2 institutions reported holding $452,172 of ARRAY DIGITAL INFRASTRUCTURE (USM) in SEC 13F filings for 2026-03-31. Largest institutional holders: SIMPLEX TRADING, LLC ($355,278), GROUP ONE TRADING LLC ($96,894). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $355,278 | 7,700 | New |
| 2 | GROUP ONE TRADING LLC | $96,894 | 2,100 | New |
Source: SEC Form 13F filings · as of 2026-03-31