Pacific Biosciences of California (PACB) Options Chain

NASDAQ: PACBIndustrialsBiotechnology: Laboratory Analytical InstrumentsUSD

2.33+0.03 (+1.30%)

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

Expiration date

Expiration: Jan 15, 2027
Days to expiration: 97
Share price: $2.33
Put/call ratio (OI): 0.11
Put/call ratio (volume): 1.70
ATM implied volatility: 97.7%
Expected move: ±$1.17
Open interest (C / P): 34.37K / 3.79K

PACB options summary

The PACB options chain for the January 15, 2027 expiration lists 8 call and 8 put contracts, with 97 days until expiration. Open interest stands at 34,365 calls and 3,789 puts, a put/call ratio of 0.11, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.00 strike is 97.7%, which implies the market expects a move of about ±$1.17 (50.3%) in Pacific Biosciences of California stock by expiration.

The most open interest sits at the $4.00 call (9.56K contracts) and the $1.00 put (1.51K contracts).

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

PACB options chain · January 15, 2027

PACB 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
280	6	401.6%	2.16	1.25	2.05	0.50	0.00	0.00	0.05	50.0%	6	0
1,780	1	250.0%	1.42	1.05	1.60	1.00	0.00	0.15	0.06	148.4%	6	1,507
5,031	34	96.9%	1.06	0.75	1.10	1.50	0.00	0.50	0.10	151.6%	10	1,152
5,540	18	106.3%	0.55	0.55	0.75	2.00	0.15	0.35	0.25	89.1%	2	659
PACB $2.33
6,262	21	84.8%	0.30	0.00	0.40	3.00	0.55	1.30	0.97	96.9%	181	249
9,563	105	144.5%	0.20	0.00	0.60	4.00	2.20	3.20	2.21	301.2%	20	21
5,237	59	109.4%	0.10	0.00	0.15	5.00	2.20	3.20	2.56	89.1%	1	1
672	6	139.1%	0.05	0.00	0.15	7.00	4.10	5.10	4.40	234.4%	200	200

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 PACB put/call ratio?

For the January 15, 2027 expiration, the PACB put/call ratio based on open interest is 0.11 (3,789 puts vs 34,365 calls), and 1.70 based on today's volume. A ratio above 1 means more puts than calls.

What is PACB's implied volatility?

At-the-money implied volatility for PACB options expiring January 15, 2027 is about 97.7%, an annualized estimate of how much the market expects Pacific Biosciences of California stock to move.

How many PACB option expiration dates are there?

PACB has 7 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.