April S. Arnzen - 13 Oct 2025 Form 4 Insider Report for MICRON TECHNOLOGY INC (MU)

Reporting relationship: EVP and Chief People Officer
Issuer ticker: MU
Reported as of: 13 Oct 2025
Net transaction value: -$8,309,062
SEC form: 4
Accepted by SEC: 15 Oct 2025, 17:34:54 UTC
Prior SEC filing: 02 Oct 2025
Next SEC filing: 23 Dec 2025
Source filing: View source filing
Reporting owner signature: Mai Lan Bui, Attorney-in-fact

Key filing fact

April S. Arnzen filed Form 4 for MICRON TECHNOLOGY INC (MU) on 15 Oct 2025.

Key facts

This page summarizes April S. Arnzen's Form 4 filing for MICRON TECHNOLOGY INC (MU).
22 reported transactions and 6 derivative rows are listed below.
Accepted by SEC: 15 Oct 2025, 17:34.

Change

Previous filing in this sequence was filed on 02 Oct 2025.
Current net transaction value: -$8,309,062.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001632063 Primary reporting owner

ARNZEN APRIL S

Relationship: EVP and Chief People Officer
Address: 8000 S. FEDERAL WAY, BOISE
Signature: Mai Lan Bui, Attorney-in-fact
Signature date: 15 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MU transaction

Common Stock

Award

Transaction value: $0
Shares: +16,520
Change %: +13%
Price: $0.000000
Shares after: 148,100
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F1

MU transaction

Common Stock

Tax liability

Transaction value: $968,836
Shares: -5,335
Change %: -3.6%
Price: $181.60
Shares after: 142,765
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Tax liability

Transaction value: $669,922
Shares: -3,689
Change %: -2.6%
Price: $181.60
Shares after: 139,076
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +14,183
Change %: +10%
Price: $0.000000
Shares after: 153,259
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F3

MU transaction

Common Stock

Tax liability

Transaction value: $1,104,491
Shares: -6,082
Change %: -4%
Price: $181.60
Shares after: 147,177
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +21,808
Change %: +15%
Price: $0.000000
Shares after: 168,985
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F3

MU transaction

Common Stock

Tax liability

Transaction value: $1,755,346
Shares: -9,666
Change %: -5.7%
Price: $181.60
Shares after: 159,319
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +12,446
Change %: +7.8%
Price: $0.000000
Shares after: 171,765
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F4

MU transaction

Common Stock

Tax liability

Transaction value: $970,652
Shares: -5,345
Change %: -3.1%
Price: $181.60
Shares after: 166,420
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +10,439
Change %: +6.3%
Price: $0.000000
Shares after: 176,859
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F5

MU transaction

Common Stock

Tax liability

Transaction value: $891,111
Shares: -4,907
Change %: -2.8%
Price: $181.60
Shares after: 171,952
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +10,439
Change %: +6.1%
Price: $0.000000
Shares after: 182,391
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F5

MU transaction

Common Stock

Tax liability

Transaction value: $891,111
Shares: -4,907
Change %: -2.7%
Price: $181.60
Shares after: 177,484
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +8,910
Change %: +5%
Price: $0.000000
Shares after: 186,394
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F6

MU transaction

Common Stock

Tax liability

Transaction value: $760,541
Shares: -4,188
Change %: -2.2%
Price: $181.60
Shares after: 182,206
Date: 13 Oct 2025
Ownership: Direct
Footnotes: F2

MU transaction

Common Stock

Tax liability

Transaction value: $297,051
Shares: -1,588
Change %: -0.87%
Price: $187.06
Shares after: 180,618
Date: 15 Oct 2025
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -5,332
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 14,183
Exercise price: $0.000000
Footnotes: F3

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -5,332
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 21,808
Exercise price: $0.000000
Footnotes: F3

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -8,410
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 12,446
Exercise price: $0.000000
Footnotes: F4

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: +10,440
Change %
Price: $0.000000
Shares after: 10,440
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,440
Exercise price: $0.000000
Footnotes: F5

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: +10,440
Change %
Price: $0.000000
Shares after: 10,440
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,440
Exercise price: $0.000000
Footnotes: F5

MU transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: +8,911
Change %
Price: $0.000000
Shares after: 8,911
Date: 13 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 8,911
Exercise price: $0.000000
Footnotes: F6

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 6 footnotes

Footnote F1

Restricted Stock Awards vest in three equal annual installments beginning on the first anniversary of the grant date.

Footnote F2

Withholding of common stock shares to satisfy tax withholding obligations in connection with the vesting of previously granted awards.

Footnote F3

The Compensation Committee certified achievement of pre-established performance goals related to DRAM revenue and Data Center NAND each at a level of 233% of target under the performance-based restricted stock units ("PRSU") with a 3-year performance period previously awarded on October 13, 2022. As reported at grant, the PRSUs could result in a payout (if earned) that varies (starting at 0%) based on actual achievement of the goals, subject to a 200% aggregate limit on the total target shares that may be received under the PRSUs awarded on October 13, 2022. 100% of any shares earned as a result of the achievement of the performance goals measured at the end of year 3 of the performance period as well as certain unvested shares earned as a result of the achievement of performance goals measured at the end of year 2 of the performance period which remained subject to vesting vested upon certification of the achievement of performance goals at the end of year 3 of the performance period.

Footnote F4

The Compensation Committee certified achievement of pre-established performance goals related to relative total shareholder return at a level of 128% of target under the performance-based restricted stock units ("PRSU") with a 3-year performance period previously awarded on October 13, 2022. As reported at grant, the PRSUs could result in a payout (if earned) that varies (starting at 0%) based on actual achievement of the goals, subject to a 200% aggregate limit on the total target shares that may be received under the PRSUs awarded on October 13, 2022. 100% of any shares earned as a result of the achievement of the performance goals measured at the end of year 3 of the performance period as well as certain unvested shares earned as a result of the achievement of performance goals measured at the end of year 2 of the performance period (which remained subject to vesting) vested upon certification of the achievement of performance goals at the end of year 3 of the performance period.

Footnote F5

The Compensation Committee certified achievement of pre-established performance goals related to High Growth-Segments and HBM3E+ each at a level of 233% of target under the performance-based restricted stock units ("PRSU") with a 3-year performance period previously awarded on October 13, 2023. The payout for the PRSUs (if earned) varies (starting at 0%) based on actual achievement of the goals, subject to a 200% aggregate limit on the total target shares that may be received under the PRSUs awarded on October 13, 2023. The reported shares represent the shares earned, 50% of which vested upon certification of the performance at the end of year 2 of the performance period and 50% remain subject to vesting until the certification of performance goals at the end of year 3 of the performance period.

Footnote F6

The Compensation Committee certified achievement of pre-established performance goals related to relative total shareholder return at a level of 111% of target under the performance-based restricted stock units ("PRSU") with a 3-year performance period previously awarded on October 13, 2023. The payout for the PRSUs (if earned) varies (starting at 0%) based on actual achievement of the goals, subject to a 200% aggregate limit on the total target shares that may be received under the PRSUs awarded on October 13, 2023. The reported shares represent the shares earned, 50% of which vested upon certification of the performance at the end of year 2 of the performance period and 50% remain subject to vesting until the certification of performance goals at the end of year 3 of the performance period.