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KWR SCHEDULE 13D/A: Activist campaign

An amended Schedule 13D was

Filed with the SEC on · accession 0001104659-26-100380

KWR filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Aug 24, 2026. An amended Schedule 13D was filed regarding Quaker Chemical Corp (KWR), indicating a reporting person has updated their ownership position or intentions toward the company. The stock moved -0.5% by the first close after the filing.

Summary of the filing

An amended Schedule 13D was filed regarding Quaker Chemical Corp (KWR), indicating a reporting person has updated their ownership position or intentions toward the company. The filing text provided contains only the EDGAR directory listing and no substantive details of the amendment.

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Key details

Subject companyQuaker Chemical Corp

How KWR stock reacted

Close before

$163.02

Aug 21, 2026

First close after

-0.53%

$162.16

5 trading days

+1.77%

$165.91

Since filing

-9.18%

$148.05

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Frequently asked questions

What did KWR file with the SEC on Aug 24, 2026?

KWR filed a SCHEDULE 13D/A (Activist campaign). An amended Schedule 13D was filed regarding Quaker Chemical Corp (KWR), indicating a reporting person has updated their ownership position or intentions toward the company. The filing text provided contains only the EDGAR directory listing and no substantive details of the amendment.

What does a activist campaign mean for KWR stock?

A settlement removes uncertainty; the stock often reacts to whether the amount is bigger or smaller than investors expected.

How do I read a SCHEDULE 13D/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 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

How did KWR stock react to this filing?

KWR closed at $163.02 before the filing and $162.16 on Aug 24, 2026 (-0.53%). Five trading days later: $165.91 (+1.77%).

Other KWR SEC filings

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