GARTNER INC

Ticker: IT CUSIP: 366651107 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2025

Shares 20,203 Value ($000) $5,311 Avg Close $291.66 Range $223.65 - $409.76

Q3 2024

Shares 162 Value ($000) $82 Avg Close $480.74 Range $438.52 - $521.64

Q4 2023

Shares 4,530 Value ($000) $2,044 Avg Close $399.48 Range $323.61 - $469.58

Q3 2023

Shares 534 Value ($000) $183 Avg Close $348.82 Range $324.30 - $377.88

Q2 2023

Shares 2,506 Value ($000) $878 Avg Close $325.62 Range $292.60 - $363.12

Q2 2022

Shares 13 Value ($000) $3 Avg Close $266.05 Range $221.39 - $316.11

Q3 2021

Shares 10,241 Value ($000) $3,112 Avg Close $289.93 Range $242.87 - $327.20

Q2 2021

Shares 20,466 Value ($000) $4,957 Avg Close $218.76 Range $183.48 - $243.94

Q1 2021

Shares 74,423 Value ($000) $13,586 Avg Close $173.86 Range $149.74 - $191.66

Q4 2020

Shares 47,496 Value ($000) $7,608 Avg Close $144.06 Range $115.86 - $162.94

Q2 2020

Shares 1,744 Value ($000) $212 Avg Close $115.55 Range $88.81 - $138.72

Q4 2018

Shares 2,824 Value ($000) $361 Avg Close $144.26 Range $120.89 - $160.29

Q3 2018

Shares 7,281 Value ($000) $1,154 Avg Close $144.99 Range $128.00 - $161.21

Q4 2017

Shares 4,341 Value ($000) $535 Avg Close $121.44 Range $115.01 - $126.22

Q1 2017

Shares 10,275 Value ($000) $1,110 Avg Close $103.07 Range $90.37 - $112.42

Q4 2016

Shares 180 Value ($000) $18 Avg Close $96.64 Range $84.54 - $105.45

Q3 2016

Shares 2,892 Value ($000) $256 Avg Close $93.80 Range $87.86 - $100.74

Q2 2016

Shares 3,947 Value ($000) $384 Avg Close $95.03 Range $86.17 - $103.00

Q1 2015

Shares 530 Value ($000) $44 Avg Close $82.51 Range $74.39 - $86.28

Q2 2014

Shares 2,230 Value ($000) $157 Avg Close $69.70 Range $65.55 - $75.61

Q1 2014

Shares 247 Value ($000) $17 Avg Close $69.18 Range $61.28 - $73.53

Q2 2013

Shares 18 Value ($000) $1 Avg Close $56.76 Range $53.01 - $59.09

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	20,203	$5,311	$291.66	$223.65 - $409.76
Q3 2024	162	$82	$480.74	$438.52 - $521.64
Q4 2023	4,530	$2,044	$399.48	$323.61 - $469.58
Q3 2023	534	$183	$348.82	$324.30 - $377.88
Q2 2023	2,506	$878	$325.62	$292.60 - $363.12
Q2 2022	13	$3	$266.05	$221.39 - $316.11
Q3 2021	10,241	$3,112	$289.93	$242.87 - $327.20
Q2 2021	20,466	$4,957	$218.76	$183.48 - $243.94
Q1 2021	74,423	$13,586	$173.86	$149.74 - $191.66
Q4 2020	47,496	$7,608	$144.06	$115.86 - $162.94
Q2 2020	1,744	$212	$115.55	$88.81 - $138.72
Q4 2018	2,824	$361	$144.26	$120.89 - $160.29
Q3 2018	7,281	$1,154	$144.99	$128.00 - $161.21
Q4 2017	4,341	$535	$121.44	$115.01 - $126.22
Q1 2017	10,275	$1,110	$103.07	$90.37 - $112.42
Q4 2016	180	$18	$96.64	$84.54 - $105.45
Q3 2016	2,892	$256	$93.80	$87.86 - $100.74
Q2 2016	3,947	$384	$95.03	$86.17 - $103.00
Q1 2015	530	$44	$82.51	$74.39 - $86.28
Q2 2014	2,230	$157	$69.70	$65.55 - $75.61
Q1 2014	247	$17	$69.18	$61.28 - $73.53
Q2 2013	18	$1	$56.76	$53.01 - $59.09