MU Options Are Pricing a $134 Move by July 31 — But the Chart Model Sees Only $33

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The options market implies a $788–$1,057 range into the July 31 expiration; here's what's driving that number, where the levels actually sit, and three defined-risk ways to trade it.

Published Sunday, July 26, 2026 · Data as of the July 24 close

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Quick answer

Item	Answer
Market bias	Neutral with a slight upward tilt
Options-implied range (into July 31)	$788 – $1,057 (±14.6%)
Major support	$900 (the chain's heaviest put strike)
Major resistance	$950 (second-largest gamma cluster; 50-day average at $955)
Max pain (July 31)	$945
Dealer gamma regime (estimate)	Negative — hedging tends to amplify moves; no flip level estimable in today's data
Volatility condition	Falling — IV rank 82/100
Next earnings	September 23 (after close) — 54 days after the July 31 expiration, so outside every structure below
Technical check	Diverges (bearish, 3-day and 5-day)
Best-fitting strategy	Short put spread ($900/$880, July 31) — only if the $890–$906 shelf holds
Analysis invalidated if	MU closes below $890

1 · What matters today

Micron closed Friday at $920.95 after a violent stretch: down 24% over the past month, yet up 8.9% in the last five sessions, with gaps of 3% or more in four of the last five days. Into the July 31 expiration, options are pricing a move of roughly $134 either way — the move the options market is pricing in, derived from what straddles cost. That's a ±14.6% band, or $788 to $1,057.

Our read of the positioning data is neutral with a slight upward tilt. Put activity was heavy on Friday, but the pile of open put contracts has actually shrunk over five days, implied volatility is cooling, and the "max pain" strike for July 31 — the price where the most option value would expire worthless — sits above the market at $945. The level that changes everything is $890: a close below it puts price under the $900 shelf where the chain's heaviest open interest sits. Both technical models disagree with us and target $907.

2 · What the options market is pricing

What changed this week

The five-day path tells the story. MU rallied 8.9% into Friday, and while it did, implied volatility — the market's estimate of how much MU will move, baked into option prices — fell 6.7% over five days and 10.9% over 30, landing at 95.2% at the money. That's still enormous in absolute terms but now sits below its own 30-day average of 100.6%.

Positioning cut both ways. Put volume relative to call volume finished at 1.01 — above 1 means puts dominated — against a 14-day average of 0.73, so Friday's flow was unusually defensive for this name. But the stock of contracts already held open moved the other way: the put/call open-interest ratio ran from 1.98 down to 1.20 over five sessions, meaning for every call held open there are now 1.2 puts, versus roughly 2 a week ago. Traders spent the week closing downside protection, then bought a fresh batch of it on Friday. Total option volume ran 1.37× its 20-day average — busy, not frantic.

The cleanest single build we can verify day over day: 975 contracts added to the July 27 $970 puts, and 709 added to the July 31 $1,200 calls on 2,520 contracts traded — a lottery ticket that someone kept paying for.

Expected move

Into July 31, the chain implies ±14.6%, or about $134 on a $922.76 chain-snapshot price: a $788–$1,057 range.

Expiration	Implied move	Range around $922.76
July 27 (3 days)	±6.4%	$864 – $981
July 29 (5 days)	±11.5%	$817 – $1,029
July 31 (7 days)	±14.6%	$788 – $1,057
August 7 (14 days)	±20.2%	$736 – $1,109
August 21 (28 days)	±26.4%	$679 – $1,167

Look at the first two rungs: the July 27 contracts carry a 70% at-the-money volatility while July 29 carries 98% and July 31 carries 105%. The market is pricing the back half of this week as far more dangerous, per day, than Monday. Meanwhile realized volatility — how much MU has actually been moving — ran 86% over the past 20 sessions and 98% over the last 10. So implied sits roughly nine volatility points above delivered movement: a real cushion for premium sellers, but a thin one by normal standards.

Volatility

At-the-money implied volatility is 95.2% with an IV rank of 82/100 — today's reading is more expensive than 82% of the past year's, and the percentile measure agrees at 85. But the direction is down: −1.9% on the day, −6.7% over five sessions, −10.9% over 30, and now below the 30-day average (100.6%) while remaining well above the 90-day average (87.4%). Compared against this stock's own recent history — "unusual" here means unusual for MU, not versus the market — that compression is happening at an unusually fast clip, and the gap between implied and realized volatility is wider than this name's own norm. Twenty-day realized volatility, oddly, is running slightly below MU's recent norm even at 86%, while the last five sessions have swung harder than the prior twenty.

