What does CUSIP 282559103 represent in this 13F holders report?

CUSIP 282559103 is the security identifier for ETNB - 89bio, Inc. - Common stock, par value $0.001 per share used to aggregate holder disclosures.

How many institutions held ETNB - 89bio, Inc. - Common stock, par value $0.001 per share in Q3 2025?

197 institutional investors reported ETNB - 89bio, Inc. - Common stock, par value $0.001 per share for Q3 2025. Use the holders table for investor-level position and value details.

89bio, Inc. - Common stock, par value $0.001 per share (ETNB)

CUSIP: 282559103

Q3 2025 13F Holders as of 30 Sep 2025

Security type / class: Equity / Common stock, par value $0.001 per share
Total 13F shares: 154,687,811
Total 13F value: $2,273,679,348
Share change: -6,498,588
Put/Call ratio: 838%
SEC-reported price per share: $14.70
Number of holders: 197
Value change: -$595,162
Number of buys: 114
Number of sells: 103
Shares outstanding: 148,275,293

Security key

282559103

Report period

Q3 2025

Institutions

197

Top holders

ETNB full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2026 89bio, Inc. SEC filings 89bio, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 282559103

Newer quarter: Q1 2026

Recent filing periods:

Q1 2026

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

VANGUARD GROUP INC

Disclosed value leader

Janus Henderson Group Ltd.

Comparable rows

15/15

Latest evidence

30 Jun 2025

13D/G 13F Lead comparable stake: 5.6% 13D/G row: VANGUARD GROUP INC Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC leads the comparable SEC ownership view at 5.6%.

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 VANGUARD GROUP INC's linked filing trail.

Comparable ownership Top 5

VANGUARD GROUP INC 5.6%

SUVRETTA CAPITAL MANAGEMENT, LLC 5.6%

Janus Henderson Group Ltd. 3.6%

BIOTECHNOLOGY VALUE FUND L P 3.6%

RTW INVESTMENTS, LP 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
VANGUARD GROUP INC	13D/G 13F The Vanguard Group · Company 13D/G 13F	5.6%	$80,937,952 8,242,154 shares	$0	30 Jun 2025
SUVRETTA CAPITAL MANAGEMENT, LLC	13F 13D/G Company 13F 13D/G	5.6% from 13D/G	$139,542,200 14,210,000 shares	—	30 Jun 2025
Janus Henderson Group Ltd.	13F 13D/G Company · JANUS HENDERSON GROUP PLC 13F 13D/G	3.6% from 13D/G	$204,191,519 20,788,363 shares	—	30 Jun 2025
BIOTECHNOLOGY VALUE FUND L P	13D/G BVF PARTNERS L P/IL 13D/G	3.6%	$29,903,806 4,333,885 shares	$0	31 Dec 2024
RTW INVESTMENTS, LP	13F 13D/G Company 13F 13D/G	1.3% from 13D/G	$19,321,115 1,967,527 shares	—	30 Jun 2025
RA CAPITAL MANAGEMENT, L.P.	13F Company 13F	13%	$195,316,687 19,889,683 shares	—	30 Jun 2025

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 Q3 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

197

154,687,811

Rows available

197

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 Q3 2025 vs Q2 2025 Across Filers

Q2 2025 holders

181

Q3 2025 holders

197

Holder diff

Investor	Q2 2025 Shares	Q3 2025 Shares	Share Diff	Share Chg %	Q2 2025 value	Q3 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend