Amtech Systems (ASYS) Options Chain

NASDAQ: ASYSTechnologyIndustrial Machinery/ComponentsUSD

16.21-1.39 (-7.90%)

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

After hours: 16.21 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $16.21
Put/call ratio (OI): 0.46
Put/call ratio (volume): 0.32
ATM implied volatility: 75.2%
Expected move: ±$1.80
Open interest (C / P): 530 / 246

ASYS options summary

The ASYS options chain for the October 16, 2026 expiration lists 5 call and 4 put contracts, with 8 days until expiration. Open interest stands at 530 calls and 246 puts, a put/call ratio of 0.46, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $15.00 strike is 75.2%, which implies the market expects a move of about ±$1.80 (11.1%) in Amtech Systems stock by expiration.

The most open interest sits at the $17.50 call (233 contracts) and the $15.00 put (199 contracts).

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

ASYS options chain · October 16, 2026

ASYS 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
3	1	162.5%	2.80	2.60	5.40	12.50	0.00	0.05	0.15	89.1%	3	8
177	10	79.3%	1.90	0.75	2.30	15.00	0.00	0.50	0.15	71.1%	4	199
ASYS $16.21
233	3	93.8%	0.41	0.10	0.85	17.50	1.30	1.65	0.75	59.8%	1	38
97	9	168.4%	0.25	0.00	1.15	20.00	2.50	4.60	6.18	196.1%	—	1
20	2	187.9%	0.10	0.00	0.75	22.50	—	—	—	—	—	—

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 ASYS put/call ratio?

For the October 16, 2026 expiration, the ASYS put/call ratio based on open interest is 0.46 (246 puts vs 530 calls), and 0.32 based on today's volume. A ratio above 1 means more puts than calls.

What is ASYS's implied volatility?

At-the-money implied volatility for ASYS options expiring October 16, 2026 is about 75.2%, an annualized estimate of how much the market expects Amtech Systems stock to move.

How many ASYS option expiration dates are there?

ASYS has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.