SEI Investments’s Leidos LDOS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$29.8M Buy
289,102
+40,548
+16% +$5.38M 0.03% 628
2026
Q1
$38.7M Buy
248,554
+37,600
+18% +$6.75M 0.04% 510
2025
Q4
$38.1M Buy
210,954
+24,439
+13% +$4.63M 0.04% 484
2025
Q3
$35.2M Buy
186,515
+14,182
+8% +$2.47M 0.04% 488
2025
Q2
$27.2M Buy
172,333
+6,862
+4% +$1.01M 0.03% 565
2025
Q1
$22.3M Buy
165,471
+1,624
+1% +$227K 0.03% 624
2024
Q4
$23.6M Buy
163,847
+99,610
+155% +$16.6M 0.03% 606
2024
Q3
$10.5M Buy
64,237
+20,105
+46% +$3.04M 0.01% 970
2024
Q2
$6.44M Buy
44,132
+4,106
+10% +$574K 0.01% 1123
2024
Q1
$5.25M Buy
40,026
+2,390
+6% +$285K 0.01% 1198
2023
Q4
$4.07M Buy
37,636
+11,190
+42% +$1.14M 0.01% 1270
2023
Q3
$2.44M Sell
26,446
-8,342
-24% -$785K ﹤0.01% 1506
2023
Q2
$3.08M Sell
34,788
-2,936
-8% -$250K 0.01% 1441
2023
Q1
$3.47M Buy
37,724
+1,780
+5% +$172K 0.01% 1369
2022
Q4
$3.78M Buy
35,944
+1,175
+3% +$120K 0.01% 1178
2022
Q3
$3.04M Sell
34,769
-8,527
-20% -$833K 0.01% 1339
2022
Q2
$4.37M Buy
43,296
+1,602
+4% +$166K 0.01% 1167
2022
Q1
$4.5M Buy
41,694
+12,646
+44% +$1.22M 0.01% 1157
2021
Q4
$2.59M Buy
29,048
+71
+0.2% +$6.65K ﹤0.01% 1480
2021
Q3
$2.79M Sell
28,977
-2,562
-8% -$254K 0.01% 1362
2021
Q2
$3.19M Sell
31,539
-71,467
-69% -$7.34M 0.01% 1292
2021
Q1
$10.1M Sell
103,006
-3,389
-3% -$342K 0.03% 665
2020
Q4
$11.2M Sell
106,395
-38,913
-27% -$3.73M 0.03% 582
2020
Q3
$12.9M Buy
145,308
+26,577
+22% +$2.4M 0.04% 442
2020
Q2
$11.1M Sell
118,731
-12,848
-10% -$1.27M 0.03% 498
2020
Q1
$12.1M Buy
131,579
+57,761
+78% +$5.83M 0.04% 399
2019
Q4
$7.24M Buy
73,818
+32,029
+77% +$2.82M 0.02% 726
2019
Q3
$3.58M Buy
41,789
+1,976
+5% +$166K 0.01% 1068
2019
Q2
$3.18M Buy
39,813
+389
+1% +$28.4K 0.01% 1121
2019
Q1
$2.53M Buy
39,424
+14,891
+61% +$899K 0.01% 1213
2018
Q4
$1.66M Buy
24,533
+519
+2% +$32.3K 0.01% 1370
2018
Q3
$1.66M Buy
24,014
+14,352
+149% +$974K 0.01% 1319
2018
Q2
$571K Sell
9,662
-974
-9% -$60.7K ﹤0.01% 1773
2018
Q1
$696K Buy
10,636
+228
+2% +$15K ﹤0.01% 1532
2017
Q4
$672K Buy
10,408
+2,744
+36% +$172K ﹤0.01% 1595
2017
Q3
$454K Sell
7,664
-9,094
-54% -$506K ﹤0.01% 1664
2017
Q2
$867K Sell
16,758
-24,975
-60% -$1.33M ﹤0.01% 1475
2017
Q1
$2.13M Sell
41,733
-1,837
-4% -$94.6K 0.01% 1125
2016
Q4
$2.23M Sell
43,570
-18,428
-30% -$862K 0.01% 1114
2016
Q3
$2.68M Buy
61,998
+50,755
+451% +$2.3M 0.01% 976
2016
Q2
$538K Buy
11,243
+5,274
+88% +$261K ﹤0.01% 1336
2016
Q1
$300K Buy
5,969
+1,079
+22% +$51.4K ﹤0.01% 1434
2015
Q4
$275K Buy
4,890
+3,577
+272% +$189K ﹤0.01% 1481
2015
Q3
$55K Sell
1,313
-915
-41% -$38.2K ﹤0.01% 1901
2015
Q2
$90K Sell
2,228
-96
-4% -$4.04K ﹤0.01% 1571
2015
Q1
$96K Buy
2,324
+1,605
+223% +$69.8K ﹤0.01% 1557
2014
Q4
$28K Buy
+719
New +$28.1K ﹤0.01% 1780

Other funds holding LDOS

SEI Investments's LDOS Position: Q2 2026 in Review

SEI Investments increased its Leidos (LDOS) stake by 16% in Q2 2026, buying an estimated $5.38M and bringing the position to 289,102 shares worth $29.8M. The position accounts for 0.03% of the portfolio, ranked #628.

SEI Investments first reported a position in LDOS in Q4 2014 and has held it in 47 quarters since. The position peaked at $38.7M in Q1 2026. 767 funds tracked by Wall St. Rank hold LDOS as of Q2 2026.

  • SEI Investments held 289,102 shares of Leidos worth $29.8M as of Q2 2026.
  • SEI Investments bought 40,548 Leidos shares in Q2 2026, an estimated $5.38M.
  • Leidos made up 0.03% of SEI Investments's portfolio in Q2 2026, its #628 holding.
  • SEI Investments first reported a position in Leidos in Q4 2014 and has held it in 47 quarters since.
  • SEI Investments's Leidos position peaked at $38.7M in Q1 2026.
  • 767 funds tracked by Wall St. Rank held Leidos as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.