Lam Research (LRCX) CEO Timothy Archer makes bona fide gift of 7,080 shares

Rhea-AI Filing Summary

Lam Research President and CEO Timothy Archer reported a bona fide gift of 7,080 shares of common stock on February 24, 2026. After this gift, he directly owned 1,196,859 shares, including shares subject to unvested restricted stock units. He also reported indirect holdings of 48,025.775 shares through a 401(k) and 5,670.061 shares through his spouse’s 401(k).

SEC Form 4

FORM 4

UNITED 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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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 CA 94538

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LAM RESEARCH CORP [ LRCX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/24/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/24/2026		G		7,080	D	$0	1,196,859(1)	D
Common Stock								48,025.775	I	By 401(k)
Common Stock								5,670.061	I	By 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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The amount reported includes shares subject to unvested restricted stock units.

Remarks:

	Marta Woods by Power of Attorney	02/25/2026
	** Signature of Reporting Person	Date
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.
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FAQ

What insider transaction did LRCX CEO Timothy Archer report in this Form 4?

Timothy Archer reported a bona fide gift of 7,080 shares of Lam Research common stock. The transaction occurred on February 24, 2026, and was coded as a gift (code G), indicating a disposition without sale proceeds.

How many Lam Research (LRCX) shares does Timothy Archer own after the reported gift?

After the gift, Timothy Archer directly owned 1,196,859 shares of Lam Research common stock. This direct total includes shares subject to unvested restricted stock units, as disclosed in the accompanying footnote to the insider filing.

Were there any indirect Lam Research (LRCX) holdings reported for Timothy Archer?

Yes. Timothy Archer reported indirect ownership of 48,025.775 Lam Research shares through a 401(k) plan and 5,670.061 shares through his spouse’s 401(k). These indirect holdings are separate from his directly owned shares.

Did the Lam Research (LRCX) CEO sell any shares for cash in this Form 4?

No cash sale was reported. The Form 4 shows a bona fide gift of 7,080 Lam Research shares, coded as a gift rather than an open-market or privately negotiated sale transaction for proceeds.

What does the Form 4 footnote say about Timothy Archer’s Lam Research (LRCX) holdings?

The footnote states that the reported amount of directly held Lam Research shares includes shares subject to unvested restricted stock units. This clarifies that some reported ownership reflects unvested equity awards, not only fully vested stock.

How many total Lam Research (LRCX) shares are held through retirement accounts related to Timothy Archer?

The filing shows 48,025.775 Lam Research shares held indirectly through Timothy Archer’s 401(k) and 5,670.061 shares through his spouse’s 401(k). These retirement-account holdings are in addition to his directly owned shares.