InsiderFlow

TSSI

TSS, Inc.$12.82+0.56 (+4.57%)
Prev Close$12.26·MCap$375.6M·P/E21.05·Vol647.3K·Yield

Buys (12M)

2

$67.5K

Sells (12M)

17

$10.84M

Net Activity

Net Seller

$10.78M

Active Insiders

7

last 12 mo

Over the past 12 months, insider activity at TSS, Inc. (TSSI) has been dominated by selling, with 2 insider purchases totaling $67.5K and 17 insider sales totaling $10.84M. The most recent insider transaction was by Brennan Kieran (officer: Senior Vice President), who sold $160.0K worth of shares on Jun 2, 2026. TSS, Inc. operates in the Technology sector, within the Information Technology Services industry, with a market cap of $375.6M.

TSSI Insider Trading Activity

DateInsiderTypeValue
Jun 2, 2026 Brennan KieranSell$160.0K
Jun 2, 2026 Woodward Peter HSell$4.76M1.1% OS
May 8, 2026 HEATON LARRY C IIBuy$27.5K0.9% OS
May 8, 2026 Dewan Darryll ESell$850.0K
Apr 24, 2026 Dewan Darryll ESell$800.0K
Apr 17, 2026 MARROTT KARL TODDSell$597.8K
Apr 16, 2026 Dewan Darryll ESell$750.0K
Apr 16, 2026 CHISM DANIEL MSell$375.0K
Mar 17, 2026 Brennan KieranSell$147.2K
Jan 29, 2026 Dewan Darryll ESell$290.8K
Jan 16, 2026 CHISM DANIEL MSell$146.7K
Jan 16, 2026 Dewan Darryll ESell$324.2K
Jan 1, 2026 MARROTT KARL TODDSell$95.7K
Dec 9, 2025 Woodward Peter HSell$444.7K
Nov 18, 2025 FAHY MICHAEL JOHNBuy$40.0K
Sep 10, 2025 CHISM DANIEL MSell$242.6K
Sep 10, 2025 MARROTT KARL TODDSell$179.5K
Aug 27, 2025 CHISM DANIEL MSell$243.5K
Aug 27, 2025 MARROTT KARL TODDSell$433.7K
Jun 10, 2025 Brennan KieranSell$106.0K
Jun 7, 2025 CHISM DANIEL MSell$411.8K
Jun 3, 2025 Brennan KieranSell$75.0K
May 30, 2025 Brennan KieranSell$280.8K
May 28, 2025 Brennan KieranSell$67.5K
May 23, 2025 Brennan KieranSell$130.7K
Dec 17, 2024 Woodward Peter HSell$453.7K
Dec 12, 2024 Brennan KieranSell$690.6K
Dec 10, 2024 Dewan Darryll ESell$870.7K
Dec 4, 2024 Oliver James Mulford IIISell$621.3K
Dec 3, 2024 Dewan Darryll ESell$460.0K
Dec 3, 2024 MARROTT KARL TODDSell$3.8K
Nov 26, 2024 Brennan KieranSell$377.9K
Nov 26, 2024 Dewan Darryll ESell$1.51M0.7% OS
Nov 26, 2024 MARROTT KARL TODDSell$606.3K
Nov 22, 2024 Dewan Darryll ESell$509.7K
Nov 20, 2024 Brennan KieranSell$258.0K
Nov 20, 2024 MARROTT KARL TODDSell$375.9K
Sep 13, 2024 Brennan KieranSell$435.3K
Sep 11, 2024 Brennan KieranSell$228.4K
Sep 3, 2024 Woodward Peter HSell$3.09M2.1% OS
Aug 28, 2024 Oliver James Mulford IIISell$87.5K
Aug 27, 2024 Brennan KieranSell$99.7K
Aug 27, 2024 MARROTT KARL TODDSell$286.6K
Apr 5, 2024 Dewan Darryll EBuy$6.0K
May 18, 2023 Dewan Darryll EBuy$25.4K

