Millennium Management
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Millennium Management’s BioAtla BCAB Stock Holding History

Millennium Management’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 		$444K Buy
55,133
+39,885
+262% +$467K ﹤0.01% 4830
2025
Q4 		$433K Buy
15,248
+8,422
+123% +$330K ﹤0.01% 5041
2025
Q3 		$235K Buy
+6,826
New +$158K ﹤0.01% 5467
2025
Q2 		– Sell
-2,333
Closed -$40.5K – 5858
2025
Q1 		$40.5K Sell
2,333
-19,579
-89% -$419K ﹤0.01% 5564
2024
Q4 		$648K Sell
21,912
-31,280
-59% -$2.63M ﹤0.01% 4543
2024
Q3 		$4.68M Buy
53,192
+20,207
+61% +$1.69M ﹤0.01% 2903
2024
Q2 		$2.26M Buy
32,985
+15,512
+89% +$1.85M ﹤0.01% 3437
2024
Q1 		$3.01M Buy
17,473
+13,097
+299% +$1.63M ﹤0.01% 3360
2023
Q4 		$538K Buy
4,376
+2,519
+136% +$218K ﹤0.01% 4598
2023
Q3 		$158K Sell
1,857
-3,845
-67% -$490K ﹤0.01% 5208
2023
Q2 		$855K Buy
5,702
+2,028
+55% +$349K ﹤0.01% 4165
2023
Q1 		$492K Buy
3,674
+1,633
+80% +$294K ﹤0.01% 4612
2022
Q4 		$842K Buy
2,041
+1,415
+226% +$587K ﹤0.01% 4330
2022
Q3 		$241K Sell
626
-2,920
-82% -$956K ﹤0.01% 5529
2022
Q2 		$505K Sell
3,546
-4,911
-58% -$782K ﹤0.01% 4943
2022
Q1 		$2.11M Buy
8,457
+4,461
+112% +$1.87M ﹤0.01% 3823
2021
Q4 		$3.92M Buy
3,996
+2,745
+219% +$3.51M ﹤0.01% 3142
2021
Q3 		$1.84M Buy
+1,251
New +$2.44M ﹤0.01% 4024
2021
Q2 		– Sell
-565
Closed -$1.44M – 6523
2021
Q1 		$1.44M Sell
565
-5,978
-91% -$15.3M ﹤0.01% 3846
2020
Q4 		$11.1M Buy
+6,543
New +$10.9M 0.01% 1612

Other funds holding BCAB

ACA
Acorn Capital Advisors New York $352M AUM 299.18% 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
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Millennium Management's BCAB Position: Q1 2026 in Review

Millennium Management increased its BioAtla (BCAB) stake by 262% in Q1 2026, buying an estimated $467K and bringing the position to 55,133 shares worth $444K. The position accounts for ﹤0.01% of the portfolio, ranked #4830.

Millennium Management first reported a position in BCAB in Q4 2020 and has held it in 20 quarters since. The position peaked at $11.1M in Q4 2020. 36 funds tracked by Wall St. Rank hold BCAB as of Q1 2026.

  • Millennium Management held 55,133 shares of BioAtla worth $444K as of Q1 2026.
  • Millennium Management bought 39,885 BioAtla shares in Q1 2026, an estimated $467K.
  • BioAtla made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #4830 holding.
  • Millennium Management first reported a position in BioAtla in Q4 2020 and has held it in 20 quarters since.
  • Millennium Management's BioAtla position peaked at $11.1M in Q4 2020.
  • 36 funds tracked by Wall St. Rank held BioAtla as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.