PSA Open Interest
Public Storage (PSA) had 6.65K open option contracts as of Nov 4, 2026: 2.59K calls and 4.06K puts. Open interest rose 27.8% over the past four weeks, and is PSA's highest level in 4 weeks. The put/call open interest ratio is 1.57, so puts outnumber calls.
Open Interest by Strike
Showing results for PSA, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for PSA, 2026-11-20(m), calls & puts
| Call Open Interest Total | |
|---|---|
| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for PSA, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for PSA, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for PSA, all expirations, calls & puts. View full history
PSA Open Interest FAQ
What is open interest?
Open interest is the number of option contracts that are open and not yet closed, exercised, or expired. The Options Clearing Corporation calculates it once a day from the previous day's trades, and it is published before the market opens.
How much open interest does PSA have?
Public Storage had 6.65K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 5.87K contracts.
Is PSA open interest rising or falling?
Open interest rose 27.8% over the past four weeks, and is PSA's highest level in 4 weeks. It was 5.2K contracts on Oct 7, 2026. See the PSA open interest history for a longer view.
What is the PSA put/call open interest ratio?
The Public Storage put/call open interest ratio was 1.57 as of Nov 4, 2026. Four weeks earlier it was 1.56.
What is Public Storage?
Public Storage is the largest owner of self-storage facilities in the US, with more than 3,500 self-storage facilities in 40 states and approximately 259 million square feet of rentable space.