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TSSI Insider Trading

Insider Ownership Percentage: 18.94%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $2,621,633.19

TSS Insider Trading History Chart

This chart shows the insider buying and selling history at TSS by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

TSS Share Price & Price History

Current Price: $9.46
Price Change: ▲ Price Increase of +0.36 (3.96%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for TSSI up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

TSS Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/10/2025Daniel M ChismCFOSell15,000$16.17$242,550.00296,219View SEC Filing Icon  
9/10/2025Karl Todd MarrottCOOSell11,100$16.17$179,487.00295,575View SEC Filing Icon  
8/28/2025Daniel M ChismCFOSell5,000$16.20$81,000.00311,219View SEC Filing Icon  
8/28/2025Karl Todd MarrottCOOSell23,908$16.16$386,353.28306,675View SEC Filing Icon  
8/27/2025Daniel M ChismCFOSell10,000$16.25$162,500.00316,219View SEC Filing Icon  
8/27/2025Karl Todd MarrottCOOSell2,917$16.23$47,342.91330,583View SEC Filing Icon  
5/28/2025Kieran BrennanSVPSell5,000$13.50$67,500.00318,000View SEC Filing Icon  
5/23/2025Kieran BrennanSVPSell10,000$13.07$130,700.00323,000View SEC Filing Icon  
12/13/2024Peter H. WoodwardDirectorSell50,000$9.07$453,500.001,183,521View SEC Filing Icon  
12/10/2024Darryll E. DewanCEOSell50,000$9.23$461,500.00340,914View SEC Filing Icon  
12/6/2024Darryll E. DewanCEOSell40,000$10.23$409,200.00390,914View SEC Filing Icon  
12/3/2024James Mulford Oliver IIIInsiderSell55,772$11.14$621,300.08104,504View SEC Filing Icon  
11/29/2024Darryll E. DewanCEOSell40,000$10.22$408,800.00430,914View SEC Filing Icon  
11/27/2024Karl Todd MarrottCOOSell368$10.31$3,794.0886,000View SEC Filing Icon  
11/25/2024Darryll E. DewanCEOSell51,913$8.25$428,282.25470,914View SEC Filing Icon  
11/25/2024Karl Todd MarrottCOOSell29,778$7.98$237,628.4486,368View SEC Filing Icon  
11/25/2024Kieran BrennanSVPSell46,675$8.10$378,067.50405,925View SEC Filing Icon  
11/22/2024Darryll E. DewanCEOSell150,000$7.24$1,086,000.00522,827View SEC Filing Icon  
11/22/2024Karl Todd MarrottCOOSell50,000$7.38$369,000.00116,146View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for TSS (NASDAQ:TSSI)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at TSSI by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

