Ticker · CUSIP 50077B207

KTOS

KRATOS DEFENSE & SEC SOLUTIO

Industrials·Aerospace & Defense

···Share

Holders (tracked)

Combined shares

11,052,684

Combined value

$839.00M

Last close

$70.99

Quarter

2025Q4

Price is -6.5% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$70.99+37.90 (+114.54%)H $130.72 · L $31.92 · Avg Vol 3.8M

Tracked holders · last 8 quarters

+6 vs previous quarter over the last 8.

SEC event timeline

30 events

Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+230,856 shares · 2025Q4
Position
Ron Baron (Baron Capital / BAMCO) trimmed2026-02-17
−723,116 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+94,905 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+23,728 shares · 2025Q4
Position
Two Sigma Investments exited2026-02-17
−2,559 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+8,358 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+69,150 shares · 2025Q4
Position
Wellington Management added2026-02-17
+153,282 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−1,342,438 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−335,464 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) added2026-02-13
+41,897 shares · 2025Q4
Position
Cathie Wood (ARK Invest) trimmed2026-02-11
−150,205 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+1,380,669 shares · 2025Q4
Position
Mario Gabelli (GAMCO) trimmed2026-02-05
−3,200 shares · 2025Q4
Position
First Eagle Investment Management trimmed2026-02-04
−37,000 shares · 2025Q4
Position
Baillie Gifford & Co added2026-01-23
+74,096 shares · 2025Q4
Position
AQR Capital Management added2025-11-14
+43,488 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) opened position2025-11-14
+906,500 shares · 2025Q3
Position
Two Sigma Investments opened position2025-11-14
+2,559 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+100,331 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+1,909,845 shares · 2025Q3
Position
Wellington Management opened position2025-11-14
+225,280 shares · 2025Q3
Position
Ron Baron (Baron Capital / BAMCO) trimmed2025-11-14
−2,151,380 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+62,621 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−123,536 shares · 2025Q3
Position
Norges Bank (Norway SWF) trimmed2025-11-12
−245,784 shares · 2024Q3
Position
Cathie Wood (ARK Invest) trimmed2025-11-12
−903,364 shares · 2025Q3
Position
First Eagle Investment Management trimmed2025-11-12
−111,000 shares · 2025Q3
Position
Mario Gabelli (GAMCO) trimmed2025-11-12
−9,450 shares · 2025Q3
Position
Baillie Gifford & Co opened position2025-10-31
+208,466 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for KTOS →

Follow-the-investor returns

If you'd copied each holder of KTOS…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Ron Baron (Baron Capital / BAMCO)	2020Q1	$16.97	+318.3%	$85.9M
First Eagle Investment Management	2023Q4	$19.83	+258.1%	$9.4M
Mario Gabelli (GAMCO)	2020Q4	$25.89	+174.2%	$220K
Cathie Wood (ARK Invest)	2018Q3	$29.41	+141.4%	$245.2M
Wellington Management	2016Q3	$40.04	+77.3%	$26.9M
Two Sigma Investments	2016Q1	$62.86	+12.9%	$852K
Two Sigma Investments	2016Q1	$62.86	+12.9%	$852K
AQR Capital Management	2016Q4	$65.87	+7.8%	$6.9M
Steve Cohen (Point72)	2020Q2	$69.55	+2.1%	$25.6M
Steve Cohen (Point72)	2020Q2	$69.55	+2.1%	$25.6M
Steve Cohen (Point72)	2020Q2	$69.55	+2.1%	$25.6M
Paul Tudor Jones (Tudor Investment)	2017Q1	$70.29	+1.0%	$2.3M
Paul Tudor Jones (Tudor Investment)	2017Q1	$70.29	+1.0%	$2.3M
Paul Tudor Jones (Tudor Investment)	2017Q1	$70.29	+1.0%	$2.3M
Norges Bank (Norway SWF)	2019Q3	$76.86	-7.6%	$98.0M
Izzy Englander (Millennium Mgmt)	2016Q1	$76.92	-7.7%	$40.5M
Izzy Englander (Millennium Mgmt)	2016Q1	$76.92	-7.7%	$40.5M
D.E. Shaw & Co.	2016Q1	$77.71	-8.6%	$9.8M
D.E. Shaw & Co.	2016Q1	$77.71	-8.6%	$9.8M
Ken Griffin (Citadel Advisors)	2016Q1	$79.14	-10.3%	$40.0M
Ken Griffin (Citadel Advisors)	2016Q1	$79.14	-10.3%	$40.0M
Ken Griffin (Citadel Advisors)	2016Q1	$79.14	-10.3%	$40.0M
Ray Dalio (Bridgewater Associates)	2025Q3	$85.17	-16.7%	$7.4M
T. Rowe Price	2016Q1	$86.41	-17.8%	$50.6M
Baillie Gifford & Co	2025Q3	$87.32	-18.7%	$20.1M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions3

Norges Bank (Norway SWF)
+1,380,669
$104.8M
Paul Tudor Jones (Tudor Investment)
+230,856
$17.5M
Steve Cohen (Point72)
+69,150
$5.2M

Added to6

Wellington Management
+153,282
$11.6M
Ken Griffin (Citadel Advisors)
+94,905
$7.2M
Baillie Gifford & Co
+74,096
$5.6M
Ray Dalio (Bridgewater Associates)
+41,897
$3.2M
AQR Capital Management
+23,728
$1.8M
D.E. Shaw & Co.
+8,358
$634K

