89bio Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:ETNB Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Role	Shares	Max Price
04 Mar 24	BuyUS$20,722,500	RA Capital Management, L.P.	Company		1,350,000	US$15.35

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of ETNB?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	371,760	0.358%
Individual Insiders	734,090	0.708%
Hedge Funds	13,676,552	13.2%
VC/PE Firms	14,175,398	13.7%
Institutions	74,795,810	72.1%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 35%.

Top Shareholders

Top 25 shareholders own 89.51% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14.4%	RA Capital Management, L.P.	14,175,398	US$113.5m	11%	1.45%
12.8%	Janus Henderson Group plc	12,603,382	US$101.0m	41.4%	0.04%
7.5%	RTW Investments, LP	7,378,548	US$59.1m	32.3%	0.91%
6.75%	BlackRock, Inc.	6,637,984	US$53.2m	21.7%	no data
6.4%	Suvretta Capital Management, LLC	6,298,004	US$50.4m	28.8%	1.98%
5.63%	State Street Global Advisors, Inc.	5,543,588	US$44.4m	2.67%	no data
4.8%	The Vanguard Group, Inc.	4,722,971	US$37.8m	9.64%	no data
4.11%	BVF Partners L.P.	4,047,354	US$32.4m	0%	0.85%
3.77%	Pictet Asset Management Limited	3,710,191	US$29.7m	-18.6%	0.02%
3.51%	Holocene Advisors, LP	3,450,689	US$27.6m	-1.14%	0.1%
2.74%	Laurion Capital Management LP	2,699,470	US$21.6m	-0.17%	0.6%
2.3%	Redmile Group, LLC	2,264,566	US$18.1m	15%	0.75%
2.2%	Westfield Capital Management Company, L.P.	2,164,147	US$17.3m	22.9%	0.09%
1.77%	Geode Capital Management, LLC	1,740,867	US$13.9m	26.4%	no data
1.6%	Citadel Advisors LLC	1,569,542	US$12.6m	-28%	0.01%
1.23%	Longitude Capital Management Co., LLC	1,210,527	US$9.7m	0%	2.22%
1.11%	Millennium Management LLC	1,087,197	US$8.7m	94.5%	0.01%
1.02%	Frazier Life Sciences Management, LP	1,000,000	US$8.0m	-50%	0.35%
0.98%	BioImpact Capital LLC	967,742	US$7.8m	0%	1.33%
0.96%	Superstring Capital Management LP	941,287	US$7.5m	-7.85%	6.37%
0.84%	Franklin Resources, Inc.	827,371	US$6.6m	0%	no data
0.8%	Morgan Stanley, Investment Banking and Brokerage Investments	790,356	US$6.3m	-46.5%	no data
0.78%	Medical Strategy GmbH, Asset Management Arm	764,497	US$6.1m	-2.99%	0.33%
0.76%	Orchard Capital Management, LLC	749,350	US$6.0m	1.37%	1.63%
0.73%	Northern Trust Global Investments	714,531	US$5.7m	15.6%	no data