# QUARTERHILL INC (QTRHF)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/QTRHF/

- Reporting holders: 2
- Reported value: $51.5K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Ancora Advisors LLC](https://holderbook.com/funds/1446114-ancora-advisors-llc/) | $36.6K | 21,660 | 0.0% | 1 |
| [Comprehensive Financial Planning, Inc./PA](https://holderbook.com/funds/2044855-comprehensive-financial-planning-inc-pa/) | $14.9K | 8,849 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 2 | $51.5K |
| Q1 2020 | 1 | $186.0K |
| Q4 2019 | 1 | $7.3M |
| Q3 2019 | 20 | $17.9M |
| Q2 2019 | 20 | $13.7M |
| Q1 2019 | 24 | $14.9M |
| Q4 2018 | 27 | $14.2M |