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DT SCHEDULE 13D/A: Activist campaign

An amendment to a Schedule 13D was

Filed with the SEC on · accession 0001361570-26-000019

DT filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Sep 9, 2026. An amendment to a Schedule 13D was filed regarding Dynatrace, Inc., indicating a change in a previously reported activist or large shareholder position. The stock moved +0.6% by the first close after the filing.

Summary of the filing

An amendment to a Schedule 13D was filed regarding Dynatrace, Inc., indicating a change in a previously reported activist or large shareholder position. The filing text provided contains only EDGAR directory metadata and no substantive details about the holder, ownership percentage, or intentions.

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Key details

Subject companyDynatrace, Inc.

How DT stock reacted

Close before

$50.29

Sep 8, 2026

First close after

+0.62%

$50.60

5 trading days

+9.70%

$55.17

Since filing

-13.62%

$43.44

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Frequently asked questions

What did DT file with the SEC on Sep 9, 2026?

DT filed a SCHEDULE 13D/A (Activist campaign). An amendment to a Schedule 13D was filed regarding Dynatrace, Inc., indicating a change in a previously reported activist or large shareholder position. The filing text provided contains only EDGAR directory metadata and no substantive details about the holder, ownership percentage, or intentions.

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

DT closed at $50.29 before the filing and $50.60 on Sep 9, 2026 (+0.62%). Five trading days later: $55.17 (+9.70%).

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