KLA CORP

Ticker: KLAC CUSIP: 482480100 Class: COM NEW

PARNASSUS INVESTMENTS, LLC's Holding History (CIK: 0000948669)

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

Q4 2025

Shares 623,664 Value ($000) $757,802 Avg Close $1171.91 Range $979.33 - $1286.81

Q3 2025

Shares 720,458 Value ($000) $777,086 Avg Close $930.36 Range $830.85 - $1083.78

Q2 2025

Shares 655,060 Value ($000) $586,763 Avg Close $748.55 Range $547.89 - $911.31

Q1 2025

Shares 670,441 Value ($000) $455,766 Avg Close $714.90 Range $626.53 - $787.27

Q4 2024

Shares 733,328 Value ($000) $462,085 Avg Close $669.07 Range $604.24 - $823.66

Q3 2024

Shares 152,361 Value ($000) $117,990 Avg Close $775.08 Range $639.56 - $884.65

Q2 2024

Shares 153,567 Value ($000) $126,618 Avg Close $728.44 Range $613.80 - $865.13

Q1 2024

Shares 163,633 Value ($000) $114,309 Avg Close $631.89 Range $533.07 - $718.19

Q4 2023

Shares 300,555 Value ($000) $174,713 Avg Close $510.90 Range $439.38 - $587.15

Q3 2023

Shares 308,448 Value ($000) $141,473 Avg Close $469.45 Range $431.39 - $509.83

Q2 2023

Shares 308,448 Value ($000) $149,603 Avg Close $407.84 Range $346.68 - $477.23

Q1 2023

Shares 343,888 Value ($000) $137,270 Avg Close $383.34 Range $350.54 - $417.01

Q4 2022

Shares 439,594 Value ($000) $165,740 Avg Close $337.92 Range $242.12 - $407.40

Q3 2022

Shares 267,260 Value ($000) $80,881 Avg Close $334.63 Range $272.74 - $384.72

Q2 2022

Shares 266,079 Value ($000) $84,900 Avg Close $323.74 Range $294.07 - $359.05

Q1 2022

Shares 502,153 Value ($000) $183,818 Avg Close $358.99 Range $298.47 - $438.16

Q4 2021

Shares 560,534 Value ($000) $241,091 Avg Close $369.50 Range $304.02 - $424.08

Q3 2021

Shares 676,491 Value ($000) $226,293 Avg Close $318.72 Range $273.94 - $358.15

Q2 2021

Shares 676,491 Value ($000) $219,325 Avg Close $304.93 Range $271.63 - $341.75

Q1 2021

Shares 832,802 Value ($000) $275,158 Avg Close $285.88 Range $244.18 - $324.26

Q4 2020

Shares 897,542 Value ($000) $232,383 Avg Close $220.47 Range $179.54 - $254.78

Q3 2020

Shares 910,430 Value ($000) $176,387 Avg Close $186.13 Range $161.70 - $206.30

Q2 2020

Shares 822,730 Value ($000) $160,005 Avg Close $160.31 Range $117.44 - $185.62

Q1 2020

Shares 738,146 Value ($000) $106,101 Avg Close $150.21 Range $103.06 - $171.72

Q2 2018

Shares 1,505,015 Value ($000) $154,309 Avg Close $97.03 Range $87.08 - $106.13

Q1 2018

Shares 2,172,990 Value ($000) $236,878 Avg Close $98.66 Range $84.98 - $110.22

Q4 2017

Shares 3,412,277 Value ($000) $358,528 Avg Close $92.93 Range $87.45 - $101.17

Q3 2017

Shares 3,410,564 Value ($000) $361,520 Avg Close $83.67 Range $76.77 - $93.25

Q2 2017

Shares 3,464,252 Value ($000) $317,014 Avg Close $86.97 Range $79.53 - $95.69

Q1 2017

Shares 3,455,075 Value ($000) $320,116 Avg Close $76.28 Range $67.20 - $84.16

Q4 2016

Shares 3,448,917 Value ($000) $271,361 Avg Close $65.71 Range $59.77 - $71.83

Q3 2016

Shares 1,679,415 Value ($000) $117,072 Avg Close $61.47 Range $57.31 - $66.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	623,664	$757,802	$1171.91	$979.33 - $1286.81
Q3 2025	720,458	$777,086	$930.36	$830.85 - $1083.78
Q2 2025	655,060	$586,763	$748.55	$547.89 - $911.31
Q1 2025	670,441	$455,766	$714.90	$626.53 - $787.27
Q4 2024	733,328	$462,085	$669.07	$604.24 - $823.66
Q3 2024	152,361	$117,990	$775.08	$639.56 - $884.65
Q2 2024	153,567	$126,618	$728.44	$613.80 - $865.13
Q1 2024	163,633	$114,309	$631.89	$533.07 - $718.19
Q4 2023	300,555	$174,713	$510.90	$439.38 - $587.15
Q3 2023	308,448	$141,473	$469.45	$431.39 - $509.83
Q2 2023	308,448	$149,603	$407.84	$346.68 - $477.23
Q1 2023	343,888	$137,270	$383.34	$350.54 - $417.01
Q4 2022	439,594	$165,740	$337.92	$242.12 - $407.40
Q3 2022	267,260	$80,881	$334.63	$272.74 - $384.72
Q2 2022	266,079	$84,900	$323.74	$294.07 - $359.05
Q1 2022	502,153	$183,818	$358.99	$298.47 - $438.16
Q4 2021	560,534	$241,091	$369.50	$304.02 - $424.08
Q3 2021	676,491	$226,293	$318.72	$273.94 - $358.15
Q2 2021	676,491	$219,325	$304.93	$271.63 - $341.75
Q1 2021	832,802	$275,158	$285.88	$244.18 - $324.26
Q4 2020	897,542	$232,383	$220.47	$179.54 - $254.78
Q3 2020	910,430	$176,387	$186.13	$161.70 - $206.30
Q2 2020	822,730	$160,005	$160.31	$117.44 - $185.62
Q1 2020	738,146	$106,101	$150.21	$103.06 - $171.72
Q2 2018	1,505,015	$154,309	$97.03	$87.08 - $106.13
Q1 2018	2,172,990	$236,878	$98.66	$84.98 - $110.22
Q4 2017	3,412,277	$358,528	$92.93	$87.45 - $101.17
Q3 2017	3,410,564	$361,520	$83.67	$76.77 - $93.25
Q2 2017	3,464,252	$317,014	$86.97	$79.53 - $95.69
Q1 2017	3,455,075	$320,116	$76.28	$67.20 - $84.16
Q4 2016	3,448,917	$271,361	$65.71	$59.77 - $71.83
Q3 2016	1,679,415	$117,072	$61.47	$57.31 - $66.21