Casdin Capital, LLC - Insider Trading & Ownership

Location
1350 Avenue Of The Americas, Suite 2600, New York, NY
Summary
The estimated value of insider holdings of Casdin Capital, LLC is at least $379M dollars as of August 22, 2025. Casdin Capital, LLC is the Director, 10%+ Owner of GeneDx Holdings Corp. and owns shares of GeneDx Holdings Corp. (WGS) stock worth about $366M. Casdin Capital, LLC is the Director of 2seventy bio, Inc. and owns shares of 2seventy bio, Inc. (TSVT) stock worth about $12.9M.
Signature
Casdin Capital LLC, By: /s/ Eli Casdin, Managing Member
All Insider Reports
All Insider Reports

Ownership of Casdin Capital, LLC

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
WGS, WGSWW GeneDx Holdings Corp. Director, 10%+ Owner $366M -$60.5M -14.2% Aug 22, 2025
TSVT 2seventy bio, Inc. Director $12.9M May 13, 2025

Insider Transactions Reported by Casdin Capital, LLC:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.