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Lam Research director sells 54,500 shares

LAM RESEARCH CORP director Eric Brandt reported a series of open‑market sales of company common stock.

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Form Type
4

Rhea-AI Filing Summary

LAM RESEARCH CORP director Eric Brandt reported a series of open‑market sales of company common stock. On June 11, 2026, he sold a total of 54,500 shares in multiple transactions under a pre‑arranged Rule 10b5‑1 trading plan adopted on February 6, 2026.

The reported weighted‑average sale prices for these trades ranged from about $337 to $364 per share. Following the transactions, Brandt directly owned 199,205 shares of Lam Research common stock, and this amount includes shares subject to unvested restricted stock units.

Insider BRANDT ERIC
Role Director
Sold 54,500 shs ($19.12M)
Type Security Shares Price Value
Sale Common Stock 974 $337.56 $329K
Sale Common Stock 1,083 $338.62 $367K
Sale Common Stock 1,895 $339.75 $644K
Sale Common Stock 1,277 $340.68 $435K
Sale Common Stock 1,070 $341.81 $366K
Sale Common Stock 3,644 $342.91 $1.25M
Sale Common Stock 1,481 $343.96 $509K
Sale Common Stock 3,208 $344.92 $1.11M
Sale Common Stock 2,832 $345.84 $979K
Sale Common Stock 3,442 $346.79 $1.19M
Sale Common Stock 6,592 $347.86 $2.29M
Sale Common Stock 4,334 $348.73 $1.51M
Sale Common Stock 1,517 $349.79 $531K
Sale Common Stock 36 $350.77 $13K
Sale Common Stock 1,172 $353.52 $414K
Sale Common Stock 1,461 $354.08 $517K
Sale Common Stock 1,331 $355.50 $473K
Sale Common Stock 1,653 $356.27 $589K
Sale Common Stock 1,455 $357.06 $520K
Sale Common Stock 1,880 $358.22 $673K
Sale Common Stock 780 $359.24 $280K
Sale Common Stock 664 $360.24 $239K
Sale Common Stock 1,756 $361.05 $634K
Sale Common Stock 2,604 $362.20 $943K
Sale Common Stock 5,717 $362.95 $2.07M
Sale Common Stock 642 $364.00 $234K
Holdings After Transaction: Common Stock — 199,205 shares (Direct)
Footnotes (27)
  1. F1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 6, 2026.
  2. F2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $337.00 to $337.97, inclusive
  3. F3. The amount reported includes shares subject to unvested restricted stock units.
  4. F4. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $338.19 to $339.15, inclusive
  5. F5. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $339.23 to $340.20, inclusive
  6. F6. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $340.278 to $341.249, inclusive
  7. F7. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $341.418 to $342.202, inclusive
  8. F8. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $342.415 to $343.39, inclusive
  9. F9. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $343.40 to $344.377, inclusive
  10. F10. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $344.396 to $345.348, inclusive
  11. F11. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $345.386 to $346.336, inclusive
  12. F12. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $346.383 to $347.359, inclusive
  13. F13. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $347.383 to $348.355, inclusive
  14. F14. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $348.391 to $349.351, inclusive
  15. F15. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $349.409 to $350.260, inclusive
  16. F16. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $352.824 to $353.805, inclusive
  17. F17. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $353.818 to $354.743, inclusive
  18. F18. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $354.805 to $355.746, inclusive
  19. F19. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $355.75 to $356.709, inclusive
  20. F20. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $356.759 to $357.703, inclusive
  21. F21. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $357.762 to $358.70, inclusive
  22. F22. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $358.79 to $359.735, inclusive
  23. F23. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $359.819 to $360.59, inclusive
  24. F24. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $360.60 to $361.54, inclusive
  25. F25. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $361.595 to $362.550, inclusive
  26. F26. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $362.58 to $363.57, inclusive
  27. F27. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $363.765 to $364.37, inclusive
Shares sold 54,500 shares Total open‑market sales on <date>June 11, 2026</date>
Post-transaction holdings 199,205 shares Common stock directly owned after transactions, including unvested RSUs
Highest reported sale price $364.00 per share One of multiple weighted‑average prices on <date>June 11, 2026</date>
Lowest referenced trade range $337.00–$337.97 per share Price range from one weighted‑average sale footnote
Number of sale transactions 26 entries Count of reported open‑market sale line items in Form 4
Trading plan adoption date February 6, 2026 Date Eric Brandt adopted Rule 10b5‑1 trading plan
Rule 10b5-1 trading plan regulatory
"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
weighted average sale price financial
"The price reported in Column 4 is a weighted average sale price"
unvested restricted stock units financial
"The amount reported includes shares subject to unvested restricted stock units"
open-market sale financial
"transaction_action": "open-market sale""
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did LAM RESEARCH CORP (LRCX) report for Eric Brandt?
LAM RESEARCH CORP reported that director Eric Brandt sold 54,500 shares of common stock. The transactions were open‑market sales executed on June 11, 2026 under a Rule 10b5‑1 trading plan previously adopted on February 6, 2026.

