2 institutions reported holding $51,543 of QUARTERHILL INC COM (QTRHF) in SEC 13F filings for 2026-06-30. Largest institutional holders: Ancora Advisors LLC ($36,641), Comprehensive Financial Planning, Inc./PA ($14,902). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Ancora Advisors LLC | $36,641 | 21,660 | New |
| 2 | Comprehensive Financial Planning, Inc./PA | $14,902 | 8,849 | New |
Source: SEC Form 13F filings · as of 2026-06-30