Jerome Maironi

Insider

First SEC filing: May 28, 2021 · Latest: May 28, 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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

GTX buying May 17, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 43 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

43 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 30, 2025	GTX	F	9,705	$9.22	$89,480	227,536 Direct	-4.09%	Disposed	187.4% (price as of 2026-08-20)
March 5, 2025	GTX	A	42,003	—	—	237,241 Direct	+21.51%	Acquired	(price as of 2026-08-20)
March 5, 2025	GTX	F	6,448	$9.35	$60,289	195,238 Direct	-3.20%	Disposed	183.4% (price as of 2026-08-20)
Feb. 17, 2025	GTX	F	6,843	$9.20	$62,956	201,686 Direct	-3.28%	Disposed	188.0% (price as of 2026-08-20)
April 30, 2024	GTX	F	9,705	$9.56	$92,780	208,529 Direct	-4.45%	Disposed	177.2% (price as of 2026-08-20)
March 5, 2024	GTX	A	42,981	—	—	218,234 Direct	+24.53%	Acquired	(price as of 2026-08-20)
Feb. 17, 2024	GTX	F	6,843	$9.50	$65,008	131,643 Direct	-4.94%	Disposed	178.9% (price as of 2026-08-20)
Feb. 15, 2024	GTX	A	43,610	—	—	175,253 Direct	+33.13%	Acquired	(price as of 2026-08-20)
April 30, 2023	GTX	F	9,036	$8.26	$74,637	138,486 Direct	-6.13%	Disposed	220.8% (price as of 2026-08-20)
Feb. 17, 2023	GTX	A	45,615	—	—	147,522 Direct	+44.76%	Acquired	(price as of 2026-08-20)
April 30, 2022	GTX	F	9,920	$6.67	$66,166	101,907 Direct	-8.87%	Disposed	297.3% (price as of 2026-08-20)
May 26, 2021	GTX	A	107,827	—	—	111,827 Direct	+2695.68%	Acquired	(price as of 2026-08-20)
May 17, 2021	GTX	P	4,000	$6.35	$25,400	4,000 Direct	—	Acquired	317.3% (price as of 2026-08-20)
April 30, 2021	GTX	D	82,589	$6.25	$516,181	0 Direct	-100.00%	Disposed	324.0% (price as of 2026-08-20)
April 30, 2021	GTX	D	122,395	$6.25	$764,969	82,589 Direct	-59.71%	Disposed	324.0% (price as of 2026-08-20)
April 30, 2021	GTX	D	26,392	$6.25	$164,950	204,984 Direct	-11.41%	Disposed	324.0% (price as of 2026-08-20)
Feb. 28, 2021	GTX	F	3,338	$6.60	$22,031	204,984 Direct	-1.60%	Disposed	301.5% (price as of 2026-08-20)
Feb. 27, 2021	GTX	F	7,714	$6.60	$50,912	208,322 Direct	-3.57%	Disposed	301.5% (price as of 2026-08-20)
July 1, 2020	GTX	D	50,038	—	—	216,036 Direct	-18.81%	Disposed	(price as of 2026-08-20)
March 15, 2020	GTX	F	10,148	$4.37	$44,347	266,074 Direct	-3.67%	Disposed	506.4% (price as of 2026-08-20)
March 3, 2020	GTX	F	17,420	$6.79	$118,282	276,222 Direct	-5.93%	Disposed	290.3% (price as of 2026-08-20)
Feb. 28, 2020	GTX	A	50,038	—	—	293,642 Direct	+20.54%	Acquired	(price as of 2026-08-20)
March 4, 2019	GTX	A	29,310	—	—	29,310 Direct	—	Acquired	(price as of 2026-08-20)
March 4, 2019	GTX	A	13,196	—	—	242,934 Direct	+5.74%	Acquired	(price as of 2026-08-20)
Feb. 28, 2019	GTX	M	7,834	—	—	15,669 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 28, 2019	GTX	M	7,834	—	—	56,808 Direct	+16.00%	Acquired	(price as of 2026-08-20)
Feb. 27, 2019	GTX	M	3,579	—	—	10,739 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 27, 2019	GTX	M	3,579	—	—	48,974 Direct	+7.88%	Acquired	(price as of 2026-08-20)
Feb. 26, 2019	GTX	M	10,719	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 26, 2019	GTX	M	10,719	—	—	45,395 Direct	+30.91%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	GTX	M	22,387	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 25, 2019	GTX	M	12,050	—	—	12,050 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 25, 2019	GTX	M	22,387	—	—	34,676 Direct	+182.17%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	GTX	M	12,050	—	—	12,289 Direct	+5041.84%	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	24,453	—	—	24,453 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	23,152	—	—	23,152 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	22,387	—	—	22,387 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	18,518	—	—	18,518 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	14,528	—	—	14,528 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	10,719	—	—	10,719 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	24,100	—	—	24,100 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	23,503	—	—	23,503 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	14,318	—	—	14,318 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 1, 2018	GTX	A	54,060	—	—	54,060 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
March 4, 2019	GTX	Employee Stock Option (Right to Buy)	Common Stock (29,310)	$16.17	March 3, 2029	29,310	Acquired
Feb. 28, 2019	GTX	Restricted Stock Units	Common Stock (7,834)	—	—	7,834	Disposed
Feb. 27, 2019	GTX	Restricted Stock Units	Common Stock (3,579)	—	—	3,579	Disposed
Feb. 26, 2019	GTX	Restricted Stock Units	Common Stock (10,719)	—	—	10,719	Disposed
Feb. 25, 2019	GTX	Restricted Stock Units	Common Stock (22,387)	—	—	22,387	Disposed
Feb. 25, 2019	GTX	Restricted Stock Units	Common Stock (12,050)	—	—	12,050	Disposed
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (24,453)	—	—	24,453	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (23,152)	—	—	23,152	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (22,387)	—	—	22,387	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (18,518)	—	—	18,518	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (14,528)	—	—	14,528	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (10,719)	—	—	10,719	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (24,100)	—	—	24,100	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (23,503)	—	—	23,503	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (14,318)	—	—	14,318	Acquired
Oct. 1, 2018	GTX	Restricted Stock Units	Common Stock (54,060)	—	—	54,060	Acquired

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

Compensation (DEF 14A)

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

GTX

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$598,591	—	—	—	$417,293	$144,230	$26,203	$2,289,413
2023	$550,744	—	$1,064,419	—	$503,646	$116,730	$34,296	$2,269,835
2022	$492,701	—	—	—	$225,814	$91,535	$46,800	$856,849

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