Heartflow (HTFL) Options Chain

NASDAQ: HTFLHealth CareMedical/Dental InstrumentsUSD

49.74+2.11 (+4.43%)

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

Expiration date

Expiration: Dec 17, 2027
Days to expiration: 432
Share price: $49.74
Put/call ratio (OI): 0.79
Put/call ratio (volume): 2.20
ATM implied volatility: 74.8%
Expected move: ±$40.45
Open interest (C / P): 440 / 349

HTFL options summary

The HTFL options chain for the December 17, 2027 expiration lists 11 call and 10 put contracts, with 432 days until expiration. Open interest stands at 440 calls and 349 puts, a put/call ratio of 0.79, which is fairly balanced between calls and puts. At-the-money implied volatility near the $50.00 strike is 74.8%, which implies the market expects a move of about ±$40.45 (81.3%) in Heartflow stock by expiration.

The most open interest sits at the $50.00 call (235 contracts) and the $25.00 put (130 contracts).

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

HTFL options chain · December 17, 2027

HTFL 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
36	2	101.5%	40.44	36.00	41.00	12.50	—	—	—	—	—	—
0	2	—	30.15	0.00	0.00	15.00	—	—	—	—	—	—
—	—	—	—	—	—	17.50	0.00	4.30	1.51	92.8%	1	1
86	5	91.5%	30.50	27.00	32.00	25.00	2.00	4.10	3.69	75.0%	1	130
6	5	89.1%	25.83	24.00	29.00	30.00	0.00	0.00	5.70	12.5%	2	0
0	1	—	18.00	0.00	0.00	35.00	4.50	8.70	6.50	71.0%	1	24
9	1	83.3%	22.45	18.50	23.50	40.00	6.50	11.50	9.20	70.2%	4	3
61	12	83.1%	18.50	16.50	21.50	45.00	9.00	14.00	11.00	68.4%	2	16
HTFL $49.74
235	15	81.7%	16.57	14.50	19.50	50.00	12.00	17.00	16.30	67.8%	20	125
4	4	79.4%	16.01	12.50	17.50	55.00	15.00	20.00	17.90	66.2%	—	1
2	2	78.8%	14.80	11.00	16.00	60.00	—	—	—	—	—	—
—	—	—	—	—	—	65.00	22.00	26.90	24.10	64.5%	7	13
1	1	77.9%	11.77	8.50	13.50	70.00	25.50	30.50	28.90	62.8%	72	36

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 HTFL put/call ratio?

For the December 17, 2027 expiration, the HTFL put/call ratio based on open interest is 0.79 (349 puts vs 440 calls), and 2.20 based on today's volume. A ratio above 1 means more puts than calls.

What is HTFL's implied volatility?

At-the-money implied volatility for HTFL options expiring December 17, 2027 is about 74.8%, an annualized estimate of how much the market expects Heartflow stock to move.

How many HTFL option expiration dates are there?

HTFL has 7 listed expiration dates, from Oct 16, 2026 to Dec 17, 2027.

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.