BTW
LRCX icon

Boston Trust Walden’s Lam Research LRCX Stock Holding History

Boston Trust Walden’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
2026
Q1 		$13.9M Buy
64,950
+62,990
+3,214% +$14.1M 0.11% 197
2025
Q4 		$336K Hold
1,960
– – ﹤0.01% 353
2025
Q3 		$262K Buy
+1,960
New +$208K ﹤0.01% 371
2024
Q3 		– Sell
-1,960
Closed -$209K – 392
2024
Q2 		$209K Buy
+1,960
New +$188K ﹤0.01% 373

Other funds holding LRCX

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
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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Boston Trust Walden's LRCX Position: Q1 2026 in Review

Boston Trust Walden increased its Lam Research (LRCX) stake by 3,214% in Q1 2026, buying an estimated $14.1M and bringing the position to 64,950 shares worth $13.9M. The position accounts for 0.11% of the portfolio, ranked #197.

Boston Trust Walden first reported a position in LRCX in Q2 2024 and has held it in 4 quarters since. 2,630 funds tracked by Wall St. Rank hold LRCX as of Q1 2026.

  • Boston Trust Walden held 64,950 shares of Lam Research worth $13.9M as of Q1 2026.
  • Boston Trust Walden bought 62,990 Lam Research shares in Q1 2026, an estimated $14.1M.
  • Lam Research made up 0.11% of Boston Trust Walden's portfolio in Q1 2026, its #197 holding.
  • Boston Trust Walden first reported a position in Lam Research in Q2 2024 and has held it in 4 quarters since.
  • 2,630 funds tracked by Wall St. Rank held Lam Research as of Q1 2026.

Based on Boston Trust Walden's 13F filing for Q1 2026, filed 24 Apr 2026.