Fastenal (FAST) Options Chain

NASDAQ: FASTConsumer DiscretionaryRETAIL: Building MaterialsUSD

50.49+0.66 (+1.32%)

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

After hours: 50.54 +0.10%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $50.49
Put/call ratio (OI): 2.55
Put/call ratio (volume): 0.96
ATM implied volatility: 51.7%
Expected move: ±$3.86
Open interest (C / P): 6.61K / 16.82K

FAST options summary

The FAST options chain for the October 16, 2026 expiration lists 7 call and 9 put contracts, with 8 days until expiration. Open interest stands at 6,607 calls and 16,821 puts, a put/call ratio of 2.55, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $50.00 strike is 51.7%, which implies the market expects a move of about ±$3.86 (7.7%) in Fastenal stock by expiration.

The most open interest sits at the $55.00 call (2.69K contracts) and the $50.00 put (12.83K contracts).

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

FAST options chain · October 16, 2026

FAST 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
—	—	—	—	—	—	40.00	0.00	0.95	0.04	122.7%	3	2,049
12	1	67.8%	7.14	6.80	9.40	42.50	0.00	0.10	0.10	58.6%	5	593
29	1	81.3%	4.74	4.40	7.80	45.00	0.15	0.40	0.28	62.3%	4	389
242	2	51.3%	3.30	2.20	4.80	47.50	0.40	1.20	0.49	63.2%	30	712
2,423	227	52.3%	1.84	1.70	2.10	50.00	1.20	1.55	1.31	51.1%	232	12,827
FAST $50.49
938	56	49.9%	0.85	0.65	0.80	52.50	1.45	4.00	2.81	89.5%	10	243
2,691	26	52.0%	0.22	0.15	0.50	55.00	—	—	—	—	—	—
272	1	105.5%	0.05	0.00	2.20	57.50	5.80	8.40	6.90	50.4%	1	1
—	—	—	—	—	—	60.00	8.20	10.90	10.80	55.1%	6	7
—	—	—	—	—	—	70.00	18.20	20.90	20.40	93.8%	12	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 FAST put/call ratio?

For the October 16, 2026 expiration, the FAST put/call ratio based on open interest is 2.55 (16,821 puts vs 6,607 calls), and 0.96 based on today's volume. A ratio above 1 means more puts than calls.

What is FAST's implied volatility?

At-the-money implied volatility for FAST options expiring October 16, 2026 is about 51.7%, an annualized estimate of how much the market expects Fastenal stock to move.

How many FAST option expiration dates are there?

FAST has 11 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.