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T-Mobile US, Inc. (TMUS)

Overview · Option chain · Volatility · Expected-move history · Earnings

Price (delayed) 187.30 +2.82%
Expected moveThe size of the up-or-down move the options market is pricing for a stock by a given date, read from option prices (the at-the-money straddle). It is a market-implied estimate, not a forecast. · Sep 18 ±4.6%
Expected range 178.03195.28
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.27.6%
IV percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history). 35/universe
P/C volumePut volume (or open interest) divided by call volume (or open interest). A descriptive activity measure — it does not by itself say what traders expect.0.51
P/C open interest0.56
Next earnings Oct 22

Cboe delayed options data · as of 06:38 UTC · Figures derived from the full chain (1,262 contracts, 17 expirations) · IV own-history percentile appears after 60 recorded days (3 so far)

Expected move — Sep 18, 2026 (15 days)

Methodology →

Read from option prices: the at-the-money straddle costs this much, so the market is pricing a move of about that size in either direction by this date. It is an estimate of movement, not a prediction of direction.

178.0195.3186.7 current

Options are pricing a move of about ±4.6% (range 178.03–195.28) by Sep 18, 2026. ATM straddle: 8.62 @ strike 187.5 · ATM IV: 27.4%.

Probability distribution

Model & assumptions →

The curve shows where a lognormal model, fed with current implied volatility, puts the range of outcomes at this expiration. Shaded: the expected-move band.

186.7178.0195.3
expected-move bandmodel density
Levelvs priceP(above)Model-estimated chance the stock finishes above a level at expiration, derived from current IV under a lognormal model with stated assumptions — an estimate, not a prediction.P(below)
167.99 -10% 96.9% 3.1%
177.32 -5% 81.4% 18.6%
186.65 +0% 48.9% 51.1%
195.98 +5% 18.3% 81.7%
205.32 +10% 4.1% 95.9%

Model-estimated probabilities of finishing above/below each level at expiration — estimates under stated assumptions, not predictions.

Probability explorer

Drag the slider to any level and see the model-estimated chance the stock finishes above or below it at the selected expiration.

P(finish above)
P(finish below)
P(touch, approx.)

Horizon: Sep 18, 2026 · lognormal model, zero drift — an estimate, not a prediction. Assumptions

ExpiresDTEDays to expiration, in calendar days.Implied moveATM IVOpen int.
Sep 04, 2026 1 ±2.1% 35.5% 6,015
Sep 11, 2026 8 ±3.6% 28.4% 1,759
Sep 18, 2026 15 ±4.6% 27.4% 23.7K
Sep 25, 2026 22 ±5.9% 29.2% 568
Oct 02, 2026 29 ±6.4% 27.5% 421
Oct 09, 2026 36 ±7.2% 28.0% 38
Oct 16, 2026 43 ±7.7% 27.3% 15.8K
Nov 20, 2026 78 ±11.7% 31.2% 9,110
Dec 18, 2026 106 ±13.7% 31.5% 23.6K
Jan 15, 2027 134 ±14.5% 29.9% 27.2K
Feb 19, 2027 169 ±16.6% 30.4% 970
Mar 19, 2027 197 ±18.1% 31.1% 5,162

Open interest by strike — Sep 18

Where option positions are concentrated. Teal bars are calls, red bars are puts; the dashed line is the current price.

140.0155.0165.0172.5180.0187.5195.0202.5215.0186.7
callsputs

Largest open-interest concentrations (all expirations ≤ 60 days): 195 C · 12.8K190 C · 3,324200 C · 2,994170 P · 2,219185 C · 2,102

IV term structure

Volatility page →

At-the-money implied volatility for each expiration. A hump around a date often marks a scheduled event the market is pricing.

26%30%34%38%1d29d197d

When does open interest expire?

