What is the all time high of TEHOL?

Tera Yatirim Teknoloji Holding A.S. (TEHOL) closed at its highest ever adjusted price, TRY 51.85, on Aug 19, 2026. Its lowest close was TRY 0.0227 on Mar 3, 2009.

How much has TEHOL returned over the last 10 years?

+42,839% in price terms from the close ten years before Sep 28, 2026, which is +83.4% a year compounded. Over one year the return is -52.4%; over five years +9,524%.

What was the worst drawdown in TEHOL history?

-92.6% from the Nov 5, 2007 peak to the Mar 3, 2009 trough on adjusted closes; the previous peak was regained on Oct 19, 2020.

How far back does TEHOL historical data go?

The daily series starts on Jan 5, 2005 and runs to Sep 28, 2026: 5,570 trading sessions across 21.7 years. Minute bars start on Sep 17, 2026 and are captured forward, never backfilled.

Are TEHOL historical prices adjusted for splits and dividends?

Yes. The page uses the fully adjusted series, in which every past price is scaled for later splits and cash dividends so returns are comparable across the whole history. The API also serves raw prices, split adjusted only and dividend adjusted only.

How do I get TEHOL historical data?

Register for a free key and call the bars endpoint: it returns date, open, high, low, close and volume as JSON, one year back on the free plan and the full series from Jan 5, 2005 on Quant and above. Minute history comes with the paid plans.

What were the best and worst years for TEHOL?

Among complete calendar years, 2025 was the best at +687.5% and 2008 the worst at -88.8%, measured close to close.

Borsa Istanbul · TEHOL · stock

Tera Yatirim Teknoloji Holding A.S. (TEHOL) stock price history

Every Borsa Istanbul trading session of Tera Yatirim Teknoloji Holding A.S. from Jan 5, 2005 to Sep 28, 2026: 5,570 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.

Get TEHOL data, free key Year by year table

TEHOL adjusted close, 2005 to 2026

TEHOLTera Yatirim Teknoloji Holding A.S.

TRY 18.56-52.4% over one year

TRY 51.85
All time high, 2026: TRY 53.40
52 week high, TRY 12.79 low: 5,570
Daily sessions since 2005

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.

TEHOL key facts

Tera Yatirim Teknoloji Holding A.S. (TEHOL) closed at TRY 18.56 on Sep 28, 2026 on Borsa Istanbul.
TEHOL's all time high close is TRY 51.85, set on Aug 19, 2026; its all time low close is TRY 0.0227 on Mar 3, 2009.
TEHOL's 52 week range is TRY 12.79 to TRY 53.40.
TEHOL returned -52.4% over the year to Sep 28, 2026 and +9,524% over five years.
Over ten years TEHOL returned +42,839%, +83.4% a year compounded.
TEHOL's deepest drawdown was -92.6% from Nov 5, 2007 to Mar 3, 2009.
DataCedar holds 5,570 daily sessions of TEHOL history from Jan 5, 2005 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.

TEHOL price chart, 2005 to 2026

Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

TEHOL returns

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

Period	Return
1 month	-48.4%
3 months	-49.6%
6 months	+9.1%
Year to date	-46.9%
1 year	-52.4%
3 years	+1,579%
5 years	+9,524%
10 years	+42,839%
Since Jan 5, 2005	+12,608%
Compound annual growth, 21.7 years	+25.0%

TEHOL records

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

All time high close: TRY 51.85 on Aug 19, 2026
All time low close: TRY 0.0227 on Mar 3, 2009
52 week high: TRY 53.40 on Oct 10, 2025
52 week low: TRY 12.79 on Feb 4, 2026
Deepest drawdown: -92.6% from Nov 5, 2007 to Mar 3, 2009, recovered Oct 19, 2020
Best single session: +52.3% on Mar 1, 2011
Worst single session: -48.4% on Oct 13, 2025
Volatility, 1 year annualised: 100.1%
Sessions closing higher, 1 year: 62%
Growth of 1 since 2005: 127×
Best calendar year: 2025, +688%
Worst calendar year: 2008, -89%

TEHOL 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. 2005 starts on Jan 5, 2005; 2026 runs to Sep 28, 2026.

