Angel Matthew

Insider President and CEO · CAMBRIDGE

CIK 0001931356

Recent transactions

The 50 most recently reported Form 4/5 transactions, newest first. Form 3 establishes initial ownership. Position snapshots are excluded — they report the whole stake, not a trade.

Stock	Type	Security	Shares	Price	Value	Date
TPST	Purchase	Series A Warrant (right to buy)	231,482	$0.00	$0	Mar 24, 2026
TPST	Purchase	Common Stock	231,482	$2.16	$500,001	Mar 24, 2026
TPST	Purchase	Common Stock	231,482	$2.16	$500,001	Mar 24, 2026
TPST	Purchase	Series B Warrant (right to buy)	231,482	$0.00	$0	Mar 24, 2026
TPST	Award	Employee Stock Option (right to buy)	269,621	$0.00	$0	Feb 04, 2026
ERNA	Award	Stock Option (right to buy)	132,003	$0.00	$0	Jan 12, 2023
ERNA	Award	Stock Option (right to buy)	2,487,003	$0.00	$0	Aug 01, 2022