Other US listings · CKDXF · stock

Opthea Ltd (CKDXF) stock price history

Every Other US listings trading session of Opthea Ltd from Oct 25, 2011 to Jul 17, 2026: 3,702 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.

CKDXF adjusted close, 2011 to 2026

CKDXFOpthea Ltd
$0.0100-97.7% over one year
201520202025
$2.51
All time high, 2019
$0.4400
52 week high, $0.0100 low
3,702
Daily sessions since 2011

Last updated Jul 17, 2026, the last stored session. Refreshes after each trading day. Full 2011 to 2026 series and minute bars.

CKDXF key facts

  • Opthea Ltd (CKDXF) closed at $0.0100 on Jul 17, 2026 on Other US listings.
  • CKDXF's all time high close is $2.51, set on Sep 5, 2019; its all time low close is $0.0100 on Jun 8, 2026.
  • CKDXF's 52 week range is $0.0100 to $0.4400.
  • CKDXF returned -97.7% over the year to Jul 17, 2026 and -99.1% over five years.
  • Over ten years CKDXF returned -98%, -32.8% a year compounded.
  • CKDXF's deepest drawdown was -99.6% from Sep 10, 2019 to Jun 8, 2026.
  • DataCedar holds 3,702 daily sessions of CKDXF history from Oct 25, 2011, adjusted for splits and dividends, served by the API under a key.

CKDXF price chart, 2011 to 2026

CKDXF adjusted close, Oct 25, 2011 to Jul 17, 2026$0.0100$0.0624$0.3894$2.4320122014201620182020202220242026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

CKDXF returns

Price return from the last close on or before the window start to Jul 17, 2026, on adjusted closes.

PeriodReturn
1 month0.0%
3 months-97.7%
6 months-97.7%
Year to date-97.7%
1 year-97.7%
3 years-97.6%
5 years-99.1%
10 years-98.1%
Since Oct 25, 2011-98.1%
Compound annual growth, 14.7 years-23.6%

CKDXF records

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

All time high close
$2.51 on Sep 5, 2019
All time low close
$0.0100 on Jun 8, 2026
52 week high
$0.4400 on Jul 17, 2025
52 week low
$0.0100 on Jun 8, 2026
Deepest drawdown
-99.6% from Sep 10, 2019 to Jun 8, 2026, not yet recovered
Best single session
+325.0% on Aug 16, 2019
Worst single session
-97.7% on Jun 8, 2026
Volatility, 1 year annualised
378.4%
Sessions closing higher, 1 year
0%
Best calendar year
2019, +508%
Worst calendar year
2023, -73%

CKDXF 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 Oct 25, 2011; 2026 runs to Jul 17, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$0.4400$0.4400$0.0100$0.0100-97.7%50K135
2025$0.4400$0.4400$0.4400$0.44000.0%0250
2024$0.2900$0.5700$0.2900$0.4400+51.7%34.9K252
2023$1.09$1.09$0.2900$0.2900-73.4%30.1K250
2022$1.09$1.09$1.09$1.090.0%0251
2021$1.38$1.52$1.09$1.09-21.0%10.4K252
2020$2.43$2.43$0.9200$1.38-43.2%30.8K253
2019$0.4000$2.51$0.4000$2.43+507.5%19.9K252
2018$0.5500$0.5500$0.4000$0.4000-27.3%12.5K251
2017$0.5300$0.5500$0.5300$0.5500+3.8%6K251
2016$0.5300$0.5300$0.5300$0.53000.0%0252
2015$0.5300$0.5300$0.5300$0.53000.0%0252
2014$0.5300$0.5300$0.5300$0.53000.0%0252
2013$0.5300$0.5300$0.5300$0.53000.0%0252
2012$0.5300$0.5300$0.5300$0.53000.0%0250
2011$0.5300$0.5300$0.5300$0.5300n/a150K47

CKDXF monthly closes, last 12 months

MonthMonth end closeChange
July 2026$0.01000.0%
June 2026$0.0100-97.7%
May 2026$0.44000.0%
April 2026$0.44000.0%
March 2026$0.44000.0%
February 2026$0.44000.0%
January 2026$0.44000.0%
December 2025$0.44000.0%
November 2025$0.44000.0%
October 2025$0.44000.0%
September 2025$0.44000.0%
August 2025$0.44000.0%

About the CKDXF data

Daily bars. 3,702 sessions from Oct 25, 2011 to Jul 17, 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 Oct 25, 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/CKDXF/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

CKDXF share price history

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