Filing Manager
SABBY MANAGEMENT, LLC
Reporting Manager
SABBY MANAGEMENT, LLC
Symbol
TPST
Shares outstanding
4,971,949 shares
Disclosed Ownership
492,223 shares
Ownership
9.9%
Form type
SCHEDULE 13G
Filing time
21 Jan 2026, 09:27:23 UTC
Date of event
31 Dec 2025

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
SABBY MANAGEMENT, LLC 9.9% 492,223 0 492,223 /s/ Robert Grundstein COO
Hal Mintz 9.9% 492,223 0 492,223 /S/ HAL MINTZ HAL MINTZ
Sabby Volatility Warrant Master Fund, Ltd. 9.9% 492,223 0 492,223 /s/ Harry Thompson Harry Thompson