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COLL SCHEDULE 13G: SEC filing

Filed with the SEC on · accession 0001104659-26-100342

COLL filed a SCHEDULE 13G (schedule 13g) with the SEC on Aug 24, 2026. Integrated Core Strategies (US) LLC, Millennium Management LLC, Millennium Group Management LLC, and Israel A. The stock moved +0.9% by the first close after the filing.

Summary of the filing

Integrated Core Strategies (US) LLC, Millennium Management LLC, Millennium Group Management LLC, and Israel A. Englander filed a joint Schedule 13G reporting beneficial ownership of Collegium Pharmaceutical common stock. The filing is a passive ownership disclosure with no stated intent to influence control.

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Key details

Issuer of securities subject to the schedule 13gCollegium Pharmaceutical, Inc.
Reporting person / beneficial ownerIntegrated Core Strategies (US) LLC
Reporting person / general partner of integrated holding group lpMillennium Management LLC
Reporting personMillennium Group Management LLC
Global general counsel, millennium management llcGil Raviv
Reporting personIsrael A. Englander

How COLL stock reacted

Close before

$27.11

Aug 21, 2026

First close after

+0.89%

$27.35

5 trading days

-6.49%

$25.35

Since filing

-10.70%

$24.21

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Frequently asked questions

What did COLL file with the SEC on Aug 24, 2026?

COLL filed a SCHEDULE 13G (SEC filing). Integrated Core Strategies (US) LLC, Millennium Management LLC, Millennium Group Management LLC, and Israel A. Englander filed a joint Schedule 13G reporting beneficial ownership of Collegium Pharmaceutical common stock. The filing is a passive ownership disclosure with no stated intent to influence control.

How do I read a SCHEDULE 13G?

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 (schedule 13g): A report the company filed with the SEC (the US market regulator).

How did COLL stock react to this filing?

COLL closed at $27.11 before the filing and $27.35 on Aug 24, 2026 (+0.89%). Five trading days later: $25.35 (-6.49%).

Other COLL SEC filings

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