ASE Technology (ASX) Options Chain

NYSE: ASXTechnologySemiconductorsUSD

46.43+1.17 (+2.59%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $46.43
Put/call ratio (OI): 1.07
Put/call ratio (volume): 1.06
ATM implied volatility: 57.0%
Expected move: ±$8.76
Open interest (C / P): 3.51K / 3.74K

ASX options summary

The ASX options chain for the November 20, 2026 expiration lists 11 call and 14 put contracts, with 40 days until expiration. Open interest stands at 3,507 calls and 3,741 puts, a put/call ratio of 1.07, which is fairly balanced between calls and puts. At-the-money implied volatility near the $47.50 strike is 57.0%, which implies the market expects a move of about ±$8.76 (18.9%) in ASE Technology stock by expiration.

The most open interest sits at the $50.00 call (1.13K contracts) and the $45.00 put (1.46K contracts).

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

ASX options chain · November 20, 2026

ASX 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
—	—	—	—	—	—	20.00	0.00	0.55	0.08	148.4%	5	16
—	—	—	—	—	—	22.50	0.00	0.55	0.12	129.9%	273	275
—	—	—	—	—	—	25.00	0.00	0.20	0.05	94.1%	3	1
—	—	—	—	—	—	27.50	0.00	0.65	0.29	101.8%	2	8
1	—	54.7%	14.20	14.90	18.00	30.00	0.00	0.35	0.22	76.8%	3	286
—	—	—	—	—	—	32.50	0.10	0.40	0.30	69.7%	2	53
43	1	65.8%	11.63	11.20	12.50	35.00	0.30	0.40	0.37	62.7%	1	1,152
11	2	61.6%	10.76	8.80	10.40	37.50	0.50	0.80	0.85	61.0%	11	94
50	1	58.1%	7.62	7.20	7.80	40.00	1.00	1.15	1.15	58.3%	18	120
271	3	60.7%	5.49	5.60	6.20	42.50	1.70	1.90	1.85	57.5%	17	144
324	81	58.8%	4.27	4.20	4.50	45.00	2.70	2.95	3.00	57.3%	9	1,457
ASX $46.43
349	111	58.4%	3.15	3.00	3.30	47.50	4.00	4.10	4.20	55.6%	8	118
1,128	51	55.2%	2.20	1.80	2.30	50.00	5.50	5.70	5.29	54.9%	1	6
439	61	58.8%	1.55	1.45	1.70	52.50	—	—	—	—	—	—
700	11	63.5%	1.05	0.75	1.85	55.00	9.10	10.00	8.96	56.8%	1	11
191	11	67.8%	0.55	0.50	1.05	60.00	—	—	—	—	—	—

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 ASX put/call ratio?

For the November 20, 2026 expiration, the ASX put/call ratio based on open interest is 1.07 (3,741 puts vs 3,507 calls), and 1.06 based on today's volume. A ratio above 1 means more puts than calls.

What is ASX's implied volatility?

At-the-money implied volatility for ASX options expiring November 20, 2026 is about 57.0%, an annualized estimate of how much the market expects ASE Technology stock to move.

How many ASX option expiration dates are there?

ASX 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.