Carla S Mashinski

Insider

First SEC filing: June 12, 2026 · Latest: June 12, 2026

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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.

Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-281,361 + 27 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

27 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 31, 2026	PRIM	A	356	—	—	22,448 Direct	+1.61%	Acquired	(price as of 2026-08-20)
July 24, 2026	RNGR	M	10,712	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 24, 2026	RNGR	D	3,214	$15.69	$50,428	17,278 Direct	-15.68%	Disposed	11.5% (price as of 2026-08-20)
July 24, 2026	RNGR	M	10,712	$15.69	$168,071	20,492 Direct	+109.53%	Acquired	11.5% (price as of 2026-08-20)
June 11, 2026	BKV	A	7,128	—	—	12,889 Direct	+123.73%	Acquired	(price as of 2026-08-20)
April 30, 2026	PRIM	A	268	—	—	22,092 Direct	+1.23%	Acquired	(price as of 2026-08-20)
Feb. 17, 2026	PRIM	A	294	—	—	21,824 Direct	+1.37%	Acquired	(price as of 2026-08-20)
Dec. 8, 2025	PRIM	S	2,082	$135.14	$281,361	21,530 Direct	-8.82%	Disposed	-40.8% (price as of 2026-08-20)
Oct. 29, 2025	PRIM	A	302	—	—	23,612 Direct	+1.30%	Acquired	(price as of 2026-08-20)
June 12, 2024	PRIM	S	3,883	$53.92	$209,371	20,454 Direct	-15.96%	Disposed	48.3% (price as of 2026-08-20)
May 1, 2024	PRIM	A	800	—	—	24,337 Direct	+3.40%	Acquired	(price as of 2026-08-20)
Feb. 21, 2024	PRIM	A	998	—	—	23,537 Direct	+4.43%	Acquired	(price as of 2026-08-20)
Nov. 2, 2023	PRIM	A	975	—	—	22,539 Direct	+4.52%	Acquired	(price as of 2026-08-20)
Aug. 2, 2023	PRIM	A	1,107	—	—	21,564 Direct	+5.41%	Acquired	(price as of 2026-08-20)
May 3, 2023	PRIM	A	1,283	—	—	20,457 Direct	+6.69%	Acquired	(price as of 2026-08-20)
Feb. 22, 2023	PRIM	A	1,515	—	—	19,174 Direct	+8.58%	Acquired	(price as of 2026-08-20)
Nov. 3, 2022	PRIM	A	1,724	—	—	17,659 Direct	+10.82%	Acquired	(price as of 2026-08-20)
Aug. 3, 2022	PRIM	A	1,211	—	—	15,935 Direct	+8.22%	Acquired	(price as of 2026-08-20)
May 4, 2022	PRIM	A	1,119	—	—	14,724 Direct	+8.22%	Acquired	(price as of 2026-08-20)
Feb. 24, 2022	PRIM	A	1,206	—	—	13,605 Direct	+9.73%	Acquired	(price as of 2026-08-20)
Nov. 3, 2021	PRIM	A	1,111	—	—	12,399 Direct	+9.84%	Acquired	(price as of 2026-08-20)
Aug. 3, 2021	PRIM	A	916	—	—	11,288 Direct	+8.83%	Acquired	(price as of 2026-08-20)
May 4, 2021	PRIM	A	802	—	—	10,372 Direct	+8.38%	Acquired	(price as of 2026-08-20)
Feb. 19, 2021	PRIM	A	1,054	—	—	9,570 Direct	+12.38%	Acquired	(price as of 2026-08-20)
Nov. 5, 2020	PRIM	A	1,221	—	—	8,516 Direct	+16.74%	Acquired	(price as of 2026-08-20)
July 31, 2020	PRIM	A	1,298	—	—	7,295 Direct	+21.64%	Acquired	(price as of 2026-08-20)
May 1, 2020	PRIM	A	1,493	—	—	5,997 Direct	+33.15%	Acquired	(price as of 2026-08-20)
Feb. 21, 2020	PRIM	A	2,093	—	—	4,504 Direct	+86.81%	Acquired	(price as of 2026-08-20)
Aug. 2, 2019	PRIM	A	2,411	—	—	2,411 Direct	—	Acquired	(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
July 24, 2026	RNGR	Restricted Stock Unit	Class A Common Stock (10,712)	—	July 24, 2026	10,712	Disposed

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