Erik Ostrowski

Insider

First SEC filing: Jan. 4, 2019 · Latest: Jan. 4, 2019

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Insider at

0 buys (P) 1 sells (S) Net: $-62,181 + 13 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

13 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 29, 2026	AKBA	S	56,019	$1.11	$62,181	616,616 Direct	-8.33%	Disposed	-21.1% (price as of 2026-08-19)
Feb. 5, 2024	TECX	F	13,099	$1.20	$15,719	29,285 Direct	-30.91%	Disposed	153.8% (price as of 2026-08-19)
Feb. 1, 2024	TECX	M	40,084	—	—	120,249 Direct	-25.00%	Disposed	(price as of 2026-08-19)
Feb. 1, 2024	TECX	M	40,084	—	—	42,384 Direct	+1742.78%	Acquired	(price as of 2026-08-19)
July 1, 2023	TECX	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 8, 2023	TECX	A	160,333	—	—	160,333 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 8, 2022	TECX	A	221,000	—	—	221,000 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 2, 2022	TECX	A	145,000	—	—	145,000 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 2, 2022	TECX	A	170,000	—	—	170,000 Direct	—	Acquired	(price as of 2026-08-19)
June 10, 2021	TECX	A	125,000	—	—	125,000 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 4, 2021	TECX	A	119,100	—	—	119,100 Direct	—	Acquired	(price as of 2026-08-19)
March 4, 2020	TECX	A	100,900	—	—	100,900 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 2, 2019	TECX	A	186,000	—	—	186,000 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 2, 2019	TECX	A	2,300	—	—	2,300 Direct	—	Acquired	(price as of 2026-08-19)

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
Feb. 1, 2024	TECX	Restricted Stock Unit	Common Stock (40,084)	$0.00	Feb. 1, 2027	40,084	Disposed
July 1, 2023	TECX	Restricted Stock Unit	Common Stock (70,000)	$0.00	July 1, 2027	70,000	Acquired
Feb. 8, 2023	TECX	Restricted Stock Unit	Common Stock (160,333)	$0.00	Feb. 1, 2027	160,333	Acquired
Dec. 8, 2022	TECX	Stock Option (Right to Buy)	Common Stock (221,000)	$0.79	Dec. 7, 2032	221,000	Acquired
Feb. 2, 2022	TECX	Stock Option (Right to Buy)	Common Stock (145,000)	$1.84	Feb. 1, 2032	145,000	Acquired
Feb. 2, 2022	TECX	Stock Option (Right to Buy)	Common Stock (170,000)	$1.84	Feb. 1, 2032	170,000	Acquired
June 10, 2021	TECX	Stock Option (Right to Buy)	Common Stock (125,000)	$9.63	June 9, 2031	125,000	Acquired
Feb. 4, 2021	TECX	Stock Option (Right to Buy)	Common Stock (119,100)	$16.02	Feb. 3, 2031	119,100	Acquired
March 4, 2020	TECX	Stock Option (Right to Buy)	Common Stock (100,900)	$21.44	March 3, 2030	100,900	Acquired
Jan. 2, 2019	TECX	Stock Option (Right to Buy)	Common Stock (186,000)	$15.65	Jan. 1, 2029	186,000	Acquired

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

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

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$552,919	—	—	—	$223,074	—	$16,877	$1,792,361
2024	$284,414	—	—	—	$127,825	—	$573	$1,215,122

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2024	$254,125	—	—	—	$829,250	—	$9,883	$1,093,258
2022	$460,000	$299,000	—	—	$174,800	—	$13,487	$1,352,093
2021	$439,254	—	—	$2,150,945	$105,421	—	$9,987	$2,705,607

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