TSS Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
12/3/2025Value Aligned Research Advisors LLC431,263$7.81M0.1%+22.1%1.495%Search for SEC Filing on Google Icon
12/1/2025Cantor Fitzgerald L. P.23,267$0.42M0.0%N/A0.081%Search for SEC Filing on Google Icon
11/18/2025Advisory Services Network LLC18,419$0.33M0.0%N/A0.073%Search for SEC Filing on Google Icon
11/17/2025NewEdge Advisors LLC11,654$0.21M0.0%N/A0.046%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC54,012$0.98M0.0%-38.2%0.213%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.8,520$0.15M0.0%-14.8%0.034%Search for SEC Filing on Google Icon
11/17/2025Centiva Capital LP37,934$0.69M0.0%N/A0.150%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE9,278$0.17M0.0%-15.7%0.037%Search for SEC Filing on Google Icon
11/17/2025Cantor Fitzgerald L. P.23,267$0.42M0.0%N/A0.092%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.95,960$1.74M0.0%N/A0.378%Search for SEC Filing on Google Icon
11/14/2025Value Aligned Research Advisors LLC404,190$7.32M0.1%+14.5%1.594%Search for SEC Filing on Google Icon
11/14/2025Man Group plc118,224$2.14M0.0%N/A0.466%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP140,180$2.54M0.0%-30.6%0.553%Search for SEC Filing on Google Icon
11/13/2025SeaCrest Wealth Management LLC11,654$0.21M0.0%N/A0.046%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG109,856$1.99M0.0%+5.6%0.433%Search for SEC Filing on Google Icon
11/13/2025Marathon Trading Investment Management LLC36,500$0.66M0.0%N/A0.144%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets34,800$0.63M0.0%+2,142.3%0.137%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.39,484$0.72M0.0%N/A0.156%Search for SEC Filing on Google Icon
11/12/2025JT Stratford LLC37,909$0.69M0.1%-38.8%0.149%Search for SEC Filing on Google Icon
11/12/2025Creative Financial Designs Inc. ADV35,250$0.64M0.0%+5.1%0.139%Search for SEC Filing on Google Icon
11/12/2025Mesirow Financial Investment Management Inc.29,643$0.54M0.0%-40.3%0.117%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP47,925$0.87M0.1%+72.8%0.189%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.1,240,958$22.47M0.0%+31.2%4.893%Search for SEC Filing on Google Icon
11/5/2025Thompson Davis & CO. Inc.13,500$0.24M0.2%N/A0.053%Search for SEC Filing on Google Icon
11/5/2025J.W. Cole Advisors Inc.16,520$0.30M0.0%N/A0.065%Search for SEC Filing on Google Icon
11/4/2025State of Wyoming5,290$96K0.0%N/A0.021%Search for SEC Filing on Google Icon
11/3/2025AlphaQuest LLC26,406$0.48M0.0%N/A0.104%Search for SEC Filing on Google Icon
10/30/2025Palisades Investment Partners LLC27,926$0.51M0.2%N/A0.110%Search for SEC Filing on Google Icon
10/30/2025Huntleigh Advisors Inc.29,434$0.53M0.1%-46.1%0.116%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC17,391$0.34M0.0%-5.8%0.069%Search for SEC Filing on Google Icon
10/24/2025Citizens Financial Group Inc. RI36,462$0.66M0.0%+21.5%0.144%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC6,622$0.12M0.0%+37.5%0.026%Search for SEC Filing on Google Icon
10/16/2025Precision Wealth Strategies LLC85,445$1.55M0.5%N/A0.337%Search for SEC Filing on Google Icon
9/4/2025Osaic Holdings Inc.9,193$0.27M0.0%+17.6%0.036%Search for SEC Filing on Google Icon
8/27/2025Squarepoint Ops LLC19,327$0.56M0.0%+16.2%0.076%Search for SEC Filing on Google Icon
8/15/2025Tower Research Capital LLC TRC 3,129$90K0.0%+81.1%0.012%Search for SEC Filing on Google Icon
8/15/2025Lazard Asset Management LLC6,357$0.18M0.0%-63.4%0.025%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets1,552$45K0.0%N/A0.006%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE11,000$0.32M0.0%-83.0%0.043%Search for SEC Filing on Google Icon
8/14/2025California State Teachers Retirement System1,139$33K0.0%N/A0.005%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.307,395$8.86M0.0%N/A1.229%Search for SEC Filing on Google Icon
8/14/2025Bayesian Capital Management LP9,477$0.27M0.0%N/A0.038%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9,998$0.29M0.0%N/A0.040%Search for SEC Filing on Google Icon
8/14/2025Sei Investments Co.9,900$0.29M0.0%N/A0.040%Search for SEC Filing on Google Icon
8/14/2025Soviero Asset Management LP160,000$4.61M2.8%N/A0.639%Search for SEC Filing on Google Icon
8/13/2025Jump Financial LLC235,914$6.80M0.1%N/A0.930%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.11,263$0.33M0.0%N/A0.045%Search for SEC Filing on Google Icon
8/13/2025JT Stratford LLC61,941$1.79M0.3%-13.2%0.248%Search for SEC Filing on Google Icon
8/13/2025New York State Common Retirement Fund5,800$0.17M0.0%-93.8%0.023%Search for SEC Filing on Google Icon
8/12/2025XTX Topco Ltd31,220$0.90M0.0%-52.6%0.125%Search for SEC Filing on Google Icon
8/12/2025Ameritas Investment Partners Inc.1,863$54K0.0%N/A0.007%Search for SEC Filing on Google Icon
