PARK-OHIO HOLDINGS CORP (PKOH) Institutional Shareholders
PARK-OHIO HOLDINGS CORP (PKOH) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $310.16M in PKOH holdings during the latest filing period.
Gamco Investors, Inc. Et Al is currently the largest disclosed institutional shareholder of PKOH tracked by InsiderSet, reporting ownership valued at approximately $47.12M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $56.45M, representing an estimated gain of +19.79% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 74% of the total disclosed PKOH value among the investors covered in this analysis. Major shareholders include Gamco Investors, Inc. Et Al, Private Management Group Inc, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in PARK-OHIO HOLDINGS CORP (PKOH).
This page ranks the largest institutional PKOH shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
102
Total Reported Value
$310.16M
Largest Holder
Gamco Investors, Inc. Et Al
Largest Position
$47.12M
Insider Transactions (90d)
50
Latest Filing Quarter
Q2 2026
New Institutional Positions
119
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Gamco Investors, Inc. Et Al | 0.42% | 1,225,526 | $47,121,483 | $56,447,728 | +$9,326,245 | +19.79% | |
| Private Management Group Inc | 0.90% | 892,294 | $34,308,704 | $41,099,062 | +$6,790,358 | +19.79% | |
| Dimensional Fund Advisors Lp | 0.01% | 857,476 | $32,969,791 | $39,495,345 | +$6,525,554 | +19.79% | |
| Blackrock, Inc. | 0.00% | 733,129 | $28,188,811 | $33,767,922 | +$5,579,111 | +19.79% | |
| Gabelli Funds Llc | 0.12% | 496,201 | $19,078,928 | $22,855,018 | +$3,776,090 | +19.79% | |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.03% | 477,847 | $18,373,217 | $22,009,633 | +$3,636,416 | +19.79% |
| Vanguard Capital Management Llc | 0.00% | 443,880 | $17,067,186 | $20,445,113 | +$3,377,927 | +19.79% | |
| American Century Companies Inc | 0.01% | 341,508 | $13,130,983 | $15,729,858 | +$2,598,875 | +19.79% | |
| Geode Capital Management, Llc | 0.00% | 252,035 | $9,692,819 | $11,608,732 | +$1,915,913 | +19.77% | |
| Acadian Asset Management Llc | 0.01% | 230,241 | $8,848,000 | $10,604,900 | +$1,756,900 | +19.86% | |
| State Street Corp | 0.00% | 177,180 | $6,812,571 | $8,160,911 | +$1,348,340 | +19.79% | |
| Teton Advisors, Llc | 3.40% | 153,000 | $5,882,850 | $7,047,180 | +$1,164,330 | +19.79% | |
| Lsv Asset Management | 0.01% | 141,912 | $5,457,000 | $6,536,467 | +$1,079,467 | +19.78% | |
| Jb Capital Partners Lp | 0.72% | 121,899 | $4,672,389 | $5,614,668 | +$942,279 | +20.17% | |
| Bank Of New York Mellon Corp | 0.00% | 114,518 | $4,403,207 | $5,274,699 | +$871,492 | +19.79% | |
| Cm Wealth Advisors Llc | 0.78% | 111,892 | $4,302,247 | $5,153,746 | +$851,499 | +19.79% | |
| Northern Trust Corp | 0.00% | 89,737 | $3,450,388 | $4,133,286 | +$682,898 | +19.79% | |
| Vanguard Portfolio Management Llc | 0.00% | 77,068 | $2,963,265 | $3,549,752 | +$586,487 | +19.79% | |
| Vanguard Fiduciary Trust Co | 0.00% | 64,507 | $2,480,294 | $2,971,192 | +$490,898 | +19.79% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.00% | 58,900 | $2,264,705 | $2,712,934 | +$448,229 | +19.79% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | 58,136 | $2,235,330 | $2,677,744 | +$442,414 | +19.79% | |
