LEIDOS HOLDINGS INC (LDOS) Stock Institutional Trading Activity


LEIDOS HOLDINGS INC (LDOS) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Hancock Classic Value, Sequoia Financial Advisors, Renaissance Technologies LLC, Causeway Capital Management, and Arbiter Partners Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2022Causeway Capital ManagementSell-161,035639,574$55,944
Q3 2022Renaissance Technologies LLCBuy196,677406,027$35,515
Q2 2022Causeway Capital ManagementSell-161,173800,609$80,629
Q1 2022Causeway Capital ManagementBuy395,558961,782$103,892
Q4 2021Causeway Capital ManagementBuy87,517566,224$50,337
Q4 2021Renaissance Technologies LLCBuy114,200209,350$18,611
Q3 2021Causeway Capital ManagementSell-84,013478,707$46,018
Q2 2021Causeway Capital ManagementSell-439,163562,720$56,891
Q2 2021Renaissance Technologies LLCBuy74,30095,150$9,620
Q1 2021Causeway Capital ManagementBuy57,7661,001,883$96,461
Q1 2021Renaissance Technologies LLCSell-431,90020,850$2,007
Q4 2020Causeway Capital ManagementSell-205,350944,117$99,246
Q3 2020Causeway Capital ManagementSell-32,4631,149,467$102,475
Q2 2020Causeway Capital ManagementSell-611,2921,181,930$110,711
Q1 2020Causeway Capital ManagementSell-265,3911,793,222$164,349
Q1 2020Renaissance Technologies LLCBuy137,400452,750$41,495
Q4 2019Renaissance Technologies LLCBuy71,400315,350$30,870
Q4 2019Causeway Capital ManagementSell-68,3472,058,613$201,518
Q3 2019Causeway Capital ManagementSell-22,5452,126,960$182,663
Q2 2019Causeway Capital ManagementSell-118,9742,149,505$171,638
Q2 2019Hancock Classic ValueSell-1676,335$506
Q1 2019Causeway Capital ManagementBuy10,4402,268,479$145,387
Q1 2019Hancock Classic ValueBuy1,5326,502$417
Q4 2018Renaissance Technologies LLCBuy12,800243,950$12,861
Q4 2018Causeway Capital ManagementBuy398,2252,258,039$119,044
Q4 2018Hancock Classic ValueBuy4,9704,970$262
Q3 2018Renaissance Technologies LLCSell-1,214,300231,150$15,986
Q3 2018Causeway Capital ManagementBuy909,8651,859,814$128,625
Q2 2018Causeway Capital ManagementBuy949,949949,949$56,047
Q1 2018Renaissance Technologies LLCBuy355,0001,445,450$94,532

Frequently asked questions about LDOS activity

  • Which institutional owners are buying LDOS?

    Institutional owners buying LDOS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in LDOS activity?

    "Buy" means an investor increased their reported position in LDOS compared to the prior reporting period. This reflects growing exposure to LEIDOS HOLDINGS INC (LDOS) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in LDOS increasing?

    Institutional interest in LDOS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.