Industrial & Commercial Fans & Blowers & Air Purifing Equip Industry - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
4/1/25 16:03	3/28/25	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Arnone Vincent J	IL	DO	P,CEO	P	16	1.05	15	3	486	D
2/27/25 08:27	2/26/25	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	378	25.18	15	6	283	M
11/20/24 16:02	11/19/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Jones Sharon L	IL	D		P	9	1.08	8	9	97	D
11/19/24 16:03	11/15/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Jones Sharon L	IL	D		P.m	15	1.05	14	19	89	D
11/18/24 06:13	11/12/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Jones Sharon L	IL	D		P.m	27	1.04	26	53	75	D
9/16/24 06:08	9/12/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Albrecht Ellen T	IL	O	CFO	P	5	1.01	5	6	92	D
9/16/24 06:06	9/12/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Arnone Vincent J	IL	DO	P,CEO	P	20	1.02	20	5	461	D
9/3/24 11:54	8/30/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	288	28.77	10	4	268	I
8/30/24 16:04	8/28/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Jones Sharon L	IL	D		P	3	1.01	3	7	49	D
8/21/24 16:06	8/12/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Jones Sharon L	IL	D		P	0	1.01	0	1	45	D
8/12/24 07:23	8/9/24	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Arnone Vincent J	IL	DO	P,CEO	P	21	1.04	20	5	441	D
5/22/24 16:31	5/21/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P.a	98	24.50	4	2	257	D
5/22/24 11:44	5/21/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	98	24.50	4	2	257	D
5/2/24 08:12	5/1/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	110	21.95	5	2	244	D
3/8/24 09:29	3/6/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Siegel Laurie	TX	D		P	50	19.87	3	46	8	D
3/8/24 09:28	3/6/24	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	989	19.78	50	27	238	D
10/10/23 16:57	10/6/23	PPIH	Perma-Pipe International Holdings, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Walker Jerome T.	TX	D		P	11	7.50	2	5	32	D
9/28/23 17:21	9/26/23	PPIH	Perma-Pipe International Holdings, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Walker Jerome T.	TX	D		P	9	7.90	1	4	31	D
9/22/23 17:06	9/20/23	PPIH	Perma-Pipe International Holdings, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	McNally Robert Joseph	TX	D		P	50	8.36	6	42	20	D
9/19/23 07:55	9/18/23	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	160	15.99	10	6	185	D
9/11/23 10:14	9/7/23	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	165	13.76	12	7	175	I
8/14/23 16:02	8/11/23	FTEK	Fuel Tech, Inc.	DE	Machn	Mchn	Industrial & Commercial Fans	Arnone Vincent J	IL	DO	P,CEO	P	18	1.20	15	5	345	D
4/12/23 11:43	4/11/23	DCI	Donaldson Co Inc	DE	Machn	Mchn	Industrial & Commercial Fans	Hilger Christopher M.	MN	D		P	200	62.76	3	68	8	D
3/17/23 07:58	3/15/23	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Liner David B	TX	D		P	41	13.62	3	3	118	D
3/8/23 14:30	3/7/23	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	151	15.08	10	7	153	I
11/21/22 10:03	11/18/22	CECO	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Nuggihalli Ramesh	TX	O	COO	P	3	11.25	0	0	75	D
9/22/22 13:33	9/20/22	CECE	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Liner David B	TX	D		P.m	142	9.47	15	15	115	D
8/25/22 09:53	8/24/22	CECE	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Nuggihalli Ramesh	TX	O	COO	P	3	10.33	0	0	75	D
8/10/22 16:49	8/9/22	CECE	Ceco Environmental Corp	DE	Machn	Mchn	Industrial & Commercial Fans	Wallman Richard F	TX	D		P	179	8.97	20	16	143	I

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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