Ampco Pittsburgh Corp. 13F holders
85 funds reported a position in Ampco Pittsburgh Corp. in their 13F for the quarter ended 30 June 2026, together 11.5 million shares worth $99.6 million. Against the quarter before, 30 opened a position, 27 added, 19 trimmed and 9 sold out; together they bought a net 1.2 million shares. The largest holders: Gamco Investors, Inc. Et Al, Gabelli Funds LLC and BlackRock, Inc.
Funds holding85+22 on Q1 2026
Shares they held11.5Mworth $99.6 million
Net bought on the quarter1.2M sharesabout $10.8 million at the funds' values
Funds buying to selling57 to 28opened or added, to cut or sold
Opened 30Added 27Held 8Trimmed 19Sold out 9
What each fund did in AP against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in AP in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 15 reported a position in Ampco Pittsburgh Corp.: 5 opened one, 6 added, 0 trimmed and 1 sold out, a net 10,181 shares bought.
| Fund | Change in shares | Shares now | Status | Filing |
|---|---|---|---|---|
| Strs Ohio | +7,000 | 21,000 | added | 13F |
| Gamma Investing LLC | +1,059 | 1,059 | new | 13F |
| Fortitude Family Office, LLC | +1,050 | 1,111 | added | 13F |
| Sterling Capital Management LLC | +475 | 532 | added | 13F |
| Parkside Financial Bank & Trust | +308 | 308 | new | 13F |
| SJS Investment Consulting Inc. | +173 | 173 | new | 13F |
| SBI Securities Co., Ltd. | +41 | 166 | added | 13F |
| Essential Partners LLC | +40 | 40 | new | 13F |
| Farther Finance Advisors, LLC | +34 | 634 | added | 13F |
| True Wealth Design, LLC | +22 | 22 | new | 13F |
| Caitong International Asset Management Co., Ltd | +4 | 6 | added | 13F |
| Salem Investment Counselors Inc. | -25 | 0 | sold out | 13F |
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 5 reported a position in Ampco Pittsburgh Corp. in a 13F for the quarter ended 30 June 2026. The largest: Renaissance Technologies, 414,419 shares worth $3.6 million, 0.0% of its reported book. New this quarter: FMR LLC. In the quarter, 3 funds added or opened a position and 2 trimmed or sold out; together they bought a net 96,028 shares, about $830,642 at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Renaissance Technologies | 414,419 | $3.6 million | 0.0% | -8,800 | trimmed | 30 June 2026 | 13F |
| Geode Capital Management | 342,836 | $3.0 million | 0.0% | +207,773 | added | 30 June 2026 | 13F |
| Citadel Advisors | 51,409 | $444,688 | 0.0% | +36,970 | added | 30 June 2026 | 13F |
| Millennium Management | 19,793 | $171,209 | 0.0% | -140,615 | trimmed | 30 June 2026 | 13F |
| FMR LLC | 700 | $6,055 | 0.0% | +700 | new | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| Gamco Investors, Inc. Et Al | 2,459,829 | 21.37% | $21.3 million | 0.19% | -32,128 | 13F |
| Gabelli Funds LLC | 1,391,800 | 12.09% | $12.0 million | 0.08% | -8,000 | 13F |
| BlackRock, Inc. | 982,611 | 8.53% | $8.5 million | 0.00% | +779,478 | 13F |
| Ameriprise Financial Inc. | 905,679 | 7.87% | $7.8 million | 0.00% | -267,345 | 13F |
| Wells Fargo & Company | 660,945 | 5.74% | $5.7 million | 0.00% | +4,944 | 13F |
| Vanguard Capital Management LLC | 604,091 | 5.25% | $5.2 million | 0.00% | +3,977 | 13F |
| Renaissance Technologies LLC | 414,419 | 3.60% | $3.6 million | 0.01% | -8,800 | 13F |
| Geode Capital Management, LLC | 342,836 | 2.98% | $3.0 million | 0.00% | +207,773 | 13F |
| American Century Companies Inc. | 328,848 | 2.86% | $2.8 million | 0.00% | +109,988 | 13F |
| Dimensional Fund Advisors LP | 295,444 | 2.57% | $2.6 million | 0.00% | -59,983 | 13F |
| Meros Investment Management, LP | 239,910 | 2.08% | $2.1 million | 0.66% | +25,060 | 13F |
| Susquehanna International Group, LLP | 195,321 | 1.70% | $1.7 million | 0.00% | +168,722 | 13F |
| Acadian Asset Management LLC | 191,015 | 1.66% | $1.6 million | 0.00% | +107,423 | 13F |
| O'shaughnessy Asset Management, LLC | 174,312 | 1.51% | $1.5 million | 0.01% | +51,894 | 13F |
| State Street Corp. | 159,316 | 1.38% | $1.4 million | 0.00% | +99,900 | 13F |
| Jane Street Group, LLC | 150,371 | 1.31% | $1.3 million | 0.00% | -17,930 | 13F |
| Huntleigh Advisors, Inc. | 141,172 | 1.23% | $1.2 million | 0.17% | -89,306 | 13F |
| Ritholtz Wealth Management | 132,943 | 1.15% | $1.1 million | 0.02% | +14,164 | 13F |
