Latest Institutional Purchases of 89bio, Inc. (ETNB)
This list provides information on the latest institutional transactions involving 89bio, Inc. (ETNB) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Pentwater Capital Management LP
Naples, FL |
BUY
|
- |
11.8MNew |
$94.2M - $176M
|
11.8M
$174M
|
|
|
Nov 14, 2025
Q3 2025
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
BUY
|
- |
7.13M+ 362.04% |
$57.2M - $107M
|
9.1M
$135M
|
|
|
Nov 13, 2025
Q3 2025
|
Glazer Capital, LLC
New York, NY |
BUY
|
- |
5.64MNew |
$45.2M - $84.3M
|
5.64M
$83.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
BUY
|
- |
3.41M+ 3941.65% |
$27.4M - $51.1M
|
3.5M
$51.9M
|
|
|
Oct 28, 2025
Q3 2025
|
Syquant Capital Sas
|
BUY
|
- |
2.59MNew |
$20.8M - $38.8M
|
2.59M
$38.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Omni Event Management LTD
London, X0 |
BUY
|
- |
2.35MNew |
$18.8M - $35.2M
|
2.35M
$34.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Tig Advisors, LLC
New York, NY |
BUY
|
- |
2.19MNew |
$17.5M - $32.7M
|
2.19M
$32.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
BUY
|
- |
1.95M+ 862.34% |
$15.6M - $29.1M
|
2.17M
$32.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Lmr Partners LLP
London, X0 |
BUY
|
PUT |
1.8MNew |
$14.4M - $26.9M
|
1.8M
$26.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
1.46MNew |
$11.7M - $21.8M
|
1.46M
$21.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Weiss Asset Management LP
Boston, MA |
BUY
|
- |
1.4MNew |
$11.2M - $20.9M
|
1.4M
$20.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Adar1 Capital Management, LLC
Austin, TX |
BUY
|
- |
1.24M+ 141.23% |
$9.92M - $18.5M
|
2.11M
$31.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
PUT |
1.09MNew |
$8.78M - $16.4M
|
1.09M
$16.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
1.04M+ 168.06% |
$8.35M - $15.6M
|
1.66M
$24.6M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
1.04M+ 24.38% |
$8.31M - $15.5M
|
5.29M
$78.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Lmr Partners LLP
London, X0 |
BUY
|
- |
1MNew |
$8.02M - $15M
|
1M
$14.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Newtyn Management, LLC
New York, NY |
BUY
|
- |
600K+ 300.0% |
$4.81M - $8.98M
|
800K
$11.9M
|
|
|
Nov 07, 2025
Q3 2025
|
Credit Industriel Et Commercial
Paris France, I0 |
BUY
|
- |
600KNew |
$4.81M - $8.98M
|
600K
$8.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Omers Administration Corp
Toronto, A6 |
BUY
|
- |
575KNew |
$4.61M - $8.6M
|
575K
$8.53M
|
|
|
Nov 06, 2025
Q3 2025
|
Alpine Associates Management Inc.
Englewood Cliffs, NJ |
BUY
|
- |
530KNew |
$4.25M - $7.93M
|
530K
$7.86M
|
|
|
Nov 12, 2025
Q3 2025
|
Gabelli Funds LLC
Rye, NY |
BUY
|
- |
434KNew |
$3.48M - $6.49M
|
434K
$6.44M
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
- |
429KNew |
$3.44M - $6.41M
|
429K
$6.36M
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
BUY
|
- |
424K+ 35.8% |
$3.4M - $6.34M
|
1.61M
$23.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Gabelli & CO Investment Advisers, Inc.
