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BEAM SCHEDULE 13G/A: SEC filing

ARK Investment Management LLC

Filed with the SEC on · accession 0001104659-26-126822

BEAM filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 13, 2026. ARK Investment Management LLC filed an amended Schedule 13G/A disclosing beneficial ownership of 11,805,372 shares of Beam Therapeutics, representing 11.43% of the common stock as of September 30, 2026. The stock moved -5.0% by the first close after the filing.

Summary of the filing

ARK Investment Management LLC filed an amended Schedule 13G/A disclosing beneficial ownership of 11,805,372 shares of Beam Therapeutics, representing 11.43% of the common stock as of September 30, 2026. The filing is a passive investment disclosure with no intent to influence control of the company.

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Key details

Shares beneficially owned by ARK Investment Management LLC$11.8M
Percent of class beneficially owned$11
Reporting person / beneficial ownerARK Investment Management LLC
IssuerBeam Therapeutics Inc.
Chief executive officer, chief investment officer of ark investment management llcCatherine D. Wood
Chief compliance officer of ark investment management llcKathleen Fontano

How BEAM stock reacted

Close before

$24.03

Nov 12, 2026

First close after

-4.99%

$22.83

5 trading days

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Since filing

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Frequently asked questions

What did BEAM file with the SEC on Nov 13, 2026?

BEAM filed a SCHEDULE 13G/A (SEC filing). ARK Investment Management LLC filed an amended Schedule 13G/A disclosing beneficial ownership of 11,805,372 shares of Beam Therapeutics, representing 11.43% of the common stock as of September 30, 2026. The filing is a passive investment disclosure with no intent to influence control of the company.

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

How did BEAM stock react to this filing?

BEAM closed at $24.03 before the filing and $22.83 on Nov 13, 2026 (-4.99%).

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