Larry G Lawrence

Insider

First SEC filing: Jan. 5, 2021 · Latest: Jan. 5, 2021

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-399,874 + 39 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

39 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 4, 2026	PUMP	S	35,831	$11.16	$399,874	28,181 Direct	-55.98%	Disposed	6.3% (price as of 2026-08-20)
July 19, 2023	PUMP	S 10b5-1	5,000	$10.00	$50,000	33,913 Direct	-12.85%	Disposed	18.7% (price as of 2026-08-20)
May 12, 2023	PUMP	A	21,116	—	—	21,116 Direct	—	Acquired	(price as of 2026-08-20)
April 26, 2023	PUMP	M	10,137	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
April 26, 2023	PUMP	M	10,137	—	—	38,913 Direct	+35.23%	Acquired	(price as of 2026-08-20)
April 26, 2022	PUMP	A	10,137	—	—	10,137 Direct	—	Acquired	(price as of 2026-08-20)
April 18, 2022	PUMP	M	13,384	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
April 18, 2022	PUMP	M	13,384	—	—	28,776 Direct	+86.95%	Acquired	(price as of 2026-08-20)
May 18, 2021	PUMP	A	13,384	—	—	13,384 Direct	—	Acquired	(price as of 2026-08-20)
May 16, 2021	PUMP	M	15,392	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 16, 2021	PUMP	M	15,392	—	—	15,392 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 17, 2020	PUMP	A	15,392	—	—	15,392 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2019	NGS	M	7,667	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 15, 2019	NGS	M	7,667	$11.18	$85,717	65,615 Direct	+13.23%	Acquired	217.4% (price as of 2026-08-20)
Nov. 15, 2019	NGS	F	8,054	$11.18	$90,044	57,948 Direct	-12.20%	Disposed	217.4% (price as of 2026-08-20)
June 28, 2019	NGS	A	20,000	$17.29	$345,800	66,002 Direct	+43.48%	Acquired	105.3% (price as of 2026-08-20)
April 10, 2019	NGS	S	701	$18.25	$12,793	45,792 Direct	-1.51%	Disposed	94.5% (price as of 2026-08-20)
April 8, 2019	NGS	S	3,299	$18.42	$60,768	46,493 Direct	-6.63%	Disposed	92.7% (price as of 2026-08-20)
March 23, 2019	NGS	M	5,000	—	—	7,667 Direct	-39.47%	Disposed	(price as of 2026-08-20)
March 23, 2019	NGS	F	616	—	—	49,792 Direct	-1.22%	Disposed	(price as of 2026-08-20)
March 23, 2019	NGS	M	5,000	—	—	11,333 Indirect	+78.95%	Acquired	(price as of 2026-08-20)
March 15, 2019	NGS	M	1,333	—	—	12,667 Direct	-9.52%	Disposed	(price as of 2026-08-20)
March 15, 2019	NGS	F	1,742	$18.07	$31,478	50,408 Direct	-3.34%	Disposed	96.4% (price as of 2026-08-20)
March 15, 2019	NGS	M	1,333	—	—	6,333 Indirect	+26.66%	Acquired	(price as of 2026-08-20)
April 6, 2018	NGS	F	2,711	$24.50	$66,420	52,150 Direct	-4.94%	Disposed	44.9% (price as of 2026-08-20)
March 23, 2018	NGS	M	5,000	—	—	14,000 Direct	-26.32%	Disposed	(price as of 2026-08-20)
March 23, 2018	NGS	F	617	$23.90	$14,746	54,861 Direct	-1.11%	Disposed	48.5% (price as of 2026-08-20)
March 23, 2018	NGS	M	5,000	—	—	5,000 Indirect	—	Acquired	(price as of 2026-08-20)
March 15, 2018	NGS	A	4,000	—	—	4,000 Direct	—	Acquired	(price as of 2026-08-20)
March 15, 2018	NGS	A	16,000	$24.55	$392,800	55,478 Direct	+40.53%	Acquired	44.6% (price as of 2026-08-20)
Dec. 19, 2017	NGS	S	6,000	$25.23	$151,380	39,478 Direct	-13.19%	Disposed	40.7% (price as of 2026-08-20)
April 11, 2017	NGS	F	2,743	$27.50	$75,432	45,478 Direct	-5.69%	Disposed	29.1% (price as of 2026-08-20)
