Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
3/24/25 12:55	3/21/25	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Naccarato Ben	GA	O	CFO	P	3	7.00	0	1	49	D
3/24/25 09:42	3/21/25	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	DO	P,CEO	P	14	7.03	2	2	134	D
3/20/25 16:02	3/18/25	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	37	2.95	13	0	2,853	I
3/19/25 18:14	3/18/25	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Eshleman Troy	GA	O	COO	P	10	7.35	1	New	1	D
3/19/25 16:08	3/18/25	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Dunning Audrey	PA	D		P	8	3.04	3	16	18	D
3/19/25 16:05	3/17/25	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Moss Perry W.	TX	O	P,CEO	P	49	3.01	16	7	258	D
3/19/25 16:02	3/18/25	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Nolan Stephen A	TX	D		P	12	2.99	4	3	149	D
3/19/25 13:49	3/18/25	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	DO	P,CEO	P	7	7.15	1	1	132	D
3/18/25 14:56	3/17/25	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P	7	7.31	1	0	282	D
3/17/25 17:10	3/17/25	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Hatch S. Ray	TX	D		P	14	2.86	5	4	136	D
3/11/25 11:21	3/10/25	CLH	Clean Harbors Inc	MA	Utility	Waste	Hazardous Waste Management	Dugas Eric J.	MA	O	EVP CFO	P	201	191.38	1	5	24	D
2/19/25 16:01	2/18/25	SNRG	Susglobal Energy Corp.	DE	Utility	Waste	Refuse Systems	Hazout Marc	A6	DOT	Exec. CB	P	120	0.0200	6,000	20	36,726	I
12/26/24 16:59	12/23/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Culpepper Glenn	CA	D		P	12	5.85	2	11	21	D
12/4/24 17:25	12/3/24	SKYQ	Sky Quarry Inc.	DE	Utility	Waste	Hazardous Waste Management	Laun Marcus G	UT	DO	EVP	P	1	0.9400	1	0	1,293	D
11/22/24 16:31	11/20/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Dunning Audrey	PA	D		P.d	9	6.71	1	10	16	D
11/12/24 17:54	11/12/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Hatch S. Ray	TX	DO	P,CEO	P	20	7.17	3	2	130	D
10/4/24 16:01	9/27/24	SNRG	Susglobal Energy Corp.	DE	Utility	Waste	Refuse Systems	Hazout Marc	A6	DOT	Exec. CB	P	120	0.0200	6,000	24	30,726	I
9/17/24 16:05	9/13/24	LICY	Li-Cycle Holdings Corp.	A6	Utility	Waste	Hazardous Waste Management	Wellings Mark	A6	D		P	9	1.45	6	5	140	D
9/5/24 09:00	9/3/24	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	DO	P,CEO	P.dm	21	10.11	2	2	113	D
8/22/24 17:08	8/22/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Johnston Brett Wade	TX	O	SVP of F	P	12	8.03	2	6	28	D
8/21/24 19:51	8/20/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Hatch S. Ray	TX	DO	P,CEO	P	20	8.07	3	2	127	D
8/6/24 16:22	5/29/24	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Ballengee James H.	TX	DOT	CB,P,CEO	P.m	101	1.42	71	1	12,348	D
6/6/24 18:58	6/4/24	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Weymouth Katharine	AZ	D		P	100	185.26	1	New	1	I
6/3/24 19:22	5/30/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Dunning Audrey	PA	D		P	18	9.09	2	100	4	D
5/29/24 20:41	5/23/24	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Ballengee James H.	TX	DOT	CEO	P.m	113	1.29	87	7	1,381	D
5/20/24 09:01	5/16/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Culpepper Glenn	NC	D		P	39	9.75	4	27	19	D
5/15/24 18:27	5/15/24	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Volpe Sandra M	PA	D		P	15	187.38	0	79	0	D
4/25/24 17:08	4/23/24	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Ballengee James H.	TX	DOT	CEO	P.m	154	1.51	102	9	1,294	D
4/23/24 19:39	4/19/24	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Ballengee James H.	TX	DOT	CEO	P.m	223	1.33	168	16	1,192	D
4/15/24 19:50	11/21/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Falu Ricardo Manuel	VA	O	EVP,COO,	P.m	7	17.32	0	0	85	D
3/15/24 16:15	3/13/24	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	212	6.94	31	1	2,734	M
