Security Snapshot

AMPCO PITTSBURGH CORP - Common Stock (AP) Institutional Ownership

CUSIP: 032037103

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

85

Shares (Excl. Options)

11.5MFull value: 11,498,094 · shares · 30 Jun 2026

Price

$8.65

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class
Equity / Common Stock
Symbol
AP on NYSE
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
11,498,094
Latest holder snapshot 5 signals
Total 13F value
$99,456,067
Portfolio coverage rank
0%
Share change
+1,231,497
Value change
+$10,994,214
Number of holders
85
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
20,126,200
SEC-reported price per share
$8.95
Insider filing price
$8.95
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • AP - AMPCO PITTSBURGH CORP - Common Stock is tracked under CUSIP 032037103.
  • 85 institutions reported positions in Q2 2026.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 63 to 85 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $68.97MFull value: $68,967,987 · USD · 31 Mar 2026
    to
    $99.46MFull value: $99,456,067 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 85 institutions filings for Q2 2026.

Open SEC evidence

Security key

032037103

13F reference period

Q2 2026

13F holders

85

13D/G owners

4

CIK / CUSIP context first

Open Q2 2026 holders AP full holder history AMPCO PITTSBURGH CORP SEC filings AMPCO PITTSBURGH CORP company facts AMPCO PITTSBURGH CORP insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
4
Security
AP
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Louis Berkman Investment CO 15% $7,068,810 3,127,792 The Louis Berkman Investment Company 17 Nov 2025
Galloway Capital Partners, LLC 5.2% $2,830,616 1,056,200 Galloway Capital Partners, LLC 17 Dec 2025
AMERIPRISE FINANCIAL INC 4.5% $6,964,672 905,679 Ameriprise Financial, Inc. 30 Jun 2026
Ancora Alternatives LLC 4.2% $1,962,507 857,065 DiSanto Fredrick D. 13 Nov 2025
As of 30 Jun 2026, 85 institutional investors reported holding
11.5MFull value: 11,498,094 · shares · 30 Jun 2026
shares of AMPCO PITTSBURGH CORP - Common Stock (AP). This represents 57% of the company’s total
20.13MFull value: 20,126,200 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
52%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
GAMCO INVESTORS, INC. ET AL 12% 2,459,829 -1.3% 0.19% $21,277,521
GABELLI FUNDS LLC 6.9% 1,391,800 -0.57% 0.08% $12,039,070
BlackRock, Inc. 4.9% 982,611 +384% 0% $8,499,585
AMERIPRISE FINANCIAL INC 4.5% 905,679 -23% 0% $7,834,123
WELLS FARGO & COMPANY/MN 3.3% 660,945 +0.75% 0% $5,717,170
VANGUARD CAPITAL MANAGEMENT LLC 3% 604,091 +0.66% 0% $5,225,387
RENAISSANCE TECHNOLOGIES LLC 2.1% 414,419 -2.1% 0% $3,584,724
GEODE CAPITAL MANAGEMENT, LLC 1.7% 342,836 +154% 0% $2,966,779
AMERICAN CENTURY COMPANIES INC 1.6% 328,848 +50% 0% $2,844,535
DIMENSIONAL FUND ADVISORS LP 1.5% 295,444 -17% 0% $2,555,702
Meros Investment Management, LP 1.2% 239,910 +12% 0.66% $2,075,222
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.97% 195,321 +634% 0% $1,689,527
ACADIAN ASSET MANAGEMENT LLC 0.95% 191,015 +129% 0% $1,646,000
O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.87% 174,312 +42% 0.01% $1,507,799
STATE STREET CORP 0.79% 159,316 +168% 0% $1,378,083
JANE STREET GROUP, LLC 0.75% 150,371 -11% 0% $1,300,709
Huntleigh Advisors, Inc. 0.7% 141,172 -39% 0.17% $1,221,145
RITHOLTZ WEALTH MANAGEMENT 0.66% 132,943 +12% 0.02% $1,149,957
Teton Advisors, LLC 0.65% 130,000 0% 0.65% $1,124,500
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.62% 125,386 -19% 0.02% $1,084,589
NORTHERN TRUST CORP 0.6% 121,477 +327% 0% $1,050,777
VANGUARD PORTFOLIO MANAGEMENT LLC 0.56% 112,721 0% $975,037
GOLDMAN SACHS GROUP INC 0.5% 100,724 +147% 0% $871,263
VANGUARD FIDUCIARY TRUST CO 0.46% 92,875 +28% 0% $803,369
Informed Momentum Co LLC 0.45% 90,053 -22% 0.07% $778,958

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 863,956 $7,646,994 -$1,020,987 $8.85 17
2026 Q2 11,498,094 $99,456,067 +$10,994,214 $8.65 85
2026 Q1 10,263,284 $68,967,987 +$13,421,896 $6.72 63
2025 Q4 8,318,227 $44,334,104 +$168,387 $5.33 43
2025 Q3 8,293,394 $18,989,068 -$678,475 $2.29 35
2025 Q2 8,557,660 $25,327,759 +$573,143 $2.96 39
2025 Q1 8,365,856 $18,151,623 +$70,725 $2.17 37
2024 Q4 8,337,827 $17,384,113 -$20,055 $2.09 36
2024 Q3 8,348,471 $16,658,491 -$667,851 $2.00 31
2024 Q2 8,775,556 $6,755,509 -$172,758 $0.77 40
2024 Q1 8,906,097 $19,325,379 +$283,049 $2.17 33
2023 Q4 8,754,649 $23,899,420 -$591,946 $2.73 33
2023 Q3 8,981,423 $23,619,830 -$13,530 $2.63 37
2023 Q2 8,980,181 $28,550,505 -$229,713 $3.18 35
2023 Q1 9,068,305 $22,216,278 -$58,210 $2.45 38
2022 Q4 9,090,591 $22,813,692 +$2,233,606 $2.51 35
2022 Q3 9,030,598 $33,229,000 +$484,751 $3.68 31
2022 Q2 8,898,865 $34,439,000 -$525,768 $3.87 31
2022 Q1 8,946,579 $56,455,000 +$3,616,194 $6.31 31
2021 Q4 8,357,621 $41,790,000 +$1,863,933 $5.00 32
2021 Q3 7,828,404 $36,792,000 -$1,267,423 $4.70 36
2021 Q2 8,071,068 $48,991,000 -$42,490,162 $6.07 36
2021 Q1 8,242,372 $96,837,000 +$29,224,529 $6.75 37
2020 Q4 7,427,401 $40,707,016 -$1,170,794 $5.48 35
2020 Q3 7,788,268 $25,623,010 +$7,867,793 $3.29 29
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