| Two Sigma Investments, Lp | 0.00% | 56,724 | $2,181,038 | $2,612,707 | +$431,669 | +19.79% | |
| Trexquant Investment Lp | 0.01% | 49,980 | $1,921,731 | $2,302,079 | +$380,348 | +19.79% | |
| Algert Global Llc | 0.02% | 48,504 | $1,864,979 | $2,234,094 | +$369,115 | +19.79% | |
| King Luther Capital Management Corp | 0.01% | 45,905 | $1,765,047 | $2,114,384 | +$349,337 | +19.79% | |
| Victory Capital Management Inc | 0.00% | 41,150 | $1,582,218 | $1,895,369 | +$313,151 | +19.79% | |
| Goldman Sachs Group Inc | 0.00% | 37,712 | $1,450,027 | $1,737,015 | +$286,988 | +19.79% | |
| Panagora Asset Management Inc | 0.00% | 37,373 | $1,436,992 | $1,721,400 | +$284,408 | +19.79% | |
| Bridgeway Capital Management, Llc | 0.02% | 33,880 | $1,302,686 | $1,560,513 | +$257,827 | +19.79% | |
| Informed Momentum Co Llc | 0.11% | 33,395 | $1,284,038 | $1,538,174 | +$254,136 | +19.79% | |
| Manatuck Hill Partners, Llc | 0.42% | 32,984 | $1,268,235 | $1,519,243 | +$251,008 | +19.79% | |
| Charles Schwab Investment Management Inc | 0.00% | 27,568 | $1,059,990 | $1,269,782 | +$209,792 | +19.79% | |
| Prescott Group Capital Management, L.L.C. | 0.09% | 27,024 | $1,039,073 | $1,244,725 | +$205,652 | +19.79% | |
| Covestor Ltd | 0.57% | 25,833 | $994,000 | $1,189,868 | +$195,868 | +19.71% | |
| Morgan Stanley | 0.00% | 25,073 | $964,059 | $1,154,862 | +$190,803 | +19.79% | |
| Aqr Capital Management Llc | 0.00% | 25,051 | $963,210 | $1,153,849 | +$190,639 | +19.79% | |
| Citadel Advisors Llc | 0.00% | 22,856 | $878,814 | $1,052,747 | +$173,933 | +19.79% | |
| Schneider Downs Wealth Management Advisors, Lp | 0.08% | 21,500 | $826,675 | $990,290 | +$163,615 | +19.79% | |
| Sei Investments Co | 0.00% | 20,990 | $807,066 | $966,799 | +$159,733 | +19.79% | |
| Gsa Capital Partners Llp | 0.05% | 20,019 | $770,000 | $922,075 | +$152,075 | +19.75% | |
| Price T Rowe Associates Inc | 0.00% | 17,843 | $687,000 | $821,849 | +$134,849 | +19.63% | |
| Jump Financial, Llc | 0.01% | 17,284 | $664,570 | $796,101 | +$131,531 | +19.79% | |
| Heritage Investors Management Corp | 0.02% | 15,580 | $599,000 | $717,615 | +$118,615 | +19.80% | |
| Nuveen, Llc | 0.00% | 15,272 | $587,208 | $703,428 | +$116,220 | +19.79% | |
| Allspring Global Investments Holdings, Llc | 0.00% | 14,765 | $559,741 | $680,076 | +$120,335 | +21.50% | |
| Hsbc Holdings Plc | 0.00% | 14,342 | $548,582 | $660,593 | +$112,011 | +20.42% | |
| Occudo Quantitative Strategies Lp | 0.03% | 13,241 | $509,116 | $609,880 | +$100,764 | +19.79% | |
| Rhumbline Advisers | 0.00% | 12,538 | $482,080 | $577,500 | +$95,420 | +19.79% | |
| Bnp Paribas Financial Markets | 0.00% | 12,053 | $463,438 | $555,161 | +$91,723 | +19.79% | |
| Empowered Funds, Llc | 0.00% | 11,396 | $438,176 | $524,900 | +$86,724 | +19.79% |
Frequently asked questions about PKOH
Who owns the most PKOH stock?
The largest holders of PKOH are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for PARK-OHIO HOLDINGS CORP (PKOH).
Is PKOH widely held by superinvestors?
Many widely followed stocks like PKOH appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly PKOH is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.