12/22/23 16:03	12/20/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Dunning Audrey	PA	D		P	14	6.99	2	New	2	D
12/14/23 09:00	12/13/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Johnston Brett Wade	TX	O	SVP of F	P	18	6.16	3	14	24	D
12/13/23 09:00	12/12/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Hatch S. Ray	TX	DO	P,CEO	P	13	6.26	2	2	123	D
12/12/23 16:15	12/8/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	56	6.20	9	0	3,977	M
12/8/23 16:28	12/6/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	14	6.82	2	0	3,964	M
12/6/23 17:14	12/4/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	57	6.94	8	0	3,957	M
12/6/23 08:30	12/5/23	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Lombardo Andy	GA	O	EVP of N	P.d	16	7.63	2	14	17	D
12/4/23 08:18	12/1/23	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	DO	P,CEO	P.d	21	7.16	3	3	111	D
12/4/23 08:13	12/1/23	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Shelton Larry	GA	D		P.d	14	7.20	2	1	167	D
11/13/23 07:29	11/9/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Falu Ricardo Manuel	VA	O	SVP,COO,	P	40	16.30	2	4	62	D
11/9/23 07:34	11/8/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Rubiolo Juan Ignacio	VA	O	EVP,P,En	P	40	16.37	2	2	121	D
11/9/23 07:30	11/7/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Da Santos Bernerd	VA	O	EVP,P,Re	P	49	16.36	3	1	294	D
11/8/23 07:34	11/7/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Freedman Paul L	VA	O	EVP,GC,C	P	25	16.40	2	2	77	D
11/8/23 07:32	11/7/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Coughlin Stephen	VA	O	EVP,CFO	P	25	16.40	2	2	78	D
11/8/23 07:29	11/7/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Gluski Andres	VA	DO	P,CEO	P	819	16.38	50	3	1,558	D
11/2/23 16:15	10/31/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	4	7.25	1	0	2,684	D
10/31/23 16:15	10/27/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	62	7.25	9	0	3,945	M
10/27/23 16:15	10/25/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	94	7.25	13	0	3,929	M
10/25/23 16:15	10/23/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	17	7.25	2	0	3,915	M
10/23/23 16:24	10/19/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	200	7.23	28	1	3,908	M
10/19/23 16:15	10/17/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	185	7.22	26	1	3,858	M
10/16/23 17:02	10/12/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	11	7.25	1	0	3,832	D
10/4/23 16:25	10/2/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	63	7.24	9	0	3,829	M
9/11/23 16:15	9/7/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	12	7.24	2	0	3,815	D
9/1/23 16:15	8/30/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	39	7.25	5	0	3,813	M
8/21/23 16:42	8/17/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	35	7.25	5	0	3,804	M
8/17/23 17:10	8/15/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	94	7.24	13	1	2,584	M
8/16/23 16:04	8/16/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Monie Alain	VA	D		P	501	18.27	27	999%	29	D
8/10/23 16:04	8/10/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Laulis Julia M.	VA	D		P	29	19.51	2	New	2	D
8/8/23 16:07	8/8/23	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Shaughnessy Maura	VA	D		P	710	19.46	37	50	110	M
6/30/23 17:50	6/12/23	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Klein Roger M.	MA	T		P.m	131	5.89	22	6	394	M
6/30/23 17:49	6/7/23	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Klein Roger M.	MA	T		P.m	77	5.80	13	4	372	I
6/30/23 17:47	6/2/23	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Klein Roger M.	MA	T		P	4	5.84	1	0	359	I
6/20/23 09:13	6/16/23	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Johnston Brett Wade	TX	O	SVP of F	P	106	5.89	18	New	18	D
6/16/23 21:24	6/14/23	SNRG	Susglobal Energy Corp.	DE	Utility	Waste	Refuse Systems	Rintoul Leslie Bruce	A6	D		P	101	0.3250	311	311	411	I
