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Ampco-Pittsburgh Corp (AP)

CUSIP: 032037103 | NYSE | Industrials · Metal Fabrication | Micro Cap | 260 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AColumbia Management Investment Advisers, LLC905,6794.5%Newly reportedJun 30, 2026No 13F filer matched
13DGalloway Capital Partners, LLC1,056,2005.2%New 5%+ stakeDec 17, 2025No 13F filer matched
13D/AThe Louis Berkman Investment Company3,127,79215.4%New 5%+ stakeNov 17, 2025No 13F filer matched
13D/ADiSanto Fredrick D.
with Ancora Alternatives LLC, Ancora Holdings Group, LLC, Ancora Catalyst Institutional, LP, +3 more
857,0654.2%Newly reportedNov 13, 2025No 13F filer matched
13G/AColumbia Management Investment Advisers, LLC905,679
4.5% of class · Jun 30, 2026Newly reported
No 13F filer matched
13DGalloway Capital Partners, LLC1,056,200
5.2% of class · Dec 17, 2025New 5%+ stake
No 13F filer matched
13D/AThe Louis Berkman Investment Company3,127,792
15.4% of class · Nov 17, 2025New 5%+ stake
No 13F filer matched
13D/ADiSanto Fredrick D.857,065
4.2% of class · Nov 13, 2025Newly reported
with Ancora Alternatives LLC, Ancora Holdings Group, LLC, Ancora Catalyst Institutional, LP, +3 more
No 13F filer matched

Institutional Holders — Q3 2026

Dimensional Fund Advisors LP253,069
0.0% of portfolio›$2.2M
Huntleigh Advisors, Inc.143,519
0.2% of portfolio›$1.3M
Bank of New York Mellon Corp34,344
0.0% of portfolio›$303.9K
Central Pacific Bank - Trust Division22,401
0.0% of portfolio›$198.2K
Strs Ohio21,000
0.0% of portfolio›$185.9K
Fortitude Family Office, LLC1,111
0.0% of portfolio›$9.8K
Gamma Investing LLC1,059
0.0% of portfolio›$9.4K
Citigroup Inc805
0.0% of portfolio›$7.1K
Farther Finance Advisors, LLC634
0.0% of portfolio›$5.6K
Sterling Capital Management LLC532
0.0% of portfolio›$4.7K
Markowski Investments500
0.0% of portfolio›$4.4K
Parkside Financial Bank & Trust308
0.0% of portfolio›$2.7K
SJS Investment Consulting Inc.173
0.0% of portfolio›$1.5K
SBI Securities Co., Ltd.166
0.0% of portfolio›$1.5K
Root Financial Partners, LLC117
0.0% of portfolio›$1.0K
Essential Partners LLC40
0.0% of portfolio›$354
EverSource Wealth Advisors, LLC30
0.0% of portfolio›$265
Provenance Wealth Advisors, LLC27
0.0% of portfolio›$239
True Wealth Design, LLC22
0.0% of portfolio›$195
Caitong International Asset Management Co., Ltd6
0.0% of portfolio›$53
StyleTurnoverLocationFiled
Dimensional Fund Advisors LP
253,069$2.2M0.0%IndexLowAustin, TX2026-11-04
Huntleigh Advisors, Inc.
143,519$1.3M0.2%GrowthMediumSt. Louis, MO2026-11-03
Bank of New York Mellon Corp
34,344$303.9K0.0%CoreLowNew York, NY2026-11-05
Central Pacific Bank - Trust Division
22,401$198.2K0.0%CoreMediumHonolulu, HI2026-10-06
Strs Ohio
21,000$185.9K0.0%CoreMediumColumbus, OH2026-10-30
Fortitude Family Office, LLC
1,111$9.8K0.0%ETFMediumScottsdale, AZ2026-10-14
Gamma Investing LLC
1,059$9.4K0.0%IndexVery LowFoster City, CA2026-10-08
Citigroup Inc
805$7.1K0.0%CoreMediumNew York, NY2026-11-04
Farther Finance Advisors, LLC
634$5.6K0.0%IndexLowSan Francisco, CA2026-10-08
Sterling Capital Management LLC
532$4.7K0.0%GARPMediumCharlotte, NC2026-10-22
Markowski Investments
500$4.4K0.0%ETFN/ATampa, FL2026-10-30
Parkside Financial Bank & Trust
308$2.7K0.0%CoreVery LowSaint Louis, MO2026-10-27
SJS Investment Consulting Inc.
173$1.5K0.0%ETFVery LowSylvania, OH2026-10-26
SBI Securities Co., Ltd.
166$1.5K0.0%Agg GrowthLowTokyo, Mexico2026-10-22
Root Financial Partners, LLC
117$1.0K0.0%ETFMediumEncinitas, CA2026-10-21
Essential Partners LLC
40$3540.0%ValueMediumRancho Santa Fe, CA2026-10-14
EverSource Wealth Advisors, LLC
30$2650.0%CoreMediumBirmingham, AL2026-11-04
Provenance Wealth Advisors, LLC
27$2390.0%ETFLowFort Lauderdale, FL2026-10-30
True Wealth Design, LLC
22$1950.0%ETFMediumAkron, OH2026-10-13
Caitong International Asset Management Co., Ltd
6$530.0%GrowthVery HighHong Kong, South Korea2026-10-29