Skip to Main Content
Insider Trading

Last Updated: 5 days, 7 hours ago

Gregory A. Lang has an estimated net worth of at least $23.4 million*, as of Oct. 8, 2025. They own 1.6 million shares of NG stock. They have sold 1.3 million shares of NG stock since 2021, for an estimated $7.0 million.

Gregory A. Lang $NG SEC Form 4 Insider Trading

Gregory A. Lang has filed a total of 30 insider trades in $NG since 2021. Their most recent trade was a sale of 42,519 shares, made on Nov 30, 2023. Their largest trade was a sale of 95,392 shares, made on Jun 11, 2021. We estimate that they now own 1.6 million shares of $NG, worth an estimated $16.3 million.



Insider Trading at $NG

There have been a total of 55 insider trades reported at $NG since 2021, with 13.4 million shares purchased and 1.4 million shares sold. The most active insider traders in $NG stock have been Gregory A. Lang, David A. Ottewell, and . The most recent trade was a purchase of 3,824 shares reported by Ethan Schutt (None), made on Jul 28, 2025.



History of Insider Stock Trades by Gregory A. Lang

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
TMQ logo TMQ Sale 50,000 Oct 09, 2025 Oct. 10, 2025, 6:56 p.m.
TMQ logo TMQ Sale 19,181 Oct 09, 2025 Oct. 10, 2025, 6:56 p.m.
TMQ logo TMQ Sale 100,000 Oct 09, 2025 Oct. 10, 2025, 6:56 p.m.
NG logo NG Sale 42,519 Nov 30, 2023 Nov. 30, 2023, 5:28 p.m.
NG logo NG Sale 10,868 Nov 28, 2023 Nov. 30, 2023, 5:28 p.m.
NG logo NG Sale 46,335 Nov 29, 2023 Nov. 30, 2023, 5:28 p.m.
NG logo NG Sale 22,925 Nov 29, 2022 Nov. 30, 2022, 2:57 p.m.
NG logo NG Sale 22,356 Nov 28, 2022 Nov. 29, 2022, 2:28 p.m.
NG logo NG Sale 24,956 Nov 25, 2022 Nov. 28, 2022, 11:30 a.m.
NG logo NG Sale 23,483 Nov 22, 2022 Nov. 23, 2022, 2:05 p.m.
NG logo NG Sale 21,626 Nov 21, 2022 Nov. 22, 2022, 2:59 p.m.
NG logo NG Sale 27,639 Nov 18, 2022 Nov. 21, 2022, 12:07 p.m.
NG logo NG Sale 45,382 Nov 10, 2022 Nov. 14, 2022, 11:45 a.m.
NG logo NG Sale 20,454 Nov 04, 2022 Nov. 7, 2022, 12:43 p.m.
NG logo NG Sale 54,280 Apr 14, 2022 April 15, 2022, 5:28 p.m.
NG logo NG Sale 51,104 Mar 11, 2022 March 14, 2022, 11:39 a.m.
NG logo NG Sale 22,193 Feb 15, 2022 Feb. 17, 2022, 1:15 p.m.
NG logo NG Sale 22,060 Feb 16, 2022 Feb. 17, 2022, 1:15 p.m.
NG logo NG Sale 88,960 Dec 16, 2021 Dec. 20, 2021, 4:10 p.m.
NG logo NG Sale 29,611 Nov 29, 2021 Nov. 30, 2021, 2:35 p.m.
NG logo NG Sale 18,821 Nov 24, 2021 Nov. 29, 2021, 1:54 p.m.
NG logo NG Sale 19,054 Nov 23, 2021 Nov. 24, 2021, 1:28 p.m.
NG logo NG Sale 37,329 Nov 22, 2021 Nov. 23, 2021, 2:57 p.m.
NG logo NG Sale 30,933 Nov 18, 2021 Nov. 22, 2021, 12:53 p.m.
NG logo NG Sale 30,734 Nov 19, 2021 Nov. 22, 2021, 12:53 p.m.
NG logo NG Sale 32,169 Nov 17, 2021 Nov. 18, 2021, 1:33 p.m.
NG logo NG Sale 33,489 Nov 12, 2021 Nov. 15, 2021, 1:43 p.m.
NG logo NG Sale 30,848 Nov 08, 2021 Nov. 9, 2021, 8 p.m.
NG logo NG Sale 30,039 Nov 09, 2021 Nov. 9, 2021, 8 p.m.
NG logo NG Sale 29,071 Nov 03, 2021 Nov. 3, 2021, 8 p.m.
NG logo NG Sale 19,539 Nov 04, 2021 Nov. 3, 2021, 8 p.m.
TMQ logo TMQ Sale 75,000 Nov 02, 2021 Nov. 2, 2021, 8 p.m.
NG logo NG Sale 25,089 Jul 29, 2021 July 28, 2021, 8 p.m.
NG logo NG Sale 95,392 Jun 11, 2021 June 13, 2021, 8 p.m.




$NG Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.