TSS - 20 Year Stock Price History | TSSI

Historical daily share price chart and data for TSS since 2005 adjusted for splits and dividends. The latest closing stock price for TSS as of November 11, 2025 is 16.11.
  • The all-time high TSS stock closing price was 31.10 on June 26, 2025.
  • The TSS 52-week high stock price is 31.94, which is 98.3% above the current share price.
  • The TSS 52-week low stock price is 5.63, which is 65.1% below the current share price.
  • The average TSS stock price for the last 52 weeks is 14.73.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
TSS Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 15.4913 13.6700 31.1000 6.2400 16.1100 35.83%
2024 3.5887 0.2899 12.1900 0.2500 11.8600 4292.59%
2023 0.4085 0.5730 0.5899 0.2507 0.2700 -51.60%
2022 0.5233 0.4520 0.6800 0.3800 0.5578 23.38%
2021 0.6060 0.6425 0.9300 0.4065 0.4521 -36.32%
2020 0.9242 1.6100 1.6100 0.5300 0.7100 -56.44%
2019 0.8844 0.8400 1.6300 0.6939 1.6300 94.05%
2018 0.5953 0.4967 0.9924 0.4090 0.8400 61.54%
2017 0.2085 0.0400 0.5200 0.0400 0.5200 1190.32%
2016 0.1062 0.0800 0.2000 0.0302 0.0403 -69.00%
2015 0.3823 0.4000 0.8400 0.0400 0.1300 -64.86%
2014 0.3379 0.4500 0.4900 0.1200 0.3700 -15.91%
2013 0.6525 0.4800 0.8400 0.3700 0.4400 -8.33%
2012 0.5526 0.9500 1.0200 0.3400 0.4800 -45.45%
2011 1.5221 1.4500 2.2800 0.8000 0.8800 -35.77%
2010 1.2899 0.6301 2.1000 0.5106 1.3700 117.46%
2009 0.9203 1.0000 1.9900 0.4200 0.6300 -33.68%
2008 2.7458 4.7300 4.8400 0.9000 0.9500 -80.41%
2007 5.4897 5.5700 6.5300 4.7700 4.8500 -13.39%
2006 5.4590 5.2400 5.6100 5.2400 5.6000 6.97%
Sector Industry Market Cap Revenue
Construction Engineering - Research & Development Services $0.431B $0.148B
TSS, Inc. offers planning, design, engineering, construction management, commissioning and maintenance services. It provides these services primarily for specialized facilities such as data centers, communications rooms, call centers, laboratories, trading floors, network operations centers, medical facilities and similar environments. TSS Inc., formerly known as Fortress International Group, Inc., is based in Columbia, United States.
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