Adage Capital Partners
ETNB

Adage Capital Partners’s 89bio ETNB Stock Holding History

Adage Capital Partners’s Portfolio ETNB Stock Details ETNB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-9,097,587
Closed -$134M – 946
2025
Q3 		$134M Buy
9,097,587
+7,128,587
+362% +$72.7M 0.21% 93
2025
Q2 		$19.3M Buy
+1,969,000
New +$16.3M 0.03% 455
2025
Q1 		– Sell
-350,000
Closed -$2.74M – 876
2024
Q4 		$2.74M Sell
350,000
-525,000
-60% -$4.32M ﹤0.01% 772
2024
Q3 		$6.47M Buy
875,000
+475,000
+119% +$3.99M 0.01% 686
2024
Q2 		$3.2M Sell
400,000
-50,000
-11% -$446K 0.01% 751
2024
Q1 		$5.24M Sell
450,000
-2,675,000
-86% -$29.6M 0.01% 694
2023
Q4 		$34.9M Buy
3,125,000
+1,426,583
+84% +$13.1M 0.07% 282
2023
Q3 		$26.2M Buy
1,698,417
+272,255
+19% +$4.57M 0.06% 322
2023
Q2 		$27M Sell
1,426,162
-1,748,838
-55% -$30.7M 0.06% 329
2023
Q1 		$48.4M Buy
3,175,000
+1,187,408
+60% +$15.5M 0.11% 215
2022
Q4 		$25.3M Sell
1,987,592
-262,408
-12% -$2.36M 0.06% 363
2022
Q3 		$13M Buy
2,250,000
+1,150,000
+105% +$5.05M 0.03% 566
2022
Q2 		$3.54M Buy
+1,100,000
New +$3.32M 0.01% 837

Other funds holding ETNB

DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $59.2B AUM 26.02% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Adage Capital Partners's ETNB Position: Q4 2025 in Review

Adage Capital Partners sold out of 89bio (ETNB) in Q4 2025, closing a stake of 9,097,587 shares — an estimated $134M sold.

Adage Capital Partners first reported a position in ETNB in Q2 2022 and held it in 13 quarters. The position peaked at $134M in Q3 2025. 2 funds tracked by Wall St. Rank hold ETNB as of Q4 2025.

  • Adage Capital Partners reported no remaining 89bio position as of Q4 2025 after selling out during the quarter.
  • Adage Capital Partners sold 9,097,587 89bio shares in Q4 2025, an estimated $134M.
  • Adage Capital Partners first reported a position in 89bio in Q2 2022 and held it in 13 quarters.
  • Adage Capital Partners's 89bio position peaked at $134M in Q3 2025.
  • 2 funds tracked by Wall St. Rank held 89bio as of Q4 2025.

Based on Adage Capital Partners's 13F filing for Q4 2025, filed 17 Feb 2026.