LEIDOS HOLDINGS INC

Ticker: LDOS CUSIP: 525327102 Class: Common Stock

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 215,400 Value ($000) $38,858 Avg Close $189.10 Range $180.00 - $205.30

Q3 2025

Shares 133,662 Value ($000) $25,257 Avg Close $173.36 Range $155.62 - $190.25

Q2 2025

Shares 189,273 Value ($000) $29,860 Avg Close $146.85 Range $127.41 - $159.86

Q4 2024

Shares 424,865 Value ($000) $61,206 Avg Close $164.34 Range $140.51 - $200.33

Q3 2024

Shares 584,843 Value ($000) $95,329 Avg Close $149.09 Range $138.30 - $161.20

Q2 2024

Shares 554,926 Value ($000) $80,953 Avg Close $137.35 Range $121.05 - $148.64

Q1 2024

Shares 503,532 Value ($000) $66,008 Avg Close $116.81 Range $104.19 - $129.17

Q4 2023

Shares 480,320 Value ($000) $51,990 Avg Close $99.50 Range $87.08 - $108.72

Q3 2023

Shares 316,130 Value ($000) $29,135 Avg Close $91.57 Range $85.18 - $98.80

Q2 2023

Shares 147,530 Value ($000) $13,053 Avg Close $82.56 Range $74.14 - $91.79

Q4 2022

Shares 154,328 Value ($000) $16,234 Avg Close $98.47 Range $84.58 - $106.59

Q3 2022

Shares 149,954 Value ($000) $13,116 Avg Close $93.59 Range $83.84 - $103.25

Q2 2022

Shares 142,300 Value ($000) $14,331 Avg Close $98.93 Range $87.81 - $106.00

Q1 2022

Shares 403,909 Value ($000) $43,630 Avg Close $91.68 Range $77.06 - $104.56

Q4 2021

Shares 64,815 Value ($000) $5,762 Avg Close $88.71 Range $78.66 - $97.21

Q2 2021

Shares 78,437 Value ($000) $7,930 Avg Close $96.59 Range $90.07 - $101.50

Q3 2020

Shares 41,636 Value ($000) $3,712 Avg Close $84.14 Range $78.18 - $92.91

Q2 2018

Shares 328,910 Value ($000) $19,406 Avg Close $55.81 Range $51.42 - $60.33

Q1 2018

Shares 164,153 Value ($000) $10,736 Avg Close $58.80 Range $54.21 - $62.41

Q2 2017

Shares 565,216 Value ($000) $29,216 Avg Close $46.68 Range $43.64 - $49.62

Q1 2017

Shares 1,407,476 Value ($000) $71,978 Avg Close $44.89 Range $41.61 - $48.13

Q4 2016

Shares 178,261 Value ($000) $9,116 Avg Close $40.49 Range $35.42 - $45.76

Q2 2016

Shares 554,484 Value ($000) $26,543 Avg Close $31.08 Range $28.52 - $32.93

Q1 2016

Shares 176,082 Value ($000) $8,860 Avg Close $29.76 Range $25.02 - $37.05

Q3 2015

Shares 24,755 Value ($000) $1,023 Avg Close $25.66 Range $23.26 - $27.94

Q4 2014

Shares 41,399 Value ($000) $1,802 Avg Close $23.33 Range $20.02 - $26.78

Q3 2014

Shares 138,184 Value ($000) $4,744 Avg Close $21.77 Range $18.78 - $22.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	215,400	$38,858	$189.10	$180.00 - $205.30
Q3 2025	133,662	$25,257	$173.36	$155.62 - $190.25
Q2 2025	189,273	$29,860	$146.85	$127.41 - $159.86
Q4 2024	424,865	$61,206	$164.34	$140.51 - $200.33
Q3 2024	584,843	$95,329	$149.09	$138.30 - $161.20
Q2 2024	554,926	$80,953	$137.35	$121.05 - $148.64
Q1 2024	503,532	$66,008	$116.81	$104.19 - $129.17
Q4 2023	480,320	$51,990	$99.50	$87.08 - $108.72
Q3 2023	316,130	$29,135	$91.57	$85.18 - $98.80
Q2 2023	147,530	$13,053	$82.56	$74.14 - $91.79
Q4 2022	154,328	$16,234	$98.47	$84.58 - $106.59
Q3 2022	149,954	$13,116	$93.59	$83.84 - $103.25
Q2 2022	142,300	$14,331	$98.93	$87.81 - $106.00
Q1 2022	403,909	$43,630	$91.68	$77.06 - $104.56
Q4 2021	64,815	$5,762	$88.71	$78.66 - $97.21
Q2 2021	78,437	$7,930	$96.59	$90.07 - $101.50
Q3 2020	41,636	$3,712	$84.14	$78.18 - $92.91
Q2 2018	328,910	$19,406	$55.81	$51.42 - $60.33
Q1 2018	164,153	$10,736	$58.80	$54.21 - $62.41
Q2 2017	565,216	$29,216	$46.68	$43.64 - $49.62
Q1 2017	1,407,476	$71,978	$44.89	$41.61 - $48.13
Q4 2016	178,261	$9,116	$40.49	$35.42 - $45.76
Q2 2016	554,484	$26,543	$31.08	$28.52 - $32.93
Q1 2016	176,082	$8,860	$29.76	$25.02 - $37.05
Q3 2015	24,755	$1,023	$25.66	$23.26 - $27.94
Q4 2014	41,399	$1,802	$23.33	$20.02 - $26.78
Q3 2014	138,184	$4,744	$21.77	$18.78 - $22.93