KLA CORP

Ticker: KLAC CUSIP: 482480100 Class: COM NEW

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2025

Shares 1,740,082 Value ($000) $2,114,339 Avg Close $1171.91 Range $979.33 - $1286.81

Q3 2025

Shares 1,879,717 Value ($000) $2,027,463 Avg Close $930.36 Range $830.85 - $1083.78

Q2 2025

Shares 1,889,869 Value ($000) $1,692,831 Avg Close $748.55 Range $547.89 - $911.31

Q1 2025

Shares 1,699,689 Value ($000) $1,155,449 Avg Close $714.90 Range $626.53 - $787.27

Q4 2024

Shares 2,049,761 Value ($000) $1,291,595 Avg Close $669.07 Range $604.24 - $823.66

Q3 2024

Shares 2,604,636 Value ($000) $2,017,056 Avg Close $775.08 Range $639.56 - $884.65

Q2 2024

Shares 2,811,766 Value ($000) $2,318,329 Avg Close $728.44 Range $613.80 - $865.13

Q1 2024

Shares 2,783,594 Value ($000) $1,944,535 Avg Close $631.89 Range $533.07 - $718.19

Q4 2023

Shares 3,354,893 Value ($000) $1,950,199 Avg Close $510.90 Range $439.38 - $587.15

Q3 2023

Shares 3,348,729 Value ($000) $1,535,928 Avg Close $469.45 Range $431.39 - $509.83

Q2 2023

Shares 3,425,313 Value ($000) $1,661,345 Avg Close $407.84 Range $346.68 - $477.23

Q1 2023

Shares 3,281,322 Value ($000) $1,309,805 Avg Close $383.34 Range $350.54 - $417.01

Q4 2022

Shares 2,774,823 Value ($000) $1,046,192 Avg Close $337.92 Range $242.12 - $407.40

