What is CUSIP 512807108?

CUSIP 512807108 is the security identifier used in SEC filing datasets for LRCX - LAM RESEARCH CORP - COM.

Who owns LRCX - LAM RESEARCH CORP - COM based on 13F filings?

25 institutions reported positions in LRCX - LAM RESEARCH CORP - COM as of Q2 2026. Open the latest holders period and ownership history tables on this page for position-level details.

Security Snapshot

LAM RESEARCH CORP - COM (LRCX) Institutional Ownership

CUSIP: 512807108

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

Shares (Excl. Options)

972.21K

Full value: 972,210 · shares · 30 Jun 2026

Price

$433.33

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class: Equity / COM
Symbol: LRCX on Nasdaq
All holders as of 30 Jun 2026: Q2 2026
Total 13F shares: 972,210
Total 13F value: $407,722,375
Portfolio coverage rank: 0%
Share change: -815,411
Value change: -$197,935,280
Number of holders: 25
SEC-reported price per share: $328.51

13F Shares, Excluding Options vs Price

13F Value, Excluding Options

Total Investors

Filing notes and source

Key facts

LRCX - LAM RESEARCH CORP - COM is tracked under CUSIP 512807108.
25 institutions reported positions in Q2 2026.
Schedule 13D/13G significant owner rows are not currently available.

Change

Holder count moved from 31 to 25 between Q1 2026 and Q2 2026.
SEC-reported value moved from
$386.47M
Full value: $386,465,932 · USD · 31 Mar 2026
to
$407.72M
Full value: $407,722,375 · USD · 30 Jun 2026
.

Research use

You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 25 institutions filings for Q2 2026.

Open SEC evidence

Security key

512807108

13F reference period

Q2 2026

13F holders

13D/G owners

CIK / CUSIP context first

Open Q2 2026 holders LRCX full holder history LAM RESEARCH CORP SEC filings LAM RESEARCH CORP company facts LAM RESEARCH CORP insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Recent Quarterly Holder Reports

Open recent reporting periods for CUSIP 512807108:

Q3 2026 (9 holders) Q2 2026 (25 holders) Q1 2026 (31 holders) Q4 2025 (33 holders) Q3 2025 (32 holders) Q2 2025 (39 holders) Q1 2025 (44 holders) Q4 2024 (83 holders) Q3 2024 (1285 holders) Q2 2024 (1767 holders)

As of 30 Jun 2026, 25 institutional investors reported holding

972.21K

Full value: 972,210 · shares · 30 Jun 2026

shares of LAM RESEARCH CORP - COM (LRCX).

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods

Headline period

Q2 2026

Rows shown

1-25 of 51

Period	13F Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2026 Q3	41,544	$13,662,038	-$6,842,037			$328.51	9
2026 Q2	972,210	$407,722,375	-$197,935,280			$433.33	25
2026 Q1	1,847,476	$386,465,932	-$21,642,812			$213.66	31
2025 Q4	1,957,983	$336,252,874	+$133,084,785			$171.18	33
2025 Q3	1,059,821	$140,868,020	-$19,365,692			$133.90	32
2025 Q2	1,589,562	$154,426,397	-$261,506,574			$97.34	39
2025 Q1	5,266,475	$382,570,217	+$33,508,012			$72.70	44
2024 Q4	6,073,148	$438,498,733	-$75,516,830,300	$0	$0	$72.23	83
2024 Q3	93,777,266	$76,548,855,288	-$14,402,994,225	$2,138,212,048	$1,664,870,913	$816.08	1,285
2024 Q2	109,182,454	$116,287,439,127	-$644,259,633	$2,386,617,710	$1,964,645,735	$1064.85	1,767
2024 Q1	109,787,285	$106,567,212,232	-$803,014,962	$2,480,404,716	$2,091,984,908	$971.57	1,710
2023 Q4	110,712,464	$86,674,387,835	-$355,559,912	$2,492,158,667	$1,740,005,870	$783.26	1,614
2023 Q3	111,051,273	$69,627,707,377	-$1,262,676,392	$2,037,773,195	$1,356,353,669	$626.77	1,436
2023 Q2	112,978,313	$72,558,451,314	-$431,755,203	$2,220,555,932	$1,478,402,705	$642.86	1,414
2023 Q1	113,409,139	$60,081,574,664	+$670,636,815	$1,575,279,604	$1,283,314,886	$530.12	1,340
2022 Q4	113,539,714	$47,782,958,550	+$61,233,175	$1,638,596,200	$1,250,174,490	$420.30	1,324
2022 Q3	114,228,598	$41,865,997,550	+$724,404,988	$1,081,589,800	$844,369,000	$366.00	1,246
2022 Q2	112,034,663	$47,737,484,991	+$114,113,564	$1,208,922,260	$1,015,716,815	$426.15	1,287
2022 Q1	112,219,739	$60,289,460,254	-$2,113,373,942	$1,890,983,238	$1,461,451,000	$537.61	1,371
2021 Q4	115,152,288	$82,753,756,575	-$130,652,112	$3,060,386,000	$2,115,535,000	$719.15	1,430
2021 Q3	115,320,238	$65,649,240,574	-$1,166,396,877	$2,760,722,000	$1,793,253,000	$569.15	1,288
2021 Q2	117,182,497	$76,224,862,125	-$1,061,142,699	$2,315,037,770	$1,539,093,000	$650.70	1,301
2021 Q1	118,686,794	$70,667,570,926	-$1,225,857,465	$2,321,634,512	$1,687,008,000	$595.24	1,249
2020 Q4	121,083,053	$57,209,407,924	-$586,363,704	$2,159,347,456	$1,124,717,234	$472.27	1,147
2020 Q3	122,634,862	$40,721,651,329	-$1,062,715,884	$1,654,880,725	$987,462,000	$331.75	1,019