ALNY
ALNYLAM PHARMACEUTICALS INCData as of 2026 Q2 (06-30) · 13F snapshot
Summary
ALNYLAM PHARMACEUTICALS INC (ALNY) is held as common stock by 5 tracked hedge-fund managers, with a combined reported value of ~$783.90M; the largest are Dodge & Cox, Izzy Englander, Ken Griffin. 4 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 2 added, 3 trimmed. 20 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Mixed
Common-stock holders54 also report options
Congress trades20
Price$255.36vs quarter-end-15.17%
Sectors1
This quarter's moves
Top holderDodge & CoxNew0
Added2
Trimmed / sold3
Common-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
| Investor | Value | % of portfolio | Action |
|---|
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $24.56M— of portfolio81,6002026 Q2
Value $12.94M— of portfolio43,0002026 Q2
Value $12.79M— of portfolio42,5002026 Q2
Value $6.08M— of portfolio20,2002026 Q2
Value $662.3K— of portfolio2,2002026 Q2
Value $361.2K— of portfolio1,2002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinCALL | $24.56M | — | — |
| Izzy EnglanderCALL | $12.94M | — | — |
| Ken GriffinPUT | $12.79M | — | — |
| Izzy EnglanderPUT | $6.08M | — | — |
| Steven CohenCALL | $662.3K | — | — |
| Paul Tudor JonesCALL | $361.2K | — | — |
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.