One Stop Systems (OSS) Options Chain
NASDAQ: OSSTechnologyComputer ManufacturingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 21, 2028
- Days to expiration
- 468
- Share price
- $7.74
- Put/call ratio (OI)
- 0.36
- Put/call ratio (volume)
- 0.63
- Expected move
- ±$7.79
- Open interest (C / P)
- 70 / 25
OSS options summary
The OSS options chain for the January 21, 2028 expiration lists 4 call and 1 put contracts, with 468 days until expiration. Open interest stands at 70 calls and 25 puts, a put/call ratio of 0.36, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $7.50 strike is 88.9%, which implies the market expects a move of about ±$7.79 (100.7%) in One Stop Systems stock by expiration.
The most open interest sits at the $10.00 call (35 contracts) and the $7.50 put (25 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
OSS options chain · January 21, 2028
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 5.50 | 3.60 | 4.80 | 5.00 | — | — | — | |||||
| 4.80 | 2.65 | 3.90 | 7.50 | 2.10 | 3.10 | 2.49 | |||||
| 2.95 | 2.00 | 3.20 | 10.00 | — | — | — | |||||
| 1.73 | 1.15 | 2.35 | 15.00 | — | — | — | |||||
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 January 21, 2028 expiration, the OSS put/call ratio based on open interest is 0.36 (25 puts vs 70 calls), and 0.63 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 January 21, 2028 is about 88.9%, 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.