GARTNER INC

Ticker: IT CUSIP: 366651107 Class: COM

APG Asset Management N.V.'s Holding History (CIK: 0001434819)

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

Q4 2025

Shares 82,254 Value ($000) $17,669 Avg Close $240.69 Range $222.54 - $264.90

Q3 2025

Shares 86,518 Value ($000) $19,356 Avg Close $291.66 Range $223.65 - $409.76

Q2 2025

Shares 88,218 Value ($000) $30,378 Avg Close $418.44 Range $366.05 - $451.73

Q1 2025

Shares 86,134 Value ($000) $33,470 Avg Close $492.81 Range $409.50 - $584.01

Q4 2024

Shares 94,758 Value ($000) $44,334 Avg Close $515.55 Range $474.87 - $559.00

Q3 2024

Shares 54,424 Value ($000) $24,712 Avg Close $480.74 Range $438.52 - $521.64

Q2 2024

Shares 109,341 Value ($000) $45,814 Avg Close $444.91 Range $411.15 - $478.82

Q1 2024

Shares 53,952 Value ($000) $23,812 Avg Close $460.24 Range $424.53 - $486.54

Q4 2023

Shares 69,659 Value ($000) $28,447 Avg Close $399.48 Range $323.61 - $469.58

Q3 2023

Shares 61,548 Value ($000) $21,149 Avg Close $348.82 Range $324.30 - $377.88

Q2 2023

Shares 69,678 Value ($000) $22,373 Avg Close $325.62 Range $292.60 - $363.12

Q1 2023

Shares 71,414 Value ($000) $21,413 Avg Close $330.57 Range $299.07 - $356.67

Q4 2022

Shares 83,046 Value ($000) $28 Avg Close $322.72 Range $277.08 - $358.25

Q3 2022

Shares 13,448 Value ($000) $3,798 Avg Close $280.37 Range $231.05 - $317.63

Q2 2022

Shares 26,123 Value ($000) $6,043 Avg Close $266.05 Range $221.39 - $316.11

Q1 2022

Shares 25,151 Value ($000) $6,724 Avg Close $289.54 Range $257.50 - $334.53

Q4 2021

Shares 19,851 Value ($000) $5,836 Avg Close $321.54 Range $299.88 - $369.00

Q3 2021

Shares 25,051 Value ($000) $6,568 Avg Close $289.93 Range $242.87 - $327.20

Q2 2021

Shares 50,351 Value ($000) $10,283 Avg Close $218.76 Range $183.48 - $243.94

Q1 2021

Shares 29,151 Value ($000) $4,528 Avg Close $173.86 Range $149.74 - $191.66

Q4 2020

Shares 167,238 Value ($000) $21,895 Avg Close $144.06 Range $115.86 - $162.94

Q3 2020

Shares 166,735 Value ($000) $17,766 Avg Close $127.15 Range $116.51 - $136.09

Q2 2020

Shares 122,205 Value ($000) $13,201 Avg Close $115.55 Range $88.81 - $138.72

Q1 2020

Shares 141,733 Value ($000) $14,112 Avg Close $137.00 Range $76.91 - $165.27

Q4 2019

Shares 109,204 Value ($000) $14,992 Avg Close $152.69 Range $136.70 - $162.73

Q3 2019

Shares 109,104 Value ($000) $14,310 Avg Close $145.37 Range $124.77 - $171.78

Q2 2019

Shares 49,628 Value ($000) $7,014 Avg Close $156.37 Range $148.17 - $162.79

Q1 2019

Shares 42,628 Value ($000) $5,758 Avg Close $138.79 Range $122.50 - $151.83

Q4 2018

Shares 42,628 Value ($000) $4,767 Avg Close $144.26 Range $120.89 - $160.29

Q3 2018

Shares 45,328 Value ($000) $6,186 Avg Close $144.99 Range $128.00 - $161.21

Q2 2018

Shares 45,328 Value ($000) $5,160 Avg Close $128.01 Range $114.40 - $138.88

Q1 2018

Shares 45,328 Value ($000) $4,335 Avg Close $124.90 Range $111.57 - $142.16

Q4 2017

Shares 48,795 Value ($000) $5,004 Avg Close $121.44 Range $115.01 - $126.22

