Filing Manager
Linden Capital L.P.
Reporting Manager
Linden Capital L.P.
Symbol
ZKP
Shares outstanding
29,508,197 shares
Disclosed Ownership
1,800,000 shares
Ownership
6.1%
Form type
SCHEDULE 13G
Filing time
16 Jan 2026, 13:56:41 UTC
Date of event
13 Jan 2026

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Linden Capital L.P. 6.1% 1,800,000 0 1,800,000 /S/ Saul Ahn Saul Ahn, Authorized Signatory
Linden GP LLC 6.1% 1,800,000 0 1,800,000 /S/ Saul Ahn Saul Ahn, Authorized Signatory
Linden Advisors LP 6.1% 1,800,000 0 1,800,000 /S/ Saul Ahn Saul Ahn, General Counsel
Siu Min Wong 6.1% 1,800,000 0 1,800,000 /S/ Saul Ahn Saul Ahn, Attorney-in-Fact for Siu Min Wong**