CG Oncology (CGON) Options Chain

NASDAQ: CGONHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD

63.82+0.56 (+0.89%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $63.82
Put/call ratio (OI): 0.77
Put/call ratio (volume): 6.35
ATM implied volatility: 54.6%
Expected move: ±$39.47
Open interest (C / P): 272 / 210

CGON options summary

The CGON options chain for the January 21, 2028 expiration lists 6 call and 4 put contracts, with 468 days until expiration. Open interest stands at 272 calls and 210 puts, a put/call ratio of 0.77, which is fairly balanced between calls and puts. At-the-money implied volatility near the $65.00 strike is 54.6%, which implies the market expects a move of about ±$39.47 (61.8%) in CG Oncology stock by expiration.

The most open interest sits at the $70.00 call (166 contracts) and the $75.00 put (163 contracts).

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

CGON options chain · January 21, 2028

CGON 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	—	74.6%	39.00	29.00	33.50	40.00	—	—	—	—	—	—
13	12	67.2%	24.00	18.20	22.50	60.00	—	—	—	—	—	—
CGON $63.82
—	—	—	—	—	—	65.00	14.00	18.50	15.30	54.6%	3	14
166	2	64.9%	15.10	14.00	18.50	70.00	17.00	21.50	18.20	53.6%	11	15
76	9	63.9%	15.70	12.50	16.50	75.00	19.50	24.40	17.30	51.0%	150	163
14	1	62.4%	13.40	10.50	15.00	80.00	22.80	27.20	21.20	56.5%	1	18
2	2	60.4%	16.20	9.00	13.00	85.00	—	—	—	—	—	—

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 CGON put/call ratio?

For the January 21, 2028 expiration, the CGON put/call ratio based on open interest is 0.77 (210 puts vs 272 calls), and 6.35 based on today's volume. A ratio above 1 means more puts than calls.

What is CGON's implied volatility?

At-the-money implied volatility for CGON options expiring January 21, 2028 is about 54.6%, an annualized estimate of how much the market expects CG Oncology stock to move.

How many CGON option expiration dates are there?

CGON has 6 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.