6/7/23 16:02	6/7/23	SRCL	Stericycle Inc	DE	Utility	Waste	Hazardous Waste Management	Reuter Joseph Anthony	IL	O	EVP,Chie	P	309	44.09	7	41	24	D
4/28/23 10:00	2/16/22	WM	Waste Management Inc	DE	Utility	Waste	Refuse Systems	Nagy Leslie K	TX	O	VP,Chief	P.m	2	146.73	0	0	5	D
2/27/23 16:04	2/24/23	SRCL	Stericycle Inc	DE	Utility	Waste	Hazardous Waste Management	Gursahaney Naren K	IL	D		P	287	47.91	6	New	6	D
2/23/23 17:32	2/21/23	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Kirk Jennifer M	MN	D		P	130	129.60	1	29	4	D
2/23/23 17:26	2/21/23	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Duffy Michael A	AZ	D		P	50	130.56	0	New	0	D
12/22/22 14:31	12/22/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	6	3.78	2	1	237	D
12/14/22 14:48	12/14/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Naccarato Ben	GA	O	CFO	P.d	2	3.47	1	15	4	D
12/8/22 17:38	12/8/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	7	3.38	2	1	235	D
11/23/22 16:15	11/18/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Batarseh Jonathan	KY	DO	CEO	P	5	0.7290	7	4	201	D
11/23/22 10:43	11/22/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	4	3.89	1	3	41	D
11/22/22 21:32	11/21/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Bcp Energy Services Fund Ugp, LLC	LA	T		P.m	439	0.8917	492	10	5,484	I
11/21/22 09:03	11/17/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Flexon Robert C	KY	D		P	11	0.5700	20	18	129	D
11/18/22 19:50	11/18/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Bcp Energy Services Fund Ugp, LLC	LA	T		P	250	0.7100	352	7	5,316	I
11/17/22 19:54	11/17/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Bcp Energy Services Fund Ugp, LLC	LA	T		P	223	0.6200	360	7	5,197	I
9/27/22 11:46	9/26/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.dm	5	4.63	1	0	236	D
9/13/22 16:01	9/12/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Shannon Roger D	KY	O	CFO,Trea	P	7	2.85	3	1	277	D
9/12/22 15:00	9/8/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.dm	10	4.88	2	1	235	D
9/9/22 09:00	9/8/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Grondin Richard	GA	O	EVP of W	P.d	5	4.87	1	999%	1	D
9/8/22 09:30	9/7/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Lombardo Andy	GA	O	EVP of N	P.d	5	4.73	1	17	7	D
9/7/22 15:30	9/7/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	7	4.75	2	4	40	D
9/7/22 15:30	9/7/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	9	4.74	2	1	233	D
9/1/22 16:59	8/30/22	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Sewell Scott Andrew	KY	DO	P,CEO	P	32	2.44	13	2	736	D
7/28/22 19:57	7/26/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P	13	3.96	3	0	2,828	I
7/27/22 18:09	7/27/22	HCCI	Heritage-Crystal Clean, Inc.	DE	Utility	Waste	Sanitary Services	Recatto Brian	IL	DO	P,CEO	P	4,050	27.00	150	22	821	D
7/18/22 20:53	7/14/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	1	3.99	0	0	2,824	I
7/15/22 16:50	7/13/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P	3	3.96	1	0	2,824	I
7/14/22 16:17	7/12/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	41	4.09	10	0	2,571	M
7/13/22 21:04	7/11/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	18	3.97	5	0	2,823	I
7/8/22 16:01	7/6/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P	7	3.96	2	0	2,819	I
7/1/22 17:23	6/29/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.dm	22	3.96	5	0	2,817	I
6/29/22 19:57	6/27/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	7	3.95	2	0	2,812	I
6/27/22 16:14	6/23/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	34	3.95	9	0	2,810	I
6/23/22 20:12	6/21/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P.m	23	3.91	6	0	2,801	I
6/23/22 19:23	6/22/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Miller Ronald L. Jr.	TX	D		P.m	4	3.95	1	6	18	D
6/22/22 16:03	6/21/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Miller Ronald L. Jr.	TX	D		P	2	3.91	1	4	17	D
