KRATOS DEFENSE & SEC SOLUTIO (KTOS): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in KTOS · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
23
13F filers
Aggregate Value
$324.1M
Across holders
Last Price
$39.17
2026-10-19
Sector
Industrials
GICS
Quarterly fund activity16 increased7 reduced9 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 1.30M | $64.6M | 19.9% | 0.0% | Added | +$59.6M | Q2 2026 |
| Clearbridge Investments, LLC CIK 0001348883 | Hedge Fund | 1.29M | $64.4M | 19.9% | 0.1% | Reduced | $-12.4M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 1.01M | $50.3M | 15.5% | 0.0% | Added | +$24.8M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 547K | $27.3M | 8.4% | 0.0% | Added | +$25.6M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 523K | $26.1M | 8.1% | 0.0% | Added | +$26.1M | Q2 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 362K | $18.1M | 5.6% | 0.0% | Added | +$3.8M | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 345K | $17.2M | 5.3% | 0.0% | Reduced | +$14.8M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 242K | $12.1M | 3.7% | 0.0% | Added | — | Q2 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 196K | $9.8M | 3.0% | 0.0% | Reduced | +$7.1M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 136K | $6.8M | 2.1% | 0.0% | Added | — | Q2 2026 |
Added
Hedge Fund
$64.6M· 19.9% of total· 0.0% port· 1.30M sh· +$59.6M QoQ· Q2 2026
Reduced
Hedge Fund
$64.4M· 19.9% of total· 0.1% port· 1.29M sh· $-12.4M QoQ· Q2 2026
Added
Hedge Fund
$50.3M· 15.5% of total· 0.0% port· 1.01M sh· +$24.8M QoQ· Q2 2026
Added
Hedge Fund
$27.3M· 8.4% of total· 0.0% port· 547K sh· +$25.6M QoQ· Q2 2026
Added
Hedge Fund
$26.1M· 8.1% of total· 0.0% port· 523K sh· +$26.1M QoQ· Q2 2026
Added
Institutional Manager
$18.1M· 5.6% of total· 0.0% port· 362K sh· +$3.8M QoQ· Q2 2026
Reduced
Hedge Fund
$17.2M· 5.3% of total· 0.0% port· 345K sh· +$14.8M QoQ· Q2 2026
Added
Hedge Fund
$12.1M· 3.7% of total· 0.0% port· 242K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$9.8M· 3.0% of total· 0.0% port· 196K sh· +$7.1M QoQ· Q2 2026
Added
Hedge Fund
$6.8M· 2.1% of total· 0.0% port· 136K sh· — QoQ· Q2 2026
Added
Hedge Fund
$5.0M· 1.5% of total· 0.0% port· 101K sh· — QoQ· Q2 2026
Added
Hedge Fund
$4.5M· 1.4% of total· 0.0% port· 90K sh· — QoQ· Q2 2026
Added
Hedge Fund
$3.4M· 1.0% of total· 0.0% port· 68K sh· +$2.4M QoQ· Q2 2026
Added
Hedge Fund
$3.3M· 1.0% of total· 0.0% port· 66K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$2.7M· 0.8% of total· 0.0% port· 54K sh· $-4.3M QoQ· Q2 2026
Added
Hedge Fund
$2.4M· 0.8% of total· 0.0% port· 49K sh· +$1.4M QoQ· Q2 2026
Reduced
Hedge Fund
$2.0M· 0.6% of total· 0.0% port· 41K sh· $-1.7M QoQ· Q2 2026
Added
Hedge Fund
$1.3M· 0.4% of total· 0.0% port· 26K sh· — QoQ· Q2 2026
Added
Hedge Fund
$933K· 0.3% of total· 0.0% port· 19K sh· $-1.6M QoQ· Q2 2026
Reduced
Hedge Fund
$924K· 0.3% of total· 0.0% port· 19K sh· $-292K QoQ· Q2 2026
Added
Hedge Fund
$740K· 0.2% of total· 0.0% port· 15K sh· +$82K QoQ· Q2 2026
Reduced
Hedge Fund
$250K· 0.1% of total· 0.0% port· 5K sh· $-1.3M QoQ· Q2 2026
Added
Hedge Fund
$8K· 0.0% of total· 0.0% port· 172 sh· — QoQ· Q2 2026
1–10 of 23
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Recent insider activity
Form 4 purchases and sales · 24 Jul 2026 – 21 Oct 20260 buyers · $07 sellers · $23.8M24 transactions
| Insider ⇅ | Trades ⇅ | Bought ⇅ | Sold ⇅ | Largest ⇅ | Latest ▼ | |
|---|---|---|---|---|---|---|
| Carrai Phillip D President, STC Division | 8 0 buy · 8 sell | — | $2.2M | $1.3M | 15 Oct 2026SEC ↗ | |
| Lund Deanna H EVP & CFO | 4 0 buy · 4 sell | — | $575K | $199K | 21 Sept 2026SEC ↗ | |
| Mendoza Marie SVP & General Counsel | 2 0 buy · 2 sell | — | $146K | $97K | 15 Sept 2026SEC ↗ | |
| Fendley Steven S. President, US Division | 3 0 buy · 3 sell | — | $723K | $393K | 24 Aug 2026SEC ↗ | |
| Jarvis Scot B Director | 1 0 buy · 1 sell | — | $635K | $635K | 18 Aug 2026SEC ↗ | |
| DEMARCO ERIC M President & CEO | 4 0 buy · 4 sell | — | $19.3M | $17.1M | 14 Aug 2026SEC ↗ | |
| Carter David M President, DRSS Division | 2 0 buy · 2 sell | — | $201K | $116K | 5 Aug 2026SEC ↗ |
Distinct buyers and sellers may overlap. “Largest” is the largest reported transaction value in this window. Expand a row to see up to five recent filings.