13F

Stock

Alnylam Pharmaceuticals, Inc.

ALNY · held by 5 managers

Reported value

$37.6M

Holders

5

+0 new · −0 exited

Holders’ est. mark

−$6.82M

Price effect on 5 books still in the name

Largest holder

$28.4M

BARCLAYS PLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BARCLAYS PLC141.6K$28.4M−$5.29MCut−$10.2M
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main39.3K$7.88M−$1.32MCut−$531.1K
Swiss Life Asset Management Ltd4.34K$870.2K−$152.2KCut−$83.1K
Marex Group plc1.57K$315.1K−$37KAdded$79.4K
Leonteq Securities AG807$161.7K−$22.9KAdded$16K

Positions as of Q1 2023. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.