LEIDOS HOLDINGS INC (LDOS) Institutional Shareholders
LEIDOS HOLDINGS INC (LDOS) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $10.25B in LDOS holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of LDOS tracked by InsiderSet, reporting ownership valued at approximately $1.02B in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $1.30B, representing an estimated gain of +27.18% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 48% of the total disclosed LDOS value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in LEIDOS HOLDINGS INC (LDOS).
This page ranks the largest institutional LDOS shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
754
Total Reported Value
$10.25B
Largest Holder
Blackrock, Inc.
Largest Position
$1.02B
Insider Transactions (90d)
12
Latest Filing Quarter
Q2 2026
New Institutional Positions
46
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.02% | 9,948,879 | $1,024,436,092 | $1,302,905,194 | +$278,469,102 | +27.18% | |
| Vanguard Capital Management Llc | 0.02% | 8,214,527 | $845,849,845 | $1,075,774,456 | +$229,924,611 | +27.18% | |
| State Street Corp | 0.02% | 6,277,845 | $646,429,700 | $822,146,581 | +$175,716,881 | +27.18% | |
| Vanguard Portfolio Management Llc | 0.02% | 5,368,745 | $552,819,673 | $703,090,845 | +$150,271,172 | +27.18% | |
| Jpmorgan Chase & Co | 0.02% | 3,833,352 | $385,022,165 | $502,015,778 | +$116,993,613 | +30.39% | |
| Geode Capital Management, Llc | 0.02% | 3,672,030 | $376,787,141 | $480,889,049 | +$104,101,908 | +27.63% | |
| Invesco Ltd. | 0.03% | 3,138,201 | $323,140,556 | $410,978,803 | +$87,838,247 | +27.18% | |
| First Trust Advisors Lp | 0.17% | 2,775,716 | $285,815,280 | $363,507,767 | +$77,692,487 | +27.18% | |
| Dimensional Fund Advisors Lp | 0.04% | 2,125,135 | $218,792,701 | $278,307,680 | +$59,514,979 | +27.20% | |
| Massachusetts Financial Services Co | 0.07% | 2,004,766 | $208,521,270 | $262,544,155 | +$54,022,885 | +25.91% | |
| Van Eck Associates Corp | 0.13% | 2,018,349 | $207,829,397 | $264,322,985 | +$56,493,588 | +27.18% | |
| Morgan Stanley | 0.01% | 1,792,747 | $184,599,324 | $234,778,147 | +$50,178,823 | +27.18% | |
| Fmr Llc | 0.01% | 1,731,409 | $178,283,144 | $226,745,323 | +$48,462,179 | +27.18% | |
| Boston Partners | 0.16% | 1,724,963 | $177,976,028 | $225,901,154 | +$47,925,126 | +26.93% | |
| Norges Bank | 0.02% | 1,708,078 | $175,880,792 | $223,689,895 | +$47,809,103 | +27.18% | |
| Goldman Sachs Group Inc | 0.02% | 1,695,872 | $174,623,957 | $222,091,397 | +$47,467,440 | +27.18% | |
| Hotchkis & Wiley Capital Management Llc | 0.49% | 1,644,950 | $169,380,502 | $215,422,652 | +$46,042,150 | +27.18% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.18% | 1,469,482 | $151,312,561 | $192,443,363 | +$41,130,802 | +27.18% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.03% | 859,631 | $133,689,815 | $112,577,276 | -$21,112,539 | -15.79% | |
| Sg Americas Securities, Llc | 0.08% | 1,283,702 | $132,183,000 | $168,113,614 | +$35,930,614 | +27.18% | |
| Victory Capital Management Inc | 0.07% | 1,256,517 | $129,383,555 | $164,553,466 | +$35,169,911 | +27.18% | |
| Northern Trust Corp | 0.01% | 1,072,072 | $110,391,252 | $140,398,549 | +$30,007,297 | +27.18% | |
