Personalis (PSNL) Options Chain

NASDAQ: PSNLHealth CareMedical SpecialitiesUSD

16.06+0.06 (+0.37%)

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

After hours: 16.06 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $16.06
Put/call ratio (OI): 0.11
Put/call ratio (volume): 3.18
ATM implied volatility: 62.6%
Expected move: ±$1.49
Open interest (C / P): 11.86K / 1.27K

PSNL options summary

The PSNL options chain for the October 16, 2026 expiration lists 10 call and 10 put contracts, with 8 days until expiration. Open interest stands at 11,858 calls and 1,268 puts, a put/call ratio of 0.11, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $15.00 strike is 62.6%, which implies the market expects a move of about ±$1.49 (9.3%) in Personalis stock by expiration.

The most open interest sits at the $17.50 call (5.25K contracts) and the $15.00 put (486 contracts).

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

PSNL options chain · October 16, 2026

PSNL 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
19	1	1081.3%	14.16	12.30	16.00	2.50	0.00	0.05	0.05	537.5%	1	387
154	1	521.9%	11.34	10.00	12.60	5.00	0.00	0.00	1.10	50.0%	26	0
57	1	285.9%	9.08	7.80	9.50	7.50	0.00	4.90	1.10	880.9%	50	0
188	1	162.5%	6.45	5.90	6.30	10.00	0.00	0.20	0.05	194.5%	50	185
3,067	25	176.6%	4.00	3.00	4.90	12.50	0.00	0.45	0.06	146.1%	1	117
391	10	65.2%	1.10	0.95	1.30	15.00	0.00	0.20	0.05	60.0%	1	486
PSNL $16.06
5,246	1	51.6%	0.05	0.00	0.10	17.50	1.30	1.75	1.70	80.1%	92	92
2,605	16	85.2%	0.01	0.00	0.10	20.00	3.50	5.80	3.50	189.4%	6	1
0	8	50.0%	0.20	0.00	0.00	22.50	—	—	—	—	—	—
131	8	147.7%	0.20	0.00	0.10	25.00	0.00	0.00	7.74	—	1	0
—	—	—	—	—	—	30.00	12.80	16.50	13.50	344.1%	1	0

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 PSNL put/call ratio?

For the October 16, 2026 expiration, the PSNL put/call ratio based on open interest is 0.11 (1,268 puts vs 11,858 calls), and 3.18 based on today's volume. A ratio above 1 means more puts than calls.

What is PSNL's implied volatility?

At-the-money implied volatility for PSNL options expiring October 16, 2026 is about 62.6%, an annualized estimate of how much the market expects Personalis stock to move.

How many PSNL option expiration dates are there?

PSNL has 10 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.