Net: selling premium has a modest, real edge here — high IV rank, falling IV, implied above realized — but the cushion is thin enough that short strikes need to be far away and position size small. Buying premium outright means paying triple-digit volatility for a stock whose delivered movement is no longer accelerating. The front-month-versus-two-month comparison (term structure) is unavailable today: Friday was an expiration day, so front-month volatility can't be interpolated.

Skew and sentiment

Puts are expensive. At 25-delta — comparing puts and calls the same distance from the price — puts price at 108.4% volatility versus 91.5% for calls, a 17-point premium. In plain terms: traders are paying up meaningfully to protect against a drop, and that gap has steepened by about 18 points over five sessions, which is a fast build in downside demand.

Directional lean by expiration bucket is genuinely mixed, which is the honest summary. The 0–7 day bucket scores −24 and the 7–30 day bucket −15, both mildly defensive; the 30–60 day (+13) and 60–120 day (+11) buckets lean constructive. Over the trailing week the same picture holds with a longer-dated tilt upward. Our coincident read of flow momentum sits at +19 today with a three-day average of +32 — a sharp turn positive after two put-heavy weeks that averaged −19, and a flow crossover on July 23 confirmed that shift. Our separate leading read of positioning, which uses only flows and skew, sat firmly negative on Friday on the back of that put-heavy volume and steepening skew, with no confirmed price-versus-positioning divergence. Given how this name's heavy put building has resolved at one-week horizons before, we read Friday's flow as hedging into a recovering tape rather than conviction selling — hence the neutral-with-a-tilt call rather than a bearish one.

The key levels map

Level	Price	Why it matters
Call wall, July 31 expiration	$1,200	The 5-day expiration's own heaviest call strike (4,524 open) — a far-OTM lottery line, not a realistic magnet
Implied ceiling (July 31)	$1,057	Top of the options-implied range
Call congestion	$1,000	12,459 calls open chain-wide and the third-largest gamma cluster — the first real overhead pile
Swing resistance	$991	Price-structure pivot from the recent failed rally
20-day average	$976	Price sits 5.6% below it
50-day average	$955	Price sits 3.6% below it — the first trend line to reclaim
Gamma / OI shelf	$950	Second-largest gamma cluster chain-wide; 1,344 calls and 2,069 puts open for July 31
Max pain, July 31	$945	Where the most option value expires worthless — sits above spot; also the technical models' resistance
Spot	$922.76 / $920.95	Chain-snapshot price / official close — a normal few-cent-scale vendor timing gap
The shelf	$900	Chain-wide heaviest call and put strike (14,543 calls, 21,659 puts) and the largest gamma cluster; also the technical support band at $900–$906
Swing support	$891.66	Nearest price-structure support
Fresh put build	$870	1,926 contracts traded Friday into 523 open for July 31
Swing support	$854	Next structural shelf below
Put wall, July 31 expiration	$815	The 5-day expiration's own heaviest put strike at 11,189 contracts — a stack that appeared in the chain in a single session, so treat its vintage with caution; it sits ~12% below spot
Implied floor (July 31)	$788	Bottom of the options-implied range

One disagreement worth naming: the July 31 expiration's own walls ($1,200 calls, $815 puts) sit far outside the whole chain's heaviest strike, which is $900 on both sides. For this week's tradeable geography, use $900 below and $950 above; the expiration-specific walls are too far away to act as magnets.

Positioning and unusual flow

Market makers hedge the options they've sold, and one rough estimate of that inventory reads negative for both the whole chain and the July 31 expiration specifically — a regime in which hedging tends to amplify moves rather than cushion them. That is consistent with the tape: four gaps of 3%+ in five sessions. The export produces no gamma flip level today (the price below which hedging tends to accelerate selling), so we won't invent one.

Three flow items stood out, all in live expirations:

• July 31 $900 puts — 5,258 contracts traded for about $22.9 million in premium, the largest single line in the chain, into 4,431 open. The biggest money in MU options is transacting right at the shelf.
• July 27 $950 calls — 6,819 contracts against just 194 open, 35× turnover and the top of its peer group. Short-dated upside speculation, roughly $7.7 million of premium.
• July 31 $870 puts — 1,926 contracts traded into 523 open, near the top of its peer group. Cheap-ish disaster insurance about 5.7% below spot.

