MU SEC Filing News — Micron Technology, Inc.

Latest SEC filings for Micron Technology, Inc. (MU) explained in plain English. Covers insider buying and selling (Form 4), proposed insider sales (Form 144), material company events (8-K), and quarterly & annual reports (10-Q / 10-K). All data sourced directly from SEC EDGAR — last updated 2026-07-28.

Micron Technology, Inc. designs, develops, manufactures, and sells memory and storage products in the United States, Taiwan, Japan, Mainland China, Hong Kong, Europe, and internationally. It operates through the Cloud Memory Business Unit; Core Data Center Business Unit; Mobile and Client Business Unit; and Automotive and Embedded Business Unit segments. The company provides memory products, including dynamic random access memory components and modules, CXL-based memory, LPDDR components and mod…
Sector: Technology Industry: Semiconductors CIK: 723125
20
Total Filings
0
Bullish Signals
11
Bearish Signals
12
Insider Transactions
2
Material Events (8-K)
1
Periodic Reports
Insider activity for MU has skewed bearish recently. Of the 20 filings tracked, 11 carry bearish signals (such as insider sales or negative 8-K disclosures) versus 0 bullish. This does not necessarily signal fundamental deterioration — insiders sell for many reasons — but it is worth monitoring alongside the company's core financial metrics.
MU Filing Activity Snapshot 2026-06-02 — 2026-07-28
Insider Transactions (Form 4)
0 buys vs 8 sells
Net insider selling in this period — insiders sell for many reasons beyond conviction.
Largest Transaction
$92.67M
MEHROTRA SANJAY · 2026-06-26
40,000 shares · Form 144
Form 144 Notices
5
Proposed insider sales filed — Form 144 is a notice of intent, not a confirmed transaction. Actual sales are confirmed via Form 4.
Recent SEC Filings
Form 4 Insider Selling 2026-07-28

MU insider MEHROTRA SANJAY (Director, President and CEO) sold 8,715 shares (~$8.29M)

MEHROTRA SANJAY, listed as Director, President and CEO at MICRON TECHNOLOGY INC, reported an open-market sale of 8,715 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: MEHROTRA SANJAY (Director, President and CEO) Shares: 8,715 Est. Value: $8.29M
Form 4 Insider Selling 2026-07-28

MU insider MEHROTRA SANJAY (Director, President and CEO) sold 31,285 shares (~$29.00M)

MEHROTRA SANJAY, listed as Director, President and CEO at MICRON TECHNOLOGY INC, reported an open-market sale of 31,285 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: MEHROTRA SANJAY (Director, President and CEO) Shares: 31,285 Est. Value: $29.00M
Form 4 Insider Selling 2026-07-27

MU insider ALLEN SCOTT R. (CVP, Chief Accounting Officer) sold 879 shares (~$879.0K)

ALLEN SCOTT R., listed as CVP, Chief Accounting Officer at MICRON TECHNOLOGY INC, reported an open-market sale of 879 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: ALLEN SCOTT R. (CVP, Chief Accounting Officer) Shares: 879 Est. Value: $879.0K
Form 144 Large Proposed Insider Sale 2026-07-24

MU Form 144 filed for proposed insider sale by MEHROTRA SANJAY (40,000 shares) ~$74.58M

MEHROTRA SANJAY filed a Form 144 with the SEC indicating intent to sell MU (MICRON TECHNOLOGY INC) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: MEHROTRA SANJAY Shares: 40,000 Est. Value: $74.58M
Form 144 Proposed Insider Sale 2026-07-23

MU Form 144 filed for proposed insider sale by SCOTT ALLEN (879 shares) ~$1.76M

SCOTT ALLEN filed a Form 144 with the SEC indicating intent to sell MU (MICRON TECHNOLOGY INC) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: SCOTT ALLEN Shares: 879 Est. Value: $1.76M
Form 4 Tax / Compensation Filing 2026-07-17