Year	Open	High	Low	Close	Return	Volume	Sessions
2026	TRY 28.36	TRY 52.50	TRY 12.79	TRY 18.56	-41.1%	18.2B	187
2025	TRY 4.00	TRY 53.40	TRY 3.42	TRY 31.50	+687.5%	24.3B	251
2024	TRY 2.38	TRY 5.61	TRY 1.52	TRY 4.00	+69.3%	19.2B	250
2023	TRY 0.8114	TRY 2.61	TRY 0.5729	TRY 2.36	+200.7%	11.1B	249
2022	TRY 0.1700	TRY 0.8557	TRY 0.1457	TRY 0.7857	+362.2%	15.7B	252
2021	TRY 0.2525	TRY 0.4057	TRY 0.1643	TRY 0.1700	-32.1%	26.4B	249
2020	TRY 0.1081	TRY 0.3845	TRY 0.0614	TRY 0.2502	+134.0%	51.7B	252
2019	TRY 0.0876	TRY 0.1172	TRY 0.0535	TRY 0.1069	+22.1%	13.3B	260
2018	TRY 0.1001	TRY 0.1194	TRY 0.0500	TRY 0.0876	-12.5%	8.4B	261
2017	TRY 0.0466	TRY 0.1695	TRY 0.0444	TRY 0.1001	+120.0%	5.5B	260
2016	TRY 0.0444	TRY 0.0535	TRY 0.0398	TRY 0.0455	+2.6%	981.1M	261
2015	TRY 0.0512	TRY 0.0546	TRY 0.0398	TRY 0.0444	-13.3%	579.8M	261
2014	TRY 0.0478	TRY 0.0603	TRY 0.0409	TRY 0.0512	+7.1%	797.1M	261
2013	TRY 0.0660	TRY 0.0842	TRY 0.0398	TRY 0.0478	-27.6%	1.6B	261
2012	TRY 0.0660	TRY 0.0887	TRY 0.0569	TRY 0.0660	0.0%	1.5B	261
2011	TRY 0.0819	TRY 0.1331	TRY 0.0614	TRY 0.0660	-18.3%	4.8B	260
2010	TRY 0.0637	TRY 0.0921	TRY 0.0591	TRY 0.0808	+26.8%	14.6B	261
2009	TRY 0.0284	TRY 0.0808	TRY 0.0227	TRY 0.0637	+124.0%	10.5B	253
2008	TRY 0.2525	TRY 0.2673	TRY 0.0273	TRY 0.0284	-88.8%	4.1B	251
2007	TRY 0.0876	TRY 0.3230	TRY 0.0739	TRY 0.2548	+183.5%	2.8B	251
2006	TRY 0.1400	TRY 0.1638	TRY 0.0876	TRY 0.0899	-34.9%	2.9B	260
2005	TRY 0.1461	TRY 0.1937	TRY 0.0874	TRY 0.1380	n/a	891.3M	258

TEHOL monthly closes, last 12 months

Month	Month end close	Change
September 2026	TRY 18.56	-48.4%
August 2026	TRY 36.00	-25.0%
July 2026	TRY 48.00	+28.0%
June 2026	TRY 37.50	+32.2%
May 2026	TRY 28.36	+8.2%
April 2026	TRY 26.20	+49.7%
March 2026	TRY 17.50	+23.9%
February 2026	TRY 14.12	+2.8%
January 2026	TRY 13.74	-56.4%
December 2025	TRY 31.50	+14.5%
November 2025	TRY 27.50	-33.3%
October 2025	TRY 41.20	+0.5%

About the TEHOL data

Daily bars. 5,570 sessions from Jan 5, 2005 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 Jan 5, 2005, 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/TEHOL/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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