XLO — Xilio Therapeutics Inc Institutional Holders · Q2 2026

Name: Who Owns XLO? 31 Institutions Hold $32.6M (Q2 2026)
Creator: ko.io

Who owns Xilio Therapeutics Inc (XLO)? 31 institutions reported holding $32.64M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Bain Capital Life Sciences Investors, LLC ($6.4M), Gilead Sciences, Inc. ($6.2M), Orbimed Advisors LLC ($5.7M).

Rank	Institution	Value	Shares	Change
1	Bain Capital Life Sciences Investors, LLC	$6.4M	664,021	Hold
2	GILEAD SCIENCES, INC.	$6.2M	650,389	Hold
3	ORBIMED ADVISORS LLC	$5.7M	592,300	New
4	Frazier Life Sciences Management, L.P.	$4.0M	422,505	Hold
5	Stonepine Capital Management, LLC	$2.2M	225,994	Added
6	VANGUARD GROUP INC	$1.9M	201,111	Added
7	Sio Capital Management, LLC	$1.5M	152,464	Hold
8	ADAGE CAPITAL PARTNERS GP, L.L.C.	$1.1M	111,541	New
9	Merck & Co., Inc.	$1.0M	105,982	Hold
10	RENAISSANCE TECHNOLOGIES LLC	$614,586	64,153	Added
11	MORGAN STANLEY	$545,619	56,954	Trimmed
12	GEODE CAPITAL MANAGEMENT, LLC	$374,174	39,055	Added
13	CITADEL ADVISORS LLC	$248,601	25,950	New
14	BRIDGEWAY CAPITAL MANAGEMENT, LLC	$168,072	17,544	New
15	TWO SIGMA INVESTMENTS, LP	$139,332	14,544	New
16	Velan Capital Investment Management LP	$136,850	14,285	Hold
17	GSA CAPITAL PARTNERS LLP	$130,000	13,590	Trimmed
18	STATE STREET CORP	$127,519	13,311	Hold
19	PRELUDE CAPITAL MANAGEMENT, LLC	$111,128	11,600	New
20	BlackRock, Inc.	$83,892	8,757	New
21	Steward Partners Investment Advisory, LLC	$6,840	714	New
22	SECURITY NATIONAL BANK OF SIOUX CITY IOWA /IA/	$3,075	321	New
23	BARCLAYS PLC	$1,102	115	New
24	Key Financial Inc	$565	59	Hold
25	JONES FINANCIAL COMPANIES LLLP	$262	29	New

Source: SEC Form 13F filings · as of 2026-06-30