One Stop Systems (OSS) Options Chain
NASDAQ: OSSTechnologyComputer ManufacturingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
After hours: 7.85 +1.42%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $7.74
- Put/call ratio (OI)
- 0.03
- Put/call ratio (volume)
- 0.06
- Expected move
- ±$0.6469
- Open interest (C / P)
- 13.41K / 391
OSS options summary
The OSS options chain for the October 16, 2026 expiration lists 6 call and 4 put contracts, with 7 days until expiration. Open interest stands at 13,408 calls and 391 puts, a put/call ratio of 0.03, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $7.50 strike is 60.4%, which implies the market expects a move of about ±$0.6469 (8.4%) in One Stop Systems stock by expiration.
The most open interest sits at the $15.00 call (10.27K contracts) and the $7.50 put (277 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
OSS options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.47 | 0.30 | 0.55 | 7.50 | 0.10 | 0.20 | 0.15 | |||||
| 0.03 | 0.00 | 0.05 | 10.00 | 2.00 | 2.65 | 2.33 | |||||
| 0.03 | 0.00 | 0.30 | 12.50 | 4.30 | 5.40 | 3.60 | |||||
| 0.04 | 0.00 | 0.05 | 15.00 | — | — | — | |||||
| 0.10 | 0.00 | 0.30 | 17.50 | — | — | — | |||||
| 0.05 | 0.00 | 0.30 | 20.00 | — | — | — | |||||
| — | — | — | 22.50 | 14.40 | 15.20 | 14.07 | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the OSS put/call ratio?
For the October 16, 2026 expiration, the OSS put/call ratio based on open interest is 0.03 (391 puts vs 13,408 calls), and 0.06 based on today's volume. A ratio above 1 means more puts than calls.
What is OSS's implied volatility?
At-the-money implied volatility for OSS options expiring October 16, 2026 is about 60.4%, an annualized estimate of how much the market expects One Stop Systems stock to move.
How many OSS option expiration dates are there?
OSS has 8 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.