Other US listings · QTRHF · stock
Quarterhill Inc. (QTRHF) stock price history
Every Other US listings trading session of Quarterhill Inc. from Jan 3, 2011 to Oct 30, 2026: 3,981 daily bars, adjusted for splits and dividends, with minute bars arriving as capture begins. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
QTRHF adjusted close, 2011 to 2026
- $6.88
- All time high, 2011
- $2.36
- 52 week high, $0.6400 low
- 3,981
- Daily sessions since 2011
Last updated Oct 30, 2026, the last stored session. Refreshes after each trading day. Full 2011 to 2026 series and minute bars.
QTRHF key facts
- Quarterhill Inc. (QTRHF) closed at $1.98 on Oct 30, 2026 on Other US listings.
- QTRHF's all time high close is $6.88, set on Jul 26, 2011; its all time low close is $0.6500 on Nov 17, 2025.
- QTRHF's 52 week range is $0.6400 to $2.36.
- QTRHF returned +164.0% over the year to Oct 30, 2026 and +0.6% over five years.
- Over ten years QTRHF returned +60%, +4.8% a year compounded.
- QTRHF's deepest drawdown was -90.6% from Jul 26, 2011 to Nov 17, 2025.
- DataCedar holds 3,981 daily sessions of QTRHF history from Jan 3, 2011, adjusted for splits and dividends, served by the API under a key.
QTRHF price chart, 2011 to 2026
QTRHF returns
Price return from the last close on or before the window start to Oct 30, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -2.0% |
| 3 months | +2.6% |
| 6 months | +81.7% |
| Year to date | +182.9% |
| 1 year | +164.0% |
| 3 years | +81.7% |
| 5 years | +0.6% |
| 10 years | +60.1% |
| Since Jan 3, 2011 | -55.5% |
| Compound annual growth, 15.8 years | -5.0% |
QTRHF records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $6.88 on Jul 26, 2011
- All time low close
- $0.6500 on Nov 17, 2025
- 52 week high
- $2.36 on Aug 7, 2026
- 52 week low
- $0.6400 on Nov 18, 2025
- Deepest drawdown
- -90.6% from Jul 26, 2011 to Nov 17, 2025, not yet recovered
- Best single session
- +38.8% on Jun 30, 2026
- Worst single session
- -31.1% on Jul 15, 2013
- Volatility, 1 year annualised
- 58.8%
- Sessions closing higher, 1 year
- 38%
- Best calendar year
- 2020, +64%
- Worst calendar year
- 2015, -53%
QTRHF price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2011 starts on Jan 3, 2011; 2026 runs to Oct 30, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $0.6800 | $2.36 | $0.6600 | $1.98 | +191.2% | 6.4M | 209 |
| 2025 | $1.13 | $1.20 | $0.6400 | $0.6800 | -39.3% | 2.8M | 250 |
| 2024 | $1.48 | $1.50 | $1.03 | $1.12 | -24.3% | 5.5M | 252 |
| 2023 | $1.14 | $1.61 | $0.8300 | $1.48 | +29.7% | 4M | 250 |
| 2022 | $2.12 | $2.14 | $1.04 | $1.14 | -44.7% | 4.1M | 251 |
| 2021 | $2.01 | $2.32 | $1.65 | $2.06 | +8.0% | 6.6M | 252 |
| 2020 | $1.20 | $2.07 | $0.2759 | $1.91 | +63.6% | 8.2M | 253 |
| 2019 | $0.8477 | $1.32 | $0.7853 | $1.17 | +32.2% | 15M | 252 |
| 2018 | $1.66 | $1.73 | $0.7674 | $0.8834 | -45.0% | 27.3M | 251 |
| 2017 | $1.39 | $1.89 | $1.09 | $1.61 | +15.6% | 25.1M | 251 |
| 2016 | $1.11 | $2.55 | $0.7768 | $1.39 | +26.1% | 23.4M | 252 |
| 2015 | $2.35 | $2.59 | $0.8040 | $1.10 | -53.1% | 27.2M | 252 |
| 2014 | $2.50 | $3.07 | $2.14 | $2.35 | -6.7% | 24.2M | 252 |
| 2013 | $3.28 | $3.54 | $2.10 | $2.52 | -22.6% | 21.1M | 252 |
| 2012 | $4.09 | $4.23 | $3.06 | $3.25 | -18.8% | 8.9M | 250 |
| 2011 | $4.45 | $7.01 | $3.22 | $4.01 | n/a | 21M | 252 |
QTRHF monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| October 2026 | $1.98 | -2.0% |
| September 2026 | $2.02 | +8.0% |
| August 2026 | $1.87 | -6.5% |
| July 2026 | $2.00 | +19.0% |
| June 2026 | $1.68 | +8.4% |
| May 2026 | $1.55 | +42.2% |
| April 2026 | $1.09 | +23.9% |
| March 2026 | $0.8800 | +25.7% |
| February 2026 | $0.7000 | +1.4% |
| January 2026 | $0.6900 | +1.5% |
| December 2025 | $0.6800 | +3.0% |
| November 2025 | $0.6600 | -13.2% |
About the QTRHF data
Daily bars. 3,981 sessions from Jan 3, 2011 to Oct 30, 2026, one row per Other US listings trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Not stored for this listing yet. Minute history is captured forward from the day collection begins for a symbol and is never backfilled.
Time and currency. Session dates are Other US listings trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Jan 3, 2011, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/other%3AQTRHF/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Other US listings
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Common questions
QTRHF share price history
