Communication Services

T-Mobile US Inc (TMUS) options and signal

Figures as of 28 Sep 2026

TMUS is T-Mobile US Inc, a Communication Services name the model ranks every trading day. The options figures are from the close on 28 Sep 2026. The model's figures are from 25 Sep 2026, one trading day behind the latest, as the Free plan shows them. Every model figure is paper trading.

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At a glance

Figure	Value	Date
IV rank	90 of 100	28 Sep
At the money IV	38.1%	28 Sep
Priced move to 30 Oct	10.7% down, 12.0% up	28 Sep
Call wall and put wall	170 and 175	28 Sep
Signal and the desk's view	No signal, view bullish	25 Sep
Last close	166.45	28 Sep
Next report	28 Oct 2026	28 Sep

Options Snapshot

TMUS's IV rank is 90 of 100 on 28 Sep 2026.

Figure	Value
IV rank	90 of 100
At the money IV	38.1%, near month, 32 days
Put/call ratio, open interest	0.61
Call open interest, strikes captured near the price	59,200 contracts
Put open interest, strikes captured near the price	36,300 contracts
Cost to trade at the money	Fair, 19.9% of the option's mid price

IV rank is where the at the money IV sits among TMUS's own weekly readings, 0 the lowest and 100 the highest.

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Priced Range

On 28 Sep 2026, TMUS options priced a move of 10.7 percent down and 12.0 percent up by 30 Oct 2026.

Expiry	Days	Down	Up	Range
2 Oct 2026	4	4.2%	3.6%	159.45 to 172.44
9 Oct 2026	11	5.9%	5.6%	156.66 to 175.82
23 Oct 2026	25	8.2%	8.5%	152.85 to 180.65
30 Oct 2026	32	10.7%	12.0%	148.65 to 186.35
20 Nov 2026	53	12.7%	14.1%	145.35 to 189.95
18 Dec 2026	81	15.9%	16.5%	139.95 to 193.85
19 Feb 2027	144	20.8%	22.7%	131.75 to 204.25

The range is one standard deviation either side of the close of 166.45, as the option prices imply it.

A priced move restates option prices at the close and says nothing certain about where the price goes.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Priced Range in RingMaster The Priced Range guide

Gamma Map

On 28 Sep 2026, TMUS's call wall is the 170 strike and its put wall is the 175 strike.

Figure	Value
Call wall, most open call gamma	170
Put wall, most open put gamma	175
Flip strike, where net gamma changes sign	161.6
Net dollar gamma, calls minus puts	$9.67 million
Total dollar gamma, both sides	$35.5 million
Close	166.45

Dollar gamma is stated for a one percent move in the price.

Net is calls minus puts under the standard convention, not a record of who holds the contracts.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Gamma Map in RingMaster The Gamma Map guide

Volatility History

On 28 Sep 2026, TMUS's at the money IV is 38.1 percent against 20 day realized volatility of 33.3 percent.

Figure	Value
At the money IV	38.1%
Realized volatility, 20 trading days	33.3%
Realized volatility, 60 trading days	40.0%
IV against its own weekly record	High, in the top fifth
Weekly readings on record	691, from 3 May 2013
Weeks the price moved more than the one week priced move	27.0% of 252 weeks

Realized volatility is worked out from the daily closes the desk holds, not from the option chain.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Volatility History in RingMaster The Volatility History guide

Volatility Weather

On 28 Sep 2026, TMUS's at the money IV runs from 34.1 percent at 4 days to 34.7 percent at 144 days.

Days to expiry	At the money IV
4	34.1%
11	32.5%
18	33.4%
25	32.2%
39	40.5%
53	35.7%
81	34.5%
144	34.7%

Near and far expiries price about the same volatility, a flat term structure.

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Volatility Smile

On 28 Sep 2026, at the 32 day expiry, TMUS's IV ten percent below the price sits 0.1 points above at the money IV.

Strike area	Implied volatility	Against at the money
10% below the price	38.2%	+0.1 points
At the money	38.1%	0.0 points
10% above the price	40.5%	+2.4 points

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Volatility Surface

On 28 Sep 2026, TMUS's surface spans 10 expiries out to 144 days, with IV from 31.0 to 53.2 percent near the price.

