# POLARYX THERAPEUTICS INC COM SHS

POLARYX THERAPEUTICS INC COM SHS is a security (CUSIP 73110F100) tracked across SEC portfolio filings. 12 institutional managers reported $3.8M on Form 13F as of 2026-06-30; 3 registered fund positions totaling $1.4M via N-PORT as of 2026-03-31.

## Summary

- Issuer: POLARYX THERAPEUTICS INC
- Class: COM SHS
- CUSIP: 73110F100
- Asset category: EC
- 13F holders: 12
- 13F value: $3.8M
- 13F period: 2026-06-30
- N-PORT fund positions: 3
- N-PORT value: $1.4M
- N-PORT report: 2026-03-31

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $1.3M | 170,673 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $964K | 127,525 |
| STATE STREET CORP | BOSTON, MA | $439K | 58,104 |
| BlackRock, Inc. | New York, NY | $310K | 41,012 |
| NORTHERN TRUST CORP | CHICAGO, IL | $212K | 27,987 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $196K | 25,881 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $102K | 13,483 |
| UBS Group AG | Zurich, V8 | $102K | 13,479 |
| [Squarepoint Ops LLC](https://search.stillhousedata.com/firm/172116) | New York, NY | $94K | 12,406 |
| MORGAN STANLEY | NEW YORK, NY | $42K | 5,543 |
| Tower Research Capital LLC (TRC) | NEW YORK, NY | $13K | 1,781 |
| [Fortitude Family Office, LLC](https://search.stillhousedata.com/firm/317615) | SCOTTSDALE, AZ | $503 | 189 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $1.1M | 0.13% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $196K | 0.03% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $165K | 0.05% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/73110F100.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.