David Scott Schorlemer

Insider

First SEC filing: Oct. 26, 2020 · Latest: Oct. 26, 2020

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.

Insider at

PUMP buying March 1, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 17 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

17 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2023	PUMP	P	1,500	$8.96	$13,440	65,778 Direct	+2.33%	Acquired	26.7% (price as of 2026-08-21)
Feb. 24, 2023	PUMP	P	2,500	$8.44	$21,100	64,278 Direct	+4.05%	Acquired	34.5% (price as of 2026-08-21)
Feb. 17, 2023	PUMP	M	13,647	—	—	116,409 Direct	-10.49%	Disposed	(price as of 2026-08-21)
Feb. 17, 2023	PUMP	F	5,371	$9.36	$50,273	61,778 Direct	-8.00%	Disposed	21.3% (price as of 2026-08-21)
Feb. 17, 2023	PUMP	M	13,647	—	—	67,149 Direct	+25.51%	Acquired	(price as of 2026-08-21)
Feb. 16, 2023	PUMP	M	16,077	—	—	130,056 Direct	-11.00%	Disposed	(price as of 2026-08-21)
Feb. 16, 2023	PUMP	F	4,464	$9.86	$44,015	53,502 Direct	-7.70%	Disposed	15.1% (price as of 2026-08-21)
Feb. 16, 2023	PUMP	M	16,077	—	—	57,966 Direct	+38.38%	Acquired	(price as of 2026-08-21)
Oct. 13, 2022	PUMP	M	9,070	—	—	84,595 Direct	-9.68%	Disposed	(price as of 2026-08-21)
Oct. 13, 2022	PUMP	F	2,209	$9.85	$21,759	23,686 Direct	-8.53%	Disposed	15.2% (price as of 2026-08-21)
Oct. 13, 2022	PUMP	M	9,070	—	—	25,895 Direct	+53.91%	Acquired	(price as of 2026-08-21)
Feb. 17, 2022	PUMP	M	13,647	—	—	93,665 Direct	-12.72%	Disposed	(price as of 2026-08-21)
Feb. 17, 2022	PUMP	F	3,683	$12.52	$46,111	16,825 Direct	-17.96%	Disposed	-9.3% (price as of 2026-08-21)
Feb. 17, 2022	PUMP	M	13,647	—	—	20,508 Direct	+198.91%	Acquired	(price as of 2026-08-21)
Feb. 16, 2022	PUMP	A	48,231	—	—	107,312 Direct	-31.01%	Disposed	(price as of 2026-08-21)
Oct. 13, 2021	PUMP	M	9,070	—	—	59,081 Direct	-13.31%	Disposed	(price as of 2026-08-21)
Oct. 13, 2021	PUMP	F	2,209	$10.22	$22,576	6,861 Direct	-24.36%	Disposed	11.1% (price as of 2026-08-21)
Oct. 13, 2021	PUMP	M	9,070	—	—	9,070 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 17, 2021	PUMP	A	40,941	—	—	68,151 Direct	+150.46%	Acquired	(price as of 2026-08-21)

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
Feb. 17, 2023	PUMP	Restricted Stock Units	Common Stock (13,647)	—	—	13,647	Disposed
Feb. 16, 2023	PUMP	Restricted Stock Units	Common Stock (16,077)	—	—	16,077	Disposed
Oct. 13, 2022	PUMP	Restricted Stock Units	Common Stock (9,070)	—	—	9,070	Disposed
Feb. 17, 2022	PUMP	Restricted Stock Units	Common Stock (13,647)	—	—	13,647	Disposed
Feb. 16, 2022	PUMP	Restricted Stock Units	Common Stock (48,231)	—	—	48,231	Disposed
Oct. 13, 2021	PUMP	Restricted Stock Units	Common Stock (9,070)	—	—	9,070	Disposed
Feb. 17, 2021	PUMP	Restricted Stock Units	Common Stock (40,941)	—	—	40,941	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Oct. 26, 2020	PUMP	Restricted Stock Units→ Common Stock	—	Direct