Clearfield (CLFD) Options Chain

NASDAQ: CLFDUtilitiesTelecommunications EquipmentUSD

34.01+0.87 (+2.63%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 69
Share price: $34.01
Put/call ratio (OI): 0.05
Put/call ratio (volume): 0.42
ATM implied volatility: 62.1%
Expected move: ±$9.18
Open interest (C / P): 2.56K / 129

CLFD options summary

The CLFD options chain for the December 18, 2026 expiration lists 15 call and 12 put contracts, with 69 days until expiration. Open interest stands at 2,557 calls and 129 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 62.1%, which implies the market expects a move of about ±$9.18 (27.0%) in Clearfield stock by expiration.

The most open interest sits at the $50.00 call (761 contracts) and the $22.50 put (38 contracts).

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

CLFD options chain · December 18, 2026

CLFD 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
0	—	—	37.76	0.00	0.00	15.00	0.00	0.00	0.34	50.0%	15	0
0	—	—	35.70	0.00	0.00	17.50	0.00	0.00	0.65	25.0%	5	0
17	20	94.5%	10.20	12.90	16.10	20.00	0.00	0.80	0.76	89.7%	1	23
0	15	83.8%	11.00	10.50	13.80	22.50	0.10	0.90	1.35	77.9%	1	38
38	1	70.7%	10.00	8.30	11.20	25.00	0.05	1.20	1.20	66.8%	1	35
61	1	65.0%	4.90	4.50	7.40	30.00	1.15	2.60	2.15	63.8%	1	25
CLFD $34.01
366	1	63.3%	2.48	2.80	3.80	35.00	3.20	5.10	5.70	60.9%	5	5
408	3	59.8%	1.50	1.20	1.90	40.00	12.20	15.00	12.99	164.8%	2	1
265	3	64.2%	0.95	0.80	1.00	45.00	10.50	12.80	9.10	58.0%	—	2
761	5	68.1%	0.50	0.45	0.65	50.00	0.00	0.00	12.80	—	—	0
230	4	78.5%	0.05	0.05	1.00	55.00	0.00	0.00	29.00	—	—	0
178	3	83.0%	0.16	0.05	0.75	60.00	—	—	—	—	—	—
141	2	91.5%	0.35	0.00	0.80	65.00	0.00	0.00	20.66	—	—	0
11	6	97.8%	0.20	0.00	0.75	70.00	—	—	—	—	—	—
81	10	104.6%	0.15	0.00	0.75	75.00	—	—	—	—	—	—

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 CLFD put/call ratio?

For the December 18, 2026 expiration, the CLFD put/call ratio based on open interest is 0.05 (129 puts vs 2,557 calls), and 0.42 based on today's volume. A ratio above 1 means more puts than calls.

What is CLFD's implied volatility?

At-the-money implied volatility for CLFD options expiring December 18, 2026 is about 62.1%, an annualized estimate of how much the market expects Clearfield stock to move.

How many CLFD option expiration dates are there?

CLFD has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.