Cardinal Infrastructure Group (CDNL) Options Chain

NASDAQ: CDNLIndustrialsMilitary/Government/TechnicalUSD

21.12-3.94 (-15.72%)

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

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 6
Share price: $21.12
Put/call ratio (OI): 2.49
Put/call ratio (volume): 1.06
ATM implied volatility: 105.4%
Expected move: ±$2.85
Open interest (C / P): 154 / 384

CDNL options summary

The CDNL options chain for the October 16, 2026 expiration lists 10 call and 9 put contracts, with 6 days until expiration. Open interest stands at 154 calls and 384 puts, a put/call ratio of 2.49, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $20.00 strike is 105.4%, which implies the market expects a move of about ±$2.85 (13.5%) in Cardinal Infrastructure Group stock by expiration.

The most open interest sits at the $35.00 call (73 contracts) and the $35.00 put (114 contracts).

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

CDNL options chain · October 16, 2026

CDNL 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	2	69.7%	1.83	0.80	2.15	20.00	0.30	1.90	1.30	141.0%	4	65
CDNL $21.12
—	—	—	—	—	—	22.50	0.40	3.70	0.50	102.9%	5	57
—	—	—	—	—	—	25.00	3.60	5.10	5.31	139.8%	4	14
10	2	209.8%	1.95	0.00	0.80	30.00	7.40	10.60	8.47	156.3%	4	23
73	25	178.1%	0.05	0.00	0.10	35.00	12.50	15.00	7.35	364.6%	1	114
19	1	413.1%	0.05	0.00	2.15	40.00	17.50	20.60	12.45	263.7%	17	106
24	2	262.5%	0.28	0.00	0.15	45.00	21.70	25.60	13.60	531.8%	1	4
26	1	253.1%	1.19	0.00	0.05	50.00	9.10	13.40	4.00	—	—	1
0	1	50.0%	2.50	0.00	0.00	55.00	—	—	—	—	—	—
0	—	50.0%	0.45	0.00	0.00	60.00	—	—	—	—	—	—
2	—	695.1%	14.50	0.00	3.50	70.00	—	—	—	—	—	—
—	—	—	—	—	—	90.00	0.00	0.00	40.80	—	—	0
0	—	819.5%	3.90	0.00	3.40	105.00	—	—	—	—	—	—

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 CDNL put/call ratio?

For the October 16, 2026 expiration, the CDNL put/call ratio based on open interest is 2.49 (384 puts vs 154 calls), and 1.06 based on today's volume. A ratio above 1 means more puts than calls.

What is CDNL's implied volatility?

At-the-money implied volatility for CDNL options expiring October 16, 2026 is about 105.4%, an annualized estimate of how much the market expects Cardinal Infrastructure Group stock to move.

How many CDNL option expiration dates are there?

CDNL has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.