Security key
282559103
89bio, Inc. - Common stock, par value $0.001 per share (ETNB)
CUSIP: 282559103
Q1 2024 13F Holders as of 31 Mar 2024
- Security type / class
- Equity / Common stock, par value $0.001 per share
- Total 13F shares
- 98,362,601
- Total 13F value
- $1,144,204,045
- Share change
- +4,237,929
- Put/Call ratio
- 201%
- SEC-reported price per share
- $11.64
- Number of holders
- 147
- Value change
- +$51,039,250
- Number of buys
- 90
- Number of sells
- 75
- 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 2024
Institutions
147
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 2023
13F
Lead comparable stake: 7.7%
Showing 1-6 of 15 holder rows.
Quick read
RA CAPITAL MANAGEMENT, L.P. leads the comparable SEC ownership view at 7.7%.
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.
7.7%
Janus Henderson Group Ltd.
6%
RTW INVESTMENTS, LP
3.8%
BlackRock Finance, Inc.
3.7%
STATE STREET CORP
3.6%
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
|
7.7%
|
$127,527,309
11,416,948 shares
|
— | 31 Dec 2023 |
| Janus Henderson Group Ltd. |
13F
Company
|
6%
|
$99,570,081
8,915,141 shares
|
— | 31 Dec 2023 |
| RTW INVESTMENTS, LP |
13F
Company
|
3.8%
|
$62,316,659
5,578,931 shares
|
— | 31 Dec 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
3.7%
|
$60,923,368
5,454,196 shares
|
— | 31 Dec 2023 |
| STATE STREET CORP |
13F
Company
|
3.6%
|
$60,310,829
5,399,358 shares
|
— | 31 Dec 2023 |
| SUVRETTA CAPITAL MANAGEMENT, LLC |
13F
Company
|
3.3%
|
$54,603,808
4,888,434 shares
|
— | 31 Dec 2023 |
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 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
147
Shares
98,362,601
Rows available
147
| 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 2024 vs Q1 2024 Across Filers
Q1 2024 holders
147
Q1 2024 holders
147
Holder diff
0
| Investor | Q1 2024 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q1 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend