Mao Robert Yu Lang - Insider Stock Trading

TC	Stat	Stk	Ins	Fil	+d	+w	+m	+q	+h	+y	avg
P	%ret	1	1	4	7	14	18	3	14	-21	6
P	%wins				100	100	100	67	67	0	72
S	%ret	1	1	1	1	0	5	-7	-6	-18	-5
S	%wins				0	100	0	100	100	100	67

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	L	Qty	oc	Own	H	r2y	r1y	r6m	r3m	r6w	r3w	r7d	r3d	f1d	f1w	f1m	f3m	f6m	f1y
5/24/24 16:55	5/22/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.dm	311	7.79	0	40	13	345	D
5/24/24 16:55	5/22/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		S.d	-292	13.86	0	-21	-6	345	D
3/6/24 16:57	3/4/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.d	668	7.44	0	90	38	326	D
3/6/24 16:57	3/4/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		S.d	-563	15.74	0	-36	-10	326	D
3/4/24 19:35	2/29/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.dm	253	3.27	0	77	40	272	D
3/4/24 19:35	2/29/24	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		S.dm	-1,229	15.89	0	-77	-22	272	D
11/13/23 17:01	11/8/23	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.d	596	8.33	0	72	36	272	D
11/8/23 19:38	11/6/23	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.dm	3,007	10.37	0	290		201	D
11/8/23 19:38	11/6/23	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		S.dm	-4,496	17.89	0	-251	-56	201	D
8/11/22 17:59	8/9/22	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	DO	P,CEO	M.dm	94	5.43	0	17	18	111	D
8/11/22 17:59	8/9/22	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	DO	P,CEO	S.d	-45	22.46	0	-2	-2	111	D
12/15/20 18:20	12/11/20	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	DO	P,CEO	M.d	114	2.49	0	46	27	218	D
12/15/20 18:20	12/11/20	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	DO	P,CEO	S.d	-116	12.22	0	-10	-4	218	D
5/16/19 17:51	5/15/19	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.d	102	2.61	0	39	27	181	D
3/14/17 19:04	3/14/17	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		P	151	7.53	4	20	16	142	D	166	-17	-38	-27	-23	-13	-10	-9	7	11	9
5/12/16 20:33	5/11/16	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		M.d	86	3.45	6	25	26	122	D	138	307	38	100	9	-12	-9	-1	4	2	-1	18	-9
3/15/16 19:03	3/11/16	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		P	378	9.45	5	40	70	97	D	59	201	282	30	53	48	19	-3	6	17	25	13	44	-12
3/17/15 20:39	3/15/15	CY	Cypress Semiconductor Corp /de/	DE	Tech	Semicn	Semiconductors & Related Devi	Mao Robert Yu Lang	CA	D		M.d	0	0.00	33	37	New	37	D	50	60	54	17	10	6	1	1	-2	-1	-11	-18	-34	-43
5/21/14 20:20	5/20/14	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		P.m	228	4.57	2	50	679	57	D	109	24	-4	4	-7	-10	0	7	8	13	30	3	4	-37
6/23/11 18:36	6/14/11	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		P.a	20	2.67	1	7	New	7	I	-56	-25	-20	-12	-1	8	11	-1	7	15	8	-7	-5	-15
6/16/11 17:52	6/14/11	ERII	Energy Recovery, Inc.	DE	Machn	Mchn	Special Industry Machinery	Mao Robert Yu Lang	CA	D		S	-20	2.67	1	-7	-50	7	I	-58	-25	-27	-9	-3	6	16	12	1	0	5	-7	-6	-18
4/1/08 11:39	3/28/08	COMS	3Com Corp	DE	Tech	CNtwk	Computer Communications Equip	Mao Robert Yu Lang	MA	D		P	334	2.22	0	150	New	150	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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