Heyburn William A.

Insider Co-CEO and CFO · NEW YORK

CIK 0001859732

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
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	98,356	$5.27	$518,336	Sep 24, 2026
SRTA	Award	Class A common stock, $0.0001 par value per share	177,858	$0.00	$0	Sep 24, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	31,671	$5.31	$168,173	Sep 08, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	199,209	$5.09	$1,013,974	Jul 31, 2026
SRTA	Award	Class A common stock, $0.0001 par value per share	181,071	$0.00	$0	Jul 30, 2026
SRTA	Award	Class A common stock, $0.0001 par value per share	179,160	$0.00	$0	Jul 30, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	31,671	$5.87	$185,909	Jun 08, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	301,731	$4.92	$1,484,517	Apr 24, 2026
SRTA	Award	Class A common stock, $0.0001 par value per share	545,625	$0.00	$0	Apr 23, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	31,314	$4.54	$142,166	Mar 08, 2026
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,348	$4.38	$154,824	Dec 10, 2025
SRTA	Purchase	Class A common stock, $0.0001 par value per share	17,000	$4.47	$76,044	Dec 09, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	100,133	$5.03	$503,669	Nov 03, 2025
SRTA	Award	Class A common stock, $0.0001 par value per share	181,072	$0.00	$0	Oct 31, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,348	$4.00	$141,392	Sep 10, 2025
SRTA	Sale	Class A common stock, $0.0001 par value per share	46,918	$4.94	$231,822	Aug 04, 2025
SRTA	Award	Class A common stock, $0.0001 par value per share	139,286	$0.00	$0	Aug 01, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	76,177	$3.99	$303,946	Aug 01, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,348	$3.80	$134,322	Jun 10, 2025
SRTA	Sale	Class A common stock, $0.0001 par value per share	100,000	$4.07	$406,590	Jun 09, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	124,396	$3.12	$388,116	Mar 13, 2025
SRTA	Award	Class A common stock, $0.0001 par value per share	222,857	$0.00	$0	Mar 13, 2025
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,679	$3.12	$111,318	Mar 13, 2025
SRTA	Conversion	Class A common stock, $0.0001 par value per share	175,000	$0.18	$31,500	Jan 08, 2025
SRTA	Conversion	Stock Option (right to buy)	175,000	$0.00	$0	Jan 08, 2025
SRTA	Sale	Class A common stock, $0.0001 par value per share	900	$5.00	$4,503	Jan 07, 2025
SRTA	Sale	Class A common stock, $0.0001 par value per share	103,670	$5.02	$520,517	Jan 06, 2025
SRTA	Conversion	Stock Option (right to buy)	25,312	$0.00	$0	Dec 20, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	25,312	$0.18	$4,556	Dec 20, 2024
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,348	$4.72	$166,843	Dec 11, 2024
SRTA	Sale	Class A common stock, $0.0001 par value per share	39,285	$5.02	$197,018	Dec 09, 2024
SRTA	Sale	Class A common stock, $0.0001 par value per share	23,815	$5.02	$119,628	Nov 29, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	24,688	$0.18	$4,444	Nov 18, 2024
SRTA	Conversion	Stock Option (right to buy)	24,688	$0.18	$4,444	Nov 18, 2024
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	35,348	$2.85	$100,742	Sep 11, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	25,000	$0.18	$4,500	Aug 14, 2024
SRTA	Conversion	Stock Option (right to buy)	25,000	$0.18	$4,500	Aug 14, 2024
SRTA	TaxPayment	Class A common stock, $0.0001 par value per share	57,994	$2.94	$170,502	Jun 13, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	30,000	$0.18	$5,400	Jun 10, 2024
SRTA	Conversion	Stock Option (right to buy)	30,000	$0.18	$5,400	Jun 10, 2024
SRTA	Sale	Class A common stock, $0.0001 par value per share	11,440	$3.28	$37,498	Apr 03, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	45,000	$0.18	$8,100	Mar 19, 2024
SRTA	Conversion	Stock Option (right to buy)	45,000	$0.18	$8,100	Mar 19, 2024
SRTA	Sale	Class A common stock, $0.0001 par value per share	26,632	$2.62	$69,898	Mar 14, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	25,000	$0.18	$4,500	Mar 14, 2024
SRTA	Conversion	Stock Option (right to buy)	25,000	$0.18	$4,500	Mar 14, 2024
SRTA	Sale	Class A common stock, $0.0001 par value per share	27,210	$2.76	$75,233	Mar 13, 2024
SRTA	Award	Class A common stock, $0.0001 par value per share	20,552	$0.00	$0	Mar 08, 2024
SRTA	Conversion	Stock Option (right to buy)	57,686	$0.18	$10,383	Jan 02, 2024
SRTA	Conversion	Class A common stock, $0.0001 par value per share	57,686	$0.18	$10,383	Jan 02, 2024