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SWMR SCHEDULE 13D/A: Activist campaign

An amended Schedule 13D was

Filed with the SEC on · accession 0001104659-26-109988

SWMR filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Sep 23, 2026. An amended Schedule 13D was filed for Swarmer, Inc. (SWMR), indicating a change in a previously reported activist or large shareholder position. The stock moved +0.4% by the first close after the filing.

Summary of the filing

An amended Schedule 13D was filed for Swarmer, Inc. (SWMR), indicating a change in a previously reported activist or large shareholder position. The filing text provided does not disclose specific ownership percentages or stated intentions.

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Key details

Subject companySwarmer, Inc

How SWMR stock reacted

Close before

$22.65

Sep 22, 2026

First close after

+0.40%

$22.74

5 trading days

-27.73%

$16.37

Since filing

-68.65%

$7.10

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Frequently asked questions

What did SWMR file with the SEC on Sep 23, 2026?

SWMR filed a SCHEDULE 13D/A (Activist campaign). An amended Schedule 13D was filed for Swarmer, Inc. (SWMR), indicating a change in a previously reported activist or large shareholder position. The filing text provided does not disclose specific ownership percentages or stated intentions.

What does a activist campaign mean for SWMR 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 SWMR stock react to this filing?

SWMR closed at $22.65 before the filing and $22.74 on Sep 23, 2026 (+0.40%). Five trading days later: $16.37 (-27.73%).

Other SWMR SEC filings

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