Oil & Gas Field Exploration Services 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
4/29/24 12:20	4/26/24	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Putra Pandji Christiaan	TX	D		M.d	2	0.0700	25	331	33	D
1/23/24 09:54	1/22/24	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Dunn Robert William	TX	DO	CEO	M.d	2	0.0749	25	11	250	D
1/22/24 12:39	1/22/24	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Mazon Javier A	TX	D		M.d	3	0.1451	21	83	46	D
12/4/23 16:38	12/4/23	DENR	Discovery Energy Corp.	NV	Energy	OilSv	Oil & Gas Field Exploration S	McKenzie Keith J	A1	DOT	CEO	S	-61	0.0300	-2,045	-7	28,385	D
12/1/23 15:59	12/1/23	DENR	Discovery Energy Corp.	NV	Energy	OilSv	Oil & Gas Field Exploration S	McKenzie Keith J	A1	DOT	CEO	S	-1	0.0001	-5,300	-15	30,430	D
6/30/23 06:05	6/14/23	DWSN	Dawson Geophysical Co	TX	Energy	OilSv	Oil & Gas Field Exploration S	Wilks Brothers, LLC	TX	T		P.a	20	2.23	9	0	18,847	I
6/16/23 20:08	6/14/23	DWSN	Dawson Geophysical Co	TX	Energy	OilSv	Oil & Gas Field Exploration S	Wilks Brothers, LLC	TX	T		P	20	2.23	9	0	18,847	I
6/16/23 20:01	6/12/23	DWSN	Dawson Geophysical Co	TX	Energy	OilSv	Oil & Gas Field Exploration S	Wilks Brothers, LLC	TX	T		P.a	19	2.18	9	0	18,838	I
6/15/23 12:24	6/15/23	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Mazon Javier A	TX	D		M.d	3	0.1128	25	New	25	D
6/14/23 18:16	6/12/23	DWSN	Dawson Geophysical Co	TX	Energy	OilSv	Oil & Gas Field Exploration S	Wilks Brothers, LLC	TX	T		P.m	19	2.18	9	0	17,650	I
2/27/23 14:47	2/27/23	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Brown John M	TX	DO	Exec CB	M.d	2	0.0615	25	3	740	D
2/27/23 14:39	2/27/23	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Dunn Robert William	TX	DO	CEO	M.d	2	0.0615	25	13	225	D
2/27/23 14:23	2/27/23	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Avery William H	TX	DO	P,GC	M.d	2	0.0615	25	3	825	D
2/27/23 12:29	2/27/23	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Croswell Michael B. Jr.	TX	O	CFO	M.d	2	0.0615	25	7	375	D
5/10/22 14:53	5/9/22	DENR	Discovery Energy Corp.	NV	Energy	OilSv	Oil & Gas Field Exploration S	McKenzie Keith J	A1	DOT	CEO	S	-33	0.0471	-700	-2	35,730	D
11/4/21 11:58	11/3/21	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Avery William H	TX	DO	P,GC	M.d	2	0.3912	5	1	515	D
11/3/21 15:04	11/3/21	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Avery William H	TX	DO	P,GC	M.d	12	0.1585	75	17	510	D
10/12/21 09:48	10/4/21	ZNOG	Zion Oil & Gas Inc	DE	Energy	OilSv	Oil & Gas Field Exploration S	Dunn Robert William	TX	DO	CEO	M.d	2	0.0100	150	300	200	D
9/23/21 17:23	9/21/21	IO	Ion Geophysical Corp	DE	Energy	OilSv	Oil & Gas Field Exploration S	Gates Capital Management, Inc.	NY	T		S.m	-450	1.30	-347	-5	6,143	I
9/20/21 18:21	9/16/21	IO	Ion Geophysical Corp	DE	Energy	OilSv	Oil & Gas Field Exploration S	Gates Capital Management, Inc.	NY	T		S.m	-2,200	1.56	-1,412	-17	7,046	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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