| Teton Advisors, LLC | 130,000 | 1.13% | $1.1 million | 0.65% | no change | 13F |
| Bridgeway Capital Management, LLC | 125,386 | 1.09% | $1.1 million | 0.02% | -29,024 | 13F |
| Northern Trust Corp. | 121,477 | 1.06% | $1.1 million | 0.00% | +93,058 | 13F |
| Vanguard Portfolio Management LLC | 112,721 | 0.98% | $975,037 | 0.00% | new | 13F |
| Goldman Sachs Group Inc. | 100,724 | 0.87% | $871,263 | 0.00% | +59,994 | 13F |
| Vanguard Fiduciary Trust Co. | 92,875 | 0.81% | $803,369 | 0.00% | +20,062 | 13F |
| Informed Momentum Co LLC | 90,053 | 0.78% | $778,958 | 0.07% | -25,740 | 13F |
| Marshall Wace, LLP | 80,361 | 0.70% | $695,123 | 0.00% | -80,930 | 13F |
| Palumbo Wealth Management LLC | 79,185 | 0.69% | $684,951 | 0.14% | +63,952 | 13F |
| Sei Investments Co. | 65,911 | 0.57% | $570,130 | 0.00% | -118,425 | 13F |
| Panagora Asset Management Inc. | 52,441 | 0.46% | $453,615 | 0.00% | new | 13F |
| Citadel Advisors LLC | 51,409 | 0.45% | $444,688 | 0.00% | +36,970 | 13F |
| Empowered Funds, LLC | 50,286 | 0.44% | $434,974 | 0.00% | +3,411 | 13F |
| Charles Schwab Investment Management Inc. | 39,373 | 0.34% | $340,576 | 0.00% | new | 13F |
| Bank of New York Mellon Corp | 33,984 | 0.30% | $293,964 | 0.00% | new | 13F |
| Qube Research & Technologies Ltd | 32,230 | 0.28% | $278,790 | 0.00% | new | 13F |
| UBS Group AG | 32,154 | 0.28% | $278,132 | 0.00% | -11,567 | 13F |
| Dynamic Technology Lab Private Ltd | 30,373 | 0.26% | $263,000 | 0.06% | new | 13F |
| Raffles Associates LP | 30,000 | 0.26% | $259,500 | 0.11% | +15,000 | 13F |
| Occudo Quantitative Strategies LP | 24,936 | 0.22% | $215,696 | 0.01% | new | 13F |
| XTX Topco Ltd | 23,995 | 0.21% | $207,557 | 0.00% | -24,587 | 13F |
| Central Pacific Bank - Trust Division | 22,401 | 0.19% | $193,769 | 0.02% | no change | 13F |
| Gsa Capital Partners LLP | 21,641 | 0.19% | $187,000 | 0.01% | +2,984 | 13F |
| Nuveen, LLC | 21,419 | 0.19% | $185,274 | 0.00% | new | 13F |
| Millennium Management LLC | 19,793 | 0.17% | $171,209 | 0.00% | -140,615 | 13F |
| Janney Montgomery Scott LLC | 17,516 | 0.15% | $152,000 | 0.00% | no change | 13F |
| Brevan Howard Capital Management LP | 16,388 | 0.14% | $141,756 | 0.00% | -2,339 | 13F |
| Deutsche Bank AG | 16,137 | 0.14% | $139,585 | 0.00% | new | 13F |
| Graham Capital Management, L.P. | 14,835 | 0.13% | $128,323 | 0.01% | new | 13F |
| Strs Ohio | 14,000 | 0.12% | $121,100 | 0.00% | new | 13F |
| Bank of America Corp. | 13,954 | 0.12% | $120,702 | 0.00% | -6,326 | 13F |
| Rhumbline Advisers | 13,659 | 0.12% | $118,143 | 0.00% | new | 13F |
The 50 largest of the 85 funds that reported a position in AP in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on AP
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 17,400 | $150,510 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 14 August 2026 | 13G/A | Ameriprise Financial, Inc. and 3 others | 905,679 | 4.5% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 22 January 2026 | 13G/A | Rutabaga Capital Management Llc/Ma and 1 other | 0 | 0.0% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 19 December 2025 | 13D | Galloway Capital Partners, LLC and 2 others | 1.1 million | 5.2% | 17 December 2025 | Each Reporting Person acquired the securities described in this Schedule 13D for investment purposes and intend to review its investment in the Issuer on a continuing basis. Each Reporting Person may from time to time acquire additional sec | EDGAR |
| 26 November 2025 | 13D/A | The Louis Berkman Investment Company | 3.1 million | 15.4% | 17 November 2025 | This Amendment is being filed to report the purchase by LBIC of 93,000 common shares of the Issuer ("Common Shares") for a weighted average of $2.67 per whole Common Share on November 17, 2025 for investment purposes. Except as set forth he | EDGAR |
| 14 November 2025 | 13D/A | Ancora Alternatives LLC and 6 others | 857,065 | 4.2% | 13 November 2025 | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 31 August 2026 | 170 | $8.86 | SEC |
| 27 August 2026 | 9 | $8.93 | SEC |
| 26 August 2026 | 2,635 | $8.82 | SEC |
| 25 August 2026 | 1,485 | $8.52 | SEC |
| 20 August 2026 | 5 | $8.92 | SEC |
| 11 August 2026 | 335 | $8.67 | SEC |
| 28 July 2026 | 11 | $8.69 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.