March 23, 2017	NGS	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
March 23, 2017	NGS	A	5,000	$25.05	$125,250	48,221 Direct	+11.57%	Acquired	41.7% (price as of 2026-08-20)
Nov. 17, 2016	NGS	S	8,000	$26.99	$215,920	43,221 Direct	-15.62%	Disposed	31.5% (price as of 2026-08-20)
April 6, 2016	NGS	A	20,000	$20.39	$407,800	56,845 Direct	-26.03%	Disposed	74.1% (price as of 2026-08-20)
March 19, 2016	NGS	F	5,624	$21.60	$121,478	51,221 Direct	-9.89%	Disposed	64.3% (price as of 2026-08-20)
Dec. 18, 2015	NGS	S	8,000	$20.34	$162,720	36,845 Direct	-17.84%	Disposed	74.5% (price as of 2026-08-20)
March 24, 2015	NGS	S	10,000	$19.95	$199,500	50,000 Direct	-16.67%	Disposed	77.9% (price as of 2026-08-20)
March 20, 2015	NGS	F	4,067	$19.70	$80,120	44,845 Direct	-8.31%	Disposed	80.2% (price as of 2026-08-20)
March 19, 2015	NGS	A	20,000	$18.75	$375,000	60,000 Direct	+50.00%	Acquired	89.3% (price as of 2026-08-20)
Jan. 25, 2015	NGS	F	1,088	$22.01	$23,947	48,912 Direct	-2.18%	Disposed	61.2% (price as of 2026-08-20)
March 20, 2014	NGS	A	15,000	$30.41	$456,150	40,000 Direct	+60.00%	Acquired	16.7% (price as of 2026-08-20)
March 21, 2013	NGS	A	10,000	$18.75	$187,500	25,000 Direct	+66.67%	Acquired	89.3% (price as of 2026-08-20)
Jan. 25, 2012	NGS	A	10,000	$14.89	$148,900	15,000 Direct	+200.00%	Acquired	138.3% (price as of 2026-08-20)
Jan. 25, 2012	NGS	A	10,000	$14.89	$148,900	15,000 Direct	+200.00%	Acquired	138.3% (price as of 2026-08-20)
June 15, 2011	NGS	A	5,000	$15.25	$76,250	5,000 Direct	—	Acquired	132.7% (price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
May 12, 2023	PUMP	Restricted Stock Units	Common Stock (21,116)	—	—	21,116	Acquired
April 26, 2023	PUMP	Restricted Stock Units	Common Stock (10,137)	—	—	10,137	Disposed
April 26, 2022	PUMP	Restricted Stock Units	Common Stock (10,137)	—	—	10,137	Acquired
April 18, 2022	PUMP	Restricted Stock Units	Common Stock (13,384)	—	—	13,384	Disposed
May 18, 2021	PUMP	Restricted Stock Units	Common Stock (13,384)	—	—	13,384	Acquired
May 16, 2021	PUMP	Restricted Stock Units	Common Stock (15,392)	—	—	15,392	Disposed
Dec. 17, 2020	PUMP	Restricted Stock Units	Common Stock (15,392)	—	—	15,392	Acquired
Nov. 15, 2019	NGS	Restricted Stock Units	Common Stock (7,667)	—	—	7,667	Disposed
March 23, 2019	NGS	Restricted Stock Units	Common Stock (5,000)	—	—	5,000	Disposed
March 15, 2019	NGS	Restricted Stock Units	Common Stock (1,333)	—	—	1,333	Disposed
March 23, 2018	NGS	Restricted Stock Units	Common Stock (5,000)	—	—	5,000	Disposed
March 15, 2018	NGS	Restricted Stock Units	Common Stock (4,000)	—	—	4,000	Acquired
March 23, 2017	NGS	Restricted Stock Unit	Common Stock (15,000)	—	—	15,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 3 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Jan. 5, 2021	NGS	Common Stock	54,249	Direct
Jan. 5, 2021	NGS	Common Stock	10,000	Indirect
Jan. 28, 2011	NGS	Employee Stock Option (right to buy)→ Common Stock	—	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

NGS

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	—	—	—	—	—	—	—	—
2020	—	—	—	—	—	—	—	—
2019	$198,858	—	—	—	$32,871	—	$15,461	$247,190

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.