SummitTX Capital’s AnaptysBio ANAB Stock Holding History

SummitTX Capital’s Portfolio ANAB Stock Details ANAB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.94M	Buy	+28,779	New	+$1.74M	0.05%	338
2026 Q1	–	Sell	-6,528	Closed	-$316K	–	755
2025 Q4	$316K	Buy	+6,528	New	+$254K	0.01%	588
2025 Q3	–	Sell	-33,434	Closed	-$742K	–	745
2025 Q2	$742K	Sell	33,434 -23,675	-41%	-$496K	0.03%	429
2025 Q1	$1.06M	Buy	+57,109	New	+$953K	0.05%	393

Other funds holding ANAB

EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return

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

TCM

Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

AAA

Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return

Sanofi Paris, France $534M AUM 205.96% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

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

6CM

683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return

SummitTX Capital's ANAB Position: Q2 2026 in Review

SummitTX Capital opened a new position in AnaptysBio (ANAB) in Q2 2026: 28,779 shares worth $1.94M. The stake represents 0.05% of the portfolio and ranks #338 among its holdings. This is a return to the name: SummitTX Capital previously reported a position in ANAB as recently as Q4 2025.

SummitTX Capital first reported a position in ANAB in Q1 2025 and has held it in 4 quarters since. 213 funds tracked by Wall St. Rank hold ANAB as of Q2 2026.

SummitTX Capital held 28,779 shares of AnaptysBio worth $1.94M as of Q2 2026.
AnaptysBio was a new SummitTX Capital position in Q2 2026.
AnaptysBio made up 0.05% of SummitTX Capital's portfolio in Q2 2026, its #338 holding.
SummitTX Capital first reported a position in AnaptysBio in Q1 2025 and has held it in 4 quarters since.
213 funds tracked by Wall St. Rank held AnaptysBio as of Q2 2026.

Based on SummitTX Capital's 13F filing for Q2 2026, filed 14 Aug 2026.