8/12/2025Vestor Capital LLC2,500$72K0.0%-79.2%0.010%Search for SEC Filing on Google Icon
8/12/2025American Century Companies Inc.29,849$0.86M0.0%N/A0.119%Search for SEC Filing on Google Icon
8/12/2025Rhumbline Advisers26,020$0.75M0.0%N/A0.104%Search for SEC Filing on Google Icon
8/12/2025Legal & General Group Plc2,033$59K0.0%N/A0.008%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.8,626$0.25M0.0%N/A0.034%Search for SEC Filing on Google Icon
8/11/2025ARS Investment Partners LLC15,715$0.45M0.0%-53.8%0.063%Search for SEC Filing on Google Icon
8/8/2025Rockefeller Capital Management L.P.104,700$3.02M0.0%-7.5%0.418%Search for SEC Filing on Google Icon
8/8/2025Citizens Financial Group Inc. RI30,000$0.87M0.0%N/A0.120%Search for SEC Filing on Google Icon
8/8/2025Intech Investment Management LLC8,950$0.26M0.0%N/A0.036%Search for SEC Filing on Google Icon
8/8/2025Foundations Investment Advisors LLC13,854$0.40M0.0%N/A0.055%Search for SEC Filing on Google Icon
8/8/2025Police & Firemen s Retirement System of New Jersey4,022$0.12M0.0%N/A0.016%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC389,872$11.24M0.0%+167.1%1.558%Search for SEC Filing on Google Icon
8/6/2025Penserra Capital Management LLC99,878$2.88M0.0%N/A0.399%Search for SEC Filing on Google Icon
8/5/2025Bank of Montreal Can7,000$0.20M0.0%N/A0.028%Search for SEC Filing on Google Icon
7/31/2025Caitong International Asset Management Co. Ltd5,187$0.15M0.1%+1,265.0%0.021%Search for SEC Filing on Google Icon
7/30/2025Brookstone Capital Management41,467$1.20M0.0%-13.6%0.166%Search for SEC Filing on Google Icon
7/29/2025Huntleigh Advisors Inc.54,632$1.58M0.3%-33.4%0.218%Search for SEC Filing on Google Icon
7/25/2025Allspring Global Investments Holdings LLC120,822$3.48M0.0%N/A0.483%Search for SEC Filing on Google Icon
7/24/2025SLT Holdings LLC12,854$0.37M0.3%N/A0.051%Search for SEC Filing on Google Icon
7/10/2025Wealth Enhancement Advisory Services LLC18,457$0.52M0.0%+19.1%0.074%Search for SEC Filing on Google Icon
7/10/2025Baader Bank Aktiengesellschaft26,500$0.76M0.1%N/A0.106%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.60,540$0.48M0.0%+40.0%0.242%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.60,540$0.48M0.0%+40.0%0.242%Search for SEC Filing on Google Icon
5/16/2025Murchinson Ltd.44,173$0.35M0.0%-81.0%0.177%Search for SEC Filing on Google Icon
5/16/2025NewEdge Advisors LLC141,686$1.11M0.0%+536.7%0.566%Search for SEC Filing on Google Icon
5/15/2025Value Aligned Research Advisors LLC252,128$1.98M0.1%+34.0%1.008%Search for SEC Filing on Google Icon
5/15/2025Pinnacle Wealth Planning Services Inc.18,200$0.14M0.0%N/A0.073%Search for SEC Filing on Google Icon
5/15/2025State of Wyoming9,811$77K0.0%N/A0.039%Search for SEC Filing on Google Icon
5/15/2025OMERS ADMINISTRATION Corp35,400$0.28M0.0%+34.1%0.141%Search for SEC Filing on Google Icon
5/14/2025JT Stratford LLC71,321$0.56M0.1%+8.8%0.285%Search for SEC Filing on Google Icon
5/8/2025Mesirow Financial Investment Management Inc.49,643$0.39M0.0%-53.7%0.198%Search for SEC Filing on Google Icon
5/8/2025XTX Topco Ltd65,870$0.52M0.0%N/A0.263%Search for SEC Filing on Google Icon
5/6/2025Pacer Advisors Inc.138,480$1.09M0.0%N/A0.553%Search for SEC Filing on Google Icon
5/2/2025Victory Capital Management Inc.53,447$0.42M0.0%+414.9%0.224%Search for SEC Filing on Google Icon
4/30/2025Palisades Investment Partners LLC257,865$2.02M1.0%+2.0%1.080%Search for SEC Filing on Google Icon
4/29/2025Huntleigh Advisors Inc.81,999$0.64M0.1%+9.8%0.343%Search for SEC Filing on Google Icon
4/28/2025D.A. Davidson & CO.21,620$0.17M0.0%-69.8%0.091%Search for SEC Filing on Google Icon
4/17/2025Ritholtz Wealth Management31,487$0.25M0.0%N/A0.132%Search for SEC Filing on Google Icon
4/16/2025Wealth Enhancement Advisory Services LLC15,500$0.12M0.0%N/A0.065%Search for SEC Filing on Google Icon
2/18/2025Value Aligned Research Advisors LLC188,146$2.23M0.6%N/A0.788%Search for SEC Filing on Google Icon
2/18/2025JT Stratford LLC65,545$0.78M0.1%N/A0.274%Search for SEC Filing on Google Icon
2/18/2025Palisades Investment Partners LLC252,723$3M1.3%N/A1.058%Search for SEC Filing on Google Icon
2/17/2025OMERS ADMINISTRATION Corp26,400$0.31M0.0%N/A0.111%Search for SEC Filing on Google Icon
2/17/2025Lazard Asset Management LLC9,685$0.11M0.0%N/A0.041%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE3,377$40K0.0%N/A0.014%Search for SEC Filing on Google Icon
2/14/2025Jane Street Group LLC50,897$0.60M0.0%N/A0.213%Search for SEC Filing on Google Icon
2/14/2025Northern Trust Corp27,308$0.32M0.0%N/A0.114%Search for SEC Filing on Google Icon
2/14/2025Boothbay Fund Management LLC86,962$1.03M0.0%N/A0.364%Search for SEC Filing on Google Icon
2/14/2025Stifel Financial Corp16,000$0.19M0.0%N/A0.067%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
TSS logo
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.
Read More on TSS

