RPAM
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Rhenman & Partners Asset Management’s Annexon ANNX Stock Holding History

Rhenman & Partners Asset 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
2025
Q4 		– Sell
-823,000
Closed -$2.51M – 97
2025
Q3 		$2.51M Buy
823,000
+363,000
+79% +$901K 0.28% 77
2025
Q2 		$1.1M Hold
460,000
– – 0.14% 86
2025
Q1 		$888K Sell
460,000
-82,500
-15% -$275K 0.1% 87
2024
Q4 		$2.78M Sell
542,500
-17,500
-3% -$108K 0.29% 71
2024
Q3 		$3.32M Sell
560,000
-340,000
-38% -$2.02M 0.27% 75
2024
Q2 		$4.41M Buy
+900,000
New +$4.65M 0.42% 59
2022
Q2 		– Sell
-250,000
Closed -$683K – 87
2022
Q1 		$683K Hold
250,000
– – 0.07% 89
2021
Q4 		$2.9M Hold
250,000
– – 0.19% 84
2021
Q3 		$4.65M Hold
250,000
– – 0.33% 77
2021
Q2 		$5.63M Buy
250,000
+70,000
+39% +$1.55M 0.38% 78
2021
Q1 		$5.01M Buy
180,000
+50,000
+38% +$1.38M 0.35% 74
2020
Q4 		$3.25M Buy
+130,000
New +$3.35M 0.27% 74

Other funds holding ANNX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
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
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $431B AUM 30.22% 1-Year Est. Return