6/21/22 08:34	6/16/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Shelton Larry	GA	D		P.d	0	5.05	0	0	144	D
6/17/22 18:16	6/15/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Hatch S. Ray	TX	DO	P,CEO	P	12	3.87	3	3	103	D
6/15/22 16:36	6/14/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	33	3.85	9	0	2,561	M
6/15/22 08:30	6/13/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Shelton Larry	GA	D		P.d	5	5.33	1	1	144	D
6/14/22 16:03	6/13/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Friedberg Daniel M.	CT	DT		P	18	3.74	5	0	2,795	I
6/8/22 16:22	6/6/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	15	4.35	3	0	2,552	M
6/6/22 16:26	6/2/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	250	4.35	58	2	2,549	M
6/6/22 10:26	6/3/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Naccarato Ben	GA	O	CFO	P.d	3	5.50	1	15	4	D
6/1/22 16:01	5/27/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	112	4.40	25	1	2,491	M
5/26/22 16:15	5/24/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	44	4.39	10	0	2,466	M
5/13/22 11:43	5/11/22	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.dm	11	5.55	2	5	38	D
5/12/22 15:13	5/12/22	CLH	Clean Harbors Inc	MA	Utility	Waste	Hazardous Waste Management	Battles Michael Louis	MA	O	EVP,CFO	P	177	88.35	2	3	70	D
5/11/22 20:59	5/9/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Kitt Barry M	TX	T		P.m	135	4.91	28	1	2,506	I
5/11/22 16:19	5/9/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	451	4.90	92	4	2,456	M
5/3/22 17:01	4/29/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Kitt Barry M	TX	T		P	203	5.51	37	2	2,479	I
4/14/22 16:16	4/12/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	28	5.69	5	0	2,364	M
4/14/22 13:06	4/12/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Kitt Barry M	TX	T		P.m	236	5.61	42	2	2,442	I
4/8/22 16:16	4/6/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	126	5.88	21	1	2,359	M
4/6/22 16:20	4/4/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P.m	116	6.11	19	1	2,337	M
4/4/22 16:16	3/31/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	10	6.13	2	0	2,318	M
3/28/22 16:15	3/25/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	19	6.23	3	0	2,317	M
3/25/22 16:15	3/23/22	QRHC	Quest Resource Holding Corp	NV	Utility	Waste	Refuse Systems	Wynnefield Partners Small Cap Value LP I	NY	T		P	75	6.25	12	1	2,314	M
3/11/22 16:13	3/9/22	WCN	Waste Connections, Inc.	A6	Utility	Waste	Refuse Systems	Razzouk William J	TX	D		P	11	131.25	0	1	8	I
3/7/22 07:50	3/4/22	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Coughlin Stephen	VA	O	EVP,CFO	P	1,001	21.30	47	228	68	D
2/25/22 10:43	2/23/22	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Nicosia Matthew	UT	DOT	CEO	P	0	0.00	4	0	4,191	D
2/24/22 20:10	2/22/22	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Cascade Investment, L.L.C.	WA	T		P.m	74,451	116.83	637	1	109,813	D
2/24/22 20:01	2/16/22	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Nicosia Matthew	UT	DOT	CEO	P.a	2	3.05	1	0	4,190	I
2/24/22 20:00	2/17/22	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Nicosia Matthew	UT	DOT	CEO	P	1	2.95	0	0	4,191	D
2/18/22 20:33	2/18/22	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Cascade Investment, L.L.C.	WA	T		P	42,502	117.17	363	0	109,175	D
2/18/22 15:37	2/16/22	VIVK	Vivakor, Inc.	NV	Utility	Waste	Refuse Systems	Nicosia Matthew	UT	DOT	CEO	P	1	2.95	0	0	4,190	I
12/20/21 15:16	12/17/21	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.dm	11	6.54	2	9	20	D
12/17/21 15:19	12/16/21	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Simon Timothy Alan	KY	D		P	11	4.56	2	New	2	D
12/15/21 16:08	12/15/21	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	7	6.81	1	0	231	D
12/6/21 11:38	12/1/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	5	1.50	3	0	8,167	D
