Borsa Istanbul · RTALB · stock

RTA Laboratuvarlari Biyolojik Urunler Ilac ve Makine Sanayi Ticaret A.S. (RTALB) stock price history

Every Borsa Istanbul trading session of RTA Laboratuvarlari Biyolojik Urunler Ilac ve Makine Sanayi Ticaret A.S. from Jun 2, 2014 to Sep 28, 2026: 3,146 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 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.

RTALB adjusted close, 2014 to 2026

RTALBRTA Laboratuvarlari Biyolojik Urunler
TRY 1.97-46.0% over one year
201620182020202220242026
TRY 5.92
All time high, 2024
TRY 5.08
52 week high, TRY 1.94 low
3,146
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.

RTALB key facts

  • RTA Laboratuvarlari Biyolojik Urunler Ilac ve Makine Sanayi Ticaret A.S. (RTALB) closed at TRY 1.97 on Sep 28, 2026 on Borsa Istanbul.
  • RTALB's all time high close is TRY 5.92, set on Sep 2, 2024; its all time low close is TRY 0.0988 on Aug 19, 2019.
  • RTALB's 52 week range is TRY 1.94 to TRY 5.08.
  • RTALB returned -46.0% over the year to Sep 28, 2026 and +2.2% over five years.
  • Over ten years RTALB returned +1,022%, +27.3% a year compounded.
  • RTALB's deepest drawdown was -78.5% from Aug 31, 2020 to Jun 13, 2022.
  • DataCedar holds 3,146 daily sessions of RTALB history from Jun 2, 2014 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

RTALB price chart, 2014 to 2026

RTALB adjusted close, Jun 2, 2014 to Sep 28, 2026TRY 0.0988TRY 0.3734TRY 1.41TRY 5.332014201620182020202220242026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

RTALB returns

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

PeriodReturn
1 month-33.2%
3 months-46.5%
6 months-43.9%
Year to date-42.4%
1 year-46.0%
3 years-43.5%
5 years+2.2%
10 years+1,022%
Since Jun 2, 2014+681.2%
Compound annual growth, 12.3 years+18.2%

RTALB records

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

All time high close
TRY 5.92 on Sep 2, 2024
All time low close
TRY 0.0988 on Aug 19, 2019
52 week high
TRY 5.08 on May 14, 2026
52 week low
TRY 1.94 on Sep 28, 2026
Deepest drawdown
-78.5% from Aug 31, 2020 to Jun 13, 2022, recovered Sep 2, 2024
Best single session
+20.7% on Aug 6, 2015
Worst single session
-19.6% on Dec 20, 2018
Volatility, 1 year annualised
53.5%
Sessions closing higher, 1 year
41%
Growth of 1 since 2014
7.8×
Best calendar year
2020, +1,200%
Worst calendar year
2018, -37%

RTALB 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 Jun 2, 2014; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026TRY 3.45TRY 5.08TRY 1.94TRY 1.97-42.6%7.4B187
2025TRY 2.92TRY 4.80TRY 2.59TRY 3.43+18.2%14.3B251
2024TRY 2.88TRY 6.51TRY 2.09TRY 2.90+1.2%12.2B250
2023TRY 2.60TRY 4.24TRY 1.30TRY 2.87+10.4%8.2B249
2022TRY 1.90TRY 3.10TRY 1.15TRY 2.60+36.5%7.7B252
2021TRY 2.60TRY 3.19TRY 1.44TRY 1.90-26.9%9.8B249
2020TRY 0.2002TRY 5.56TRY 0.1547TRY 2.60+1,200%11.7B252
2019TRY 0.1399TRY 0.2570TRY 0.0973TRY 0.2002+43.2%5.3B260
2018TRY 0.2218TRY 0.2484TRY 0.1246TRY 0.1399-37.0%5.5B261
2017TRY 0.1608TRY 0.3448TRY 0.1553TRY 0.2218+37.7%3.3B260
2016TRY 0.2311TRY 0.2560TRY 0.1427TRY 0.1612-30.3%406.1M261
2015TRY 0.1943TRY 0.3014TRY 0.1648TRY 0.2311+18.9%376.6M261
2014TRY 0.2552TRY 0.2562TRY 0.1465TRY 0.1943n/a370.6M153

RTALB monthly closes, last 12 months

MonthMonth end closeChange
September 2026TRY 1.97-31.4%
August 2026TRY 2.87-5.9%
July 2026TRY 3.05-12.1%
June 2026TRY 3.47-7.5%
May 2026TRY 3.75+13.0%
April 2026TRY 3.32-4.0%
March 2026TRY 3.46-11.7%
February 2026TRY 3.92-1.0%
January 2026TRY 3.96+15.5%
December 2025TRY 3.43-4.2%
November 2025TRY 3.58-18.1%
October 2025TRY 4.37+17.5%

About the RTALB data

Daily bars. 3,146 sessions from Jun 2, 2014 to Sep 28, 2026, one row per Borsa Istanbul 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 Sep 17, 2026 forward, most recent session Sep 28, 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 Borsa Istanbul trading days; minute timestamps are UTC. Prices are in TRY. 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 Jun 2, 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/RTALB/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

RTALB share price history

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