ON Semiconductor (ON) Options Chain

NASDAQ: ONTechnologySemiconductorsUSD

77.53-1.88 (-2.37%)

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

Expiration date

Expiration: Apr 16, 2027
Days to expiration: 187
Share price: $77.53
Put/call ratio (OI): 0.37
Put/call ratio (volume): 0.30
ATM implied volatility: 55.1%
Expected move: ±$30.59
Open interest (C / P): 1.76K / 647

ON options summary

The ON options chain for the April 16, 2027 expiration lists 14 call and 10 put contracts, with 187 days until expiration. Open interest stands at 1,758 calls and 647 puts, a put/call ratio of 0.37, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $80.00 strike is 55.1%, which implies the market expects a move of about ±$30.59 (39.5%) in ON Semiconductor stock by expiration.

The most open interest sits at the $75.00 call (1.52K contracts) and the $70.00 put (280 contracts).

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

ON options chain · April 16, 2027

ON 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
1	—	75.7%	29.90	37.35	40.90	40.00	0.53	0.90	0.69	61.6%	21	8
—	—	—	—	—	—	45.00	0.79	1.34	1.69	57.7%	7	13
5	1	67.9%	27.05	28.65	32.40	50.00	1.31	2.08	1.24	55.7%	1	18
—	—	—	—	—	—	55.00	2.31	2.94	2.80	54.4%	30	17
20	10	64.9%	28.00	21.40	25.10	60.00	3.75	4.45	3.95	54.7%	19	15
1	1	60.3%	14.85	18.25	20.65	65.00	5.20	6.25	5.90	53.7%	4	202
27	1	61.4%	23.31	16.15	17.80	70.00	7.20	8.35	7.25	53.1%	6	280
1,516	1	60.2%	14.01	13.50	15.20	75.00	8.60	11.30	7.35	51.5%	2	43
ON $77.53
151	298	59.9%	11.70	11.25	13.15	80.00	11.45	13.70	12.15	50.4%	3	28
8	2	59.5%	9.50	9.05	11.60	85.00	14.45	16.85	13.72	55.3%	4	23
9	3	58.5%	13.02	7.15	9.95	90.00	—	—	—	—	—	—
11	5	59.5%	7.00	5.05	7.55	100.00	—	—	—	—	—	—
2	1	58.9%	5.86	3.90	6.55	105.00	—	—	—	—	—	—
4	1	58.8%	5.10	3.70	5.10	110.00	—	—	—	—	—	—
1	—	60.8%	3.35	3.10	5.00	115.00	—	—	—	—	—	—
2	1	59.7%	5.31	2.20	4.35	120.00	—	—	—	—	—	—

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 ON put/call ratio?

For the April 16, 2027 expiration, the ON put/call ratio based on open interest is 0.37 (647 puts vs 1,758 calls), and 0.30 based on today's volume. A ratio above 1 means more puts than calls.

What is ON's implied volatility?

At-the-money implied volatility for ON options expiring April 16, 2027 is about 55.1%, an annualized estimate of how much the market expects ON Semiconductor stock to move.

How many ON option expiration dates are there?

ON has 18 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.