11/18/21 16:02	11/16/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P.m	25	1.70	14	0	8,163	D
10/26/21 06:09	10/19/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	1,462	4.30	340	4	8,149	D
9/16/21 16:07	9/14/21	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Shaughnessy Maura	VA	D		P	714	23.79	30	70	73	M
6/30/21 12:58	6/28/21	SNRG	Susglobal Energy Corp.	DE	Utility	Waste	Refuse Systems	Makrimichalos Ike	A6	O	CFO	P	5	0.2700	20	3	600	D
6/8/21 17:04	6/8/21	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Sewell Scott Andrew	KY	DO	P,CEO	P	15	5.95	2	0	666	D
5/21/21 08:48	5/19/21	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Shannon Roger D	KY	O	CFO,Trea	P	11	5.36	2	1	260	D
5/20/21 18:12	5/19/21	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Volpe Sandra M	PA	D		P	11	107.76	0	New	0	D
4/2/21 16:15	3/31/21	RSG	Republic Services, Inc.	DE	Utility	Waste	Refuse Systems	Cascade Investment, L.L.C.	WA	T		P	1,000	99.44	10	0	108,813	D
3/22/21 12:39	3/16/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	931	2.20	423	6	7,809	D
3/9/21 14:07	3/4/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	20	2.31	9	0	7,386	D
1/19/21 13:23	1/15/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	10	2.10	5	0	7,335	D
1/15/21 12:38	1/13/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P.m	25	2.07	12	0	7,330	D
1/13/21 13:51	1/9/21	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P.m	721	0.5197	1,388	23	7,318	D
1/7/21 14:36	12/29/20	SNRG	Susglobal Energy Corp.	DE	Utility	Waste	Refuse Systems	Makrimichalos Ike	A6	O	CFO	P.m	7	0.2400	30	5	580	D
1/5/21 09:17	1/4/21	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Shelton Larry	GA	D		P.d	11	4.48	2	2	128	D
12/30/20 16:29	12/29/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	3	5.85	1	3	18	D
12/22/20 14:42	12/18/20	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	5	1.44	4	0	5,930	D
12/17/20 17:56	12/16/20	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Sewell Scott Andrew	KY	DO	P,CEO	P	15	2.93	5	1	521	D
12/17/20 17:06	12/14/20	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P.m	29	1.05	27	0	5,926	D
12/14/20 17:28	12/4/20	PGTK	Pacific Green Technologies Inc.	DE	Utility	Waste	Hazardous Waste Management	Fresh Air Investments (Canada) Ltd.	A1	T		P	30	1.03	29	0	5,899	D
12/9/20 17:51	12/7/20	CHRA	Charah Solutions, Inc.	DE	Utility	Waste	Hazardous Waste Management	Shannon Roger D	KY	O	CFO,Trea	P	7	2.84	3	1	199	D
11/10/20 17:09	11/9/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	3	6.20	1	3	18	D
11/9/20 14:48	11/9/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	6	6.30	1	0	230	D
11/9/20 13:22	11/9/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Shelton Larry	GA	D		P.d	6	6.32	1	1	125	D
9/24/20 15:39	9/24/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	2Q	DO	EVP of S	P.d	7	6.71	1	0	233	D
8/14/20 09:51	8/13/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Conley E Renae	ID	D		P	100	37.75	3	85	6	D
8/13/20 07:51	8/11/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.dm	12	7.00	2	11	17	D
8/12/20 16:16	8/11/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	7	7.01	1	0	232	D
8/11/20 21:52	8/11/20	HCCI	Heritage-Crystal Clean, Inc.	DE	Utility	Waste	Sanitary Services	Bruce Ellie	IL	O	VP Busin	P	25	16.00	2	2	82	D
7/7/20 09:24	3/19/20	CLH	Clean Harbors Inc	MA	Utility	Waste	Hazardous Waste Management	Knapp Jeffrey Herbert	MA	O	EVP - HR	P	16	32.80	1	4	13	D
6/29/20 12:29	6/26/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	6	6.15	1	0	231	D
6/15/20 17:10	6/11/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Ubben Jeffrey W	CA	DH	See Rema	P	6,110	12.22	500	10	5,347	I
5/29/20 15:58	5/27/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Dorton Katina	ID	D		P	40	36.26	1	17	8	D
5/19/20 18:08	5/15/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Ubben Jeffrey W	CA	DH	See Rema	P	5,835	11.67	500	12	4,847	I
