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CSS LLC’s Leidos LDOS Stock Holding History

CSS LLC’s Portfolio LDOS Stock Details LDOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$92.7K Buy
+900
New +$120K ﹤0.01% 857
2024
Q3 		– Sell
-4,000
Closed -$584K – 920
2024
Q2 		$584K Hold
4,000
– – 0.03% 438
2024
Q1 		$524K Buy
+4,000
New +$477K 0.03% 433
2016
Q4 		– Sell
-4,800
Closed -$208K – 737
2016
Q3 		$208K Buy
+4,800
New +$218K 0.01% 557

Other funds holding LDOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

CSS LLC's LDOS Position: Q2 2026 in Review

CSS LLC increased its Leidos (LDOS) stake by 52% in Q2 2026, buying an estimated $496K and bringing the position to 10,956 shares worth $1.13M. The position accounts for 0.04% of the portfolio, ranked #315.

CSS LLC first reported a position in LDOS in Q4 2013 and has held it in 23 quarters since. The position peaked at $1.17M in Q2 2025. 772 funds tracked by Wall St. Rank hold LDOS as of Q2 2026.

  • CSS LLC held 10,956 shares of Leidos worth $1.13M as of Q2 2026.
  • CSS LLC bought 3,736 Leidos shares in Q2 2026, an estimated $496K.
  • Leidos made up 0.04% of CSS LLC's portfolio in Q2 2026, its #315 holding.
  • CSS LLC first reported a position in Leidos in Q4 2013 and has held it in 23 quarters since.
  • CSS LLC's Leidos position peaked at $1.17M in Q2 2025.
  • 772 funds tracked by Wall St. Rank held Leidos as of Q2 2026.

Based on CSS LLC's 13F filing for Q2 2026, filed 14 Aug 2026.