Winton Group’s Annexon ANNX Stock Holding History

Winton 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 Q2	$273K	Buy	47,800 +23,700	+98%	+$131K	0.01%	916
2026 Q1	$134K	Sell	24,100 -29,300	-55%	-$165K	﹤0.01%	1022
2025 Q4	$268K	Buy	+53,400	New	+$204K	0.01%	768

Other funds holding ANNX

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return

Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

MCO

MAK Capital One New York $714M AUM 68.07% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

Winton Group's ANNX Position: Q2 2026 in Review

Winton Group increased its Annexon (ANNX) stake by 98% in Q2 2026, buying an estimated $131K and bringing the position to 47,800 shares worth $273K. The position accounts for 0.01% of the portfolio, ranked #916.

Winton Group first reported a position in ANNX in Q4 2025 and has held it in 3 quarters since. 216 funds tracked by Wall St. Rank hold ANNX as of Q2 2026.

Winton Group held 47,800 shares of Annexon worth $273K as of Q2 2026.
Winton Group bought 23,700 Annexon shares in Q2 2026, an estimated $131K.
Annexon made up 0.01% of Winton Group's portfolio in Q2 2026, its #916 holding.
Winton Group first reported a position in Annexon in Q4 2025 and has held it in 3 quarters since.
216 funds tracked by Wall St. Rank held Annexon as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.