MU insider Form 4 filed for equity award, exercise, or tax withholding

ALLEN SCOTT R. (CVP, Chief Accounting Officer) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: ALLEN SCOTT R. (CVP, Chief Accounting Officer) Shares: 912
Form 4 Insider Selling 2026-07-06

MU insider ARNZEN APRIL S (EVP and Chief People Officer) sold 40,000 shares (~$43.36M)

ARNZEN APRIL S, listed as EVP and Chief People Officer at MICRON TECHNOLOGY INC, reported an open-market sale of 40,000 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: ARNZEN APRIL S (EVP and Chief People Officer) Shares: 40,000 Est. Value: $43.36M
Form 4 Insider Selling 2026-07-02

MU insider Dugle Lynn A (Director) sold 1,300 shares (~$1.50M)

Dugle Lynn A, listed as Director at MICRON TECHNOLOGY INC, reported an open-market sale of 1,300 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Dugle Lynn A (Director) Shares: 1,300 Est. Value: $1.50M
Form 4 Tax / Compensation Filing 2026-07-02

MU insider Form 4 filed for equity award, exercise, or tax withholding

SWAN ROBERT HOLMES (Director) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: SWAN ROBERT HOLMES (Director)
Form 4 Tax / Compensation Filing 2026-07-02

MU insider Form 4 filed for equity award, exercise, or tax withholding

Liu Teyin M (Director) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Liu Teyin M (Director) Shares: 27
Form 144 Large Proposed Insider Sale 2026-07-01

MU Form 144 filed for proposed insider sale by April S. Arnzen (40,000 shares) ~$86.71M

April S. Arnzen filed a Form 144 with the SEC indicating intent to sell MU (MICRON TECHNOLOGY INC) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: April S. Arnzen Shares: 40,000 Est. Value: $86.71M
Form 4 Insider Selling 2026-06-30

MU insider MEHROTRA SANJAY (Director, President and CEO) sold 11,494 shares (~$13.57M)

MEHROTRA SANJAY, listed as Director, President and CEO at MICRON TECHNOLOGY INC, reported an open-market sale of 11,494 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: MEHROTRA SANJAY (Director, President and CEO) Shares: 11,494 Est. Value: $13.57M
Form 4 Insider Selling 2026-06-30

MU insider MEHROTRA SANJAY (Director, President and CEO) sold 28,506 shares (~$32.76M)

MEHROTRA SANJAY, listed as Director, President and CEO at MICRON TECHNOLOGY INC, reported an open-market sale of 28,506 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: MEHROTRA SANJAY (Director, President and CEO) Shares: 28,506 Est. Value: $32.76M
Form 144 Proposed Insider Sale 2026-06-30

MU Form 144 filed for proposed insider sale by Lynn A. Dugle (1,300 shares) ~$3.00M

Lynn A. Dugle filed a Form 144 with the SEC indicating intent to sell MU (MICRON TECHNOLOGY INC) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Lynn A. Dugle Shares: 1,300 Est. Value: $3.00M
Form 144 Large Proposed Insider Sale 2026-06-26

MU Form 144 filed for proposed insider sale by MEHROTRA SANJAY (40,000 shares) ~$92.67M

MEHROTRA SANJAY filed a Form 144 with the SEC indicating intent to sell MU (MICRON TECHNOLOGY INC) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: MEHROTRA SANJAY Shares: 40,000 Est. Value: $92.67M
Form 10-Q Quarterly Report 2026-06-25

MU filed Quarterly Report (10-Q)

MICRON TECHNOLOGY INC filed its quarterly report with the SEC. This report includes unaudited financial statements and management discussion for the quarter.

Filing: 10-Q (Quarterly Report)
Form 8-K Material Company Update 2026-06-24

MU filed 8-K — material company event

MICRON TECHNOLOGY INC filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 4 Tax / Compensation Filing 2026-06-11

MU insider Form 4 filed for equity award, exercise, or tax withholding

Bjorlin Alexis (Director) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Bjorlin Alexis (Director) Shares: 63
Form 8-K Material Company Update 2026-06-09

MU filed 8-K — material company event

MICRON TECHNOLOGY INC filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 4 Insider Selling 2026-06-02

MU insider MEHROTRA SANJAY (Director, President and CEO) sold 2,561 shares (~$2.50M)

MEHROTRA SANJAY, listed as Director, President and CEO at MICRON TECHNOLOGY INC, reported an open-market sale of 2,561 MU shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: MEHROTRA SANJAY (Director, President and CEO) Shares: 2,561 Est. Value: $2.50M

Understanding Micron Technology, Inc.'s SEC Filings

Form 4 — Insider Transactions

Executives, directors, and large shareholders must report any purchase or sale of MU shares within two business days. Consistent buying by multiple insiders is often read as a confidence signal; large sales may reflect diversification or liquidity needs rather than negative conviction.

Form 144 — Proposed Insider Sales

Filed when a company affiliate intends to sell restricted or control shares. A Form 144 is a notice of intent, not confirmation — the actual sale is later confirmed via Form 4. It gives investors advance visibility into planned insider selling activity.

8-K — Material Events

The 8-K is an event-driven filing that Micron Technology, Inc. must submit within four business days of a significant development — including earnings results, mergers, executive changes, credit facility updates, or regulatory actions. Each 8-K item code maps to a specific event type.

10-Q & 10-K — Periodic Reports

The 10-Q (quarterly) and 10-K (annual) are comprehensive reports covering Micron Technology, Inc.'s financial results, risk factors, management discussion, and business operations. The 10-K includes audited financials and is the most complete public disclosure the company makes each year.

Frequently Asked Questions — MU SEC Filings

What SEC filings does Micron Technology, Inc. submit to the SEC?

Micron Technology, Inc. (MU) submits several types of SEC filings including Form 4 (insider transactions), Form 144 (proposed insider sales), 8-K reports (material events such as earnings releases, acquisitions, leadership changes), and periodic reports — the 10-Q (quarterly) and 10-K (annual). All filings are publicly available through SEC EDGAR.

What does a Form 4 filing tell me about MU?

A Form 4 for MU discloses a transaction by a company insider — typically a director, officer, or 10%+ shareholder. It shows the date, number of shares bought or sold, the price, and the insider's updated total ownership. Consistent insider buying across multiple executives is often interpreted as a bullish signal.

How do I interpret an 8-K filing from Micron Technology, Inc.?

An 8-K signals a material event requiring prompt disclosure. Common triggers include earnings pre-announcements, acquisitions, leadership appointments or departures, credit changes, or regulatory actions. Read the item codes inside the filing to understand exactly what was disclosed before drawing conclusions.

What is the difference between a 10-K and 10-Q for MU?

The 10-K is Micron Technology, Inc.'s annual report with fully audited financial statements, comprehensive MD&A, and complete risk factor disclosures — filed 60–90 days after fiscal year-end. The 10-Q is a lighter quarterly report with unaudited financials filed for the first three quarters. Together they provide a continuous financial picture of the company.

Where can I see all MU SEC filings directly on EDGAR?

You can view all historical Micron Technology, Inc. filings on the SEC EDGAR company page for MU. Each filing card on this page links directly to the original SEC document.

How often does Micron Technology, Inc. file with the SEC?

Micron Technology, Inc. files one 10-K per year and up to three 10-Qs per year. Form 4 insider transactions must be reported within two business days of each trade, so the frequency depends on how often insiders are buying or selling MU shares. 8-K filings occur whenever a material event happens — which can be several times per quarter for an active company.

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SEC filing data is sourced from SEC EDGAR. This page is updated automatically as new filings are detected. Content is for informational purposes only and does not constitute investment advice. Full Disclaimer.