Q3 2017

Shares 54,055 Value ($000) $6,725 Avg Close $123.59 Range $115.86 - $130.02

Q2 2017

Shares 43,155 Value ($000) $5,330 Avg Close $116.06 Range $107.70 - $124.92

Q1 2017

Shares 43,609 Value ($000) $4,709 Avg Close $103.07 Range $90.37 - $112.42

Q4 2016

Shares 60,096 Value ($000) $5,759 Avg Close $96.64 Range $84.54 - $105.45

Q3 2016

Shares 83,352 Value ($000) $7,372 Avg Close $93.80 Range $87.86 - $100.74

Q2 2016

Shares 100,515 Value ($000) $9,791 Avg Close $95.03 Range $86.17 - $103.00

Q1 2016

Shares 81,815 Value ($000) $7,310 Avg Close $84.54 Range $77.80 - $89.73

Q4 2015

Shares 81,815 Value ($000) $7,420,621 Avg Close $88.55 Range $81.52 - $94.82

Q3 2015

Shares 81,815 Value ($000) $6,867 Avg Close $87.10 Range $79.93 - $92.46

Q2 2015

Shares 89,505 Value ($000) $7,678 Avg Close $85.73 Range $82.35 - $89.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	82,254	$17,669	$240.69	$222.54 - $264.90
Q3 2025	86,518	$19,356	$291.66	$223.65 - $409.76
Q2 2025	88,218	$30,378	$418.44	$366.05 - $451.73
Q1 2025	86,134	$33,470	$492.81	$409.50 - $584.01
Q4 2024	94,758	$44,334	$515.55	$474.87 - $559.00
Q3 2024	54,424	$24,712	$480.74	$438.52 - $521.64
Q2 2024	109,341	$45,814	$444.91	$411.15 - $478.82
Q1 2024	53,952	$23,812	$460.24	$424.53 - $486.54
Q4 2023	69,659	$28,447	$399.48	$323.61 - $469.58
Q3 2023	61,548	$21,149	$348.82	$324.30 - $377.88
Q2 2023	69,678	$22,373	$325.62	$292.60 - $363.12
Q1 2023	71,414	$21,413	$330.57	$299.07 - $356.67
Q4 2022	83,046	$28	$322.72	$277.08 - $358.25
Q3 2022	13,448	$3,798	$280.37	$231.05 - $317.63
Q2 2022	26,123	$6,043	$266.05	$221.39 - $316.11
Q1 2022	25,151	$6,724	$289.54	$257.50 - $334.53
Q4 2021	19,851	$5,836	$321.54	$299.88 - $369.00
Q3 2021	25,051	$6,568	$289.93	$242.87 - $327.20
Q2 2021	50,351	$10,283	$218.76	$183.48 - $243.94
Q1 2021	29,151	$4,528	$173.86	$149.74 - $191.66
Q4 2020	167,238	$21,895	$144.06	$115.86 - $162.94
Q3 2020	166,735	$17,766	$127.15	$116.51 - $136.09
Q2 2020	122,205	$13,201	$115.55	$88.81 - $138.72
Q1 2020	141,733	$14,112	$137.00	$76.91 - $165.27
Q4 2019	109,204	$14,992	$152.69	$136.70 - $162.73
Q3 2019	109,104	$14,310	$145.37	$124.77 - $171.78
Q2 2019	49,628	$7,014	$156.37	$148.17 - $162.79
Q1 2019	42,628	$5,758	$138.79	$122.50 - $151.83
Q4 2018	42,628	$4,767	$144.26	$120.89 - $160.29
Q3 2018	45,328	$6,186	$144.99	$128.00 - $161.21
Q2 2018	45,328	$5,160	$128.01	$114.40 - $138.88
Q1 2018	45,328	$4,335	$124.90	$111.57 - $142.16
Q4 2017	48,795	$5,004	$121.44	$115.01 - $126.22
Q3 2017	54,055	$6,725	$123.59	$115.86 - $130.02
Q2 2017	43,155	$5,330	$116.06	$107.70 - $124.92
Q1 2017	43,609	$4,709	$103.07	$90.37 - $112.42
Q4 2016	60,096	$5,759	$96.64	$84.54 - $105.45
Q3 2016	83,352	$7,372	$93.80	$87.86 - $100.74
Q2 2016	100,515	$9,791	$95.03	$86.17 - $103.00
Q1 2016	81,815	$7,310	$84.54	$77.80 - $89.73
Q4 2015	81,815	$7,420,621	$88.55	$81.52 - $94.82
Q3 2015	81,815	$6,867	$87.10	$79.93 - $92.46
Q2 2015	89,505	$7,678	$85.73	$82.35 - $89.10