Justin Trojanowski

Insider

First SEC filing: Oct. 4, 2022 · Latest: Oct. 4, 2022

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Jan. 3, 2024	TPST	A	26,500	—	—	26,500 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 11, 2023	TPST	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 3, 2023	TPST	A	20,300	—	—	20,300 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 3, 2022	TPST	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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Jan. 3, 2024	TPST	Employee Stock Option (right to buy)	Common Stock (26,500)	$4.66	Jan. 2, 2034	26,500	Acquired
Oct. 11, 2023	TPST	Employee Stock Option (right to buy)	Common Stock (55,000)	$9.77	Oct. 10, 2033	55,000	Acquired
Jan. 3, 2023	TPST	Employee Stock Option (right to buy)	Common Stock (20,300)	$1.23	Jan. 2, 2033	20,300	Acquired
Oct. 3, 2022	TPST	Employee Stock Option (right to buy)	Common Stock (2,500)	$1.85	Oct. 2, 2032	2,500	Acquired

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
Oct. 4, 2022	TPST	Employee Stock Option (right to buy)→ Common Stock (5,000)	5,000	Direct
Oct. 4, 2022	TPST	Employee Stock Option (right to buy)→ Common Stock (10,000)	10,000	Direct