Lawrence E Leibowitz

Insider

First SEC filing: March 1, 2023 · Latest: March 1, 2023

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 12 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

12 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 1, 2026	PURR	A	2,117	—	—	85,980 Direct	+2.52%	Acquired	(price as of 2026-08-19)
April 1, 2026	PURR	A	3,274	—	—	83,863 Direct	+4.06%	Acquired	(price as of 2026-08-19)
Feb. 9, 2026	PURR	A	40,789	—	—	80,589 Direct	+102.48%	Acquired	(price as of 2026-08-19)
Dec. 4, 2025	PURR	J	39,800	—	—	39,800 Direct	—	Acquired	(price as of 2026-08-19)
Nov. 16, 2023	GCTS	C	30,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Nov. 16, 2023	GCTS	C	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-19)
March 1, 2023	1466538	D	8,000	$39.00	$312,000	0	—	—
Aug. 30, 2022	1466538	A	7,672	—	—	49,961	—	—
Oct. 27, 2021	1466538	A	4,720	—	—	42,289 Direct	+12.56%	Acquired
July 27, 2020	1466538	A	10,965	—	—	37,569 Direct	+41.22%	Acquired
March 9, 2020	1466538	P	8,000	$12.13	$97,040	26,604 Direct	+43.00%	Acquired
July 24, 2019	1466538	A	9,355	—	—	18,604 Direct	+101.15%	Acquired
July 31, 2018	1466538	A	9,249	—	—	9,249 Direct	—	Acquired

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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Nov. 16, 2023	GCTS	Class B Common Stock	Class A Common Stock (30,000)	—	—	30,000	Disposed

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

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

Date	Ticker	Security	Shares	Ownership
Nov. 3, 2021	GCTS	Class B Common Stock→ Class A Common Stock (30,000)	30,000	Direct