Reporting Manager
GAMCO INVESTORS, INC. ET AL
Symbol
PKOH
Disclosed Ownership
0 shares
Ownership
0%
Form type
SCHEDULE 13D/A
Filing time
07 Nov 2025, 16:19:16 UTC
Date of event
06 Nov 2025

Reporting Managers (9)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
GAMCO INVESTORS, INC. ET AL 0% 0 0 0 PETER D. GOLDSTEIN GENERAL COUNSEL 0000807249
GABELLI FUNDS LLC 3.5% 502,200 502,200 0 DAVID GOLDMAN GENERAL COUNSEL 0001081407
GAMCO Asset Management Inc. 8.5% 1,220,559 1,214,559 0 DOUGLAS R. JAMIESON PRESIDENT 0001460612
GABELLI FOUNDATION, INC. 0.3% 40,000 40,000 0 DAVID GOLDMAN ATTORNEY-IN-FACT
MJG ASSOCIATES, INC. 0% 1,300 1,300 0 DAVID GOLDMAN ATTORNEY-IN-FACT
Teton Advisors, Inc. 1.1% 156,000 156,000 0 DAVID GOLDMAN COUNSEL 0001444874
GGCP, INC. 0% 0 0 0 DAVID GOLDMAN ATTORNEY-IN-FACT 0001238894
Associated Capital Group, Inc. 0% 0 0 0 PETER D. GOLDSTEIN CHIEF LEGAL OFFICER 0001642122
GABELLI MARIO J 0% 0 0 0 DAVID GOLDMAN ATTORNEY-IN-FACT 0001185533