89bio
ETNB
ETNB was delisted on the 29th of October, 2025.
49 hedge funds and large institutions have $315M invested in 89bio in 2021 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 24 increasing their positions, 19 reducing their positions, and 20 closing their positions.
26% more repeat investments, than reductions
Existing positions increased: 24 | Existing positions reduced: 19
0.76% less ownership
Funds ownership: 84.79% → 84.04% (-0.76%)
21% less capital invested
Capital invested by funds: $400M → $315M (-$85.9M)
27% less call options, than puts
Call options by funds: $237K | Put options by funds: $324K
27% less funds holding
Funds holding: 67 → 49 (-18)
90% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 20
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CS
Candriam SCA
Strassen, Luxembourg,
Luxembourg
|
+$8.34M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$5.29M |
| 3 |
RCM
RA Capital Management
Boston,
Massachusetts
|
+$5.12M |
| 4 |
OCM
Orchard Capital Management
Chicago,
Illinois
|
+$3.35M |
| 5 |
Wellington Management Group
Boston,
Massachusetts
|
+$2.08M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ACP
Acuta Capital Partners
Redwood City,
California
|
-$9.32M |
| 2 |
EAM
Eventide Asset Management
Boston,
Massachusetts
|
-$2.93M |
| 3 |
Verition Fund Management
Greenwich,
Connecticut
|
-$2.53M |
| 4 |
Millennium Management
New York
|
-$2.46M |
| 5 |
Morgan Stanley
New York
|
-$2.39M |
ETNB Hedge Fund Activity: Q2 2021 in Review
49 of the 5,746 institutional investors tracked by Wall St. Rank reported a position in 89bio (ETNB) for Q2 2021, worth a combined $315M — down 21% from $400M a quarter earlier.
Sellers outnumbered buyers: 20 funds closed out of ETNB and 2 opened new positions — a net loss of 18 holders — while 19 trimmed existing stakes and 24 added.
The largest buyer was Candriam SCA, opening a new position worth an estimated $8.34M. The largest seller was Acuta Capital Partners, exiting entirely with an estimated $9.32M sold.
- 49 institutional investors held 89bio (ETNB) as of Q2 2021, down from 67 in Q1 2021.
- Funds reported $315M of 89bio stock for Q2 2021, down 21% quarter-over-quarter.
- 2 funds opened new 89bio positions in Q2 2021 and 20 closed out, a net change of -18 holders.
- The largest 89bio buyer in Q2 2021 was Candriam SCA, an estimated $8.34M added.
- The largest 89bio seller in Q2 2021 was Acuta Capital Partners, an estimated $9.32M sold.
Based on aggregated 13F filings for Q2 2021.