Canadian Solar (CSIQ) Options Chain

NASDAQ: CSIQTechnologySemiconductorsUSD

11.38+0.365 (+3.31%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $11.38
Put/call ratio (OI): 0.31
Put/call ratio (volume): 1.70
ATM implied volatility: 79.1%
Expected move: ±$10.19
Open interest (C / P): 39.62K / 12.22K

CSIQ options summary

The CSIQ options chain for the January 21, 2028 expiration lists 19 call and 15 put contracts, with 468 days until expiration. Open interest stands at 39,619 calls and 12,217 puts, a put/call ratio of 0.31, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $12.00 strike is 79.1%, which implies the market expects a move of about ±$10.19 (89.5%) in Canadian Solar stock by expiration.

The most open interest sits at the $30.00 call (21.12K contracts) and the $10.00 put (10.34K contracts).

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

CSIQ options chain · January 21, 2028

CSIQ 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
21	1	75.4%	10.70	7.70	9.30	3.00	0.00	0.00	0.20	25.0%	1	0
42	4	65.9%	7.57	4.50	9.00	5.00	0.30	0.70	0.62	73.0%	2	44
317	12	103.6%	5.42	4.60	7.70	8.00	1.65	2.00	1.90	77.0%	150	862
477	5	78.5%	4.10	4.10	4.70	10.00	2.55	3.10	3.10	74.0%	100	10,337
CSIQ $11.38
330	2	80.3%	3.65	3.60	4.00	12.00	1.50	4.30	4.00	77.8%	1	90
489	1	79.0%	2.75	2.70	3.20	15.00	4.00	6.40	6.23	52.3%	1	168
674	1	81.1%	2.60	2.30	3.00	17.00	7.40	8.30	7.74	73.0%	2	73
11,168	41	91.6%	2.35	1.70	3.70	20.00	9.10	9.70	9.70	52.0%	26	66
406	92	80.0%	2.45	1.55	2.15	22.00	10.70	11.30	11.50	54.2%	1	31
446	12	83.0%	1.47	1.20	2.15	25.00	0.00	0.00	13.50	—	1	0
80	16	82.0%	1.38	1.20	1.70	27.00	0.00	0.00	15.20	—	1	0
21,117	3	85.3%	1.30	1.15	1.60	30.00	0.00	0.00	17.19	—	2	0
345	100	85.9%	1.15	0.80	1.75	32.00	18.60	20.40	19.20	—	239	520
1,101	10	83.9%	1.06	0.60	1.45	35.00	21.00	22.10	22.50	—	—	10
1,004	10	87.5%	1.30	0.60	1.55	37.00	—	—	—	—	—	—
809	2	86.2%	1.87	0.55	1.25	40.00	25.60	27.90	25.60	—	16	16
289	1	76.1%	1.00	0.00	1.00	42.00	—	—	—	—	—	—
163	3	90.2%	1.96	0.40	1.35	45.00	—	—	—	—	—	—
341	4	83.7%	0.60	0.25	0.95	47.00	—	—	—	—	—	—

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 CSIQ put/call ratio?

For the January 21, 2028 expiration, the CSIQ put/call ratio based on open interest is 0.31 (12,217 puts vs 39,619 calls), and 1.70 based on today's volume. A ratio above 1 means more puts than calls.

What is CSIQ's implied volatility?

At-the-money implied volatility for CSIQ options expiring January 21, 2028 is about 79.1%, an annualized estimate of how much the market expects Canadian Solar stock to move.

How many CSIQ option expiration dates are there?

CSIQ 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.