NAPCO Security Technologies (NSSC) Options Chain

NASDAQ: NSSCTelecommunicationsTelecommunications EquipmentUSD

35.16-0.03 (-0.09%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $35.16
Put/call ratio (OI): 0.04
Put/call ratio (volume): 0.43
ATM implied volatility: 70.6%
Expected move: ±$3.67
Open interest (C / P): 153 / 6

NSSC options summary

The NSSC options chain for the October 16, 2026 expiration lists 3 call and 4 put contracts, with 8 days until expiration. Open interest stands at 153 calls and 6 puts, a put/call ratio of 0.04, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 70.6%, which implies the market expects a move of about ±$3.67 (10.4%) in NAPCO Security Technologies stock by expiration.

The most open interest sits at the $35.00 call (104 contracts) and the $35.00 put (3 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

NSSC options chain · October 16, 2026

NSSC calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	30.00	0.00	0.95	0.23	111.1%	—	1
104	15	70.9%	1.80	0.00	3.10	35.00	0.00	2.75	0.64	70.2%	1	3
NSSC $35.16
16	2	67.6%	0.10	0.00	0.35	40.00	3.30	6.20	4.20	145.4%	10	2
—	—	—	—	—	—	50.00	13.30	16.20	4.20	247.3%	12	0
33	36	212.1%	0.70	0.00	0.95	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 October 16, 2026 expiration, the NSSC put/call ratio based on open interest is 0.04 (6 puts vs 153 calls), and 0.43 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 October 16, 2026 is about 70.6%, 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.