Filed: 8/14/2026ACC: 0001193125-26-352122
📋 What this filing means
FLAGSHIP PIONEERING, LLC filed this quarterly 13F‑HR report disclosing 5 equity positions with a total reported market value of $1.54B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
5
Positions
$1.54B
Total AUM (reported)
106.14M
Total Shares
Allocation by class
COM SHS$1.06B68.7%
COM$473.50M30.7%
COM NEW$9.12M0.6%
Portfolio Concentration
Top 3$1.47B95.4%
4–10$70.97M4.6%
Top 3 weight
95.4%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 106.14M
Sole
Full voting authority
0.00
shares
% of voting shares0.0%
Shared
Joint voting authority
106.14M
shares
% of voting shares100.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole0
Shared0
Other5
Dominant voting typeShared · 100.0% of voting shares
Institutional Holdings5
Rows:
GENERATE BIOMEDICINES INC
DFNDShares62.67M
TypeSH
Market value$1.06B
68.66%
Sole
0.00
Shared
62.67M
None
0.00
MODERNA INC
DFNDShares4.63M
TypeSH
Market value$324.39M
21.07%
Sole
0.00
Shared
4.63M
None
0.00
SANA BIOTECHNOLOGY INC
DFNDShares25M
TypeSH
Market value$87.26M
5.67%
Sole
0.00
Shared
25M
None
0.00
FOGHORN THERAPEUTICS INC
DFNDShares12.67M
TypeSH
Market value$61.85M
4.02%
Sole
0.00
Shared
12.67M
None
0.00
SERES THERAPEUTICS INC
DFNDShares1.16M
TypeSH
Market value$9.12M
0.59%
Sole
0.00
Shared
1.16M
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
GENERATE BIOMEDICINES INCDFND | COM SHS | 62.67M | SH | $1.06B 68.66% | 0.00 | 62.67M | 0.00 |
MODERNA INCDFND | COM | 4.63M | SH | $324.39M 21.07% | 0.00 | 4.63M | 0.00 |
SANA BIOTECHNOLOGY INCDFND | COM | 25M | SH | $87.26M 5.67% | 0.00 | 25M | 0.00 |
FOGHORN THERAPEUTICS INCDFND | COM | 12.67M | SH | $61.85M 4.02% | 0.00 | 12.67M | 0.00 |
SERES THERAPEUTICS INCDFND | COM NEW | 1.16M | SH | $9.12M 0.59% | 0.00 | 1.16M | 0.00 |