13D Filings
INVIVYD, INC.
IVVD
Amendment
Ownership

3.00%

Total Shares

7,008,590

Issuer CIK

1832038

CUSIP

00534A102

Event Date

Aug 21, 2025

Accepted

Nov 7, 2025, 05:51 PM

Reporting Persons (11)
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
Terrance McGuire
Individual
3.00%7,008,590210,5936,797,997
Polaris Venture Management Co. V, L.L.C.
1.40%3,233,58003,233,580
Jonathan Flint
Individual
1.40%3,233,58003,233,580
Polaris Partners IX, L.P.
Partnership
1.30%3,066,75703,066,757
Polaris Venture Partners V, L.P.
Partnership
1.30%3,120,19403,120,194
Polaris Partners GP IX, L.L.C.
Other
1.30%3,066,75703,066,757
Polaris Healthcare Technology Opportunities Fund, L.P.
Partnership
0.20%497,6600497,660
Polaris Healthcare Technology Opportunities Fund GP, L.L.C.
Other
0.20%497,6600497,660
Polaris Venture Partners Entrepreneurs' Fund V, L.P.
Partnership
0.00%60,814060,814
Polaris Venture Partners Special Founders' Fund V, L.P.
Partnership
0.00%31,198031,198
Polaris Venture Partners Founders' Fund V, L.P.
Partnership
0.00%21,374021,374
Disclosure Items (2)

Security Title

Common Stock, $0.0001 par value per share

Issuer Name

INVIVYD, INC.

Issuer Address

209 Church Street, New Haven, CT, 06510

Percentage of Class

See Items 7 - 11 and 13 of the cover pages of this Amendment No. 5 for each Reporting Person and the corresponding comments.

Number of Shares

See Items 7 - 11 and 13 of the cover pages of this Amendment No. 5 for each Reporting Person and the corresponding comments.

Transactions

Except as reported in this Amendment No. 5, none of the Reporting Persons has effected any transactions in the Issuer's securities within the past 60 days.

Date of 5% Ownership

August 22, 2025

INVIVYD, INC. — Schedule 13D | 13D Filings