INSIDER
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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 44h ago
HOUSE PTR4h ago
SEC 13F4h ago
ROBINHOOD CHAIN4h ago
Public company

KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.

CIK 0001069258

EDGAR filingsOpen in network
Disclosed transactions15
Buys / sells1 / 8
Max Insider Score33
Connections9with evidence

KTOS · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
7
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$393K
7,000 sh
Aug 24, 2026Aug 26, 2026
traded Aug 24, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • In industryevidence
    Space systemsSEC SIC 3760 · Guided Missiles & Space Vehicles & Parts · Nov 4, 2026
  • In industryevidence
    Defense & aerospaceSEC SIC 3760 · Guided Missiles & Space Vehicles & Parts · Nov 4, 2026
  • ← Lobbied forevidence
    HOLLAND & KNIGHT LLPLDA Q1 2026 first quarter · Budget/appropriations, Defense · Aug 26, 2026
  • ← Lobbied forevidence
    CORNERSTONE GOVERNMENT AFFAIRS, INC.LDA Q2 2026 second quarter · Defense · Aug 26, 2026
26
ARK Investment Management LLC13F filer
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
ADD
BUY
$58.90M
1.18M sh
Not disclosed
Aug 14, 2026
quarterly
SEC 13F

Evidence

33
DB
Doorenbos BobbiDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale
SELL$143K
2,500 sh
May 26, 2026May 28, 2026
traded May 26, 2026
+2dSEC FORM 4

Evidence

33
BL
Boyd Bradley LDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale
SELL$156K
3,000 sh
May 15, 2026May 19, 2026
traded May 15, 2026
+4dSEC FORM 4

Evidence

9
BL
Boyd Bradley LDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Option exercise
M—
10.0K sh
May 14, 2026May 14, 2026
traded May 14, 2026
+0dSEC FORM 4

Evidence

21
BL
Boyd Bradley LDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Option exercise
M—
10.0K sh
May 14, 2026May 14, 2026
traded May 14, 2026
+0dSEC FORM 4

Evidence

9
BL
Boyd Bradley LDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Grant or award
A—
10.0K sh
May 12, 2026May 14, 2026
traded May 12, 2026
+2dSEC FORM 4

Evidence

9
DB
Doorenbos BobbiDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Option exercise
M—
10.0K sh
May 14, 2026May 14, 2026
traded May 14, 2026
+0dSEC FORM 4

Evidence

21
DB
Doorenbos BobbiDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Option exercise
M—
10.0K sh
May 14, 2026May 14, 2026
traded May 14, 2026
+0dSEC FORM 4

Evidence

9
DB
Doorenbos BobbiDirector
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Grant or award
A—
10.0K sh
May 12, 2026May 14, 2026
traded May 12, 2026
+2dSEC FORM 4

Evidence

7
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$431K
7,000 sh
Apr 27, 2026Apr 29, 2026
traded Apr 27, 2026
+2dSEC FORM 4

Evidence

7
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$437K
4,032 sh
Jan 26, 2026Jan 28, 2026
traded Jan 26, 2026
+2dSEC FORM 4

Evidence

7
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$318K
2,968 sh
Jan 26, 2026Jan 28, 2026
traded Jan 26, 2026
+2dSEC FORM 4

Evidence

11
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$459K
6,000 sh
Dec 29, 2025Dec 31, 2025
traded Dec 29, 2025
+2dSEC FORM 4

Evidence

8
FS
Fendley Steven S.President, US Division
KTOSKRATOS DEFENSE & SECURITY SOLUTIONS, INC.
Open-market sale · 10b5-1 plan
SELL$77K
1,000 sh
Dec 29, 2025Dec 31, 2025
traded Dec 29, 2025
+2dSEC FORM 4

Evidence

  • ← Lobbied forevidence
    GREENBERG TRAURIG, LLPLDA RR 2026 second quarter · Defense · Aug 26, 2026
  • ← Holdsevidence
    ARK Investment Management LLC1.5% of reported portfolio · Aug 14, 2026
  • ← Insider ofevidence
    Doorenbos BobbiDirector · May 14, 2026
  • ← Insider ofevidence
    Boyd Bradley LDirector · May 14, 2026
  • ← Insider ofevidence
    Fendley Steven S.President, US Division · Dec 31, 2025

    • Lobbying

    $240K reported · de-duplicated
    2026 Q2 $120K via firms2026 Q1 $120K via firms
    • CORNERSTONE GOVERNMENT AFFAIRS, INC.$60K2026 Q1 · posted Aug 26, 2026 · Defense
    • HOLLAND & KNIGHT LLP$40K2026 Q2 · posted Aug 26, 2026 · Budget/appropriations, Defense
    • GREENBERG TRAURIG, LLP$20K2026 Q2 · posted Aug 26, 2026 · Defense
    • HOLLAND & KNIGHT LLP$60K2026 Q1 · posted Aug 26, 2026 · Budget/appropriations, Defense
    • CORNERSTONE GOVERNMENT AFFAIRS, INC.$60K2026 Q2 · posted Aug 26, 2026 · Defense
    • GREENBERG TRAURIG, LLP—2026 Q2 · posted Aug 26, 2026 · Defense

    Connected PAC contributions

    FEC · direct to members

    No contributions from a PAC connected to this company.