Updated Jul 16, 2026 · Last SEC filing 2026-07-06
MICRON TECHNOLOGY INC (MU) has filed 11 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 2 Form 8-K material event filings were reported by MU in the last 90 days. 7 Form 144 notices of proposed sale were filed for MU stock. InsiderAlpha tracks every MU SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Semiconductors & Related Devices (SIC 3674) |
|---|---|
| SEC CIK | 0000723125 |
| Form 4 filings (90d) | 11 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 7 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 2.3K | $1,091.71 | $2.53M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 220 | $1,088.12 | $239K | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 288 | $1,090.60 | $314K | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 10.5K | $1,079.99 | $11.34M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 794 | $1,084.12 | $861K | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 1.3K | $1,087.21 | $1.44M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 3.6K | $1,080.96 | $3.86M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 267 | $1,089.04 | $291K | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 4.3K | $1,077.05 | $4.61M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 1.2K | $1,078.47 | $1.34M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 929 | $1,082.28 | $1.01M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 3.6K | $1,083.31 | $3.89M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 2.9K | $1,085.27 | $3.20M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 2.1K | $1,086.38 | $2.29M | SEC | |
| ARNZEN APRIL S | EVP and Chief People Officer | S — Open-market sale | 2.5K | $1,092.68 | $2.74M | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for MICRON TECHNOLOGY INC (MU). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| MEHROTRA SANJAY | 76 | $70.98M |
| RAY MICHAEL CHARLES | 25 | $4.06M |
| ARNZEN APRIL S | 18 | $43.36M |
| ALLEN SCOTT R. | 2 | $425K |
| GOMO STEVEN J | 2 | $1.57M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in MU insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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