KLA CORP

Ticker: KLAC CUSIP: 482480100 Class: COM NEW

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025

Shares 433,890 Value ($000) $527,211 Avg Close $1171.91 Range $979.33 - $1286.81

Q3 2025

Shares 586,524 Value ($000) $632,625 Avg Close $930.36 Range $830.85 - $1083.78

Q2 2025

Shares 599,383 Value ($000) $536,891 Avg Close $748.55 Range $547.89 - $911.31

Q1 2025

Shares 605,039 Value ($000) $411,305 Avg Close $714.90 Range $626.53 - $787.27

Q4 2024

Shares 613,095 Value ($000) $386,323 Avg Close $669.07 Range $604.24 - $823.66

Q3 2024

Shares 621,715 Value ($000) $481,462 Avg Close $775.08 Range $639.56 - $884.65

Q2 2024

Shares 627,081 Value ($000) $517,034 Avg Close $728.44 Range $613.80 - $865.13

Q1 2024

Shares 636,673 Value ($000) $444,761 Avg Close $631.89 Range $533.07 - $718.19

Q4 2023

Shares 643,503 Value ($000) $374,068 Avg Close $510.90 Range $439.38 - $587.15

Q3 2023

Shares 752,371 Value ($000) $345,083 Avg Close $469.45 Range $431.39 - $509.83

Q2 2023

Shares 764,666 Value ($000) $370,878 Avg Close $407.84 Range $346.68 - $477.23

Q1 2023

Shares 724,701 Value ($000) $289,279 Avg Close $383.34 Range $350.54 - $417.01

Q4 2022

Shares 818,000 Value ($000) $308,410 Avg Close $337.92 Range $242.12 - $407.40

Q3 2022

Shares 828,822 Value ($000) $250,826 Avg Close $334.63 Range $272.74 - $384.72

Q2 2022

Shares 826,594 Value ($000) $263,749 Avg Close $323.74 Range $294.07 - $359.05

Q1 2022

Shares 700,202 Value ($000) $256,316 Avg Close $358.99 Range $298.47 - $438.16

Q4 2021

Shares 575,715 Value ($000) $247,621 Avg Close $369.50 Range $304.02 - $424.08

Q3 2021

Shares 583,982 Value ($000) $195,348 Avg Close $318.72 Range $273.94 - $358.15

Q2 2021

Shares 533,488 Value ($000) $172,962 Avg Close $304.93 Range $271.63 - $341.75

Q1 2021

Shares 546,868 Value ($000) $180,685 Avg Close $285.88 Range $244.18 - $324.26

Q4 2020

Shares 1,054,203 Value ($000) $272,944 Avg Close $220.47 Range $179.54 - $254.78

Q3 2020

Shares 1,098,425 Value ($000) $212,809 Avg Close $186.13 Range $161.70 - $206.30

Q2 2020

Shares 1,171,439 Value ($000) $227,821 Avg Close $160.31 Range $117.44 - $185.62

Q1 2020

Shares 1,229,741 Value ($000) $176,763 Avg Close $150.21 Range $103.06 - $171.72

Q4 2019

Shares 1,200,013 Value ($000) $213,806 Avg Close $155.73 Range $142.30 - $167.48

Q3 2019

Shares 1,623,369 Value ($000) $258,846 Avg Close $129.13 Range $106.76 - $150.68

Q2 2019

Shares 1,639,725 Value ($000) $193,815 Avg Close $106.14 Range $93.34 - $118.03

Q1 2019

Shares 1,682,339 Value ($000) $200,888 Avg Close $98.08 Range $77.84 - $114.05

Q4 2018

Shares 1,596,729 Value ($000) $142,891 Avg Close $84.23 Range $73.26 - $92.78

Q1 2018

Shares 1,100 Value ($000) $120 Avg Close $98.66 Range $84.98 - $110.22

Q4 2017

Shares 1,118 Value ($000) $117 Avg Close $92.93 Range $87.45 - $101.17

Q4 2015

Shares 301 Value ($000) $21 Avg Close $53.38 Range $40.48 - $58.84

Q3 2015

Shares 337 Value ($000) $17 Avg Close $42.50 Range $37.34 - $47.18

Q1 2014

Shares 498 Value ($000) $34 Avg Close $41.11 Range $37.63 - $45.13

Q1 2013

Shares 314 Value ($000) $17 Avg Close $32.87 Range $29.13 - $35.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	433,890	$527,211	$1171.91	$979.33 - $1286.81
Q3 2025	586,524	$632,625	$930.36	$830.85 - $1083.78
Q2 2025	599,383	$536,891	$748.55	$547.89 - $911.31
Q1 2025	605,039	$411,305	$714.90	$626.53 - $787.27
Q4 2024	613,095	$386,323	$669.07	$604.24 - $823.66
Q3 2024	621,715	$481,462	$775.08	$639.56 - $884.65
Q2 2024	627,081	$517,034	$728.44	$613.80 - $865.13
Q1 2024	636,673	$444,761	$631.89	$533.07 - $718.19
Q4 2023	643,503	$374,068	$510.90	$439.38 - $587.15
Q3 2023	752,371	$345,083	$469.45	$431.39 - $509.83
Q2 2023	764,666	$370,878	$407.84	$346.68 - $477.23
Q1 2023	724,701	$289,279	$383.34	$350.54 - $417.01
Q4 2022	818,000	$308,410	$337.92	$242.12 - $407.40
Q3 2022	828,822	$250,826	$334.63	$272.74 - $384.72
Q2 2022	826,594	$263,749	$323.74	$294.07 - $359.05
Q1 2022	700,202	$256,316	$358.99	$298.47 - $438.16
Q4 2021	575,715	$247,621	$369.50	$304.02 - $424.08
Q3 2021	583,982	$195,348	$318.72	$273.94 - $358.15
Q2 2021	533,488	$172,962	$304.93	$271.63 - $341.75
Q1 2021	546,868	$180,685	$285.88	$244.18 - $324.26
Q4 2020	1,054,203	$272,944	$220.47	$179.54 - $254.78
Q3 2020	1,098,425	$212,809	$186.13	$161.70 - $206.30
Q2 2020	1,171,439	$227,821	$160.31	$117.44 - $185.62
Q1 2020	1,229,741	$176,763	$150.21	$103.06 - $171.72
Q4 2019	1,200,013	$213,806	$155.73	$142.30 - $167.48
Q3 2019	1,623,369	$258,846	$129.13	$106.76 - $150.68
Q2 2019	1,639,725	$193,815	$106.14	$93.34 - $118.03
Q1 2019	1,682,339	$200,888	$98.08	$77.84 - $114.05
Q4 2018	1,596,729	$142,891	$84.23	$73.26 - $92.78
Q1 2018	1,100	$120	$98.66	$84.98 - $110.22
Q4 2017	1,118	$117	$92.93	$87.45 - $101.17
Q4 2015	301	$21	$53.38	$40.48 - $58.84
Q3 2015	337	$17	$42.50	$37.34 - $47.18
Q1 2014	498	$34	$41.11	$37.63 - $45.13
Q1 2013	314	$17	$32.87	$29.13 - $35.65