GARTNER INC

Ticker: IT CUSIP: 366651107 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025

Shares 67,603 Value ($000) $17,055 Avg Close $240.69 Range $222.54 - $264.90

Q3 2025

Shares 15,626 Value ($000) $4,108 Avg Close $291.66 Range $223.65 - $409.76

Q2 2025

Shares 225,265 Value ($000) $91,057 Avg Close $418.44 Range $366.05 - $451.73

Q1 2025

Shares 49,894 Value ($000) $20,943 Avg Close $492.81 Range $409.50 - $584.01

Q3 2024

Shares 11,854 Value ($000) $6,007 Avg Close $480.74 Range $438.52 - $521.64

Q2 2024

Shares 50,656 Value ($000) $22,748 Avg Close $444.91 Range $411.15 - $478.82

Q1 2024

Shares 165,511 Value ($000) $78,894 Avg Close $460.24 Range $424.53 - $486.54

Q4 2023

Shares 110,352 Value ($000) $49,781 Avg Close $399.48 Range $323.61 - $469.58

Q3 2023

Shares 562,007 Value ($000) $193,111 Avg Close $348.82 Range $324.30 - $377.88

Q2 2023

Shares 247,235 Value ($000) $86,609 Avg Close $325.62 Range $292.60 - $363.12

Q1 2023

Shares 11,516 Value ($000) $3,752 Avg Close $330.57 Range $299.07 - $356.67

Q4 2022

Shares 455,101 Value ($000) $152,978 Avg Close $322.72 Range $277.08 - $358.25

Q3 2022

Shares 653,939 Value ($000) $180,939 Avg Close $280.37 Range $231.05 - $317.63

Q2 2022

Shares 630,831 Value ($000) $152,554 Avg Close $266.05 Range $221.39 - $316.11

Q1 2022

Shares 408,440 Value ($000) $121,494 Avg Close $289.54 Range $257.50 - $334.53

Q4 2021

Shares 266,244 Value ($000) $89,011 Avg Close $321.54 Range $299.88 - $369.00

Q3 2021

Shares 209,541 Value ($000) $63,675 Avg Close $289.93 Range $242.87 - $327.20

Q2 2021

Shares 629,405 Value ($000) $152,442 Avg Close $218.76 Range $183.48 - $243.94

Q1 2021

Shares 126,260 Value ($000) $23,049 Avg Close $173.86 Range $149.74 - $191.66

Q4 2020

Shares 116,149 Value ($000) $18,606 Avg Close $144.06 Range $115.86 - $162.94

Q3 2020

Shares 63,062 Value ($000) $7,880 Avg Close $127.15 Range $116.51 - $136.09

Q2 2020

Shares 40,177 Value ($000) $4,875 Avg Close $115.55 Range $88.81 - $138.72

Q1 2020

Shares 430,981 Value ($000) $42,913 Avg Close $137.00 Range $76.91 - $165.27

Q4 2019

Shares 66,325 Value ($000) $10,221 Avg Close $152.69 Range $136.70 - $162.73

Q3 2019

Shares 102,254 Value ($000) $14,622 Avg Close $145.37 Range $124.77 - $171.78

Q2 2019

Shares 529,999 Value ($000) $85,298 Avg Close $156.37 Range $148.17 - $162.79

Q1 2019

Shares 128,043 Value ($000) $19,422 Avg Close $138.79 Range $122.50 - $151.83

Q4 2018

Shares 133,103 Value ($000) $17,016 Avg Close $144.26 Range $120.89 - $160.29

Q3 2018

Shares 7,128 Value ($000) $1,130 Avg Close $144.99 Range $128.00 - $161.21

Q2 2018

Shares 581,226 Value ($000) $77,245 Avg Close $128.01 Range $114.40 - $138.88

Q1 2018

Shares 504,971 Value ($000) $59,395 Avg Close $124.90 Range $111.57 - $142.16

Q4 2017

Shares 308,839 Value ($000) $38,034 Avg Close $121.44 Range $115.01 - $126.22

Q3 2017

Shares 35,766 Value ($000) $4,450 Avg Close $123.59 Range $115.86 - $130.02

Q2 2017

Shares 457,802 Value ($000) $56,543 Avg Close $116.06 Range $107.70 - $124.92

Q1 2017

Shares 582,495 Value ($000) $62,904 Avg Close $103.07 Range $90.37 - $112.42

Q4 2016

Shares 94,290 Value ($000) $9,530 Avg Close $96.64 Range $84.54 - $105.45

