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FULC SCHEDULE 13G/A: SEC filing

Montanova Capital, LLC, Averill Master Fund, Ltd., and Aaron Cowen

Filed with the SEC on · accession 0000919574-26-005528

FULC filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 14, 2026. Montanova Capital, LLC, Averill Master Fund, Ltd., and Aaron Cowen filed a Schedule 13G Amendment No. 2 regarding their beneficial ownership of Fulcrum Therapeutics common stock. The stock moved +0.8% by the first close after the filing.

Summary of the filing

Montanova Capital, LLC, Averill Master Fund, Ltd., and Aaron Cowen filed a Schedule 13G Amendment No. 2 regarding their beneficial ownership of Fulcrum Therapeutics common stock. The filing is a passive ownership disclosure with no stated plans to influence company control.

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Key details

Reporting person / filerMontanova Capital, LLC
Reporting person / filerAverill Master Fund, Ltd.
Issuer of securitiesFulcrum Therapeutics, Inc.
Reporting personAaron Cowen
General counsel and chief compliance officer, montanova capital, llcAndrew Nathanson

How FULC stock reacted

Close before

$3.71

Aug 13, 2026

First close after

+0.81%

$3.74

5 trading days

+3.77%

$3.85

Since filing

-0.27%

$3.70

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Frequently asked questions

What did FULC file with the SEC on Aug 14, 2026?

FULC filed a SCHEDULE 13G/A (SEC filing). Montanova Capital, LLC, Averill Master Fund, Ltd., and Aaron Cowen filed a Schedule 13G Amendment No. 2 regarding their beneficial ownership of Fulcrum Therapeutics common stock. The filing is a passive ownership disclosure with no stated plans to influence company control.

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 FULC stock react to this filing?

FULC closed at $3.71 before the filing and $3.74 on Aug 14, 2026 (+0.81%). Five trading days later: $3.85 (+3.77%).

Other FULC SEC filings

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