21%This month72%Later

Implied vs realized volatility

24.4%25.8%27.1%28.4%Aug 31Sep 02
IV30HV20

HV from our stored daily closes (annualized); IV30 interpolated from the chain. Method

Price, last 60 sessions

Track record

Full history →

Every trading day we record what the options market is pricing for each expiration — before the outcome is known. Once expirations start resolving, this section compares expected versus actual, and the record is never rewritten. Recording since Aug 31, 2026.

Past earnings reactions

Oct 24+6.6%Jan 25+6.0%Apr 25-10.2%Jul 25+6.1%Oct 25-4.2%Feb 26+7.6%Apr 26+8.4%Jul 26-5.7%
implied (when recorded)actual reaction

Avg |reaction| 5.1% · median 5.8% (20 reports) — two-session close-to-close window; definition

About T-Mobile US, Inc.

T-Mobile US, Inc., alongside its subsidiaries, offers mobile telecommunications services across the United States, Puerto Rico, and the U.S. Virgin Islands. Catering to approximately 108.7 million subscribers, the company delivers essential voice, messaging, and data connectivity to customers in postpaid, prepaid, and wholesale segments. Beyond services, T-Mobile also supplies a broad array of wireless devices, such as smartphones, wearables, tablets, and other mobile communication gadgets, along with associated accessories. These offerings are marketed under both the T-Mobile and Metro by T-Mobile brands. Direct distribution occurs through its proprietary retail stores, the T-Mobile mobile application, customer service channels, and its official online platforms. Additionally, the company provides devices to independent dealers and other distributors for resale via external retail locations and various third-party websites. As of December 31, 2021, its robust network infrastructure encompassed approximately 102,000 macro cell sites and 41,000 small cell/distributed antenna system locations. T-Mobile US, Inc. was established in 1994 and maintains its headquarters in Bellevue, Washi

Communication Services · Telecommunications Services · NASDAQ · Profile: Financial Modeling Prep

Related securities — Communication Services

META · IV 35.3%GOOGL · IV 27.6%NFLX · IV 31.1%TTD · IV 58.6%RDDT · IV 55.6%WBD · IV 33.6%

Consumer Cyclical

ABNB · Airbnb, Inc.AMZN · Amazon.com, Inc.AZO · AutoZone, Inc.BABA · Alibaba Group Holding…BBY · Best Buy Co., Inc.BYD · Boyd Gaming CorporationCAVA · CAVA Group, Inc.CCL · Carnival Corporation & plc

ETF

ARKK · ARK Innovation ETFBITO · ProShares Bitcoin ETFDIA · State Street SPDR Dow…EEM · iShares MSCI Emerging…EFA · iShares MSCI EAFE ETFEWZ · iShares MSCI Brazil ETFFXI · iShares China Large-Cap ETFGDX · VanEck Gold Miners ETF

Technology

AAPL · Apple Inc.ADBE · Adobe Inc.AI · C3.ai, Inc.AMAT · Applied Materials, Inc.AMD · Advanced Micro Device…APP · AppLovin CorporationARM · Arm Holdings plc Amer…ASML · ASML Holding N.V.

Financial Services

AFRM · Affirm Holdings, Inc.ALL · The Allstate CorporationALLY · Ally Financial Inc.AXP · American Express CompanyBAC · Bank of America CorporationBLK · BlackRock, Inc.BX · Blackstone Inc.C · Citigroup Inc.

Industrials

AAL · American Airlines Gro…BA · The Boeing CompanyCAT · Caterpillar Inc.CMI · Cummins Inc.DAL · Delta Air Lines, Inc.DE · Deere & CompanyEMR · Emerson Electric Co.ETN · Eaton Corporation plc

Energy

BKR · Baker Hughes CompanyCCJ · Cameco CorporationCOP · ConocoPhillipsCVX · Chevron CorporationDVN · Devon Energy CorporationENPH · Enphase Energy, Inc.EOG · EOG Resources, Inc.ET · Energy Transfer LP