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Who

William F. Kimble

Director

Company insider

Files Form 4 as: Director, Northern Oil and Gas; Chairman of the Board, Liberty Energy; Director, DCP Midstream, LP; Director, Prgx Global.

In numbers

Trades disclosed
67
Buys
2
Sells
2
Bought
$71K
Sold
$767K
Companies
4
Companies where not an officer
3
First trade
21 Apr 2015
Last trade
30 Sep 2026
Last filed
5 Oct 2026

Companies traded

Where they are an officer
LBRT Liberty EnergyDirector, Officer · Oilfield services · last 5 May 20260 buys · 2 sells
Everywhere else they filed: board seats, 10% stakes, other companies
NOG Northern Oil and GasDirector · Oil & Gas E&P · last 30 Sep 20260 buys · 0 sells
DCP Midstream, LPDirector · last 15 Jun 20230 buys · 0 sells
Prgx GlobalDirector · last 3 Mar 20212 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
30 Sep 2026filed 5 Oct 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,912 at $0.00filing
30 Jun 2026filed 2 Jul 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—2,410 at $0.00filing
30 Jun 2026filed 2 Jul 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—2,410 at $0.00filing
5 May 2026filed 5 May 2026LBRT Liberty EnergyOilfield servicesSEC FORM 4 Sold$249K7,350 at $33.92filing
5 May 2026filed 5 May 2026LBRT Liberty EnergyOilfield servicesSEC FORM 4 Sold$249K7,350 at $33.92filing
31 Mar 2026filed 1 Apr 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,496 at $0.00filing
31 Mar 2026filed 1 Apr 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,496 at $0.00filing
2 Jan 2026filed 2 Jan 2026LBRT Liberty EnergyOilfield servicesSEC FORM 4 Code A—13,665filing
2 Jan 2026filed 2 Jan 2026LBRT Liberty EnergyOilfield servicesSEC FORM 4 Code A—13,665filing
31 Dec 2025filed 2 Jan 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—2,038 at $0.00filing
31 Dec 2025filed 2 Jan 2026NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—2,038 at $0.00filing
30 Sep 2025filed 2 Oct 2025NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,764 at $0.00filing
30 Jun 2025filed 2 Jul 2025NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,543 at $0.00filing
31 Mar 2025filed 2 Apr 2025NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,447 at $0.00filing
3 Feb 2025filed 5 Feb 2025LBRT Liberty EnergyOilfield servicesSEC FORM 4 Code A—4,058filing
2 Jan 2025filed 3 Jan 2025LBRT Liberty EnergyOilfield servicesSEC FORM 4 Code A—9,469filing
31 Dec 2024filed 3 Jan 2025NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,177 at $0.00filing
30 Sep 2024filed 2 Oct 2024NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,236 at $0.00filing
28 Jun 2024filed 1 Jul 2024NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,177 at $0.00filing
1 Apr 2024filed 3 Apr 2024NOG Northern Oil and GasOil & Gas E&PSEC FORM 4 Code A—1,103 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Energy2
Not placed2

Buys in green, sells in red, by the company’s sector.

Related people

Michael StockChief Financial Officer · Chief Financial Officer at Liberty Energy, filing Form 4 there in the last year
Arjun N. MurtiDirector · Director at Liberty Energy, filing Form 4 there in the last year
Ron GusekCEO and President · CEO and President at Liberty Energy, filing Form 4 there in the last year
R. Sean ElliottChief Legal Officer · Chief Legal Officer at Liberty Energy, filing Form 4 there in the last year
Ryan T. GosneyChief Accounting Officer · Chief Accounting Officer at Liberty Energy, filing Form 4 there in the last year