Today's Range

Now: $9.46
Low: $8.85
High: $9.48

50 Day Range

MA: $15.06
Low: $7.56
High: $20.42

52 Week Range

Now: $9.46
Low: $5.63
High: $31.94

Volume

1,371,430 shs

Average Volume

2,137,767 shs

Market Capitalization

$272.83 million

P/E Ratio

47.30

Dividend Yield

N/A

Beta

2.03

Who are the company insiders with the largest holdings of TSS?

TSS's top insider shareholders include:
  1. Peter H Woodward (Director)
  2. Darryll E Dewan (CEO)
  3. Kieran Brennan (SVP)
  4. Karl Todd Marrott (COO)
  5. Daniel M Chism (CFO)
  6. James Mulford Oliver III (Insider)
Learn More about top insider investors at TSS.

Who are the major institutional investors of TSS?

TSS's top institutional shareholders include:
  1. Vanguard Group Inc. — 4.89%
  2. Citadel Advisors LLC — 0.00%
  3. Value Aligned Research Advisors LLC — 1.50%
  4. Value Aligned Research Advisors LLC — 1.59%
  5. Susquehanna International Group LLP — 0.00%
  6. Two Sigma Investments LP — 0.55%
Learn More about top institutional investors of TSS stock.

Which major investors are selling TSS stock?

Within the last quarter, TSSI stock was sold by these institutional investors:
  1. Two Sigma Investments LP
  2. Verition Fund Management LLC
  3. Huntleigh Advisors Inc.
  4. JT Stratford LLC
  5. Mesirow Financial Investment Management Inc.
  6. Bank of America Corp DE
  7. MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
  8. Wealth Enhancement Advisory Services LLC
Within the last year, company insiders that have sold TSS company stock include:
  1. Peter H Woodward (Director)
  2. Darryll E Dewan (CEO)
  3. Kieran Brennan (SVP)
  4. Karl Todd Marrott (COO)
  5. Daniel M Chism (CFO)
Learn More investors selling TSS stock.

Which major investors are buying TSS stock?

In the last quarter, TSSI stock was bought by institutional investors including:
  1. Citadel Advisors LLC
  2. Vanguard Group Inc.
  3. Susquehanna International Group LLP
  4. Man Group plc
  5. Alliancebernstein L.P.
  6. Precision Wealth Strategies LLC
  7. Group One Trading LLC
  8. Value Aligned Research Advisors LLC