STOCK TITAN

Lam Research (NASDAQ: LRCX) CEO trades 30K shares via options

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Timothy Archer, President and CEO of Lam Research, exercised employee stock options for 30,000 shares at $30.0330 per share and on the same day sold 30,000 common shares at $300.0000 per share under a Rule 10b5-1 trading plan adopted on February 24, 2026. He now holds 61,400.0000 stock options directly, plus indirect holdings of 48,025.7200 shares in a 401(k) and 5,670.0020 shares in a spouse 401(k).

Positive

  • None.

Negative

  • None.
Insider ARCHER TIMOTHY
Role President and CEO
Sold 30,000 shs ($9.00M)
Approx. gross sale proceeds $9.00M
Approx. exercise cost $901K
Approx. pre-tax spread $8.10M
Type Security Shares Price Value
Exercise Employee Stock Option (Right to Buy) F3 30,000 $0.00 $0.00
Exercise Common Stock F1, F2 30,000 $30.033 $901K
Sale Common Stock F1, F2 30,000 $300.00 $9.00M
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Employee Stock Option (Right to Buy) — 61,400 shares (Direct); Common Stock — 1,075,966 shares (Direct); Common Stock — 48,025.72 shares (Indirect, By 401(k)); Common Stock — 5,670.002 shares (Indirect, By Spouse 401(k))
Footnotes (3)
  1. F1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 24, 2026.
  2. F2. The amount reported includes shares subject to unvested restricted stock units.
  3. F3. The stock options will become exercisable in three equal installments on 03/02/2021, 03/02/2022, and 03/02/2023.
Options Exercised 30000.0000 shares Employee stock options exercised on 2026-08-06 at $30.0330 per share
Common Shares Sold 30000.0000 shares Common stock sold on 2026-08-06 at $300.0000 per share under Rule 10b5-1 plan
Options Remaining 61400.0000 shares Stock options beneficially owned directly following the option exercise
Indirect 401(k) Holdings 48025.7200 shares Common stock held indirectly via 401(k) plan
Spouse 401(k) Holdings 5670.0020 shares Common stock held indirectly via spouse 401(k) plan
Rule 10b5-1 trading plan financial
"This transaction was effected pursuant to a Rule 10b5-1 trading plan"
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.
Employee Stock Option (Right to Buy) financial
"security title Employee Stock Option (Right to Buy) for 30000.0000 shares"
restricted stock units financial
"The amount reported includes shares subject to unvested restricted stock units."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

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

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FAQ

What did Lam Research (LRCX) CEO Timothy Archer report in this Form 4?

Timothy Archer, Lam Research's President and CEO, exercised 30,000 options at $30.0330 and sold 30,000 common shares at $300.0000 on August 6, 2026, in transactions effected under a pre-arranged Rule 10b5-1 trading plan.

How many Lam Research (LRCX) shares did Timothy Archer sell, and at what price?

He sold 30,000 Lam Research shares at an average price of $300.0000 per share on August 6, 2026. The sale is reported as a code S transaction and was executed pursuant to a Rule 10b5-1 trading plan adopted on February 24, 2026.

At what price were Timothy Archer's Lam Research (LRCX) stock options exercised?

Archer exercised 30,000 employee stock options with an exercise price of $30.0330 per share on August 6, 2026. These options, vesting in three equal installments from 2021 to 2023, converted into an equivalent number of Lam Research common shares.

How many Lam Research (LRCX) stock options does Timothy Archer hold after the transaction?

After the reported exercise, Archer directly holds 61,400.0000 employee stock options in Lam Research. This figure is reported as stock options beneficially owned directly following the exercise on August 6, 2026.

What indirect Lam Research (LRCX) holdings does Timothy Archer report?

He reports indirect ownership of 48,025.7200 Lam Research shares through a 401(k) plan and 5,670.0020 shares through a spouse's 401(k). These positions are classified as indirect beneficial ownership separate from his direct holdings.

Was Timothy Archer's Lam Research (LRCX) stock sale under a Rule 10b5-1 trading plan?

Yes. A footnote states the transactions were effected under a Rule 10b5-1 trading plan adopted on February 24, 2026. Such pre-arranged plans allow executives to schedule trades in advance under defined conditions.
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*
ARCHER TIMOTHY

(Last)(First)(Middle)
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)
Director10% Owner
XOfficer (give title below)Other (specify below)
President and CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/06/2026
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 Stock08/06/2026M30,000(1)A$30.0331,105,966(2)D
Common Stock08/06/2026S30,000(1)D$3001,075,966(2)D
Common Stock48,025.72IBy 401(k)
Common Stock5,670.002IBy Spouse 401(k)
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
Employee Stock Option (Right to Buy)$30.03308/06/2026M30,000 (3)03/02/2027Common Stock30,000$061,400D
Explanation of Responses:
1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 24, 2026.
2. The amount reported includes shares subject to unvested restricted stock units.
3. The stock options will become exercisable in three equal installments on 03/02/2021, 03/02/2022, and 03/02/2023.
Remarks:
Marta Woods by Power of Attorney08/07/2026
** 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)