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AUTL SCHEDULE 13D/A: SEC filing

Filed with the SEC on · accession 0001213900-26-095283

AUTL filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Aug 28, 2026. A group of affiliated holders (Renata Kellnerova, Amalar Holding s.r.o., PPF Group a.s., and PPF IM Ltd.) filed an amended Schedule 13D joint filing agreement regarding their holdings in Autolus Therapeutics plc. The stock moved -0.8% by the first close after the filing.

Summary of the filing

A group of affiliated holders (Renata Kellnerova, Amalar Holding s.r.o., PPF Group a.s., and PPF IM Ltd.) filed an amended Schedule 13D joint filing agreement regarding their holdings in Autolus Therapeutics plc. The filing only establishes the joint filing arrangement and does not disclose any change in ownership or intent.

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Key details

Issuer of securities subject to the schedule 13dAutolus Therapeutics plc
Reporting person / holderAmalar Holding s.r.o.
Reporting person / holderPPF Group a.s.
Reporting person / holderPPF IM Ltd.
Reporting person / holderRenata Kellnerova
Attorney-in-factLubomir Kral

How AUTL stock reacted

Close before

$2.36

Aug 27, 2026

First close after

-0.85%

$2.34

5 trading days

-2.97%

$2.29

Since filing

-45.76%

$1.28

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Frequently asked questions

What did AUTL file with the SEC on Aug 28, 2026?

AUTL filed a SCHEDULE 13D/A (SEC filing). A group of affiliated holders (Renata Kellnerova, Amalar Holding s.r.o., PPF Group a.s., and PPF IM Ltd.) filed an amended Schedule 13D joint filing agreement regarding their holdings in Autolus Therapeutics plc. The filing only establishes the joint filing arrangement and does not disclose any change in ownership or intent.

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 AUTL stock react to this filing?

AUTL closed at $2.36 before the filing and $2.34 on Aug 28, 2026 (-0.85%). Five trading days later: $2.29 (-2.97%).

Other AUTL SEC filings

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