Colliers International Group Subordinate Voting Shares (CIGI) Options Chain
NASDAQ: CIGIFinanceReal EstateUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 39
- Share price
- $86.60
- Put/call ratio (OI)
- 1.01
- Put/call ratio (volume)
- 1.91
- Expected move
- ±$15.68
- Open interest (C / P)
- 766 / 776
CIGI options summary
The CIGI options chain for the November 20, 2026 expiration lists 17 call and 10 put contracts, with 39 days until expiration. Open interest stands at 766 calls and 776 puts, a put/call ratio of 1.01, which is fairly balanced between calls and puts. At-the-money implied volatility near the $85.00 strike is 55.4%, which implies the market expects a move of about ±$15.68 (18.1%) in Colliers International Group Subordinate Voting Shares stock by expiration.
The most open interest sits at the $120.00 call (659 contracts) and the $90.00 put (369 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CIGI options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 39.53 | 36.20 | 40.50 | 60.00 | — | — | — | |||||
| 28.32 | 0.00 | 0.00 | 70.00 | — | — | — | |||||
| — | — | — | 75.00 | 0.05 | 3.50 | 0.50 | |||||
| 32.00 | 0.00 | 0.00 | 80.00 | — | — | — | |||||
| — | — | — | 85.00 | 0.85 | 5.50 | 2.55 | |||||
| 5.00 | 0.30 | 3.50 | 90.00 | 5.20 | 6.40 | 7.10 | |||||
| 5.90 | 13.00 | 17.70 | 95.00 | 6.80 | 11.40 | 8.40 | |||||
| 8.35 | 6.60 | 11.40 | 100.00 | 0.00 | 0.00 | 10.90 | |||||
| 0.75 | 0.05 | 5.00 | 105.00 | 6.00 | 10.50 | 9.00 | |||||
| 5.10 | 0.00 | 0.00 | 110.00 | 0.00 | 0.00 | 7.20 | |||||
| 3.50 | 1.45 | 6.00 | 115.00 | 14.00 | 18.20 | 16.72 | |||||
| 0.35 | 0.00 | 0.55 | 120.00 | 0.00 | 0.00 | 26.50 | |||||
| 1.50 | 0.00 | 0.00 | 125.00 | — | — | — | |||||
| 0.80 | 0.00 | 4.90 | 135.00 | — | — | — | |||||
| 0.60 | 0.00 | 4.90 | 140.00 | 0.00 | 0.00 | 36.75 | |||||
| 0.45 | 0.00 | 4.90 | 145.00 | — | — | — | |||||
| 0.40 | 0.00 | 0.00 | 150.00 | — | — | — | |||||
| 0.50 | 0.00 | 0.00 | 155.00 | — | — | — | |||||
| 0.45 | 0.00 | 0.00 | 160.00 | — | — | — | |||||
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 CIGI put/call ratio?
For the November 20, 2026 expiration, the CIGI put/call ratio based on open interest is 1.01 (776 puts vs 766 calls), and 1.91 based on today's volume. A ratio above 1 means more puts than calls.
What is CIGI's implied volatility?
At-the-money implied volatility for CIGI options expiring November 20, 2026 is about 55.4%, an annualized estimate of how much the market expects Colliers International Group Subordinate Voting Shares stock to move.
How many CIGI option expiration dates are there?
CIGI 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.