Big Money Bets on Micron Technology: $80M in Unusual Calls Hit MU Options
MU: calls took 69% of options premium; unusual trades put $79.7M into calls and $26.3M into puts. Here's what the data says.
MUMicron Technology Inc.$1,035.84-4.79%at publication · view live →Micron Technology Inc. (MU) fell 4.8% to $1,035.84 in the latest session. The latest catalyst in the headlines: Micron Is Now Worth More Than Coca-Cola, PepsiCo, McDonald’s, Disney, Starbucks, Nike and Chipotle Combined (24/7 Wall St.). MU also ranks #2 among the most-discussed stocks on social media, with 39 mentions in the past 24 hours.
Headlines tell you what happened. The money tells you what traders and insiders are doing about it. Below, we run MU through the GTA Terminal (the options-flow, insider, institutional and congressional trackers our Pro members use) to see what's happening beneath the surface.
What the options market is saying
Options traders exchanged 281,342 calls and 214,368 puts on MU, a put/call volume ratio of 0.76. In dollar terms, about $442.4M of premium went into calls versus $203.3M into puts (69% call-side): a call-heavy tape that suggests traders are positioning for upside.
Open interest, the positions still on the books, shows a put/call ratio of 1.08 (979,489 call contracts vs. 1,059,165 puts outstanding), roughly balanced.
The heaviest activity clustered in the Oct 16 expiration, where $150.0M of premium changed hands (60% in calls).
Several contracts traded more volume than their existing open interest, a sign of new positions being opened rather than old ones being closed:
- $1150 calls expiring Dec 18: 7,399 contracts vs. 1,068 open interest, about $32.9M in premium (out of the money)
- $1025 calls expiring Oct 12: 7,472 contracts vs. 365 open interest, about $9.6M in premium (in the money)
- $1030 puts expiring Oct 12: 8,126 contracts vs. 506 open interest, about $9.1M in premium (out of the money)
- $1380 calls expiring Dec 18: 7,034 contracts vs. 385 open interest, about $8.2M in premium (out of the money)
For the nearest expiration (Oct 12), max pain, the strike where the most option holders would lose money, sits at $1040, 0.4% above the current price.
Biggest contracts by premium
| Contract | Volume | Open int. | Last | Premium |
|---|---|---|---|---|
| $1150 Call · Dec 18 | 7,399 | 1,068 | $44.43 | $32.9M |
| $780 Call · Oct 16 | 436 | 1,167 | $260.72 | $11.4M |
| $1000 Call · Jan 15, 2027 | 844 | 9,762 | $120.75 | $10.2M |
| $240 Call · Jan 15, 2027 | 120 | 998 | $799.55 | $9.6M |
| $1025 Call · Oct 12 | 7,472 | 365 | $12.81 | $9.6M |
| $1030 Put · Oct 12 | 8,126 | 506 | $11.15 | $9.1M |
Options data: Nasdaq option chains, end-of-day volume and open interest for the session of Oct 8, 2026. Premium = volume × last price × 100.
What insiders are doing
On the other side, insiders reported 10 sales totaling $182.2M. Insider selling is common: executives sell for taxes, diversification and pre-scheduled 10b5-1 plans, so purchases made with personal cash are generally the stronger signal.
| Insider | Role | Date | Type | Shares | Value |
|---|---|---|---|---|---|
| Sanjay Mehrotra | Director, President and CEO | Aug 21 | Sell | 40,000 | $38.8M |
| Sumit Sadana | EVP and Chief Business Officer | Aug 18 | Sell | 15,000 | $14.0M |
| Sanjay Mehrotra | Director, President and CEO | Jul 24 | Sell | 8,715 | $8.3M |
| Sanjay Mehrotra | Director, President and CEO | Jul 24 | Sell | 31,285 | $29.0M |
| Scott R. Allen | CVP, Chief Accounting Officer | Jul 23 | Sell | 879 | $879K |
| April S Arnzen | EVP and Chief People Officer | Jul 1 | Sell | 40,000 | $43.4M |
| Lynn A Dugle | Director | Jun 30 | Sell | 1,300 | $1.5M |
| Alexis Bjorlin | Director | Jun 26 | Sell | 25 | $28K |
Source: SEC Form 4 filings, open-market purchases (code P) and sales (code S).
