AP SCHEDULE 13G/A: SEC filing
An institutional holder
Filed with the SEC on · accession 0001193125-26-351147
AP filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 14, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +2.0% by the first close after the filing.
Summary of the filing
An institutional holder filed an amended Schedule 13G (13G/A) regarding its beneficial ownership position in Ampco-Pittsburgh Corp. The filing indicates a change in the holder's previously reported ownership stake.
Key details
How AP stock reacted
Close before
$9.19
Aug 13, 2026
First close after
+1.96%
$9.37
5 trading days
-8.49%
$8.41
Since filing
-16.54%
$7.67
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Click hereFrequently asked questions
What did AP file with the SEC on Aug 14, 2026?
AP filed a SCHEDULE 13G/A (SEC filing). An institutional holder filed an amended Schedule 13G (13G/A) regarding its beneficial ownership position in Ampco-Pittsburgh Corp. The filing indicates a change in the holder's previously reported ownership stake.
How do I read a SCHEDULE 13G/A?
A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.
Why are SEC filings important?
Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).
How did AP stock react to this filing?
AP closed at $9.19 before the filing and $9.37 on Aug 14, 2026 (+1.96%). Five trading days later: $8.41 (-8.49%).
Other AP SEC filings
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