# XILIO THERAPEUTICS INC COM

XILIO THERAPEUTICS INC COM is a security (CUSIP 98422T209) tracked across SEC portfolio filings. 19 institutional managers reported $14.7M on Form 13F as of 2026-06-30; 3 registered fund positions totaling $605K via N-PORT as of 2026-05-29.

## Summary

- Issuer: XILIO THERAPEUTICS INC
- Class: COM
- CUSIP: 98422T209
- Asset category: EC
- 13F holders: 19
- 13F value: $14.7M
- 13F period: 2026-06-30
- N-PORT fund positions: 3
- N-PORT value: $605K
- N-PORT report: 2026-05-29

## Top institutional holders (Form 13F)

_Showing 15 of 19 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| Bain Capital Life Sciences Investors, LLC | Boston, MA | $5.6M | 664,021 |
| [Frazier Life Sciences Management, L.P.](https://search.stillhousedata.com/firm/317522) | MENLO PARK, CA | $3.6M | 422,505 |
| Sio Capital Management, LLC | New York, NY | $1.3M | 152,464 |
| [Caligan Partners LP](https://search.stillhousedata.com/firm/289887) | New York, NY | $943K | 112,128 |
| Merck & Co., Inc. | RAHWAY, NJ | $891K | 105,982 |
| [Stonepine Capital Management, LLC](https://search.stillhousedata.com/firm/139891) | Bend, OR | $540K | 64,162 |
| MORGAN STANLEY | NEW YORK, NY | $484K | 57,493 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $417K | 49,566 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $313K | 37,197 |
| FMR LLC | BOSTON, MA | $307K | 36,558 |
| [Velan Capital Investment Management LP](https://search.stillhousedata.com/firm/310732) | Alpharetta, GA | $120K | 14,285 |
| [Ghisallo Capital Management LLC](https://search.stillhousedata.com/firm/309856) | Greenwich, CT | $116K | 13,800 |
| STATE STREET CORP | BOSTON, MA | $112K | 13,311 |
| CWM, LLC | OMAHA, NE | $35K | 4,206 |
| UBS Group AG | Zurich, V8 | $34K | 4,038 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $495K | 0.06% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $110K | 0.04% |
| Guggenheim Active Allocation Fund | Guggenheim Active Allocation Fund | $25 | 0.00% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/98422T209.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.