Knife Riv (KNF) Options Chain

NYSE: KNFIndustrialsMining & Quarrying of Nonmetallic Minerals (No Fuels)USD

49.84-2.43 (-4.65%)

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

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $49.84
Put/call ratio (OI): 0.65
Put/call ratio (volume): 1.52
ATM implied volatility: 55.9%
Expected move: ±$9.22
Open interest (C / P): 144 / 94

KNF options summary

The KNF options chain for the November 20, 2026 expiration lists 19 call and 12 put contracts, with 40 days until expiration. Open interest stands at 144 calls and 94 puts, a put/call ratio of 0.65, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $50.00 strike is 55.9%, which implies the market expects a move of about ±$9.22 (18.5%) in Knife Riv stock by expiration.

The most open interest sits at the $65.00 call (55 contracts) and the $55.00 put (23 contracts).

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

KNF options chain · November 20, 2026

KNF 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
—	—	—	—	—	—	30.00	0.00	0.75	0.33	100.7%	—	2
—	—	—	—	—	—	35.00	0.05	1.60	0.48	92.9%	—	2
3	2	463.5%	46.60	27.50	30.80	45.00	0.75	3.30	1.65	63.0%	1	17
KNF $49.84
7	1	54.4%	4.20	3.00	4.10	50.00	2.30	3.90	2.55	57.3%	3	4
5	1	55.3%	1.95	1.05	2.60	55.00	5.80	6.80	5.70	52.3%	13	23
2	1	72.6%	1.14	0.30	3.10	60.00	9.30	11.40	9.10	63.8%	2	1
55	1	80.3%	0.82	0.00	2.60	65.00	13.50	16.00	15.10	69.6%	1	16
12	1	67.0%	0.76	0.00	0.75	70.00	18.40	21.00	7.42	82.0%	1	9
0	1	25.0%	11.50	0.00	0.00	75.00	23.80	26.50	20.70	106.2%	—	0
7	1	80.8%	1.01	0.00	0.55	80.00	15.90	18.50	8.90	—	1	1
0	1	25.0%	1.45	0.00	0.00	85.00	—	—	—	—	—	—
21	3	95.9%	0.10	0.00	0.55	90.00	18.60	22.70	11.80	—	—	7
6	5	133.9%	3.87	0.00	2.05	95.00	—	—	—	—	—	—
0	1	50.0%	4.30	0.00	0.00	100.00	28.10	29.90	18.00	—	22	12
13	5	189.9%	1.87	0.60	4.70	105.00	—	—	—	—	—	—
0	2	50.0%	2.70	0.00	0.00	110.00	—	—	—	—	—	—
1	—	173.8%	5.90	0.00	2.90	115.00	—	—	—	—	—	—
7	1	172.8%	2.30	0.00	2.45	120.00	—	—	—	—	—	—
3	1	179.9%	0.65	0.00	2.55	125.00	—	—	—	—	—	—
1	1	178.4%	0.65	0.00	2.15	130.00	—	—	—	—	—	—
1	—	182.4%	1.10	0.00	2.10	135.00	—	—	—	—	—	—

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 KNF put/call ratio?

For the November 20, 2026 expiration, the KNF put/call ratio based on open interest is 0.65 (94 puts vs 144 calls), and 1.52 based on today's volume. A ratio above 1 means more puts than calls.

What is KNF's implied volatility?

At-the-money implied volatility for KNF options expiring November 20, 2026 is about 55.9%, an annualized estimate of how much the market expects Knife Riv stock to move.

How many KNF option expiration dates are there?

KNF has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.