LGM
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Logos Global Management’s Annexon ANNX Stock Holding History

Logos Global Management’s Portfolio ANNX Stock Details ANNX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q3 		– Sell
-1,500,000
Closed -$7.35M – 56
2024
Q2 		$7.35M Buy
1,500,000
+500,000
+50% +$2.59M 0.59% 41
2024
Q1 		$7.17M Buy
+1,000,000
New +$5.19M 0.58% 40

Other funds holding ANNX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
MCO
MAK Capital One New York $714M AUM 68.07% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

Logos Global Management's ANNX Position: Q2 2026 in Review

Logos Global Management opened a new position in Annexon (ANNX) in Q2 2026: 1,500,000 shares worth $8.56M. The stake represents 0.37% of the portfolio and ranks #50 among its holdings. This is a return to the name: Logos Global Management previously reported a position in ANNX as recently as Q2 2025.

Logos Global Management first reported a position in ANNX in Q3 2020 and has held it in 14 quarters since. The position peaked at $22.5M in Q4 2023. 216 funds tracked by Wall St. Rank hold ANNX as of Q2 2026.

  • Logos Global Management held 1,500,000 shares of Annexon worth $8.56M as of Q2 2026.
  • Annexon was a new Logos Global Management position in Q2 2026.
  • Annexon made up 0.37% of Logos Global Management's portfolio in Q2 2026, its #50 holding.
  • Logos Global Management first reported a position in Annexon in Q3 2020 and has held it in 14 quarters since.
  • Logos Global Management's Annexon position peaked at $22.5M in Q4 2023.
  • 216 funds tracked by Wall St. Rank held Annexon as of Q2 2026.

Based on Logos Global Management's 13F filing for Q2 2026, filed 14 Aug 2026.