SEC Form 4 · Updated Daily

LRCX

LAM RESEARCH CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

FinancialsOwnership

Current Reporting Owners

OwnerRoleShares OwnedAs OfLast Activity
Bettinger Douglas RDirector1,081,7052026-03-04S
ARCHER TIMOTHYOfficer1,075,9662026-09-09S
Vahedi VahidOfficer276,8962026-03-27F
Varadarajan SeshasayeeOfficer233,0262026-09-02M
CANNON MICHAEL RDirector191,3752025-11-07A
BRANDT ERICDirector144,7052026-06-12S
LORD PATRICK JOfficer98,8482026-02-27F
TALWALKAR ABHIJIT YDirector87,1422026-07-13S
Fernandes Neil JOfficer58,4702026-06-01S
Correia ChristinaOfficer57,1682026-02-27F
Harter AvaOfficer42,462.4552026-08-31S
Mayer BethanyDirector20,9952026-09-09S
Mehra JyotiDirector18,4752025-11-07A
Kang Ho KyuDirector9,6642025-11-07A
Dineen John M.Director9,1352025-11-07A
FIELDS MARKDirector5,3222025-11-07A
DEVGAN ANIRUDHDirector · Officer1,1412026-02-06A

Recent Filings

DateOwnerActivitySharesPriceOwned After
2026-09-09Mayer BethanyOpen-market sale9,557$314.7420,995
2026-09-09ARCHER TIMOTHYOption exercise (derivative)30,000$0.0031,400
2026-09-09ARCHER TIMOTHYOpen-market sale30,000$319.261,075,966
2026-09-09ARCHER TIMOTHYOption exercise30,000$30.031,105,966
2026-09-02Varadarajan SeshasayeeOption exercise (derivative)12,270$0.000
2026-09-02Varadarajan SeshasayeeOption exercise27,480$30.03233,026
2026-09-02Varadarajan SeshasayeeOption exercise12,270$59.88217,816
2026-09-02Varadarajan SeshasayeeOpen-market sale20,000$291.32205,546
2026-08-31Harter AvaOpen-market sale5,000$302.4642,462.455
2026-08-06ARCHER TIMOTHYOption exercise (derivative)30,000$0.0061,400
2026-08-06ARCHER TIMOTHYOpen-market sale30,000$300.001,075,966
2026-08-06ARCHER TIMOTHYOption exercise30,000$30.031,105,966
2026-08-05Harter AvaTax withholding5,790$307.4247,462.455
2026-07-13TALWALKAR ABHIJIT YOpen-market sale18,282$335.0087,142
2026-07-02ARCHER TIMOTHYOption exercise (derivative)30,000$0.0091,400
2026-07-02ARCHER TIMOTHYOpen-market sale30,000$390.011,075,966
2026-07-02ARCHER TIMOTHYOption exercise30,000$30.031,105,966
2026-06-12BRANDT ERICOpen-market sale1,600$373.09144,705
2026-06-12BRANDT ERICOpen-market sale7,700$372.23146,305
2026-06-12BRANDT ERICOpen-market sale8,233$371.17154,005
2026-06-12BRANDT ERICOpen-market sale5,037$370.27162,238
2026-06-12BRANDT ERICOpen-market sale4,198$369.16167,275
2026-06-12BRANDT ERICOpen-market sale4,030$368.03171,473
2026-06-12BRANDT ERICOpen-market sale5,803$367.01175,503
2026-06-12BRANDT ERICOpen-market sale1,200$365.16181,306
2026-06-12BRANDT ERICOpen-market sale2,300$364.41182,506
2026-06-12BRANDT ERICOpen-market sale2,345$363.33184,806
2026-06-12BRANDT ERICOpen-market sale2,708$362.40187,151
2026-06-12BRANDT ERICOpen-market sale819$361.21189,859
2026-06-12BRANDT ERICOpen-market sale1,906$360.15190,678
2026-06-12BRANDT ERICOpen-market sale3,828$359.08192,584
2026-06-12BRANDT ERICOpen-market sale1,100$357.98196,412
2026-06-12BRANDT ERICOpen-market sale1,393$357.24197,512
2026-06-12BRANDT ERICOpen-market sale300$355.71198,905
2026-06-11BRANDT ERICOpen-market sale642$364.00199,205
2026-06-11BRANDT ERICOpen-market sale5,717$362.95199,847
2026-06-11BRANDT ERICOpen-market sale2,604$362.20205,564
2026-06-11BRANDT ERICOpen-market sale1,756$361.05208,168
2026-06-11BRANDT ERICOpen-market sale664$360.24209,924
2026-06-11BRANDT ERICOpen-market sale780$359.24210,588

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.