Ernest A Toth JR

Insider

First SEC filing: May 7, 2026 · Latest: May 7, 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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

AQST selling March 10, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-242,919 + 18 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

18 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 5, 2026	AQST	F	92,652	$4.18	$387,285	283,460 Direct	-24.63%	Disposed	8.9% (price as of 2026-08-20)
March 10, 2026	AQST	S	58,254	$4.17	$242,919	376,112 Direct	-13.41%	Disposed	9.1% (price as of 2026-08-20)
March 9, 2026	AQST	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-20)
March 9, 2026	AQST	A	95,000	—	—	434,366 Direct	+27.99%	Acquired	(price as of 2026-08-20)
March 9, 2025	AQST	F	8,736	$2.65	$23,150	339,366 Direct	-2.51%	Disposed	71.7% (price as of 2026-08-20)
March 7, 2025	AQST	A	82,500	—	—	82,500 Direct	—	Acquired	(price as of 2026-08-20)
March 7, 2025	AQST	A	60,000	—	—	60,000 Direct	—	Acquired	(price as of 2026-08-20)
March 7, 2025	AQST	F	10,193	$2.65	$27,011	348,102 Direct	-2.84%	Disposed	71.7% (price as of 2026-08-20)
March 7, 2025	AQST	A	110,000	—	—	358,295 Direct	+44.30%	Acquired	(price as of 2026-08-20)
March 9, 2024	AQST	F	11,705	$4.88	$57,120	248,295 Direct	-4.50%	Disposed	-6.8% (price as of 2026-08-20)
March 7, 2024	AQST	A	60,000	—	—	60,000 Direct	—	Acquired	(price as of 2026-08-20)
March 7, 2024	AQST	A	120,000	—	—	260,000 Direct	+85.71%	Acquired	(price as of 2026-08-20)
Aug. 9, 2023	AQST	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-20)
May 5, 2023	AQST	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-20)
March 9, 2023	AQST	A	140,000	—	—	140,000 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 4, 2022	AQST	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
March 10, 2022	AQST	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-20)
June 15, 2021	AQST	A	120,000	—	—	120,000 Direct	—	Acquired	(price as of 2026-08-20)
March 11, 2021	AQST	A	2,500	—	—	2,500 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 9, 2026	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (70,000)	$4.29	March 9, 2036	70,000	Acquired
March 7, 2025	AQST	Performance Stock Units [F1]	Common Stock (82,500)	—	March 7, 2028	82,500	Acquired
March 7, 2025	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (60,000)	$2.65	March 7, 2035	60,000	Acquired
March 7, 2024	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (60,000)	$5.68	March 7, 2034	60,000	Acquired
Aug. 9, 2023	AQST	Performance Stock Units	Common Stock (70,000)	—	May 5, 2026	70,000	Acquired
May 5, 2023	AQST	Performance Stock Units	Common Stock (70,000)	—	May 5, 2026	70,000	Acquired
Nov. 4, 2022	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (40,000)	$0.88	Nov. 4, 2032	40,000	Acquired
March 10, 2022	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (70,000)	$2.55	March 10, 2032	70,000	Acquired
June 15, 2021	AQST	Stock Option (Right to Purchase)	Common Stock (120,000)	$4.04	June 15, 2031	120,000	Acquired
March 11, 2021	AQST	Non-Qualified Stock Option (right to buy)	Common Stock (2,500)	$5.30	March 11, 2031	2,500	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.

AQST

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$442,599	—	—	$129,000	$227,798	—	—	$1,323,547
2023	$407,880	—	$448,700	—	$234,531	—	$24,776	$1,115,887
2021	$467,529	—	—	$379,747	$198,000	—	$14,367	$1,059,642

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