TSS, Inc. (TSSI) Insider Trading

Over the last 3 months, TSSI insiders made 1 open-market buy and 11 sales, a net sale of -$8.4M (SEC Form 4). Over the last 6 months, 82 institutions increased and 46 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
1
Sells (3m)
11
Net (3m)
-$8.4M
Insiders buyingFirst buy in 2 quarters
Insider trades by month Buys Sells
Nov
Dec
Mar
Apr
May
Jun
Context3-month price +39.9%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 2, 2026Woodward Peter HdirectorSell100,000$15.48
Jun 2, 2026Brennan Kieranofficer: Senior Vice PresidentSell10,000$16.00
Jun 2, 2026Woodward Peter HdirectorSell200,000$16.07
May 8, 2026Dewan Darryll Eofficer: Chief Executive OfficerSell50,000$17.00
May 8, 2026HEATON LARRY C IIdirector, officer: CEOBuy250,000$0.11
Apr 24, 2026Dewan Darryll Eofficer: Chief Executive OfficerSell50,000$16.00
Apr 22, 2026MARROTT KARL TODDofficer: Chief Operating OfficerTax48,652$30.25
Apr 22, 2026MARROTT KARL TODDofficer: Chief Operating OfficerGrant250,000
Apr 17, 2026MARROTT KARL TODDofficer: Chief Operating OfficerSell800$15.00
Apr 17, 2026MARROTT KARL TODDofficer: Chief Operating OfficerSell15,213$15.03
Apr 17, 2026MARROTT KARL TODDofficer: Chief Operating OfficerSell23,636$15.11
Apr 16, 2026CHISM DANIEL Mofficer: Chief Financial OfficerSell25,000$15.00
Apr 16, 2026Dewan Darryll Eofficer: Chief Executive OfficerSell50,000$15.00
Mar 25, 2026MARROTT KARL TODDofficer: Chief Operating OfficerGrant5,000
Mar 25, 2026Dewan Darryll Eofficer: Chief Executive OfficerGrant5,000
Mar 25, 2026MARROTT KARL TODDofficer: Chief Operating OfficerTax609$12.40
Mar 25, 2026Brennan Kieranofficer: Senior Vice PresidentTax304$12.40
Mar 25, 2026CHISM DANIEL Mofficer: Chief Financial OfficerTax609$12.40
Mar 25, 2026Brennan Kieranofficer: Senior Vice PresidentGrant2,500
Mar 25, 2026CHISM DANIEL Mofficer: Chief Financial OfficerGrant5,000
Mar 17, 2026Brennan Kieranofficer: Senior Vice PresidentSell12,000$12.27
Feb 25, 2026Brennan Kieranofficer: Senior Vice PresidentTax9,019$8.45
Feb 25, 2026MARROTT KARL TODDofficer: Chief Operating OfficerTax8,117$8.45
Feb 2, 2026Dewan Darryll Edirector, officer: Chief Executive OfficerTax25,960$11.20
Jan 20, 2026CHISM DANIEL Mofficer: Chief Financial OfficerTax12,175$12.05
Jan 20, 2026MARROTT KARL TODDofficer: Chief Operating OfficerTax12,175$12.05
Jan 20, 2026Dewan Darryll Edirector, officer: Chief Executive OfficerTax26,903$12.05
Jan 16, 2026Brennan Kieranofficer: Senior Vice PresidentGrant12,181
Jan 16, 2026Dewan Darryll Edirector, officer: Chief Executive OfficerGrant37,843
Jan 16, 2026Woodward Peter HdirectorGrant3,784

Source: TSSI SEC Form 4 filings, latest Jun 2, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their TSSI positions over the last 6 months (SEC Form 13F).

Increased
82
New positions
48
Reduced
46
Sold out
41
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased1.8MMay 13, 2026
BLACKROCK, INC.Increased1.5MFeb 12, 2026
VANGUARD GROUP INCIncreased1.3MJan 29, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position968KMay 15, 2026
MILLENNIUM MANAGEMENT LLCIncreased865KFeb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPIncreased726KMay 15, 2026
JANE STREET GROUP, LLCIncreased658KMay 12, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased576KMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased539KFeb 9, 2026
UBS GROUP AGIncreased522KMay 5, 2026
VALUE ALIGNED RESEARCH ADVISORS, LLCUnchanged461KMay 18, 2026
VALUE ALIGNED RESEARCH ADVISORS, LLCIncreased461KFeb 17, 2026
STATE STREET CORPIncreased425KMay 15, 2026
SILVERCREST ASSET MANAGEMENT GROUP LLCNew Position417KMay 15, 2026
CITADEL ADVISORS LLCReduced373KFeb 17, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.