Rye, NY |
BUY
|
- |
418KNew |
$3.35M - $6.25M
|
418K
$6.2M
|
|
|
Nov 13, 2025
Q3 2025
|
Css LLC
Chicago, IL |
BUY
|
- |
410KNew |
$3.28M - $6.13M
|
410K
$6.08M
|
|
|
Nov 13, 2025
Q3 2025
|
Groupe La Francaise
Paris, I0 |
BUY
|
- |
400KNew |
$3.21M - $5.98M
|
400K
$5.94M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
364K+ 29.02% |
$2.92M - $5.44M
|
1.62M
$24M
|
|
|
Nov 13, 2025
Q3 2025
|
Css LLC
Chicago, IL |
BUY
|
PUT |
356KNew |
$2.86M - $5.33M
|
356K
$5.28M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
PUT |
344KNew |
$2.76M - $5.14M
|
344K
$5.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
322K+ 97.62% |
$2.58M - $4.82M
|
652K
$9.67M
|
|
|
Nov 14, 2025
Q3 2025
|
Black Maple Capital Management LP
Milwaukee, WI |
BUY
|
- |
322KNew |
$2.58M - $4.81M
|
322K
$4.77M
|
|
|
Nov 26, 2025
Q3 2025
|
Equitec Proprietary Markets, LLC
|
BUY
|
PUT |
318KNew |
$2.55M - $4.76M
|
318K
$4.72M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
317K+ 90.83% |
$2.55M - $4.75M
|
667K
$9.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Arbitrage LLC
Greenwich, CT |
BUY
|
- |
296KNew |
$2.38M - $4.43M
|
296K
$4.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Highland Capital Management Fund Advisors, L.P.
Dallas, TX |
BUY
|
PUT |
292KNew |
$2.34M - $4.37M
|
292K
$4.34M
|
|
|
Nov 14, 2025
Q3 2025
|
Cantor Fitzgerald, L. P.
New York, NY |
BUY
|
- |
268KNew |
$2.15M - $4M
|
268K
$3.97M
|
|
|
Nov 13, 2025
Q3 2025
|
Yakira Capital Management, Inc.
Westport, CT |
BUY
|
- |
252KNew |
$2.02M - $3.77M
|
252K
$3.74M
|
|
|
Nov 14, 2025
Q3 2025
|
Superstring Capital Management LP
New York, NY |
BUY
|
- |
172K+ 81.12% |
$1.38M - $2.58M
|
385K
$5.71M
|
|
|
Oct 06, 2025
Q3 2025
|
Sanders Morris Harris LLC
|
BUY
|
- |
164KNew |
$1.31M - $2.45M
|
164K
$2.43M
|
|
|
Nov 14, 2025
Q3 2025
|
Eversept Partners, LP
New York, NY |
BUY
|
- |
156K+ 66.3% |
$1.25M - $2.34M
|
392K
$5.82M
|
|
|
Nov 13, 2025
Q3 2025
|
Quinn Opportunity Partners LLC
Charlottesville, VA |
BUY
|
- |
150KNew |
$1.2M - $2.24M
|
150K
$2.23M
|
|
|
Nov 14, 2025
Q3 2025
|
Highland Capital Management Fund Advisors, L.P.
Dallas, TX |
BUY
|
- |
146KNew |
$1.17M - $2.19M
|
146K
$2.17M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
145K+ 97.25% |
$1.16M - $2.17M
|
294K
$4.36M
|
|
|
Nov 26, 2025
Q3 2025
|
Equitec Proprietary Markets, LLC
|
BUY
|
- |
130KNew |
$1.04M - $1.95M
|
130K
$1.93M
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
117K+ 84.69% |
$940K - $1.75M
|
256K
$3.79M
|
|
|
Nov 12, 2025
Q3 2025
|
Simplex Trading, LLC
|
BUY
|
- |
99.1K+ 1077.47% |
$794K - $1.48M
|
108K
$1.61M
|
|
|
Nov 14, 2025
Q3 2025
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
CALL |
96.8KNew |
$776K - $1.45M
|
96.8K
$1.44M
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
90.9KNew |
$729K - $1.36M
|
90.9K
$1.35M
|
|
|
Nov 14, 2025
Q3 2025
|
Sagefield Capital LP
Dallas, TX |
BUY
|
- |
88.3KNew |
$708K - $1.32M
|
88.3K
$1.31M
|
|
|
Nov 14, 2025
Q3 2025
|
Harvest Management LLC
New York, NY |
BUY
|
- |
84KNew |
$674K - $1.26M
|
84K
$1.25M
|
|