Jane Street’s KLA KLAC Stock Holding History

Jane Street’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	$199M	Buy	1,353,000 +390,000	+40%	+$57.1M	0.03%	400
2025 Q4	$117M	Sell	963,000 -23,000	-2%	-$2.7M	0.02%	518
2025 Q3	$106M	Buy	986,000 +382,000	+63%	+$35.6M	0.02%	569
2025 Q2	$54.1M	Buy	604,000 +234,000	+63%	+$17.6M	0.01%	718
2025 Q1	$25.2M	Sell	370,000 -108,000	-23%	-$7.78M	0.01%	1122
2024 Q4	$30.1M	Sell	478,000 -867,000	-64%	-$58.6M	0.01%	975
2024 Q3	$104M	Sell	1,345,000 -44,000	-3%	-$3.45M	0.02%	379
2024 Q2	$115M	Sell	1,389,000 -131,000	-9%	-$9.68M	0.03%	355
2024 Q1	$106M	Buy	1,520,000 +754,000	+98%	+$48.4M	0.02%	355
2023 Q4	$44.5M	Buy	766,000 +180,000	+31%	+$9.37M	0.01%	742
2023 Q3	$26.9M	Sell	586,000 -242,000	-29%	-$11.6M	0.01%	883
2023 Q2	$40.2M	Sell	828,000 -554,000	-40%	-$23.1M	0.01%	719
2023 Q1	$55.2M	Buy	1,382,000 +691,000	+100%	+$27.2M	0.02%	479
2022 Q4	$26.1M	Sell	691,000 -934,000	-57%	-$32.6M	0.01%	841
2022 Q3	$49.2M	Sell	1,625,000 -488,000	-23%	-$16.9M	0.02%	527
2022 Q2	$67.4M	Buy	2,113,000 +1,504,000	+247%	+$50.6M	0.03%	423
2022 Q1	$22.3M	Sell	609,000 -655,000	-52%	-$24.5M	0.01%	1180
2021 Q4	$54.4M	Sell	1,264,000 -1,295,000	-51%	-$50M	0.02%	614
2021 Q3	$85.6M	Buy	2,559,000 +837,000	+49%	+$27.9M	0.03%	393
2021 Q2	$55.8M	Buy	1,722,000 +1,368,000	+386%	+$43.8M	0.02%	499
2021 Q1	$11.7M	Sell	354,000 -353,000	-50%	-$10.6M	0.01%	1407
2020 Q4	$18.3M	Buy	707,000 +165,000	+30%	+$3.85M	0.01%	928
2020 Q3	$10.5M	Buy	542,000 +89,000	+20%	+$1.76M	0.01%	1180
2020 Q2	$8.81M	Buy	453,000 +430,000	+1,870%	+$7.35M	0.01%	1283
2020 Q1	$331K	Sell	23,000 -378,000	-94%	-$6.09M	﹤0.01%	4100
2019 Q4	$7.14M	Buy	401,000 +137,000	+52%	+$2.3M	0.01%	828
2019 Q3	$4.21M	Buy	264,000 +173,000	+190%	+$2.42M	0.01%	1123
2019 Q2	$1.08M	Buy	91,000 +14,000	+18%	+$162K	﹤0.01%	2607
2019 Q1	$919K	Sell	77,000 -72,000	-48%	-$774K	﹤0.01%	2910
2018 Q4	$1.33M	Sell	149,000 -99,000	-40%	-$922K	﹤0.01%	2190
2018 Q3	$2.52M	Buy	248,000 +152,000	+158%	+$1.66M	0.01%	1669
2018 Q2	$984K	Buy	96,000 +31,000	+48%	+$337K	﹤0.01%	2763
2018 Q1	$709K	Buy	65,000 +20,000	+44%	+$223K	﹤0.01%	3071
2017 Q4	$473K	Buy	+45,000	New	+$474K	﹤0.01%	3248
2017 Q3	–	Sell	-155,000	Closed	-$1.42M	–	4791
2017 Q2	$1.42M	Buy	+155,000	New	+$1.55M	0.01%	1837
2015 Q3	–	Sell	-63,000	Closed	-$354K	–	3894
2015 Q2	$354K	Buy	+63,000	New	+$368K	﹤0.01%	2635

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

Jane Street's KLAC Position: Q1 2026 in Review

Jane Street reduced its KLA (KLAC) stake by 32% in Q1 2026, selling an estimated $6.22M and leaving 91,050 shares worth $13.4M. The position accounts for ﹤0.01% of the portfolio, ranked #2185.

Jane Street first reported a position in KLAC in Q2 2013 and has held it in 42 quarters since. The position peaked at $63.7M in Q1 2025. 2,064 funds tracked by Wall St. Rank hold KLAC as of Q1 2026.

Jane Street held 91,050 shares of KLA worth $13.4M as of Q1 2026.
Jane Street sold 42,530 KLA shares in Q1 2026, an estimated $6.22M.
KLA made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2185 holding.
Jane Street first reported a position in KLA in Q2 2013 and has held it in 42 quarters since.
Jane Street's KLA position peaked at $63.7M in Q1 2025.
2,064 funds tracked by Wall St. Rank held KLA as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.