NAPCO Security Technologies (NSSC) Options Chain
NASDAQ: NSSCTelecommunicationsTelecommunications EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 18, 2026
- Days to expiration
- 68
- Share price
- $36.14
- Put/call ratio (OI)
- 0.68
- Put/call ratio (volume)
- 0.56
- Expected move
- ±$8.67
- Open interest (C / P)
- 72 / 49
NSSC options summary
The NSSC options chain for the December 18, 2026 expiration lists 6 call and 4 put contracts, with 68 days until expiration. Open interest stands at 72 calls and 49 puts, a put/call ratio of 0.68, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 55.6%, which implies the market expects a move of about ±$8.67 (24.0%) in NAPCO Security Technologies stock by expiration.
The most open interest sits at the $40.00 call (35 contracts) and the $30.00 put (21 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
NSSC options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 20.00 | 0.00 | 0.00 | 0.88 | |||||
| 9.32 | 0.00 | 0.00 | 30.00 | 0.00 | 2.85 | 0.80 | |||||
| 3.90 | 2.30 | 5.70 | 35.00 | 1.95 | 2.90 | 4.05 | |||||
| 1.55 | 1.15 | 1.80 | 40.00 | 3.50 | 7.10 | 5.77 | |||||
| 0.60 | 0.00 | 1.15 | 45.00 | — | — | — | |||||
| 0.43 | 0.00 | 1.30 | 50.00 | — | — | — | |||||
| 0.38 | 0.00 | 2.15 | 55.00 | — | — | — | |||||
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 December 18, 2026 expiration, the NSSC put/call ratio based on open interest is 0.68 (49 puts vs 72 calls), and 0.56 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 December 18, 2026 is about 55.6%, 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.