ClosedPublished 11 Sep 2026

Cyclerion Therapeutics, Inc. /
Korsana Biosciences, Inc.

Cyclerion Therapeutics, Inc. completed its deal for Korsana Biosciences, Inc.

Buy side: Cyclerion Therapeutics, Inc.
Buy sideCyclerion Therapeutics, Inc.
Target: Korsana Biosciences, Inc.
TargetKorsana Biosciences, Inc.
Korsana Biosciences, Inc. · 11 Sep 2026Source
Buy side: Cyclerion Therapeutics, Inc.
Buy sideCyclerion Therapeutics, Inc.
Target: Korsana Biosciences, Inc.
TargetKorsana Biosciences, Inc.
01 / BuyerCyclerion Therapeutics, Inc.
02 / TargetKorsana Biosciences, Inc.
Source for the buyer and target: Korsana Biosciences, Inc.

For the buyer and target.

“Agreement and Plan of Merger and Reorganization, dated as of April 1, 2026, by and among Cyclerion Therapeutics, Inc., Cariboos Merger Sub Corp., Cariboos Merger Sub II, LLC and Korsana Biosciences, Inc. (incorporated by reference to Exhibit 2.1 to Cyclerion Therapeutics, Inc.’s Current Report on Form 8-K (File No. 001-38787), filed with the SEC on April 1, 2026).”

Published 11 Sep 2026

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01

What happened

The deal for Korsana Biosciences, Inc. has closed, with Cyclerion Therapeutics, Inc. as the buyer. [01]

The filing from Korsana Biosciences, Inc. is dated Sept. 11, 2026. [01]

02

The source

Everything on this page comes from the source below, quoted word for word.

01
Source · Korsana Biosciences, Inc.

Cyclerion Therapeutics, Inc. completed its deal for Korsana Biosciences, Inc.

This document is the source for the companies, stage and people on this page.

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03

Timeline

Every date the source states, in order, each with the words it comes from. Anything marked ahead is a target the source gives, not something that has happened.

  1. Announced

    “The filing from Korsana Biosciences, Inc. is dated Sept. 11, 2026”

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  2. Published by Korsana Biosciences, Inc.

    The source this page is built from.

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