On what date did Eric Brandt sell Lam Research (LRCX) shares and how many?
Eric Brandt sold 54,500 Lam Research common shares on June 11, 2026. These were reported as multiple open‑market transactions, collectively disclosed in a Form 4 insider trading report for LAM RESEARCH CORP, showing a net decrease in his directly held share position.

At what prices were Eric Brandt’s Lam Research (LRCX) shares sold?
The reported sale prices are weighted averages from multiple trades, with transactions occurring at prices generally between about $337 and $364 per share. Several footnotes detail narrower price ranges for specific trade groups within this overall price band.

Was Eric Brandt’s Lam Research (LRCX) share sale pre‑planned?
Yes. A footnote states the transactions were effected pursuant to a Rule 10b5‑1 trading plan adopted by Eric Brandt on February 6, 2026. Such plans pre‑schedule trades, making the timing more mechanical and less discretionary for the insider.

How many Lam Research (LRCX) shares does Eric Brandt hold after the sale?
After the reported transactions, Eric Brandt directly owned 199,205 shares of Lam Research common stock. A footnote explains that this figure includes shares underlying unvested restricted stock units, which are equity awards that have not yet fully vested.

Do Eric Brandt’s Lam Research (LRCX) holdings include unvested restricted stock units?
Yes. A footnote clarifies that the amount reported as directly owned by Eric Brandt includes shares subject to unvested restricted stock units. These units represent equity awards that will convert into shares according to their vesting conditions and schedule.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
BRANDT ERIC
(Last)(First)(Middle)
C/O LAM RESEARCH CORPORATION
4650 CUSHING PARKWAY
(Street)
FREMONT CALIFORNIA 94538
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
LAM RESEARCH CORP [ LRCX ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/11/2026S974(1)D$337.56(2)252,731(3)D
Common Stock06/11/2026S1,083(1)D$338.62(4)251,648(3)D
Common Stock06/11/2026S1,895(1)D$339.75(5)249,753(3)D
Common Stock06/11/2026S1,277(1)D$340.68(6)248,476(3)D
Common Stock06/11/2026S1,070(1)D$341.81(7)247,406(3)D
Common Stock06/11/2026S3,644(1)D$342.91(8)243,762(3)D
Common Stock06/11/2026S1,481(1)D$343.96(9)242,281(3)D
Common Stock06/11/2026S3,208(1)D$344.92(10)239,073(3)D
Common Stock06/11/2026S2,832(1)D$345.84(11)236,241(3)D
Common Stock06/11/2026S3,442(1)D$346.79(12)232,799(3)D
Common Stock06/11/2026S6,592(1)D$347.86(13)226,207(3)D
Common Stock06/11/2026S4,334(1)D$348.73(14)221,873(3)D
Common Stock06/11/2026S1,517(1)D$349.79(15)220,356(3)D
Common Stock06/11/2026S36(1)D$350.77220,320(3)D
Common Stock06/11/2026S1,172(1)D$353.52(16)219,148(3)D
Common Stock06/11/2026S1,461(1)D$354.08(17)217,687(3)D
Common Stock06/11/2026S1,331(1)D$355.5(18)216,356(3)D
Common Stock06/11/2026S1,653(1)D$356.27(19)214,703(3)D
Common Stock06/11/2026S1,455(1)D$357.06(20)213,248(3)D
Common Stock06/11/2026S1,880(1)D$358.22(21)211,368(3)D
Common Stock06/11/2026S780(1)D$359.24(22)210,588(3)D
Common Stock06/11/2026S664(1)D$360.24(23)209,924(3)D
Common Stock06/11/2026S1,756(1)D$361.05(24)208,168(3)D
Common Stock06/11/2026S2,604(1)D$362.2(25)205,564(3)D
Common Stock06/11/2026S5,717(1)D$362.95(26)199,847(3)D
Common Stock06/11/2026S642(1)D$364(27)199,205(3)D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 6, 2026.
2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $337.00 to $337.97, inclusive
3. The amount reported includes shares subject to unvested restricted stock units.
4. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $338.19 to $339.15, inclusive
5. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $339.23 to $340.20, inclusive
6. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $340.278 to $341.249, inclusive
7. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $341.418 to $342.202, inclusive
8. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $342.415 to $343.39, inclusive
9. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $343.40 to $344.377, inclusive
10. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $344.396 to $345.348, inclusive
11. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $345.386 to $346.336, inclusive
12. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $346.383 to $347.359, inclusive
13. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $347.383 to $348.355, inclusive
14. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $348.391 to $349.351, inclusive
15. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $349.409 to $350.260, inclusive
16. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $352.824 to $353.805, inclusive
17. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $353.818 to $354.743, inclusive
18. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $354.805 to $355.746, inclusive
19. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $355.75 to $356.709, inclusive
20. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $356.759 to $357.703, inclusive
21. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $357.762 to $358.70, inclusive
22. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $358.79 to $359.735, inclusive
23. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $359.819 to $360.59, inclusive
24. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $360.60 to $361.54, inclusive
25. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $361.595 to $362.550, inclusive
26. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $362.58 to $363.57, inclusive
27. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $363.765 to $364.37, inclusive
Remarks:
Marta Woods by Power of Attorney06/15/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

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