Q3 2016

Shares 305,960 Value ($000) $27,063 Avg Close $93.80 Range $87.86 - $100.74

Q2 2016

Shares 12,310 Value ($000) $1,199 Avg Close $95.03 Range $86.17 - $103.00

Q1 2016

Shares 18,532 Value ($000) $1,656 Avg Close $84.54 Range $77.80 - $89.73

Q4 2015

Shares 8,551 Value ($000) $776 Avg Close $88.55 Range $81.52 - $94.82

Q2 2015

Shares 464,417 Value ($000) $39,838 Avg Close $85.73 Range $82.35 - $89.10

Q1 2015

Shares 335,504 Value ($000) $28,132 Avg Close $82.51 Range $74.39 - $86.28

Q3 2014

Shares 4,665 Value ($000) $343 Avg Close $72.66 Range $67.83 - $76.82

Q2 2014

Shares 33,922 Value ($000) $2,392 Avg Close $69.70 Range $65.55 - $75.61

Q4 2013

Shares 24,910 Value ($000) $1,770 Avg Close $63.15 Range $57.19 - $71.49

Q3 2013

Shares 13,621 Value ($000) $817 Avg Close $58.89 Range $55.75 - $63.00

Q2 2013

Shares 12,089 Value ($000) $689 Avg Close $56.76 Range $53.01 - $59.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	67,603	$17,055	$240.69	$222.54 - $264.90
Q3 2025	15,626	$4,108	$291.66	$223.65 - $409.76
Q2 2025	225,265	$91,057	$418.44	$366.05 - $451.73
Q1 2025	49,894	$20,943	$492.81	$409.50 - $584.01
Q3 2024	11,854	$6,007	$480.74	$438.52 - $521.64
Q2 2024	50,656	$22,748	$444.91	$411.15 - $478.82
Q1 2024	165,511	$78,894	$460.24	$424.53 - $486.54
Q4 2023	110,352	$49,781	$399.48	$323.61 - $469.58
Q3 2023	562,007	$193,111	$348.82	$324.30 - $377.88
Q2 2023	247,235	$86,609	$325.62	$292.60 - $363.12
Q1 2023	11,516	$3,752	$330.57	$299.07 - $356.67
Q4 2022	455,101	$152,978	$322.72	$277.08 - $358.25
Q3 2022	653,939	$180,939	$280.37	$231.05 - $317.63
Q2 2022	630,831	$152,554	$266.05	$221.39 - $316.11
Q1 2022	408,440	$121,494	$289.54	$257.50 - $334.53
Q4 2021	266,244	$89,011	$321.54	$299.88 - $369.00
Q3 2021	209,541	$63,675	$289.93	$242.87 - $327.20
Q2 2021	629,405	$152,442	$218.76	$183.48 - $243.94
Q1 2021	126,260	$23,049	$173.86	$149.74 - $191.66
Q4 2020	116,149	$18,606	$144.06	$115.86 - $162.94
Q3 2020	63,062	$7,880	$127.15	$116.51 - $136.09
Q2 2020	40,177	$4,875	$115.55	$88.81 - $138.72
Q1 2020	430,981	$42,913	$137.00	$76.91 - $165.27
Q4 2019	66,325	$10,221	$152.69	$136.70 - $162.73
Q3 2019	102,254	$14,622	$145.37	$124.77 - $171.78
Q2 2019	529,999	$85,298	$156.37	$148.17 - $162.79
Q1 2019	128,043	$19,422	$138.79	$122.50 - $151.83
Q4 2018	133,103	$17,016	$144.26	$120.89 - $160.29
Q3 2018	7,128	$1,130	$144.99	$128.00 - $161.21
Q2 2018	581,226	$77,245	$128.01	$114.40 - $138.88
Q1 2018	504,971	$59,395	$124.90	$111.57 - $142.16
Q4 2017	308,839	$38,034	$121.44	$115.01 - $126.22
Q3 2017	35,766	$4,450	$123.59	$115.86 - $130.02
Q2 2017	457,802	$56,543	$116.06	$107.70 - $124.92
Q1 2017	582,495	$62,904	$103.07	$90.37 - $112.42
Q4 2016	94,290	$9,530	$96.64	$84.54 - $105.45
Q3 2016	305,960	$27,063	$93.80	$87.86 - $100.74
Q2 2016	12,310	$1,199	$95.03	$86.17 - $103.00
Q1 2016	18,532	$1,656	$84.54	$77.80 - $89.73
Q4 2015	8,551	$776	$88.55	$81.52 - $94.82
Q2 2015	464,417	$39,838	$85.73	$82.35 - $89.10
Q1 2015	335,504	$28,132	$82.51	$74.39 - $86.28
Q3 2014	4,665	$343	$72.66	$67.83 - $76.82
Q2 2014	33,922	$2,392	$69.70	$65.55 - $75.61
Q4 2013	24,910	$1,770	$63.15	$57.19 - $71.49
Q3 2013	13,621	$817	$58.89	$55.75 - $63.00
Q2 2013	12,089	$689	$56.76	$53.01 - $59.09