| Qube Research & Technologies Ltd | 0.12% | 1,025,025 | $105,546,824 | $134,237,274 | +$28,690,450 | +27.18% | |
| Charles Schwab Investment Management Inc | 0.01% | 877,642 | $90,370,797 | $114,935,996 | +$24,565,199 | +27.18% | |
| Aqr Capital Management Llc | 0.03% | 826,507 | $83,468,911 | $108,239,357 | +$24,770,446 | +29.68% | |
| Bank Of America Corp | 0.01% | 753,841 | $77,622,969 | $98,723,017 | +$21,100,048 | +27.18% | |
| Legal & General Group Plc | 0.02% | 731,402 | $75,312,472 | $95,784,406 | +$20,471,934 | +27.18% | |
| Vanguard Fiduciary Trust Co | 0.02% | 706,028 | $72,699,703 | $92,461,427 | +$19,761,724 | +27.18% | |
| Deutsche Bank Ag\ | 0.02% | 670,075 | $68,997,622 | $87,753,022 | +$18,755,400 | +27.18% | |
| Bank Of New York Mellon Corp | 0.01% | 651,130 | $67,046,842 | $85,271,985 | +$18,225,143 | +27.18% | |
| Citadel Advisors Llc | 0.04% | 613,632 | $63,185,687 | $80,361,247 | +$17,175,560 | +27.18% | |
| Woodline Partners Lp | 0.19% | 606,332 | $62,434,006 | $79,405,239 | +$16,971,233 | +27.18% | |
| Millennium Management Llc | 0.04% | 604,047 | $62,198,720 | $79,105,995 | +$16,907,275 | +27.18% | |
| Alliancebernstein L.P. | 0.02% | 388,423 | $60,407,545 | $50,867,876 | -$9,539,669 | -15.79% | |
| Principal Financial Group Inc | 0.03% | 572,958 | $59,002,572 | $75,034,580 | +$16,032,008 | +27.17% | |
| Bnp Paribas Financial Markets | 0.03% | 562,818 | $57,953,369 | $73,706,645 | +$15,753,276 | +27.18% | |
| Pacer Advisors, Inc. | 0.15% | 554,466 | $57,093,000 | $72,612,867 | +$15,519,867 | +27.18% | |
| Allspring Global Investments Holdings, Llc | 0.08% | 495,988 | $51,121,486 | $64,954,588 | +$13,833,102 | +27.06% | |
| Ameriprise Financial Inc | 0.01% | 490,343 | $50,490,236 | $64,215,319 | +$13,725,083 | +27.18% | |
| Fil Ltd | 0.03% | 469,550 | $48,349,564 | $61,492,268 | +$13,142,704 | +27.18% | |
| Schroder Investment Management Group | 0.03% | 444,605 | $44,656,126 | $58,225,471 | +$13,569,345 | +30.39% | |
| Robeco Institutional Asset Management B.V. | 0.05% | 423,228 | $43,579,791 | $55,425,939 | +$11,846,148 | +27.18% | |
| Hsbc Holdings Plc | 0.02% | 415,545 | $42,411,373 | $54,419,773 | +$12,008,400 | +28.31% | |
| Neuberger Berman Group Llc | 0.03% | 410,120 | $42,230,060 | $53,709,315 | +$11,479,255 | +27.18% | |
| Citigroup Inc | 0.02% | 400,188 | $41,207,391 | $52,408,620 | +$11,201,229 | +27.18% | |
| Ubs Group Ag | 0.01% | 399,623 | $41,149,180 | $52,334,628 | +$11,185,448 | +27.18% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.02% | 369,419 | $38,039,103 | $48,379,112 | +$10,340,009 | +27.18% | |
| Lsv Asset Management | 0.07% | 360,200 | $37,090,000 | $47,171,792 | +$10,081,792 | +27.18% | |
| Swiss National Bank | 0.02% | 337,400 | $34,742,078 | $44,185,904 | +$9,443,826 | +27.18% | |
| Nuveen, Llc | 0.01% | 314,729 | $32,407,547 | $41,216,910 | +$8,809,363 | +27.18% |
Frequently asked questions about LDOS
Who owns the most LDOS stock?
The largest holders of LDOS are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for LEIDOS HOLDINGS INC (LDOS).
Is LDOS widely held by superinvestors?
Many widely followed stocks like LDOS appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly LDOS is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.