Casdin Partners GP, LLC's Form 4 filing
GeneDx Holdings Corp. (WGS) · filed May 11, 2026
- Accession no.
- 0000919574-26-002845
- Filed
- May 11, 2026, 8:43 PM ET
- Trade date
- May 7-11, 2026
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Not checked
This filing lists 3 derivative transactions. It was filed 4 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Casdin Partners GP, LLCCIK 0001534260 | Director, 10% Owner |
| Casdin Capital, LLCCIK 0001534261 | Director, 10% Owner |
| Casdin EliCIK 0001534264 | Director, 10% Owner |
| Casdin Partners Master Fund, L.P.CIK 0001534265 | Director, 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
This filing has no transactions of this kind.
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| May 7, 2026 | Class A Common Stock | PPurchaseAcquired | +500,000 | –F1 | – | 500,000 | Indirect | |
| May 8, 2026 | Class A Common Stock | PPurchaseAcquired | +300,000 | –F3 | – | 800,000 | Indirect | |
| May 11, 2026 | Class A Common Stock | PPurchaseAcquired | +50,000 | –F4 | – | 850,000 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
Casdin Partners Master Fund, L.P. (the "Master Fund") has entered into certain cash-settled swap agreements (the "Swap Agreements"), which represent economic exposure to an aggregate of 500,000 notional shares of the Issuer's Class A Common Stock, at a price of $38.1543 per share. The Swap Agreements provide the Master Fund with economic results that are comparable to the economic results of ownership but do not provide it with the power to vote or direct the voting or dispose of or direct the disposition of the securities that are referenced by the Swap Agreements.
Referenced by the price of 1 transaction in Table II.
- F3
The Master Fund has entered into certain cash-settled swap agreements (the "Swap Agreements"), which represent economic exposure to an aggregate of 300,000 notional shares of the Issuer's Class A Common Stock, at a price of $41.0261 per share. The Swap Agreements provide the Master Fund with economic results that are comparable to the economic results of ownership but do not provide it with the power to vote or direct the voting or dispose of or direct the disposition of the securities that are referenced by the Swap Agreements.
Referenced by the price of 1 transaction in Table II.
- F4
The Master Fund has entered into certain cash-settled swap agreements (the "Swap Agreements"), which represent economic exposure to an aggregate of 50,000 notional shares of the Issuer's Class A Common Stock, at a price of $39.6602 per share. The Swap Agreements provide the Master Fund with economic results that are comparable to the economic results of ownership but do not provide it with the power to vote or direct the voting or dispose of or direct the disposition of the securities that are referenced by the Swap Agreements.
Referenced by the price of 1 transaction in Table II.
Remarks
Each Reporting Person disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.