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SNDA SCHEDULE 13D/A: Activist campaign

An amendment to a Schedule 13D was

Filed with the SEC on · accession 0000895345-26-000352

SNDA filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Aug 10, 2026. An amendment to a Schedule 13D was filed regarding Sonida Senior Living, Inc., indicating a continued activist or significant shareholder position. The stock moved +4.2% by the first close after the filing.

Summary of the filing

An amendment to a Schedule 13D was filed regarding Sonida Senior Living, Inc., indicating a continued activist or significant shareholder position. The filing text provided contains only directory listing metadata and no substantive details about the transaction or holdings.

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Key details

Subject companySonida Senior Living, Inc.

How SNDA stock reacted

Close before

$40.30

Aug 7, 2026

First close after

+4.19%

$41.99

5 trading days

-2.85%

$39.15

Since filing

-18.66%

$32.78

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Frequently asked questions

What did SNDA file with the SEC on Aug 10, 2026?

SNDA filed a SCHEDULE 13D/A (Activist campaign). An amendment to a Schedule 13D was filed regarding Sonida Senior Living, Inc., indicating a continued activist or significant shareholder position. The filing text provided contains only directory listing metadata and no substantive details about the transaction or holdings.

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

SNDA closed at $40.30 before the filing and $41.99 on Aug 10, 2026 (+4.19%). Five trading days later: $39.15 (-2.85%).

Other SNDA SEC filings

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