Institutional Ownership
Polaryx Therapeutics Inc
CUSIP 73110F100COM SHSQ1 2026
13D / 13G Filings
1
Schedule 13D/13G on record
Beneficial Filers
1
Distinct reporting persons
Largest Stake
48.0%
Max % of class reported
Institutional Holders
11
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
1 filings · latest Feb 5, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 5, 2026 | Mstone Partners Healthcare Limited | 13D | 48.0% | — | SEC |
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Geode Capital Management, LLC | 170.7K | $1.29M |
| 2 | Millennium Management LLC | 127.5K | $964.1K |
| 3 | State Street Corp | 58.1K | $439.3K |
| 4 | Blackrock, Inc. | 41.0K | $310.1K |
| 5 | Northern Trust Corp | 28.0K | $211.6K |
| 6 | Bank Of America Corp /De/ | 25.9K | $195.7K |
| 7 | Goldman Sachs Group Inc | 13.5K | $101.9K |
| 8 | Ubs Group AG | 13.5K | $101.9K |
| 9 | Squarepoint Ops LLC | 12.4K | $93.8K |
| 10 | Morgan Stanley | 5.5K | $41.9K |