Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s KLA KLAC Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’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 		$679M Sell
4,612,020
-475,550
-9% -$69.6M 1.74% 20
2025
Q4 		$618M Buy
5,087,570
+701,560
+16% +$82.3M 1.58% 22
2025
Q3 		$473M Sell
4,386,010
-1,264,520
-22% -$118M 1.33% 27
2025
Q2 		$506M Buy
5,650,530
+114,110
+2% +$8.58M 1.52% 26
2025
Q1 		$376M Buy
5,536,420
+62,830
+1% +$4.53M 1.19% 28
2024
Q4 		$345M Sell
5,473,590
-35,610
-0.6% -$2.41M 1.12% 27
2024
Q3 		$427M Sell
5,509,200
-1,428,700
-21% -$112M 1.34% 25
2024
Q2 		$572M Buy
6,937,900
+323,190
+5% +$23.9M 1.93% 18
2024
Q1 		$462M Buy
6,614,710
+1,198,880
+22% +$77M 1.68% 22
2023
Q4 		$315M Buy
5,415,830
+199,490
+4% +$10.4M 1.39% 24
2023
Q3 		$239M Sell
5,216,340
-230,230
-4% -$11M 1.13% 26
2023
Q2 		$264M Buy
5,446,570
+269,510
+5% +$11.3M 1.22% 25
2023
Q1 		$207M Sell
5,177,060
-29,360
-0.6% -$1.16M 1.05% 27
2022
Q4 		$196M Buy
5,206,420
+1,045,510
+25% +$36.4M 1.05% 25
2022
Q3 		$126M Sell
4,160,910
-27,810
-0.7% -$963K 0.73% 35
2022
Q2 		$134M Buy
4,188,720
+81,390
+2% +$2.74M 0.72% 33
2022
Q1 		$150M Buy
4,107,330
+405,010
+11% +$15.1M 0.73% 37
2021
Q4 		$159M Buy
3,702,320
+6,040
+0.2% +$233K 0.76% 32
2021
Q3 		$124M Buy
3,696,280
+701,950
+23% +$23.4M 0.61% 37
2021
Q2 		$97.1M Buy
2,994,330
+631,600
+27% +$20.2M 0.48% 44
2021
Q1 		$78.1M Buy
2,362,730
+2,277,960
+2,687% +$68.6M 0.43% 48
2020
Q4 		$2.19M Buy
84,770
+3,000
+4% +$69.9K 0.01% 427
2020
Q3 		$1.58M Sell
81,770
-27,860
-25% -$551K 0.01% 448
2020
Q2 		$2.13M Sell
109,630
-93,670
-46% -$1.6M 0.02% 405
2020
Q1 		$2.92M Buy
203,300
+177,100
+676% +$2.85M 0.02% 333
2019
Q4 		$467K Sell
26,200
-322,220
-92% -$5.4M ﹤0.01% 599
2019
Q3 		$5.56M Sell
348,420
-200,950
-37% -$2.81M 0.04% 283
2019
Q2 		$6.49M Sell
549,370
-79,000
-13% -$914K 0.05% 246
2019
Q1 		$7.5M Sell
628,370
-122,050
-16% -$1.31M 0.05% 211
2018
Q4 		$6.72M Sell
750,420
-40,000
-5% -$372K 0.05% 166
2018
Q3 		$8.04M Sell
790,420
-2,000
-0.3% -$21.9K 0.05% 169
2018
Q2 		$8.13M Buy
792,420
+89,420
+13% +$972K 0.06% 173
2018
Q1 		$7.66M Buy
703,000
+72,000
+11% +$801K 0.05% 182
2017
Q4 		$6.63M Buy
631,000
+153,000
+32% +$1.61M 0.04% 199
2017
Q3 		$5.07M Buy
+478,000
New +$4.56M 0.03% 221
2016
Q4 		– Sell
-7,213,920
Closed -$50.3M – 527
2016
Q3 		$50.3M Buy
+7,213,920
New +$51.9M 0.24% 107
2016
Q2 		– Sell
-5,367,310
Closed -$39.1M – 596
2016
Q1 		$39.1M Sell
5,367,310
-6,215,250
-54% -$41.8M 0.15% 137
2015
Q4 		$80.3M Buy
+11,582,560
New +$74.1M 0.29% 72

Other funds holding KLAC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s KLAC Position: Q1 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) reduced its KLA (KLAC) stake by 9.3% in Q1 2026, selling an estimated $69.6M and leaving 4,612,020 shares worth $679M. The position accounts for 1.74% of the portfolio, ranked #20.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in KLAC in Q4 2015 and has held it in 38 quarters since. 2,063 funds tracked by Wall St. Rank hold KLAC as of Q1 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 4,612,020 shares of KLA worth $679M as of Q1 2026.
  • Grantham, Mayo, Van Otterloo & Co (GMO) sold 475,550 KLA shares in Q1 2026, an estimated $69.6M.
  • KLA made up 1.74% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q1 2026, its #20 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in KLA in Q4 2015 and has held it in 38 quarters since.
  • 2,063 funds tracked by Wall St. Rank held KLA as of Q1 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q1 2026, filed 14 May 2026.