TSSI Insider Buying Activity

The following table shows recent insider purchases of TSS, Inc. (TSSI) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
May 8, 2026 HEATON LARRY C IIBuy$27.5K0.9% OS
Nov 18, 2025 FAHY MICHAEL JOHNBuy$40.0K
Apr 5, 2024 Dewan Darryll EBuy$6.0K
May 18, 2023 Dewan Darryll EBuy$25.4K

TSSI Insider Selling Activity

The following table shows recent insider sales of TSS, Inc. (TSSI) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jun 2, 2026 Brennan KieranSell$160.0K
Jun 2, 2026 Woodward Peter HSell$4.76M1.1% OS
May 8, 2026 Dewan Darryll ESell$850.0K
Apr 24, 2026 Dewan Darryll ESell$800.0K
Apr 17, 2026 MARROTT KARL TODDSell$597.8K
Apr 16, 2026 Dewan Darryll ESell$750.0K
Apr 16, 2026 CHISM DANIEL MSell$375.0K
Mar 17, 2026 Brennan KieranSell$147.2K
Jan 29, 2026 Dewan Darryll ESell$290.8K
Jan 16, 2026 CHISM DANIEL MSell$146.7K
Jan 16, 2026 Dewan Darryll ESell$324.2K
Jan 1, 2026 MARROTT KARL TODDSell$95.7K
Dec 9, 2025 Woodward Peter HSell$444.7K
Sep 10, 2025 CHISM DANIEL MSell$242.6K
Sep 10, 2025 MARROTT KARL TODDSell$179.5K
Aug 27, 2025 CHISM DANIEL MSell$243.5K
Aug 27, 2025 MARROTT KARL TODDSell$433.7K
Jun 10, 2025 Brennan KieranSell$106.0K
Jun 7, 2025 CHISM DANIEL MSell$411.8K
Jun 3, 2025 Brennan KieranSell$75.0K
May 30, 2025 Brennan KieranSell$280.8K
May 28, 2025 Brennan KieranSell$67.5K
May 23, 2025 Brennan KieranSell$130.7K
Dec 17, 2024 Woodward Peter HSell$453.7K
Dec 12, 2024 Brennan KieranSell$690.6K
Dec 10, 2024 Dewan Darryll ESell$870.7K
Dec 4, 2024 Oliver James Mulford IIISell$621.3K
Dec 3, 2024 Dewan Darryll ESell$460.0K
Dec 3, 2024 MARROTT KARL TODDSell$3.8K
Nov 26, 2024 Brennan KieranSell$377.9K
Nov 26, 2024 Dewan Darryll ESell$1.51M0.7% OS
Nov 26, 2024 MARROTT KARL TODDSell$606.3K
Nov 22, 2024 Dewan Darryll ESell$509.7K
Nov 20, 2024 Brennan KieranSell$258.0K
Nov 20, 2024 MARROTT KARL TODDSell$375.9K
Sep 13, 2024 Brennan KieranSell$435.3K
Sep 11, 2024 Brennan KieranSell$228.4K
Sep 3, 2024 Woodward Peter HSell$3.09M2.1% OS
Aug 28, 2024 Oliver James Mulford IIISell$87.5K
Aug 27, 2024 Brennan KieranSell$99.7K
Aug 27, 2024 MARROTT KARL TODDSell$286.6K

TSSI Insiders

Brennan Kieran

Senior Vice President

Sold $3.06M
13 tradesLast: Jun 2, 2026
Woodward Peter H

Director

Sold $8.75M
4 tradesLast: Jun 2, 2026
HEATON LARRY C II

director, officer: CEO

Bought $27.5K
1 tradesLast: May 8, 2026
Dewan Darryll E

President and CEO

Bought $31.4KSold $6.37M
11 tradesLast: May 8, 2026
MARROTT KARL TODD

officer: Chief Operating Officer

Sold $2.58M
8 tradesLast: Apr 17, 2026
CHISM DANIEL M

officer: Chief Financial Officer

Sold $1.42M
5 tradesLast: Apr 16, 2026
FAHY MICHAEL JOHN

Director

Bought $40.0K
1 tradesLast: Nov 18, 2025
Oliver James Mulford III

CRO

Sold $708.8K
2 tradesLast: Dec 4, 2024