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SCHEDULE Filed 2025-11-12 Event 2025-08-22 SEC 0001193125-25-277894 →

MITHRIL II LP Invivyd, Inc. IVVD

Stake: 4.80% Shares: 11,241,580 CUSIP: 00534A102 Class: Common Stock, $0.0001 par value per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
37 transactions
7 buys · 20 sales · 10 awards/exercises
Issuer Cluster
7 13D/G filings on this issuer
6 other filings besides this one
Filer Track Record
3 filings by this filer
2 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 8.56
29,311,996 shares short · +6.8% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $41.13M
Point72 Asset Mgmt

Post-Filing Returns · since 2025-08-22 on IVVD

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
0.0%
+180 days
0.0%

Anchor price 0.94 on closest trading day on/after 2025-08-22. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-02-18 Andersen Jill officer Sale 34,939 $1.58 $55K
2026-02-18 Lee Timothy Edward officer Sale 20,964 $1.58 $33K
2026-02-18 Duke William E. officer Sale 20,964 $1.58 $33K
2026-02-18 Green Julie officer Sale 20,964 $1.58 $33K
2026-02-18 Allen Robert D. III officer Sale 19,392 $1.58 $31K
2026-02-17 Andersen Jill officer Sale 32,771 $1.54 $50K
2026-02-17 Lee Timothy Edward officer Sale 19,663 $1.54 $30K
2026-02-17 Duke William E. officer Sale 19,663 $1.54 $30K
2026-02-17 Green Julie officer Sale 19,663 $1.54 $30K
2026-02-17 Allen Robert D. III officer Sale 18,189 $1.54 $28K
2026-02-15 Allen Robert D. III officer Option exercise 99,000
2026-02-15 Green Julie officer Option exercise 99,000
2026-02-15 Duke William E. officer Option exercise 99,000
2026-02-15 Lee Timothy Edward officer Option exercise 99,000
2026-02-15 Andersen Jill officer Option exercise 165,000
2026-01-29 Duke William E. officer Award 625,000 $1.85 $1.16M
2026-01-29 Green Julie officer Award 675,000 $1.85 $1.25M
2026-01-29 Lee Timothy Edward officer Award 675,000 $1.85 $1.25M
2026-01-29 Andersen Jill officer Award 820,000 $1.85 $1.52M
2026-01-29 Allen Robert D. III officer Award 625,000 $1.85 $1.16M
2025-11-19 MCLAUGHLIN KEVIN F director Buy 50,000 $2.50 $125K
2025-09-22 BOLNO PAUL director Award 100,000 $1.22 $122K
2025-08-19 Allen Robert D. III officer Sale 27,420 $0.57 $16K
2025-08-19 Andersen Jill officer Sale 49,402 $0.57 $28K
2025-08-19 Green Julie officer Sale 29,643 $0.57 $17K
Showing 25 of 37

Other 13D/G Filings on Invivyd, Inc.

FiledFormFilerStakeShares
2025-12-29 SCHEDULE Adimab, LLC 7.30% 20,262,170 view →
2025-11-07 SCHEDULE Polaris Venture Partners V, L.P. 3.00% 7,008,590 view →
2024-01-22 SC Adimab, LLC view →
2022-07-05 SC MITHRIL II LP view →
2022-03-30 SC Polaris Venture Partners V, L.P. view →
2022-03-30 SC MITHRIL II LP view →

Other Filings by MITHRIL II LP

FiledFormIssuerStakeShares
2022-07-05 SC Adagio Therapeutics, Inc. IVVD view →
2022-03-30 SC Adagio Therapeutics, Inc. IVVD view →

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