Trimmed6

Ron Baron (Baron Capital / BAMCO)
−723,116
$54.9M
Izzy Englander (Millennium Mgmt)
−335,464
$25.5M
Cathie Wood (ARK Invest)
−150,205
$11.4M
First Eagle Investment Management
−37,000
$2.8M
Mario Gabelli (GAMCO)
−3,200
$243K
T. Rowe Price
−1,342,438
$102K

Exited1

Two Sigma Investments
−2,559
$234K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	14	28,486,927	$22.42B	—
2022Q2	14	28,665,190	$15.34B	—
2022Q3	14	27,919,080	$283.7M	—
2022Q4	13	29,017,365	$299.5M	-1
2023Q1	14	28,463,607	$383.7M	+1
2023Q2	14	25,623,429	$367.4M	—
2023Q3	10	23,627,561	$354.9M	-4
2023Q4	11	22,479,295	$456.1M	+1
2024Q1	13	24,154,381	$444.0M	+2
2024Q2	13	23,908,360	$478.4M	—
2024Q3	13	10,040,831	$234.0M	—
2024Q4	11	9,664,554	$255.0M	-2
2025Q1	14	9,684,240	$287.5M	+3
2025Q2	15	11,982,860	$556.6M	+1
2025Q3	19	11,576,025	$1.06B	+4
2025Q4	25	11,052,684	$839.0M	+6

Who owns KTOS

25 super-investors · 2025Q4

Tracked stake

11.05M

Combined value

$839M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New7Added9Trim7Sold2

#	Manager	Shares	Value	% of book	Last action
1	Cathie Wood ARK Invest	3.45M	$262M	1.7%	Trim−150.2K
2	Norges Bank Norway SWF	1.38M	$105M	0.0%	New+1.38M
3	Ron Baron Baron Capital / BAMCO	1.21M	$92M	0.2%	Trim−723.1K
4	T. Rowe Price	712.6K	$54M	0.0%	Trim−1.34M
5	Izzy Englander Millennium Mgmt	571.0K	$43M	0.0%	Trim−335.5K
6	Ken Griffin Citadel Advisors	562.8K	$43M	0.0%	Added+94.9K
7	Ken Griffin Citadel Advisors	491.0K	$37M	0.0%	Added+94.9K
8	Wellington Management	378.6K	$29M	0.0%	Added+153.3K
9	Steve Cohen Point72	361.2K	$27M	0.0%	New+69.2K
10	Steve Cohen Point72	329.7K	$25M	0.0%	New+69.2K
11	Baillie Gifford & Co	282.6K	$21M	0.0%	Added+74.1K
12	Ken Griffin Citadel Advisors	256.5K	$19M	0.0%	Added+94.9K
13	Paul Tudor Jones Tudor Investment	230.9K	$18M	0.0%	New+230.9K
14	D.E. Shaw & Co.	138.5K	$11M	0.0%	Added+8.4K
15	First Eagle Investment Management	133.1K	$10M	0.0%	Trim−37.0K
16	D.E. Shaw & Co.	132.6K	$10M	0.0%	Added+8.4K
17	Ray Dalio Bridgewater Associates	104.5K	$8M	0.0%	Added+41.9K
18	AQR Capital Management	96.8K	$7M	0.0%	Added+23.7K
19	Steve Cohen Point72	69.2K	$5M	0.0%	New+69.2K
20	Paul Tudor Jones Tudor Investment	50.5K	$4M	0.0%	New+230.9K
21	Izzy Englander Millennium Mgmt	47.8K	$4M	0.0%	Trim−335.5K
22	Paul Tudor Jones Tudor Investment	32.2K	$2M	0.0%	New+230.9K
23	Two Sigma Investments	12.0K	$911K	0.0%	Sold−2.6K
24	Two Sigma Investments	11.0K	$835K	0.0%	Sold−2.6K
25	Mario Gabelli GAMCO	3.1K	$235K	0.0%	Trim−3.2K

Recent moves

20 transactions

TRIMIzzy Englander (Millennium Mgmt)
−335,464 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+94,905 · 2025Q4
ADDWellington Management
+153,282 · 2025Q4
ADDAQR Capital Management
+23,728 · 2025Q4
ADDD.E. Shaw & Co.
+8,358 · 2025Q4
TRIMRon Baron (Baron Capital / BAMCO)
−723,116 · 2025Q4
NEWSteve Cohen (Point72)
+69,150 · 2025Q4
TRIMT. Rowe Price
−1,342,438 · 2025Q4
SOLDTwo Sigma Investments
−2,559 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+230,856 · 2025Q4
ADDRay Dalio (Bridgewater Associates)
+41,897 · 2025Q4
TRIMCathie Wood (ARK Invest)
−150,205 · 2025Q4
NEWNorges Bank (Norway SWF)
+1,380,669 · 2025Q4
TRIMMario Gabelli (GAMCO)
−3,200 · 2025Q4
TRIMFirst Eagle Investment Management
−37,000 · 2025Q4
ADDBaillie Gifford & Co
+74,096 · 2025Q4
NEWIzzy Englander (Millennium Mgmt)
+906,500 · 2025Q3
NEWTwo Sigma Investments
+2,559 · 2025Q3
ADDD.E. Shaw & Co.
+100,331 · 2025Q3
ADDT. Rowe Price
+1,909,845 · 2025Q3

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