Security key
282559103
89bio, Inc. - Common stock, par value $0.001 per share (ETNB)
CUSIP: 282559103
Q1 2023 13F Holders as of 31 Mar 2023
- Security type / class
- Equity / Common stock, par value $0.001 per share
- Total 13F shares
- 70,992,649
- Total 13F value
- $1,081,023,134
- Share change
- +24,753,081
- Put/Call ratio
- 35%
- SEC-reported price per share
- $15.23
- Number of holders
- 146
- Value change
- +$392,960,831
- Number of buys
- 108
- Number of sells
- 49
- Shares outstanding
- 148,275,293
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
146
Top holders
10
ETNB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
89bio, Inc. SEC filings
89bio, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 282559103
Recent filing periods:
Ownership snapshot
Top reported holders of ETNB - 89bio, Inc. - Common stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
RA CAPITAL MANAGEMENT, L.P.
Disclosed value leader
RA CAPITAL MANAGEMENT, L.P.
Comparable rows
15/15
Latest evidence
31 Dec 2022
13F
3/4/5
Lead comparable stake: 6%
Showing 1-6 of 15 holder rows.
Quick read
RA CAPITAL MANAGEMENT, L.P. leads the comparable SEC ownership view at 6%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RA CAPITAL MANAGEMENT, L.P.'s linked filing trail.
Comparable ownership
Top 5
RA CAPITAL MANAGEMENT, L.P.
6%
Deep Track Capital, LP
2.6%
ORBIMED ADVISORS LLC
2.5%
Cormorant Asset Management, LP
1.7%
ADAGE CAPITAL PARTNERS GP, L.L.C.
1.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
6%
|
$114,002,369
8,955,410 shares
|
— | 31 Dec 2022 |
| Deep Track Capital, LP |
13F
Company
|
2.6%
|
$49,010,500
3,850,000 shares
|
— | 31 Dec 2022 |
| ORBIMED ADVISORS LLC |
13F
3/4/5
Company · 10%+ Owner
|
2.5%
|
$46,577,402
3,658,869 shares
|
— | 31 Dec 2022 |
| Cormorant Asset Management, LP |
13F
Company
|
1.7%
|
$32,462,000
2,550,000 shares
|
— | 31 Dec 2022 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
1.3%
|
$25,302,046
1,987,592 shares
|
— | 31 Dec 2022 |
| Holocene Advisors, LP |
13F
Company
|
1.3%
|
$24,193,772
1,900,532 shares
|
— | 31 Dec 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
146
Shares
70,992,649
Rows available
146
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2023 vs Q1 2023 Across Filers
Q1 2023 holders
146
Q1 2023 holders
146
Holder diff
0
| Investor | Q1 2023 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend