Micron CEO Sanjay Mehrotra Sold $27.5M of MU Stock in 2025 Q4

Sanjay Mehrotra, CEO of Micron (MU), reported a dense burst of Form 4 selling in October-November 2025: about 132,500 shares sold for roughly $27.53 million across dozens of executions, with prices ranging from the low $180s to the mid $240s.

The filings do not look like a one-off exit. They show repeated partial sales after a large exercise/tax event, while his remaining disclosed stake after the latest MU sale still stood near 396,578 shares. His most recent filing activity after that MU window was a small A-code award in CDW on December 10, 2025.

What Actually Happened in the Filings

Window	Code Pattern	Shares	Estimated Value	Read-Through
2025-10-01 to 2025-11-07	Mostly `S` in MU	132,500 sold	$27.53M	Systematic distribution into strength, not a single block dump
2025-10-13	`M` + `F`	724,190 exercised; 258,940 withheld	N/A on M rows	Large option conversion plus tax handling before later sales
Latest post-MU activity	`A` in CDW	9 awarded	~$1.3K	Small board-style equity activity outside MU

Largest MU sell days in this window included roughly $4.97M (Oct 27), $4.06M (Oct 7), and $4.01M (Oct 21), based on aggregated Form 4 line items.

Why This Matters Now: Micron Entered a Record Financial Stretch

Micron's corporate backdrop was unusually strong while these sales were being filed. In its fiscal Q4 2025 release, Micron described a record year and reported quarterly diluted EPS of $2.83 (non-GAAP) with data center revenue rising sharply. In fiscal Q1 2026, Micron reported record quarterly revenue of $13.64B and guided fiscal Q2 revenue to about $18.7B ± $0.4B.

Sources: Micron Q4 FY2025 release, Micron Q1 FY2026 release.

That context changes interpretation: this was not panic selling during deterioration. It was insider monetization during a period when the operating narrative around AI memory demand and pricing was strengthening.

SanDisk Legacy, Micron Present

The insider profile behind these filings still carries long historical activity in SanDisk (SNDK), where Mehrotra built his career before Micron. In 2025, Western Digital also completed the separation that returned SanDisk to an independent listing, with WDC and SNDK again trading as separate stories.

Source: Nasdaq coverage of the separation announcement.

Institutional Positioning Around MU

13F holder data on MU still shows deep institutional sponsorship, including Vanguard, BlackRock, State Street, FMR, and Capital World Investors. That matters because insider sales often matter less when long-only sponsorship remains stable and earnings power is still expanding.

Key Facts

Insider	Sanjay Mehrotra
Primary recent traded ticker	MU
Sell value (Oct 1-Nov 7, 2025)	~$27.53M
Shares sold (same window)	132,500
Average implied sell price	~$207.79
Latest MU sale date	2025-11-07
Profile-level cumulative sell value	~$296.8M

What to Watch Next

MU post-guidance follow-through: If Micron executes against its fiscal Q2 guide, additional insider sales may be read as portfolio management rather than demand skepticism.
Mehrotra code mix: A shift from repeated S lines to mostly A/F/M administrative codes would signal that the October-November monetization wave has cooled.
Large-holder behavior at BlackRock and Vanguard: Watch for meaningful MU position cuts in the next 13F cycle as a stronger bearish confirmation signal.
SNDK vs WDC narrative divergence: As the separation matures, capital and sentiment can rotate quickly between the two memory/storage narratives.
CDW board-linked filings: Continued small A-code activity would reinforce that non-MU filings are likely compensation-driven and secondary to the MU thesis.