13D Filings
VOR BIOPHARMA INC.
VOR
Amendment
Ownership

26.80%

Total Shares

33,928,487

Issuer CIK

1817229

CUSIP

929033108

Event Date

Sep 10, 2025

Accepted

Sep 12, 2025, 07:07 PM

Reporting Persons (2)
Joint Filing

This is a joint filing. The reported shares may overlap between reporting persons and should not be summed.

NameType% of ClassAggregateSole VotingShared Voting
Reprogrammed Interchange LLC
Other
26.80%33,928,487033,928,487
Reid Hoffman
Individual
26.80%33,928,487033,928,487
Disclosure Items (5)

Security Title

Common Stock, par value $.0001 per share

Issuer Name

VOR BIOPHARMA INC.

Issuer Address

100 Cambridgepark Drive, Suite 101, Cambridge, MA, 02140

Not applicable.

Item 4 of Schedule 13D is hereby amended and supplemented as follows: From September 8, 2025 through September 11, 2025, Reprogrammed Interchange LLC sold the following shares of Vor Biopharma Inc. in open market transactions, resulting in a decrease in the number of shares of Common Stock beneficially owned by the Reporting Persons by more than one percent of the outstanding shares of Common Stock of the Issuer: 1. 464,421 shares on September 8, 2025, at a weighted average per share sale price of $1.9897. 2. 449,226 shares on September 9, 2025, at a weighted average per share sale price of $2.0004. 3. 350,000 shares on September 10, 2025, at a weighted average per share sale price of $1.8151. 4. 284,805 shares on September 11, 2025, at a weighted average per share sale price of $1.8308.

Percentage of Class

The information contained in rows 7, 8, 9, 10, 11 and 13 on each of the cover pages of this Amendment No. 3 to the Schedule 13D, and the information set forth or incorporated in Items 2, 3, 4, 6 and 7, is incorporated by reference in its entirety into this Item 5.

Number of Shares

Regarding the number of shares as to which such person has: (i) sole power to vote or to direct the vote: See line 7 of cover sheets, (ii) shared power to vote or to direct the vote: See line 8 of cover sheets, (iii) sole power to dispose or to direct the disposition: See line 9 of cover sheets, and (iv) shared power to dispose or to direct the disposition: See line 10 of cover sheets.

Transactions

During the past 60 days, Reprogrammed Interchange LLC sold the following shares of Vor Biopharma Inc. in open market transactions: 1. 387,346 shares on August 25, 2025, at a weighted average per share sale price of $2.1163. 2. 284,190 shares on August 26, 2025, at a weighted average per share sale price of $2.0808. 3. 611,647 shares on August 27, 2025, at a weighted average per share sale price of $2.0053. 4. 806,351 shares on August 28, 2025, at a weighted average per share sale price of $2.0115. 5. 554,612 shares on September 3, 2025, at a weighted average per share sale price of $1.9961. 6. 453,016 shares on September 4, 2025, at a weighted average per share sale price of $1.9285. 7. 400,000 shares on September 5, 2025, at a weighted average per share sale price of $1.9682.

Shareholders

Not applicable.

Date of 5% Ownership

Not applicable.

Not applicable.