SG Americas Securities
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SG Americas Securities’s Annexon ANNX Stock Holding History

SG Americas Securities’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 		– Sell
-28,071
Closed -$141K – 3200
2025
Q4 		$141K Buy
28,071
+17,074
+155% +$65.3K ﹤0.01% 3073
2025
Q3 		$34K Buy
+10,997
New +$27.3K ﹤0.01% 3239
2025
Q2 		– Sell
-63,161
Closed -$122K – 2918
2025
Q1 		$122K Buy
63,161
+32,193
+104% +$107K ﹤0.01% 2896
2024
Q4 		$159K Sell
30,968
-1,795
-5% -$11K ﹤0.01% 2358
2024
Q3 		$194K Buy
32,763
+17,723
+118% +$105K ﹤0.01% 2522
2024
Q2 		$74K Sell
15,040
-6,664
-31% -$34.5K ﹤0.01% 2605
2024
Q1 		$156K Sell
21,704
-3,631
-14% -$18.9K ﹤0.01% 2165
2023
Q4 		$115K Buy
25,335
+3,123
+14% +$7.73K ﹤0.01% 2656
2023
Q3 		$52K Buy
+22,212
New +$67.2K ﹤0.01% 2930
2022
Q1 		– Sell
-10,242
Closed -$118K – 2942
2021
Q4 		$118K Sell
10,242
-11,258
-52% -$182K ﹤0.01% 2980
2021
Q3 		$400K Buy
+21,500
New +$436K ﹤0.01% 2698
2021
Q2 		– Sell
-5,536
Closed -$154K – 2840
2021
Q1 		$154K Buy
+5,536
New +$152K ﹤0.01% 2841

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

SG Americas Securities's ANNX Position: Q1 2026 in Review

SG Americas Securities sold out of Annexon (ANNX) in Q1 2026, closing a stake of 28,071 shares — an estimated $141K sold.

SG Americas Securities first reported a position in ANNX in Q1 2021 and held it in 12 quarters. The position peaked at $400K in Q3 2021. 217 funds tracked by Wall St. Rank hold ANNX as of Q1 2026.

  • SG Americas Securities reported no remaining Annexon position as of Q1 2026 after selling out during the quarter.
  • SG Americas Securities sold 28,071 Annexon shares in Q1 2026, an estimated $141K.
  • SG Americas Securities first reported a position in Annexon in Q1 2021 and held it in 12 quarters.
  • SG Americas Securities's Annexon position peaked at $400K in Q3 2021.
  • 217 funds tracked by Wall St. Rank held Annexon as of Q1 2026.

Based on SG Americas Securities's 13F filing for Q1 2026, filed 16 Apr 2026.