GARTNER INC

Ticker: IT CUSIP: 366651107 Class: COM

Sustainable Growth Advisers, LP's Holding History (CIK: 0001290668)

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

Q4 2025

Shares 1,243,148 Value ($000) $313,621 Avg Close $240.69 Range $222.54 - $264.90

Q3 2025

Shares 1,466,771 Value ($000) $385,570 Avg Close $291.66 Range $223.65 - $409.76

Q2 2025

Shares 1,161,513 Value ($000) $469,507 Avg Close $418.44 Range $366.05 - $451.73

Q1 2025

Shares 676,325 Value ($000) $283,881 Avg Close $492.81 Range $409.50 - $584.01

Q4 2024

Shares 535,427 Value ($000) $259,398 Avg Close $515.55 Range $474.87 - $559.00

Q3 2024

Shares 706,544 Value ($000) $358,048 Avg Close $480.74 Range $438.52 - $521.64

Q2 2024

Shares 593,553 Value ($000) $266,541 Avg Close $444.91 Range $411.15 - $478.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,243,148	$313,621	$240.69	$222.54 - $264.90
Q3 2025	1,466,771	$385,570	$291.66	$223.65 - $409.76
Q2 2025	1,161,513	$469,507	$418.44	$366.05 - $451.73
Q1 2025	676,325	$283,881	$492.81	$409.50 - $584.01
Q4 2024	535,427	$259,398	$515.55	$474.87 - $559.00
Q3 2024	706,544	$358,048	$480.74	$438.52 - $521.64
Q2 2024	593,553	$266,541	$444.91	$411.15 - $478.82