Woodline Partners’s KLA KLAC Stock Holding History

Woodline Partners’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
2026 Q1	$7.55M	Buy	51,250 +27,110	+112%	+$3.97M	0.03%	576
2025 Q4	$2.93M	Buy	+24,140	New	+$2.83M	0.01%	723
2022 Q2	–	Sell	-2,096,640	Closed	-$76.8M	–	842
2022 Q1	$76.8M	Buy	2,096,640 +1,643,710	+363%	+$61.5M	1.25%	7
2021 Q4	$19.5M	Sell	452,930 -1,637,540	-78%	-$63.2M	0.28%	105
2021 Q3	$69.9M	Sell	2,090,470 -1,468,310	-41%	-$49M	1.14%	12
2021 Q2	$115M	Buy	3,558,780 +2,577,800	+263%	+$82.6M	2.15%	4
2021 Q1	$32.4M	Buy	980,980 +137,770	+16%	+$4.15M	0.72%	38
2020 Q4	$21.8M	Sell	843,210 -1,991,690	-70%	-$46.4M	0.58%	54
2020 Q3	$54.9M	Buy	2,834,900 +253,220	+10%	+$5M	1.8%	11
2020 Q2	$50.2M	Buy	+2,581,680	New	+$44.1M	1.99%	10
2020 Q1	–	Sell	-1,510,290	Closed	-$26.9M	–	156
2019 Q4	$26.9M	Buy	+1,510,290	New	+$25.3M	1.1%	34

Other funds holding KLAC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

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

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

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

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

Woodline Partners's KLAC Position: Q1 2026 in Review

Woodline Partners increased its KLA (KLAC) stake by 112% in Q1 2026, buying an estimated $3.97M and bringing the position to 51,250 shares worth $7.55M. The position accounts for 0.03% of the portfolio, ranked #576.

Woodline Partners first reported a position in KLAC in Q4 2019 and has held it in 11 quarters since. The position peaked at $115M in Q2 2021. 2,063 funds tracked by Wall St. Rank hold KLAC as of Q1 2026.

Woodline Partners held 51,250 shares of KLA worth $7.55M as of Q1 2026.
Woodline Partners bought 27,110 KLA shares in Q1 2026, an estimated $3.97M.
KLA made up 0.03% of Woodline Partners's portfolio in Q1 2026, its #576 holding.
Woodline Partners first reported a position in KLA in Q4 2019 and has held it in 11 quarters since.
Woodline Partners's KLA position peaked at $115M in Q2 2021.
2,063 funds tracked by Wall St. Rank held KLA as of Q1 2026.

Based on Woodline Partners's 13F filing for Q1 2026, filed 15 May 2026.