Q3 2022

Shares 2,833,553 Value ($000) $857,517 Avg Close $334.63 Range $272.74 - $384.72

Q2 2022

Shares 1,556,900 Value ($000) $496,777 Avg Close $323.74 Range $294.07 - $359.05

Q1 2022

Shares 126,760 Value ($000) $46,401 Avg Close $358.99 Range $298.47 - $438.16

Q4 2021

Shares 119,209 Value ($000) $51,273 Avg Close $369.50 Range $304.02 - $424.08

Q3 2021

Shares 122,766 Value ($000) $41,067 Avg Close $318.72 Range $273.94 - $358.15

Q2 2021

Shares 145,380 Value ($000) $47,134 Avg Close $304.93 Range $271.63 - $341.75

Q1 2021

Shares 146,277 Value ($000) $48,330 Avg Close $285.88 Range $244.18 - $324.26

Q4 2020

Shares 147,781 Value ($000) $38,262 Avg Close $220.47 Range $179.54 - $254.78

Q3 2020

Shares 151,682 Value ($000) $29,387 Avg Close $186.13 Range $161.70 - $206.30

Q2 2020

Shares 132,302 Value ($000) $25,730 Avg Close $160.31 Range $117.44 - $185.62

Q4 2016

Shares 62,096 Value ($000) $4,886 Avg Close $65.71 Range $59.77 - $71.83

Q3 2016

Shares 63,316 Value ($000) $4,414 Avg Close $61.47 Range $57.31 - $66.21

Q2 2016

Shares 63,316 Value ($000) $4,638 Avg Close $60.76 Range $57.25 - $63.93

Q1 2016

Shares 63,316 Value ($000) $4,610 Avg Close $56.58 Range $52.61 - $61.78

Q4 2015

Shares 64,111 Value ($000) $4,446 Avg Close $53.38 Range $40.48 - $58.84

Q3 2015

Shares 65,631 Value ($000) $3,282 Avg Close $42.50 Range $37.34 - $47.18

Q2 2015

Shares 66,291 Value ($000) $3,726,217 Avg Close $47.89 Range $45.44 - $49.96

Q1 2015

Shares 68,209 Value ($000) $3,975,903 Avg Close $52.00 Range $46.89 - $57.67

Q4 2014

Shares 67,886 Value ($000) $4,773,744 Avg Close $52.04 Range $42.19 - $59.17

Q3 2014

Shares 68,035 Value ($000) $5,360 Avg Close $48.63 Range $45.01 - $52.55

Q2 2014

Shares 108,260 Value ($000) $7,864 Avg Close $42.48 Range $39.45 - $46.73

Q1 2014

Shares 109,410 Value ($000) $7,564,607 Avg Close $41.11 Range $37.63 - $45.13

Q4 2013

Shares 237,780 Value ($000) $15,327,300 Avg Close $39.78 Range $36.98 - $42.15

Q3 2013

Shares 239,910 Value ($000) $14,598,525 Avg Close $36.71 Range $33.87 - $39.26

Q2 2013

Shares 21,480 Value ($000) $1,197,080 Avg Close $33.95 Range $31.11 - $35.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,740,082	$2,114,339	$1171.91	$979.33 - $1286.81
Q3 2025	1,879,717	$2,027,463	$930.36	$830.85 - $1083.78
Q2 2025	1,889,869	$1,692,831	$748.55	$547.89 - $911.31
Q1 2025	1,699,689	$1,155,449	$714.90	$626.53 - $787.27
Q4 2024	2,049,761	$1,291,595	$669.07	$604.24 - $823.66
Q3 2024	2,604,636	$2,017,056	$775.08	$639.56 - $884.65
Q2 2024	2,811,766	$2,318,329	$728.44	$613.80 - $865.13
Q1 2024	2,783,594	$1,944,535	$631.89	$533.07 - $718.19
Q4 2023	3,354,893	$1,950,199	$510.90	$439.38 - $587.15
Q3 2023	3,348,729	$1,535,928	$469.45	$431.39 - $509.83
Q2 2023	3,425,313	$1,661,345	$407.84	$346.68 - $477.23
Q1 2023	3,281,322	$1,309,805	$383.34	$350.54 - $417.01
Q4 2022	2,774,823	$1,046,192	$337.92	$242.12 - $407.40
Q3 2022	2,833,553	$857,517	$334.63	$272.74 - $384.72
Q2 2022	1,556,900	$496,777	$323.74	$294.07 - $359.05
Q1 2022	126,760	$46,401	$358.99	$298.47 - $438.16
Q4 2021	119,209	$51,273	$369.50	$304.02 - $424.08
Q3 2021	122,766	$41,067	$318.72	$273.94 - $358.15
Q2 2021	145,380	$47,134	$304.93	$271.63 - $341.75
Q1 2021	146,277	$48,330	$285.88	$244.18 - $324.26
Q4 2020	147,781	$38,262	$220.47	$179.54 - $254.78
Q3 2020	151,682	$29,387	$186.13	$161.70 - $206.30
Q2 2020	132,302	$25,730	$160.31	$117.44 - $185.62
Q4 2016	62,096	$4,886	$65.71	$59.77 - $71.83
Q3 2016	63,316	$4,414	$61.47	$57.31 - $66.21
Q2 2016	63,316	$4,638	$60.76	$57.25 - $63.93
Q1 2016	63,316	$4,610	$56.58	$52.61 - $61.78
Q4 2015	64,111	$4,446	$53.38	$40.48 - $58.84
Q3 2015	65,631	$3,282	$42.50	$37.34 - $47.18
Q2 2015	66,291	$3,726,217	$47.89	$45.44 - $49.96
Q1 2015	68,209	$3,975,903	$52.00	$46.89 - $57.67
Q4 2014	67,886	$4,773,744	$52.04	$42.19 - $59.17
Q3 2014	68,035	$5,360	$48.63	$45.01 - $52.55
Q2 2014	108,260	$7,864	$42.48	$39.45 - $46.73
Q1 2014	109,410	$7,564,607	$41.11	$37.63 - $45.13
Q4 2013	237,780	$15,327,300	$39.78	$36.98 - $42.15
Q3 2013	239,910	$14,598,525	$36.71	$33.87 - $39.26
Q2 2013	21,480	$1,197,080	$33.95	$31.11 - $35.91