T-Mobile US, Inc. (TMUS) Open Interest History
Open interest tracks the total number of outstanding options contracts. Rising OI alongside price moves can indicate growing commitment to the trend; declining OI suggests positions are being closed.
T-Mobile US, Inc. (TMUS) operates in the Communication Services sector, specifically the Telecommunications Services industry, with a market capitalization near $205.92B, listed on NASDAQ, employing roughly 70,000 people, carrying a beta of 0.32 to the broader market. T-Mobile US, Inc. Led by Srinivasan Gopalan, public since 2007-04-19.
Snapshot as of May 15, 2026.
- Spot Price
- $185.34
- Call OI
- 97.2K
- Put OI
- 52.0K
- Total OI
- 149.2K
- Put/Call Ratio
- 0.18
As of May 15, 2026, T-Mobile US, Inc. (TMUS) has 149.2K total contracts outstanding across all expirations. Put/call OI ratio is 0.53 (call-heavy positioning). Open interest reflects accumulated positions from prior sessions; persistent growth indicates sustained directional or hedging interest, while sharp drops typically mean post-expiration clean-up.
How TMUS open interest history Data Feeds Strategy Selection
Strategy selection on T-Mobile US, Inc. options does not derive from any single metric in isolation. The open interest history view above sits inside a broader read: ATM IV currently sits at 29.0% and dealer gamma exposure is negative, so dealer hedging amplifies directional moves. Combine the open interest history data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.
Learn how open interest is reported and how to read the data →
Frequently asked TMUS open interest history questions
- What is the current TMUS options open interest?
- As of May 15, 2026, T-Mobile US, Inc. (TMUS) has 149.2K total contracts outstanding across all listed expirations, split as 97.2K calls and 52.0K puts. Open interest reflects accumulated positions from prior trading sessions; it does not include today's volume until end-of-day reconciliation.
- What is the TMUS put/call open interest ratio?
- Put/call OI ratio of 0.53 is call-heavy, often a directional bullish or upside-speculation signal.
- What does TMUS open interest tell traders?
- Persistent OI growth indicates sustained directional or hedging interest; sharp drops typically mean post-expiration position cleanup. Heavy OI concentrations at specific strikes act as support and resistance levels because dealer hedging amplifies near those strikes - the gamma profile of the dealer book is concentrated there. Comparing today's volume to standing OI separates opening flow from closing flow.