Westfield Capital Management
LRCX icon

Westfield Capital Management’s Lam Research LRCX Stock Holding History

Westfield Capital Management’s Portfolio LRCX Stock Details LRCX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-736,520
Closed -$53.5M – 259
2025
Q1 		$53.5M Sell
736,520
-520,350
-41% -$41M 0.26% 120
2024
Q4 		$90.8M Buy
+1,256,870
New +$95.3M 0.4% 74
2023
Q1 		– Sell
-1,011,960
Closed -$42.5M – 247
2022
Q4 		$42.5M Sell
1,011,960
-203,320
-17% -$8.51M 0.33% 113
2022
Q3 		$44.5M Buy
1,215,280
+239,780
+25% +$10.7M 0.35% 112
2022
Q2 		$41.6M Buy
975,500
+848,750
+670% +$40.4M 0.33% 114
2022
Q1 		$6.81M Sell
126,750
-2,700
-2% -$157K 0.04% 190
2021
Q4 		$9.31M Sell
129,450
-300
-0.2% -$18.8K 0.06% 182
2021
Q3 		$7.38M Sell
129,750
-2,100
-2% -$128K 0.04% 188
2021
Q2 		$8.58M Buy
131,850
+5,400
+4% +$341K 0.05% 189
2021
Q1 		$7.53M Sell
126,450
-1,150
-0.9% -$62.7K 0.05% 192
2020
Q4 		$6.03M Sell
127,600
-1,279,330
-91% -$53.8M 0.04% 203
2020
Q3 		$46.7M Buy
+1,406,930
New +$48.5M 0.3% 108
2019
Q4 		– Sell
-1,230,340
Closed -$28.4M – 247
2019
Q3 		$28.4M Sell
1,230,340
-1,154,710
-48% -$24.2M 0.23% 128
2019
Q2 		$44.8M Buy
2,385,050
+27,050
+1% +$513K 0.34% 105
2019
Q1 		$42.2M Sell
2,358,000
-2,195,810
-48% -$36.6M 0.32% 101
2018
Q4 		$62M Buy
4,553,810
+588,520
+15% +$8.43M 0.53% 71
2018
Q3 		$60.2M Buy
3,965,290
+325,390
+9% +$5.56M 0.42% 81
2018
Q2 		$62.9M Buy
3,639,900
+381,280
+12% +$7.34M 0.47% 72
2018
Q1 		$66.2M Buy
3,258,620
+195,760
+6% +$3.88M 0.51% 69
2017
Q4 		$56.4M Buy
3,062,860
+118,670
+4% +$2.33M 0.43% 91
2017
Q3 		$54.5M Buy
2,944,190
+1,395,080
+90% +$22.6M 0.42% 90
2017
Q2 		$21.9M Buy
1,549,110
+402,760
+35% +$5.91M 0.19% 163
2017
Q1 		$14.7M Buy
+1,146,350
New +$13.5M 0.13% 195
2016
Q3 		– Sell
-9,434,110
Closed -$79.3M – 265
2016
Q2 		$79.3M Sell
9,434,110
-6,270,980
-40% -$50.4M 0.65% 49
2016
Q1 		$130M Buy
15,705,090
+5,676,970
+57% +$41.3M 0.99% 28
2015
Q4 		$79.6M Sell
10,028,120
-2,047,770
-17% -$15.4M 0.54% 65
2015
Q3 		$78.9M Sell
12,075,890
-2,962,260
-20% -$21.7M 0.56% 63
2015
Q2 		$122M Buy
15,038,150
+4,100,490
+37% +$32.2M 0.75% 37
2015
Q1 		$76.8M Sell
10,937,660
-1,379,220
-11% -$10.9M 0.44% 74
2014
Q4 		$97.7M Sell
12,316,880
-2,802,120
-19% -$21.7M 0.58% 57
2014
Q3 		$113M Buy
15,119,000
+5,585,420
+59% +$39.8M 0.69% 44
2014
Q2 		$64.4M Buy
+9,533,580
New +$56.9M 0.38% 85
2013
Q4 		– Sell
-3,919,410
Closed -$20.1M – 338
2013
Q3 		$20.1M Sell
3,919,410
-2,031,650
-34% -$9.93M 0.13% 203
2013
Q2 		$26.4M Buy
+5,951,060
New +$26.9M 0.18% 168

Other funds holding LRCX

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Westfield Capital Management's LRCX Position: Q2 2025 in Review

Westfield Capital Management sold out of Lam Research (LRCX) in Q2 2025, closing a stake of 736,520 shares — an estimated $53.5M sold.

Westfield Capital Management first reported a position in LRCX in Q2 2013 and held it in 34 quarters. The position peaked at $130M in Q1 2016. 1,878 funds tracked by Wall St. Rank hold LRCX as of Q2 2025.

  • Westfield Capital Management reported no remaining Lam Research position as of Q2 2025 after selling out during the quarter.
  • Westfield Capital Management sold 736,520 Lam Research shares in Q2 2025, an estimated $53.5M.
  • Westfield Capital Management first reported a position in Lam Research in Q2 2013 and held it in 34 quarters.
  • Westfield Capital Management's Lam Research position peaked at $130M in Q1 2016.
  • 1,878 funds tracked by Wall St. Rank held Lam Research as of Q2 2025.

Based on Westfield Capital Management's 13F filing for Q2 2025, filed 12 Aug 2025.