Nasdaq · QCLS · stock

Q/C Technologies, INC. (QCLS) stock price history

Every Nasdaq trading session of Q/C Technologies, INC. from Jan 23, 2014 to Sep 28, 2026: 3,189 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.

QCLS adjusted close, 2014 to 2026

QCLSQ/C Technologies, INC.
$0.8329-82.0% over one year
201620182020202220242026
$6,347,520
All time high, 2014
$8.17
52 week high, $0.4200 low
3,189
Daily sessions since 2014

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2014 to 2026 series and minute bars.

QCLS key facts

  • Q/C Technologies, INC. (QCLS) closed at $0.8329 on Sep 28, 2026 on Nasdaq.
  • QCLS's all time high close is $6,347,520, set on Jan 23, 2014; its all time low close is $0.4410 on Sep 15, 2026.
  • QCLS's 52 week range is $0.4200 to $8.17.
  • QCLS returned -82.0% over the year to Sep 28, 2026 and -100.0% over five years.
  • Over ten years QCLS returned -100%, -78.4% a year compounded.
  • QCLS's deepest drawdown was -100.0% from Jan 23, 2014 to Sep 15, 2026.
  • DataCedar holds 3,189 daily sessions of QCLS history from Jan 23, 2014 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.

QCLS price chart, 2014 to 2026

QCLS adjusted close, Jan 23, 2014 to Sep 28, 2026$0.8329$163.91$32,255$6,347,5202014201620182020202220242026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

QCLS returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

PeriodReturn
1 month-64.6%
3 months-76.7%
6 months-75.8%
Year to date-80.0%
1 year-82.0%
3 years-99.9%
5 years-100.0%
10 years-100.0%
Since Jan 23, 2014-100.0%
Compound annual growth, 12.7 years-71.3%

QCLS records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$6,347,520 on Jan 23, 2014
All time low close
$0.4410 on Sep 15, 2026
52 week high
$8.17 on Dec 5, 2025
52 week low
$0.4200 on Sep 15, 2026
Deepest drawdown
-100.0% from Jan 23, 2014 to Sep 15, 2026, not yet recovered
Best single session
+147.5% on Apr 6, 2020
Worst single session
-67.3% on Sep 14, 2026
Volatility, 1 year annualised
186.9%
Sessions closing higher, 1 year
43%
Best calendar year
2016, +57%
Worst calendar year
2025, -97%

QCLS 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. 2014 starts on Jan 23, 2014; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$4.11$6.33$0.4200$0.8329-79.1%406.7M185
2025$114.00$152.00$2.50$3.99-96.5%361.6M250
2024$867.00$870.00$105.00$115.00-85.2%278.6K252
2023$3,540$8,940$606.00$777.00-77.5%60.5K250
2022$18,360$18,600$2,700$3,450-81.0%13.4K251
2021$12,240$31,440$9,900$18,180+52.3%26.9K252
2020$19,200$53,100$9,300$11,940-37.8%57.4K253
2019$171,360$221,760$15,996$19,200-88.2%1.1K252
2018$160,128$1,128,960$82,080$162,720+5.4%1.9K251
2017$2,102,400$3,340,800$140,544$154,368-92.9%58251
2016$1,416,960$4,262,400$1,244,160$2,188,800+57.0%4252
2015$4,596,480$6,082,560$1,290,240$1,393,920-69.7%0252
2014$6,520,320$6,566,400$2,799,360$4,596,480n/a0238

QCLS monthly closes, last 12 months

MonthMonth end closeChange
September 2026$0.8329-64.1%
August 2026$2.32-11.1%
July 2026$2.61-33.1%
June 2026$3.90-10.8%
May 2026$4.37+16.5%
April 2026$3.75+8.7%
March 2026$3.45-7.5%
February 2026$3.73-11.0%
January 2026$4.19+5.0%
December 2025$3.99+11.5%
November 2025$3.58-9.4%
October 2025$3.95-4.8%

About the QCLS data

Daily bars. 3,189 sessions from Jan 23, 2014 to Sep 28, 2026, one row per Nasdaq 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. Stored from Jul 13, 2026 forward, most recent session Sep 25, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.

Time and currency. Session dates are Nasdaq 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 23, 2014, 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/QCLS/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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