5/18/20 15:58	5/14/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Naccarato Ben	GA	O	CFO	P.d	2	6.00	0	11	3	D
5/18/20 10:45	5/15/20	HCCI	Heritage-Crystal Clean, Inc.	DE	Utility	Waste	Sanitary Services	Recatto Brian	IL	DO	P,CEO	P	49	13.95	4	1	514	D
5/18/20 10:06	5/14/20	HCCI	Heritage-Crystal Clean, Inc.	DE	Utility	Waste	Sanitary Services	Devita Mark	IL	O	CFO	P.m	14	13.77	1	1	87	D
5/13/20 16:08	5/13/20	CLH	Clean Harbors Inc	MA	Utility	Waste	Hazardous Waste Management	Battles Michael Louis	MA	O	EVP,CFO	P	77	46.45	2	5	38	D
3/31/20 09:30	3/30/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	3	5.10	1	3	16	D
3/24/20 19:09	3/23/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Duff Mark	GA	O	P,CEO	P.d	6	4.12	2	11	15	D
3/24/20 16:56	3/24/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Naccarato Ben	GA	O	CFO	P.d	2	4.75	1	20	3	D
3/24/20 15:19	3/24/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Lombardo Andy	GA	H	EVP of N	P.d	12	4.79	3	74	6	D
3/24/20 14:05	3/24/20	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.d	5	4.75	1	0	230	D
3/23/20 16:24	3/20/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Khanna Tarun	VA	D		P	48	11.27	4	New	4	D
3/23/20 16:22	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Rubiolo Juan Ignacio	VA	O	SVP,MCAC	P	48	9.12	5	19	34	D
3/23/20 15:52	3/16/20	CLH	Clean Harbors Inc	MA	Utility	Waste	Hazardous Waste Management	Speights Robert	MA	O	EVP (CHE	P.m	100	40.62	2	16	18	D
3/23/20 07:27	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Moreno Leonardo	VA	O	SVP,Corp	P	24	9.52	3	10	28	D
3/23/20 07:25	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Mendoza Tish	VA	O	SVP,CHRO	P	30	9.28	3	2	136	D
3/23/20 07:18	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Pimenta Gustavo	VA	O	EVP,CFO	P	50	9.50	5	10	56	D
3/20/20 07:07	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Da Santos Bernerd	VA	O	EVP,COO	P	39	9.63	4	2	211	D
3/20/20 07:03	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Nebreda Julian	VA	O	SVP,Ande	P	29	9.50	3	4	78	D
3/20/20 06:58	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Freedman Paul L	VA	O	SVP,GC	P	25	9.50	3	9	33	D
3/20/20 06:54	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Krueger Lisa	VA	O	SVP,US S	P	29	9.50	3	25	15	D
3/20/20 06:52	3/19/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Gluski Andres	VA	DO	P,CEO	P	90	9.50	10	1	1,601	D
3/18/20 11:45	3/16/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Romano Stephen A	ID	D		P	15	30.37	1	4	14	D
3/16/20 06:22	3/13/20	AES	Aes Corp	DE	Utility	Waste	Cogeneration Services & Small	Morse John B Jr	VA	D		P	130	12.99	10	999%	11	D
3/13/20 16:52	3/13/20	CVA	Covanta Holding Corp	DE	Utility	Waste	Cogeneration Services & Small	Silberman Robert S	VA	D		P	194	9.71	20	20	120	D
3/13/20 11:13	3/11/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Feeler Jeffrey R	ID	DO	P,CEO	P	17	33.70	1	1	74	D
3/12/20 16:34	3/11/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Fox Daniel	ID	D		P	34	34.38	1	13	8	D
3/11/20 17:37	3/10/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Romano Stephen A	ID	D		P	36	36.00	1	8	14	D
3/11/20 17:26	3/10/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Sahlberg John T.	ID	D		P	35	34.56	1	14	8	D
3/9/20 14:55	3/6/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Feeler Jeffrey R	ID	DO	P,CEO	P	49	43.38	1	2	73	D
3/3/20 17:46	3/3/20	ECOL	Us Ecology, Inc.	DE	Utility	Waste	Refuse Systems	Fox Daniel	ID	D		P	44	43.50	1	16	7	D
10/1/19 15:34	9/26/19	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.dm	2	4.55	1	0	229	D
9/23/19 13:01	9/19/19	PESI	Perma Fix Environmental Services Inc	DE	Utility	Waste	Hazardous Waste Management	Centofanti Louis F	GA	DO	EVP of S	P.dm	2	4.25	1	0	228	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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