Driehaus Capital Management’s KLA KLAC Stock Holding History

Driehaus Capital Management’s Portfolio KLAC Stock Details KLAC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-48,250	Closed	-$4.32M	–	481
2025 Q2	$4.32M	Buy	48,250 +21,890	+83%	+$1.65M	0.03%	309
2025 Q1	$1.79M	Buy	+26,360	New	+$1.9M	0.02%	327
2024 Q3	–	Sell	-2,650	Closed	-$218K	–	421
2024 Q2	$218K	Buy	+2,650	New	+$196K	﹤0.01%	357
2024 Q1	–	Sell	-3,490	Closed	-$203K	–	416
2023 Q4	$203K	Buy	+3,490	New	+$182K	﹤0.01%	374
2023 Q3	–	Sell	-11,380	Closed	-$552K	–	419
2023 Q2	$552K	Buy	+11,380	New	+$475K	0.01%	339
2022 Q1	–	Sell	-5,130	Closed	-$221K	–	424
2021 Q4	$221K	Buy	+5,130	New	+$198K	﹤0.01%	361
2018 Q1	–	Sell	-64,180	Closed	-$674K	–	541
2017 Q4	$674K	Sell	64,180 -51,580	-45%	-$544K	0.03%	370
2017 Q3	$1.23M	Buy	115,760 +6,930	+6%	+$66.2K	0.05%	299
2017 Q2	$996K	Sell	108,830 -140,480	-56%	-$1.4M	0.04%	348
2017 Q1	$2.37M	Buy	249,310 +87,320	+54%	+$769K	0.08%	238
2016 Q4	$1.27M	Buy	+161,990	New	+$1.24M	0.05%	317
2016 Q3	–	Sell	-400,000	Closed	-$2.93M	–	573
2016 Q2	$2.93M	Sell	400,000 -3,250,000	-89%	-$23.3M	0.1%	198
2016 Q1	$26.6M	Sell	3,650,000 -550,000	-13%	-$3.7M	0.86%	24
2015 Q4	$29.1M	Buy	+4,200,000	New	+$26.9M	0.98%	18

Other funds holding KLAC

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital International Investors

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Capital World Investors

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Primecap Management

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Goldman Sachs New York $761B AUM 31.28% 1-Year Est. Return

Massachusetts Financial Services

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return