Figure	Value
Expiries captured	10
Nearest expiry	2 Oct 2026, 4 days
Farthest expiry	19 Feb 2027, 144 days
Points within 10% of the price, 7 days out or more	73
Lowest IV among them	31.0%
Highest IV among them	53.2%

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Expiry Ladder

On 28 Sep 2026, TMUS has 10 captured expiries, from 2 Oct 2026 to 19 Feb 2027.

Expiry	Days	At the money IV	Call open interest	Put open interest
2 Oct 2026	4	34.1%	5,187	1,734
9 Oct 2026	11	32.5%	687	595
16 Oct 2026	18	33.4%	20,110	3,672
23 Oct 2026	25	32.2%	1,145	1,368
30 Oct 2026	32	38.1%	726	685
6 Nov 2026	39	40.5%	5	13
20 Nov 2026	53	35.7%	6,162	5,741
18 Dec 2026	81	34.5%	14,585	8,491
15 Jan 2027	109	34.3%	9,972	12,976
19 Feb 2027	144	34.7%	633	1,008

Open interest is summed over the strikes captured near the price on each expiry.

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Strike Table

On 28 Sep 2026, TMUS's largest open interest sits at the 195 strike, with 13,481 contracts across the captured expiries.

Strike	Call open interest	Put open interest	Total
195	12,931	550	13,481
200	8,744	958	9,702
180	5,295	2,943	8,238
170	5,539	2,589	8,128
175	3,924	3,862	7,786
190	4,043	905	4,948

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Since Yesterday

From 25 Sep 2026 to 28 Sep 2026, TMUS's at the money IV moved from 31.7 percent to 38.1 percent.

Figure	25 Sep	28 Sep	Change
At the money IV	31.7%	38.1%	+6.4 points
Open interest, strikes captured near the price	100,872	95,495	-5,377
Put/call ratio, open interest	0.61	0.61	-0.00

Open interest changes cannot identify buyers or sellers.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Since Yesterday in RingMaster The Since Yesterday guide

Changed Hands

On 28 Sep 2026, 9,098 TMUS option contracts traded, 0.7 times its own recent average.

Figure	Value
Calls traded	4,610
Puts traded	4,488
Against its recent average	0.7 times
Busier than	8 of its last 20 trading days
Open interest, whole chain	134,774 contracts
Volume to open interest	0.07
Unusual volume flag	Yes, 3 contracts traded well above open interest
Largest flagged contract	The 150 put expiring 16 Oct, 691 traded against 160 open

Traded volume and open interest are shown side by side and never combined. Open interest changes cannot identify buyers or sellers.

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Positioning Replay

The replay holds 33 trading days of TMUS's option positioning, from 11 Aug 2026 to 28 Sep 2026.

Date	Close	Net dollar gamma	Top call strike	Top put strike
11 Aug 2026	178.58	$10.32 million	195	180
21 Sep 2026	165.27	minus $408,450	170	175
28 Sep 2026	166.45	$9.67 million	170	175

Each frame restates one nightly capture. Net is calls minus puts, a convention, not who holds the contracts.

From the option chain at the close on 28 Sep 2026. Current on every plan.

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Read-out

On 25 Sep 2026 the desk's view of TMUS was bullish, paper trading.

Figure	Value
Side	Bullish at 45 trading days, no signal
Level above the close	167.74, the swing high of 24 Sep 2026
Level below the close	161.14, the swing low of 23 Sep 2026, a close past it runs against the view
The chart	Sits against the view
Strategy family	Cash-secured put (sell a put below the price)
Price target	None. The desk has no price model.

The levels are prices the shares turned at on the chart, with the date of each.

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Read-out in RingMaster The Read-out guide

Rank by Timeframe

On 25 Sep 2026 TMUS sat at the 83rd percentile of the model's 45 trading day ranking, paper trading.

Timeframe	Percentile	Side
10 trading days	68 of 100	Neutral
20 trading days	77 of 100	Neutral
45 trading days	83 of 100	Bullish

100 is the top of the ranking. A name in the middle three fifths is neutral.

