Lam Research (LRCX) SVP receives stock awards and tax-withheld shares

Rhea-AI Filing Summary

LAM RESEARCH CORP Senior Vice President Neil J. Fernandes reported equity awards and related tax withholding transactions. He received 10,113 market-based performance restricted stock units and 8,274 shares of common stock on February 27, 2026 as grant or award acquisitions at no cash cost.

The time-based restricted stock units vest in three equal installments on February 27, 2027, 2028, and 2029. The market-based performance units can vest between 0% and 150% on February 27, 2029, depending on Lam Research’s total shareholder return versus the PHLX Semiconductor Total Return Index over the performance period from February 2, 2026 through February 1, 2029. Multiple entries labeled as code F show an aggregate disposition of common shares at $233.89 per share to satisfy tax withholding obligations upon vesting, and his directly held common stock position after these transactions was 83,951 shares, including shares subject to unvested restricted stock units.

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

OMB APPROVAL

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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^*

Fernandes Neil J

(Last) (First) (Middle)

4650 CUSHING PKWY

(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)
	Senior Vice President

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		A		8,274(1)	A	$0	101,042(2)	D
Common Stock	02/27/2026		F		10,694(3)	D	$233.89	90,348(2)	D
Common Stock	02/27/2026		F		1,298(3)	D	$233.89	89,050(2)	D
Common Stock	02/27/2026		F		1,809(3)	D	$233.89	87,241(2)	D
Common Stock	02/27/2026		F		3,290(3)	D	$233.89	83,951(2)	D
Common Stock								1,015.399	I	By 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
Market-based Performance Restricted Stock Unit	$0	02/27/2026		A		10,113		(4)	(4)	Common Stock	10,113	$0	10,113	D

Explanation of Responses:

1. The restricted stock units will vest in three equal installments on 02/27/2027, 02/27/2028, and 02/27/2029.

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

3. Represents shares that were automatically withheld upon vesting of restricted stock units to satisfy tax withholding obligations.

4. The Market-based performance restricted stock units will vest between 0% and 150% on 2/27/2029. The performance of this award is based on the percentile ranking of Lam Research's Total Shareholder Return relative to the Total Shareholder Return of the companies in the PHLX Semiconductor Total Return Index during the performance period of 02/2/2026 through 02/01/2029.

Remarks:

	Marta Woods by Power of Attorney	03/02/2026
	** 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).
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FAQ

What equity awards did LAM RESEARCH CORP (LRCX) grant to Neil J. Fernandes?

Neil J. Fernandes received 10,113 market-based performance RSUs and 8,274 shares of common stock on February 27, 2026. These awards were granted at no cash cost as part of his equity compensation package.

How do the market-based performance RSUs for LRCX’s Neil J. Fernandes vest?

The market-based performance RSUs can vest between 0% and 150% on February 27, 2029. Vesting depends on Lam Research’s total shareholder return versus the PHLX Semiconductor Total Return Index over February 2, 2026 to February 1, 2029.

What is the vesting schedule for Neil J. Fernandes’s time-based RSUs at LRCX?

The time-based restricted stock units vest in three equal installments on February 27, 2027, February 27, 2028, and February 27, 2029. This structure spreads the compensation over several years, aligning ongoing service with equity delivery.

Why were LRCX shares disposed of in Neil J. Fernandes’s Form 4 filing?

Common stock entries coded F represent shares withheld to cover tax obligations upon RSU vesting at a price of $233.89 per share. These are tax-withholding dispositions, not open-market sales for investment purposes.

How many LRCX common shares did Neil J. Fernandes hold after these transactions?

After the reported transactions, Neil J. Fernandes directly held 83,951 shares of common stock. This amount includes shares subject to unvested restricted stock units, reflecting both currently vested and remaining equity-based incentives.

What performance benchmark affects Neil J. Fernandes’s LRCX performance RSUs?

The performance RSUs depend on Lam Research’s total shareholder return versus the PHLX Semiconductor Total Return Index. Performance over February 2, 2026 through February 1, 2029 determines the final vesting percentage between 0% and 150%.