Filing Manager
Clarkston Ventures, LLC
Reporting Manager
Jeffrey A. Hakala
Symbol
PRHI
Shares outstanding
30,241,871 shares
Disclosed Ownership
21,078,584 shares
Ownership
70%
Form type
SCHEDULE 13D/A
Filing time
03 Mar 2026, 18:16:14 UTC
Date of event
08 Oct 2025
Previous filing
22 Aug 2025

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Clarkston Ventures, LLC 26% 8,013,224 0 8,013,224 /s/ Jeffrey A. Hakala Jeffrey A. Hakala/Member 0001718951
Jeffrey A. Hakala 70% 21,078,584 0 21,078,584 /s/ Jeffrey A. Hakala Jeffrey A. Hakala 0001735480
Gerald W. Hakala 70% 21,078,584 0 21,078,584 /s/ Gerald W. Hakala Gerald W. Hakala 0001943122
Clarkston Companies, Inc. 43% 13,065,360 0 13,065,360 /s/ Jeffrey A. Hakala Jeffrey A. Hakala, Member