3 · Technical check

Both technical reports are bearish and both target $907. The 3-day model (through July 29) frames a $896–$940 range; the 5-day model (through July 31) frames $890–$940. The most decisive reads behind them: a fresh EMA13/EMA34 bearish crossover with MACD rolling from +21 to −4.25 in one session, and the −DI line pulling clear of +DI with ADX rising off a low base. Against that, the money-flow measure stayed positive at +0.158 while price fell — an accumulation divergence the reports themselves flag as a reason to expect a controlled decline rather than a breakdown.

Against the options-implied range, this is a divergence on direction and an even bigger one on magnitude. The technical target sits comfortably inside the options range, but on the wrong side of our lean, and the technical range is roughly one-fifth as wide as what the chain is pricing.

Model vs. Market: The options market implies $788–$1,057 into July 31; the 5-day technical model targets $907 within $890–$940. One of those two views is badly mispriced — either premium sellers are being handed an unusually rich week, or the chart model is underestimating a stock that has gapped 3% four times in five days.

How that shaped the strikes below: because both models cap the rally at $940–$945 and floor the decline near $890–$906, our short call sits at $950 (just above the technical ceiling and the 50-day average) and our short put at $900 (at the shelf, with break-even below the technical floor).

Full technical write-ups: 3-day report → · 5-day report →

4 · Three ways the next five days can go

If MU pushes above $950–$955: that shelf carries the chain's second-largest gamma cluster and the 50-day average, so the first attempt usually stalls there. Positioning thins out above it — the next real congestion is $1,000, where 12,459 calls sit open, and above that there is essentially nothing until the implied ceiling near $1,057. In a negative-gamma estimate, hedging into strength tends to feed the move rather than absorb it.

If MU drifts between $900 and $950: this is the pin case, and it's the one the options structure quietly favours — max pain for July 31 is $945, above the market, and $900 is the single heaviest strike in the chain on both sides. Expiring open interest and the hedging around it tend to drag price toward the middle of that band into Friday. "Drift" is relative here: a ±3% band still contains multiple 3% days.

If MU breaks below $890: support thins quickly — $891.66 swing, then the fresh $870 put build, then $854, then nothing meaningful until the expiration's own put wall at $815. One rough estimate of dealer positioning suggests hedging amplifies selling rather than cushioning it in this regime, which is how you get a $60 session. Both technical models' bearish scenario stops at roughly $888; the options market says the tail goes much further.

5 · Three defined-risk structures

Prices are end-of-day midpoints as of July 24. All structures are hypothetical. The July 24 expiration has already settled and is excluded. Verify live prices before trading — these will be stale by the open.

If you lean bullish: short put spread

• Trade: Sell the July 31 $900 put, buy the July 31 $880 put
• Credit: $7.63 ($763) · Max profit: $763 · Max loss: $1,238 · Break-even: $892.38
• Why it fits: you collect the credit up front and keep it if MU stays above $900 — a bet on the level, not on a rally. $900 is the heaviest put strike in the entire chain (21,659 contracts) and coincides with the technical support band; max pain for July 31 sits above the market at $945; and IV rank 82 means the premium you're selling is richer than 82% of the past year.
• Makes sense only if: you believe the $891–$906 shelf holds through Friday and are content to be right slowly.
• Invalidated if: MU closes below $890.
• Managing it: close at roughly 50% of max credit; check it at Wednesday's July 29 midpoint and exit if MU has printed below $906; if MU closes through $900, close rather than hope.
• Liquidity note: the $900 puts traded about $2 wide (4.5% of mid) on 5,258 contracts — the busiest line in the chain. The $880 puts quote roughly $2 wide (5.6%). Send it as a package with a limit; the wings are wide enough to eat a chunk of the credit on a market order.
• Analyze this position →

