Fastly (FSLY) Options Chain

NASDAQ: FSLYTechnologyComputer Software: Prepackaged SoftwareUSD

29.30+4.01 (+15.86%)

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

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 41
Share price: $29.30
Put/call ratio (OI): 0.23
Put/call ratio (volume): 0.03
ATM implied volatility: 106.3%
Expected move: ±$10.44
Open interest (C / P): 13.74K / 3.10K

FSLY options summary

The FSLY options chain for the November 20, 2026 expiration lists 9 call and 7 put contracts, with 41 days until expiration. Open interest stands at 13,742 calls and 3,104 puts, a put/call ratio of 0.23, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 106.3%, which implies the market expects a move of about ±$10.44 (35.6%) in Fastly stock by expiration.

The most open interest sits at the $30.00 call (7.63K contracts) and the $25.00 put (1.74K contracts).

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

FSLY options chain · November 20, 2026

FSLY 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
—	—	—	—	—	—	12.50	0.00	0.15	0.11	128.9%	2	4
155	240	109.0%	14.83	13.80	15.00	15.00	0.00	0.20	0.20	109.0%	1	64
62	60	104.9%	9.05	10.80	13.30	17.50	0.15	0.45	0.25	109.6%	10	115
21	8	108.0%	9.76	9.40	10.50	20.00	0.50	0.70	0.60	105.3%	31	362
84	2	115.5%	8.05	7.50	9.00	22.50	1.00	1.20	1.10	102.0%	56	613
1,143	278	109.1%	6.36	6.30	6.60	25.00	1.90	2.05	1.95	103.7%	100	1,740
FSLY $29.30
7,627	5,685	107.6%	3.90	3.80	4.00	30.00	4.40	4.60	4.47	105.0%	64	206
1,293	251	107.9%	2.25	2.20	2.40	35.00	—	—	—	—	—	—
3,180	1,913	108.8%	1.40	1.25	1.45	40.00	—	—	—	—	—	—
177	59	111.0%	0.83	0.75	0.90	45.00	—	—	—	—	—	—

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 FSLY put/call ratio?

For the November 20, 2026 expiration, the FSLY put/call ratio based on open interest is 0.23 (3,104 puts vs 13,742 calls), and 0.03 based on today's volume. A ratio above 1 means more puts than calls.

What is FSLY's implied volatility?

At-the-money implied volatility for FSLY options expiring November 20, 2026 is about 106.3%, an annualized estimate of how much the market expects Fastly stock to move.

How many FSLY option expiration dates are there?

FSLY has 13 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.