Portolan Capital Management’s Kratos Defense & Security Solutions KTOS Stock Holding History

Portolan Capital Management’s Portfolio KTOS Stock Details KTOS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.25M	Sell	65,221 -194,590	-75%	-$11.8M	0.12%	129
2026 Q1	$18.3M	Sell	259,811 -34,195	-12%	-$3.28M	0.98%	36
2025 Q4	$22.3M	Sell	294,006 -302,100	-51%	-$24.7M	1.2%	23
2025 Q3	$54.5M	Sell	596,106 -732,317	-55%	-$46.9M	2.95%	6
2025 Q2	$61.7M	Sell	1,328,423 -132,307	-9%	-$4.79M	3.87%	2
2025 Q1	$43.4M	Buy	1,460,730 +112,653	+8%	+$3.42M	3.3%	3
2024 Q4	$35.6M	Sell	1,348,077 -428,663	-24%	-$11M	2.39%	6
2024 Q3	$41.4M	Buy	1,776,740 +146,319	+9%	+$3.16M	3%	3
2024 Q2	$32.6M	Buy	1,630,421 +45,730	+3%	+$894K	2.69%	5
2024 Q1	$29.1M	Buy	1,584,691 +848,674	+115%	+$15.5M	2.22%	7
2023 Q4	$14.9M	Buy	736,017 +197,733	+37%	+$3.63M	1.31%	19
2023 Q3	$8.09M	Buy	538,284 +118,862	+28%	+$1.77M	0.76%	41
2023 Q2	$6.01M	Buy	+419,422	New	+$5.68M	0.53%	57

Other funds holding KTOS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

Portolan Capital Management's KTOS Position: Q2 2026 in Review

Portolan Capital Management reduced its Kratos Defense & Security Solutions (KTOS) stake by 75% in Q2 2026, selling an estimated $11.8M and leaving 65,221 shares worth $3.25M. The position accounts for 0.12% of the portfolio, ranked #129.

Portolan Capital Management first reported a position in KTOS in Q2 2023 and has held it in 13 quarters since. The position peaked at $61.7M in Q2 2025. 630 funds tracked by Wall St. Rank hold KTOS as of Q2 2026.

Portolan Capital Management held 65,221 shares of Kratos Defense & Security Solutions worth $3.25M as of Q2 2026.
Portolan Capital Management sold 194,590 Kratos Defense & Security Solutions shares in Q2 2026, an estimated $11.8M.
Kratos Defense & Security Solutions made up 0.12% of Portolan Capital Management's portfolio in Q2 2026, its #129 holding.
Portolan Capital Management first reported a position in Kratos Defense & Security Solutions in Q2 2023 and has held it in 13 quarters since.
Portolan Capital Management's Kratos Defense & Security Solutions position peaked at $61.7M in Q2 2025.
630 funds tracked by Wall St. Rank held Kratos Defense & Security Solutions as of Q2 2026.

Based on Portolan Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.