If you expect the range to hold: iron condor

• Trade: Sell the July 31 $900 put / buy the $880 put, and sell the July 31 $950 call / buy the $970 call — literally the two credit spreads on this page sold together, which is why only one side can lose.
• Credit: $15.40 ($1,540) · Max profit: $1,540 · Max loss: $460 · Break-evens: $884.60 and $965.40
• Why it fits: the profitable band ($885–$965) brackets max pain at $945 and both technical models' entire expected range. Implied volatility sits about nine points above delivered movement, so time decay is on your side.
• Makes sense only if: you accept the odds honestly. A credit worth 77% of the width means the market itself prices this as roughly a one-in-four proposition — that's exactly why it pays better than 3-to-1. Take it small, as a bet that MU's realized swings finally cool.
• Invalidated if: MU closes outside $885–$965 — at that point you are past a break-even and should be managing, not waiting.
• Managing it: close at ~50% of max credit; roll or close the threatened side if either short strike is touched; flat by Thursday's close regardless, since the last day of gamma risk in a negative-gamma tape is where condors die.
• Liquidity note: all four legs quote $2–$3 wide (4.1%–5.7% of mid) and the two short strikes are the two busiest lines in the expiration. Four legs of that slippage is real — insist on a package limit.
• Analyze this position →

If you lean bearish: short call spread

• Trade: Sell the July 31 $950 call, buy the July 31 $970 call
• Credit: $7.78 ($778) · Max profit: $778 · Max loss: $1,223 · Break-even: $957.78
• Why it fits: this is the trade that agrees with the technical models without needing the crash they don't forecast — you win on anything short of a 4% rally. $950 is the second-largest gamma cluster in the chain and sits just below the 50-day average at $955, the exact zone both reports name as resistance.
• Makes sense only if: you think the $945–$955 ceiling caps this week's bounce.
• Invalidated if: MU closes above $955.
• Managing it: close at ~50% of max credit; exit on a close above $955 rather than waiting for the break-even; hard exit Thursday's close.
• Liquidity note: the $950 calls are the most liquid call line in the expiration ($10.9 million of premium, $1.70 wide, 4.2% of mid); the $970 calls quote about $1.85 wide (5.7%). Workable.
• Analyze this position →

If none of these: no trade

There is a serious case for standing aside this week. Yes, IV rank is 82 — but realized volatility is running 86% to 110% depending on the window against 95%–105% implied, so the premium cushion is unusually thin for such a high headline number. Bid-ask spreads on July 31 lines run $2–$3 wide, which on a 20-point spread is a meaningful slice of your edge before you're even in. And MU has gapped 3% or more in four of the last five sessions in a negative-gamma estimate, which means any short spread can be blown through overnight with no chance to manage. If you can't watch the position intraday, or a $60 gap against you would matter to your account, no trade is the correct fourth option.

6 · Quick FAQ

What is MU's expected move this week? About ±$134 (±14.6%) into the July 31 expiration, per straddle pricing as of the July 24 close — a $788–$1,057 range. The July 27 expiration prices a much tighter ±6.4% ($864–$981).

Is MU expected to go up or down over the next five days? Options positioning as of July 24 leans neutral with a slight upward tilt — implied volatility is cooling, held put open interest has thinned, and max pain sits above the market at $945 — but that's a read of what traders have already done, not a forecast. The actionable map is the $788–$1,057 range and the $900/$950 levels.

Where is MU's biggest options support and resistance? Support at $900, the heaviest put strike in the chain (21,659 contracts) and the largest gamma cluster; resistance at $950, the second-largest gamma cluster, with $1,000 the next real pile above. The July 31 expiration's own walls sit far out at $815 and $1,200.

Is MU implied volatility high or low right now? IV rank 82/100 — at-the-money implied volatility of 95.2% is more expensive than 82% of the past year's readings, but it is falling: down 6.7% in five days and now below its 30-day average.

What invalidates this read? A close below $890. Below that, the $900 shelf has failed and support thins fast toward $870 and $854.

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Methodology & disclosures. Data: end-of-day options-chain snapshot for MU, 2026-07-24, generated 2026-07-26T16:57:31Z. Prices shown are midpoints and will differ from live markets. Momentum/positioning scores are descriptive measurements of past option flow — not investment advice, signals, forecasts, or guarantees. Earnings dates and reported results are from the data provider's earnings feed as of 2026-07-26T16:57:31Z; report dates can change. All trade structures are hypothetical. Every structure shown has a defined maximum loss; you can lose the entire max-loss amount. Options involve substantial risk and are not suitable for all investors.