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Livermore
ZHEN

89bio, Inc.

ETNBDelisted Oct 30, 2025
Industry
Pharmaceutical Preparations
SEC CIK
0001785173

89bio, Inc. was delisted on Oct 30, 2025; its insiders filed their last Form 4 on Nov 3, 2025; 198 institutions reported holding it in 13F filings for Q3 2025, worth $2.27B in total; no superinvestor held it.

Q3 2023 vs. Q2 2023

How the institutions holding 89bio, Inc. changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of ETNB: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders1572160+5
Shares77.2M3.68M72.0M−1.61M (−2.2%)
Value$1.46B$69.8M$1.11B−$283.2M (−20.3%)

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (28)

Institutions that held 89bio, Inc. at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to ETNB in Q3 2023
InstitutionSharesValue% of portfolio
Pictet Asset Management Holding SA3,887,954$60.0M0.07%
Braidwell LP1,590,387$24.6M0.78%
Assenagon Asset Management S.A.317,751$4.91M0.02%
Logos Global Management LP310,000$4.79M0.68%
Twinbeech Capital LP136,116$2.10M0.04%
University of Wisconsin Foundation126,516$1.95M2.24%
Caption Management, LLC116,000$1.79M0.23%
Erste Asset Management GmbH53,000$818.3K0.01%
UBS Asset Management Americas Inc52,689$813.5K0.00%
TD Asset Management Inc49,600$765.8K0.00%
Dark Forest Capital Management LP39,471$609.4K0.05%
Jefferies Financial Group Inc.38,050$587.5K0.01%
Acuta Capital Partners, LLC32,800$506.4K0.37%
Ghost Tree Capital, LLC30,000$463.2K0.22%
Engineers Gate Manager LP24,369$376.3K0.01%
Gsa Capital Partners LLP22,050$340.0K0.03%
Knott David M Jr14,574$225.0K0.09%
XTX Topco Ltd14,532$224.4K0.04%
Moran Wealth Management, LLC13,805$213.1K0.01%
Alpine Global Management, LLC10,287$158.8K0.04%
Quarry LP8,500$131.2K0.08%
BIT Capital GmbH5,712$88.2K0.01%
Cutler Group LP400$6.00K0.00%
Comerica Bank76$1.18K0.00%
Institutional & Family Asset Management, LLC25$3860.00%
Massmutual Trust Co FSB20$3090.00%
Allworth Financial LP8$1240.00%
Covestor Ltd7$00.00%

Sold out (23)

Institutions that held 89bio, Inc. at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of ETNB in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Boxer Capital, LLC2,100,000$39.8M
Cormorant Asset Management, LP1,350,000$25.6M
Eventide Asset Management, LLC642,073$12.2M
Avidity Partners Management LP526,376$9.97M
EAM Investors, LLC216,438$4.10M
Norges Bank202,500$3.84M
Bank of Montreal149,701$3.01M
Velan Capital Investment Management LP95,000$1.80M
Qube Research & Technologies Ltd71,754$1.36M
Graham Capital Management, L.P.30,024$569.0K
Tudor Investment Corp Et Al27,470$520.6K
American Century Companies Inc23,223$440.1K
Bayesian Capital Management, LP23,000$435.9K
Squarepoint Ops LLC15,559$294.8K
Stephens Inc15,360$291.1K
Atom Investors LP14,081$266.8K
Innovis Asset Management LLC10,437$197.8K
Virtu Financial LLC10,073$191.0K
Denali Advisors LLC8,800$166.8K
Tucker Asset Management LLC7,647$144.9K
STRS Ohio1,100$20.0K
Worth Asset Management, LLC300$5.68K
Impact Partnership Wealth, LLC144$2.73K

Not filed for Q3 2023 yet (2)

Institutions that held 89bio, Inc. at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ETNB in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Pictet Asset Management SA3,575,126$67.7M
Tekla Capital Management LLC105,898$2.01M