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

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Timeframe Agreement

On 25 Sep 2026, 1 of 3 timeframes put TMUS on the bullish side, paper trading.

Group	Timeframes	Side	On that side
Near	10 day, 20 day	Neutral	0 of 2
Long	45 day	Bullish	1 of 1

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Timeframe Agreement in RingMaster The Timeframe Agreement guide

Signal History

On 25 Sep 2026 TMUS had carried no signal for 2 trading days, paper trading.

Trading day	Signal	45 day percentile
25 Sep 2026	None	83 of 100
24 Sep 2026	None	90 of 100
23 Sep 2026	Bullish	97 of 100
22 Sep 2026	Bullish	99 of 100
21 Sep 2026	None	93 of 100
18 Sep 2026	None	87 of 100
17 Sep 2026	None	70 of 100
16 Sep 2026	None	77 of 100

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Signal History in RingMaster The Signal History guide

Sector Split

On 25 Sep 2026, 10 of 37 Communication Services names were bullish and 12 were bearish, paper trading.

Sector	Names	Bullish	Bearish	Neutral
Communication Services	37	10	12	15

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

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Price Chart

TMUS closed at 166.45 on 28 Sep 2026.

Figure	Value
Last close	166.45
Change over 5 trading days	+0.7%
Change over 21 trading days	-6.4%
Change over 63 trading days	-4.3%
Change over 252 trading days	-30.0%
52 week high	240.95
52 week low	161.14
20 day moving average	175.14
50 day moving average	178.30
200 day moving average	191.89
RSI, 14 days	38

Worked out from the desk's own daily bars, adjusted for share splits.

From the daily bars through 28 Sep 2026. Current on every plan.

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Earnings Radar

TMUS reports next on 28 Oct 2026, a date confirmed by the company.

Figure	Value
Next report	28 Oct 2026, after the close
Date	Confirmed by the company
Move after the report of 24 Apr 2026	-3.7%
Move after the report of 22 Jan 2026	+0.3%
Move after the report of 24 Apr 2025	-11.2%
Move after the report of 29 Jan 2025	+6.3%

Earnings calendar as of 28 Sep 2026. Current on every plan.

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Short Volume

On 25 Sep 2026, 27.9 percent of TMUS's reported volume at the covered venues was marked short.

Figure	Value
Short sale share, 25 Sep	27.9%
Five day average	34.5%
52 week median	36.4%
Short interest, share of shares outstanding	1.7% at the 15 Sep 2026 settlement
Days to cover	4.6

Short sale volume counts trades marked short at the covered venues, mostly off exchange. It is not the same as short interest.

Short volume as of 25 Sep 2026. Current on every plan.

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Seasonality

In the 19 Septembers on record, TMUS's average change was plus 0.7 percent, and it rose in 52.6 percent of them.

Month	Average change	Middle change	Share of years up	Years
September	+0.7%	+0.5%	52.6%	19
October	-3.3%	-2.3%	36.8%	19
November	+1.4%	0.0%	47.4%	19

Each figure is a month end to month end change in past years. A past month says nothing certain about the next one.

Monthly history through 28 Sep 2026. Current on every plan.

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Headlines

The desk's news feeds carried 8 headlines naming TMUS in the 3 days to 28 Sep 2026.

Figure	Value
Headlines in the window	8
Latest	28 Sep 2026

The titles are in the Headlines window, with the time each was published.

Headlines as of 28 Sep 2026. Current on every plan.

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Questions

What is TMUS's IV rank?: TMUS's IV rank is 90 of 100 on 28 Sep 2026.
What move are TMUS options pricing?: On 28 Sep 2026, TMUS options priced a move of 10.7 percent down and 12.0 percent up by 30 Oct 2026.
Where are TMUS's call wall and put wall?: On 28 Sep 2026, TMUS's call wall is the 170 strike and its put wall is the 175 strike.
What was the desk's latest view of TMUS on the Free plan?: On 25 Sep 2026 the desk's view of TMUS was bullish, paper trading.
When does TMUS report earnings next?: TMUS reports next on 28 Oct 2026, a date confirmed by the company.

More Communication Services names

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