Institutions and superinvestors
Institutions hold 88.0% of MU's shares across 4,131 funds and money managers. In the latest 13F quarter, 2,374 holders added to their positions (92.47M shares) while 1,586 trimmed (97.18M shares). 1,025 opened brand-new positions and 120 sold out completely.
Largest holders
| Holder | Shares | Change | % of shares | Value |
|---|---|---|---|---|
| Vanguard Group Inc | 106.61M | 1.95M | 9.44% | $109.7B |
| Blackrock, Inc. | 104.83M | 1.68M | 9.28% | $107.9B |
| Vanguard Capital Management Llc | 73.66M | 522,261 | 6.52% | $75.8B |
| State Street Corp | 50.08M | -2.16M | 4.44% | $51.5B |
| Invesco Ltd. | 36.32M | 632,801 | 3.22% | $37.4B |
| Capital World Investors | 29.47M | -12.58M | 2.61% | $30.3B |
Among the superinvestor portfolios GTA tracks, 7 own the stock: Coatue Management (Philippe Laffont), added, Appaloosa (David Tepper), reduced, D. E. Shaw & Co. (D. E. Shaw), reduced, Citadel Advisors (Ken Griffin), reduced, Renaissance Technologies (Jim Simons' firm), reduced.
Source: SEC 13F filings via Nasdaq; superinvestor portfolios from each fund's latest 13F.
Congressional trades
Members of Congress disclosed 10 trades in MU over the past year (6 purchases, 4 sales).
| Member | Type | Amount | Traded | Filed |
|---|---|---|---|---|
| Michael A. Rulli (R) | Buy | $1,001 - $15,000 | Jun 25 | Aug 7 |
| Dan Newhouse (R) | Buy | $1,001 - $15,000 | Jul 10 | Jul 17 |
| Gilbert Ray Cisneros, Jr. (D) | Partial sell | $1,001 - $15,000 | Jun 5 | Jul 2 |
| Gilbert Ray Cisneros, Jr. (D) | Partial sell | $1,001 - $15,000 | May 15 | Jun 8 |
| Josh Gottheimer (D) | Buy | $1,001 - $15,000 | May 21 | Jun 3 |
| Dwight Evans (D) | Sell | $15,001 - $50,000 | Mar 24 | Apr 20 |
Source: U.S. House Periodic Transaction Reports. Amounts are disclosed as ranges.
Price action and key levels
MU is +5.3% over the past month, +9.8% over three months and +144.7% over six. It trades 5.4% above its 50-day average of $976.19, and sits 80% of the way through its 52-week range ($179.61 to $1,255.00). Wall Street's average one-year price target of $1,500.00 implies +44.8% from here.
The bottom line
| Signal | Reading | Lean |
|---|---|---|
| Options flow | 69% of premium in calls · P/C 0.76 | Bullish |
| Insider trading (6 mo) | $0 bought · $182.2M sold | Bearish |
| Institutions (13F) | 0.95 shares added per share sold | Neutral |
| Congress (12 mo) | 6 buys · 4 sells | Bullish |
| Trend | Above 50-day avg · 3-mo +9.8% | Bullish |
Of the 5 GTA signals above, 3 lean bullish and 1 lean bearish, so the data on MU lean bullish right now. Signals like these shift quickly around earnings, news and expirations, which is why our members track them live rather than once a week.
This article was produced by the GTA Research Desk from GTA Terminal data as of Oct 11, 2026 2:14 AM ET. It is for information and education only and is not investment advice or a recommendation to buy or sell any security. Global Traders Academy may hold positions in the securities mentioned.
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