NAPCO Security Technologies (NSSC) Options Chain
NASDAQ: NSSCTelecommunicationsTelecommunications EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $36.14
- Put/call ratio (OI)
- 0.65
- Put/call ratio (volume)
- 0.50
- Expected move
- ±$7.06
- Open interest (C / P)
- 26 / 17
NSSC options summary
The NSSC options chain for the November 20, 2026 expiration lists 3 call and 1 put contracts, with 40 days until expiration. Open interest stands at 26 calls and 17 puts, a put/call ratio of 0.65, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 59.0%, which implies the market expects a move of about ±$7.06 (19.5%) in NAPCO Security Technologies stock by expiration.
The most open interest sits at the $40.00 call (11 contracts) and the $35.00 put (17 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
NSSC options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 11.17 | 9.30 | 13.10 | 25.00 | — | — | — | |||||
| 2.70 | 1.65 | 4.90 | 35.00 | 1.40 | 3.40 | 1.80 | |||||
| 0.80 | 0.90 | 1.65 | 40.00 | — | — | — | |||||
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 NSSC put/call ratio?
For the November 20, 2026 expiration, the NSSC put/call ratio based on open interest is 0.65 (17 puts vs 26 calls), and 0.50 based on today's volume. A ratio above 1 means more puts than calls.
What is NSSC's implied volatility?
At-the-money implied volatility for NSSC options expiring November 20, 2026 is about 59.0%, an annualized estimate of how much the market expects NAPCO Security Technologies stock to move.
How many NSSC option expiration dates are there?
NSSC has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 2027.
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.