Jane Street
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Jane Street’s BioAtla BCAB Stock Holding History

Jane Street’s Portfolio BCAB Stock Details BCAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.3K Buy
+1,404
New +$16.4K ﹤0.01% 11293
2025
Q4 		– Sell
-576
Closed -$19.8K – 11114
2025
Q3 		$19.8K Buy
+576
New +$13.3K ﹤0.01% 10535

Other funds holding BCAB

ACA
Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Jane Street's BCAB Position: Q1 2026 in Review

Jane Street reduced its BioAtla (BCAB) stake by 93% in Q1 2026, selling an estimated $75.7K and leaving 463 shares worth $3.73K. The position accounts for ﹤0.01% of the portfolio, ranked #11367.

Jane Street first reported a position in BCAB in Q1 2021 and has held it in 17 quarters since. The position peaked at $461K in Q4 2022. 36 funds tracked by Wall St. Rank hold BCAB as of Q1 2026.

  • Jane Street held 463 shares of BioAtla worth $3.73K as of Q1 2026.
  • Jane Street sold 6,472 BioAtla shares in Q1 2026, an estimated $75.7K.
  • BioAtla made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #11367 holding.
  • Jane Street first reported a position in BioAtla in Q1 2021 and has held it in 17 quarters since.
  • Jane Street's BioAtla position peaked at $461K in Q4 2022.
  • 36 funds tracked by Wall St. Rank held BioAtla as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.