Alert

Clearfield Inc. (CLFD)

NasdaqGM: CLFD · Real-Time Price · USD

28.15

-1.31 (-4.45%)

At close: Aug 18, 2026, 3:59 PM

28.15

+0.00%

After-hours: 7:30 PM

CLFD Option Overview

Overview for all option chains of CLFD. As of August 19, 2026, CLFD options have an IV of and an IV rank of . The volume is contracts, which is of average daily volume of contracts. The volume put-call ratio is , indicating a sentiment in the market.

Implied Volatility

Implied Volatility (30d)

IV Rank

Historical Volatility

Expected Move

IV Low

IV High

Open Interest (OI)

Today's Open Interest

Put-Call Ratio

Put Open Interest

Call Open Interest

Open Interest Avg (30-day)

Today vs Open Interest Avg (30-day)

Option Volume

Today's Volume

Put-Call Ratio

Put Volume

Call Volume

Volume Avg (30-day)

Today vs Volume Avg (30-day)

Option Chain Statistics

This table provides a comprehensive overview of all CLFD options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Exp. Move	Max Pain
Aug 21, 2026	80	190	2.38	698	233	0.33	230.55%	± 2.50 (8.88%)	30
Sep 18, 2026	100	93	0.93	1,682	245	0.15	122.51%	± 4.72 (16.79%)	30
Dec 18, 2026	160	36	0.23	2,470	192	0.08	77.83%	± 9.90 (35.17%)	25
Mar 19, 2027	44	0	0	408	2	0	75.92%	± 12.65 (44.94%)	20