Go Pro
→ Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid (From Altimetry) (Ad)tc pixel Free SDI Stock Alerts

SDI Group (SDI) Stock Chart & Stock Price History

SDI Group logo
GBX 89.90 +2.50 (+2.86%)
As of 08/21/2026 11:13 AM Eastern
Compare

SDI Group Stock Price Performance

5 Day
Performance
+1.01%
1 Month
Performance
-5.77%
3 Month
Performance
+16.75%
Year-To-Date
Performance
+4.53%
1 Year
Performance
-1.43%
5 Year
Performance
-45.16%

SDI Stock Chart for Sunday, August, 23, 2026

30 Days 90 Days 1 Year

The SDI Group (SDI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 1.43%, with a year-to-date return of 4.53%. In the past month, the stock has decreased 5.77%, reflecting recent market activity.

As of the latest close, SDI Group traded at GBX 89.90 with a market cap of £94.01 million and volume of 71,638 shares. Five years ago, the stock traded at GBX 163.94, representing a 45.16% decrease over that period. At the time, it had a market cap of £162.40 million and a volume of 664,486 shares. View the advanced SDI chart on TradingView.

Receive SDI Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for SDI Group and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.

SDI Group Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
08/21/2026GBX 87.40GBX 89.90
+2.86%		GBX 90GBX 88.1071,638 shs£94.01 million
08/20/2026GBX 88.75GBX 87.40
-1.52%		GBX 91GBX 87.40136,430 shs£91.40 million
08/19/2026GBX 89GBX 88.75
-0.28%		GBX 91GBX 88133,760 shs£92.81 million
08/18/2026GBX 89.02GBX 89
-0.02%		GBX 91GBX 88.0392,893 shs£93.07 million
08/17/2026GBX 90GBX 89.02
-1.09%		GBX 90GBX 88.90160,409 shs£93.09 million
08/14/2026GBX 91GBX 90
-1.10%		GBX 90GBX 8852,964 shs£94.12 million
08/13/2026GBX 89.10GBX 91
+2.13%		GBX 91GBX 8934,793 shs£94.12 million
08/12/2026GBX 89.10GBX 89.10GBX 92GBX 8943,593 shs£93.18 million
08/11/2026GBX 90.02GBX 89.10
-1.02%		GBX 92GBX 8988,426 shs£93.18 million
08/10/2026GBX 91.39GBX 90.02
-1.50%		GBX 95GBX 9036,995 shs£95.16 million
08/07/2026GBX 91GBX 91.39
+0.43%		GBX 95GBX 89184,004 shs£94.12 million
08/06/2026GBX 88.65GBX 91
+2.65%		GBX 91GBX 88.56227,851 shs£95.16 million
08/05/2026GBX 89.18GBX 88.65
-0.59%		GBX 90GBX 88159,622 shs£92.70 million
08/04/2026GBX 91GBX 89.18
-2.00%		GBX 91GBX 88905,157 shs£95.16 million
08/03/2026GBX 90.50GBX 91
+0.55%		GBX 92GBX 87.50322,358 shs£95.16 million
07/31/2026GBX 91GBX 90.50
-0.55%		GBX 91.68GBX 90134,703 shs£94.64 million
07/30/2026GBX 92.70GBX 91
-1.83%		GBX 93GBX 90188,963 shs£95.16 million
07/29/2026GBX 97GBX 92.70
-4.43%		GBX 99GBX 90298,258 shs£96.94 million
07/28/2026GBX 96GBX 97
+1.04%		GBX 97GBX 92103,193 shs£101.44 million
07/27/2026GBX 94GBX 96
+2.13%		GBX 98GBX 94137,817 shs£100.39 million
07/24/2026GBX 95.40GBX 94
-1.47%		GBX 97GBX 92153,990 shs£98.30 million
07/23/2026GBX 91GBX 95.40
+4.84%		GBX 97GBX 91392,595 shs£99.76 million
07/22/2026GBX 89GBX 91
+2.25%		GBX 91GBX 8766,425 shs£95.16 million
Related Companies

This page (LON:SDI) was last updated on 8/21/2026 by MarketBeat.com Staff.
From Our Partners
ALERT: Drop these 5 stocks before the market opens tomorrow!
The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...
Weiss Ratings | Sponsoredtc pixel
Louis Navellier: My #1 AI stock for 2026 (name & ticker inside)
Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...
InvestorPlace | Sponsoredtc pixel
Ready to give options a try? Your first trade (Ticker included) -INSIDE
Tired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...
Base Camp Trading | Sponsoredtc pixel
Trump Takes Emergency Action - Plus Elon Musk's New Venture
Elon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. Tru...
Altimetry | Sponsoredtc pixel
Iran War Shock: What I Was Told In That Private Meeting
You’re Being LIED To About The Iran War Forget EVERYTHING you’ve heard about the Iran war. Especially th...
Banyan Hill Publishing | Sponsoredtc pixel
My top 3 AI picks for the next decade
Alexander Green bought Apple in 1996, recommended Nvidia at a split-adjusted 66 cents in 2004, and picked up A...
The Oxford Club | Sponsoredtc pixel
Buy this stock today
Marc Chaikin, founder of Chaikin Analytics, is sharing a strategy he calls 'Sell This, Buy That' - a way to mo...
Chaikin Analytics | Sponsoredtc pixel
Here’s the stock symbol I’ve promised
Whitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...
Stansberry Research | Sponsoredtc pixel