Boston Partners

SEC CIK: 0001386060
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

LRCX holding history

Lam Research Corp in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

LRCX overview All 13F holders of LRCX Full Q2 2026 holdings

Shares (Q2 2026): 151,632
Value: $65.5M
% of portfolio: 0.1%
Quarters held: 22; Since Q1 2021

Holdings of LRCX by Boston Partners, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	151,632	$65.5M	0.1%	−296,038−66.1%	Reduced	Holders
Q1 2026	447,670	$95.7M	0.1%	−28,605−6.0%	Reduced	Holders
Q4 2025	476,275	$81.8M	0.1%	−186,079−28.1%	Reduced	Holders
Q3 2025	662,354	$88.9M	0.1%	−2,543,124−79.3%	Reduced	Holders
Q2 2025	3,205,478	$312.0M	0.3%	+855,116+36.4%	Added	Holders
Q1 2025	2,350,362	$170.8M	0.2%	+2,327,041+9,978.3%	Added	Holders
Q4 2024	23,321	$1.79M	<0.1%	−726,679−96.9%	ReducedConverted for a 10-for-1 split	Holders
Q3 2024	75,000	$61.1M	0.1%	−153,258−67.1%	Reduced	Holders
Q2 2024	228,258	$242.9M	0.3%	−32,584−12.5%	Reduced	Holders
Q1 2024	260,842	$252.8M	0.3%	−63,683−19.6%	Reduced	Holders
Q4 2023	324,525	$254.6M	0.3%	−23,216−6.7%	Reduced	Holders
Q3 2023	347,741	$217.1M	0.3%	−53,400−13.3%	Reduced	Holders
Q2 2023	401,141	$258.6M	0.3%	−11,310−2.7%	Reduced	Holders
Q1 2023	412,451	$218.3M	0.3%	−6,574−1.6%	Reduced	Holders
Q4 2022	419,025	$178.0M	0.2%	+77,696+22.8%	Added	Holders
Q3 2022	341,329	$125.5M	0.2%	−52,555−13.3%	Reduced	Holders
Q2 2022	393,884	$168.9M	0.2%	+116,452+42.0%	Added	Holders
Q1 2022	277,432	$148.8M	0.2%	−548−0.2%	Reduced	Holders
Q4 2021	277,980	$199.8M	0.2%	−171,032−38.1%	Reduced	Holders
Q3 2021	449,012	$255.5M	0.3%	−1,288−0.3%	Reduced	Holders
Q2 2021	450,300	$292.8M	0.4%	−107,047−19.2%	Reduced	Holders
Q1 2021	557,347	$332.0M	0.4%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.