Russell Investments Group
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Russell Investments Group’s Annexon ANNX Stock Holding History

Russell Investments Group’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
2026
Q1 		$3.94M Buy
711,380
+28,364
+4% +$160K ﹤0.01% 1492
2025
Q4 		$3.43M Buy
683,016
+664,796
+3,649% +$2.54M ﹤0.01% 1557
2025
Q3 		$55.6K Buy
+18,220
New +$45.2K ﹤0.01% 3245
2025
Q1 		– Sell
-988
Closed -$5.07K – 3795
2024
Q4 		$5.07K Sell
988
-61
-6% -$375 ﹤0.01% 3285
2024
Q3 		$6.21K Sell
1,049
-5,049
-83% -$29.9K ﹤0.01% 3176
2024
Q2 		$29.9K Buy
6,098
+5,110
+517% +$26.4K ﹤0.01% 2873
2024
Q1 		$7.08K Hold
988
– – ﹤0.01% 2895
2023
Q4 		$4.49K Hold
988
– – ﹤0.01% 2919
2023
Q3 		$2.33K Buy
+988
New +$2.99K ﹤0.01% 3243

Other funds holding ANNX

RG
Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
MCO
MAK Capital One New York $679M AUM 29.02% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Russell Investments Group's ANNX Position: Q1 2026 in Review

Russell Investments Group increased its Annexon (ANNX) stake by 4.2% in Q1 2026, buying an estimated $160K and bringing the position to 711,380 shares worth $3.94M. The position accounts for ﹤0.01% of the portfolio, ranked #1492.

Russell Investments Group first reported a position in ANNX in Q3 2023 and has held it in 9 quarters since. 217 funds tracked by Wall St. Rank hold ANNX as of Q1 2026.

  • Russell Investments Group held 711,380 shares of Annexon worth $3.94M as of Q1 2026.
  • Russell Investments Group bought 28,364 Annexon shares in Q1 2026, an estimated $160K.
  • Annexon made up ﹤0.01% of Russell Investments Group's portfolio in Q1 2026, its #1492 holding.
  • Russell Investments Group first reported a position in Annexon in Q3 2023 and has held it in 9 quarters since.
  • 217 funds tracked by Wall St. Rank held Annexon as of Q1 2026.

Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.