One Stop Systems (OSS) Options Chain
NASDAQ: OSSTechnologyComputer ManufacturingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 224
- Share price
- $7.74
- Put/call ratio (OI)
- 0.04
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$5.03
- Open interest (C / P)
- 93 / 4
OSS options summary
The OSS options chain for the May 21, 2027 expiration lists 3 call and 3 put contracts, with 224 days until expiration. Open interest stands at 93 calls and 4 puts, a put/call ratio of 0.04, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $7.50 strike is 83.0%, which implies the market expects a move of about ±$5.03 (65.0%) in One Stop Systems stock by expiration.
The most open interest sits at the $12.50 call (62 contracts) and the $15.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
OSS options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 5.00 | 0.35 | 0.90 | 0.50 | |||||
| — | — | — | 7.50 | 1.45 | 2.20 | 1.52 | |||||
| 1.45 | 1.15 | 1.75 | 10.00 | — | — | — | |||||
| 1.10 | 0.70 | 1.30 | 12.50 | — | — | — | |||||
| 1.30 | 0.40 | 1.05 | 15.00 | 7.30 | 8.30 | 6.98 | |||||
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 May 21, 2027 expiration, the OSS put/call ratio based on open interest is 0.04 (4 puts vs 93 calls), and 0.00 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 May 21, 2027 is about 83.0%, 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.