Charles River Laboratories International (CRL) Options Chain
NYSE: CRLHealth CareBiotechnology: Commercial Physical & Biological ResarchUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $298.00
- Put/call ratio (OI)
- 10.25
- Put/call ratio (volume)
- 0.25
- Expected move
- ±$0.6438
- Open interest (C / P)
- 16 / 164
CRL options summary
The CRL options chain for the October 16, 2026 expiration lists 31 call and 36 put contracts, with 7 days until expiration. Open interest stands at 16 calls and 164 puts, a put/call ratio of 10.25, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $300.00 strike is 1.6%, which implies the market expects a move of about ±$0.6438 (0.2%) in Charles River Laboratories International stock by expiration.
The most open interest sits at the $250.00 call (6 contracts) and the $195.00 put (99 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CRL options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 207.20 | 0.00 | 0.00 | 80.00 | 0.00 | 0.00 | 0.50 | |||||
| — | — | — | 90.00 | 0.00 | 3.10 | 1.85 | |||||
| — | — | — | 95.00 | 0.00 | 3.20 | 2.40 | |||||
| — | — | — | 100.00 | 0.00 | 0.00 | 1.80 | |||||
| — | — | — | 105.00 | 0.00 | 0.00 | 2.50 | |||||
| 77.50 | 109.30 | 113.00 | 110.00 | 0.85 | 1.85 | 2.70 | |||||
| — | — | — | 120.00 | 0.00 | 0.00 | 0.05 | |||||
| 54.50 | 64.70 | 68.20 | 125.00 | 1.55 | 4.30 | 3.80 | |||||
| — | — | — | 130.00 | 0.00 | 2.15 | 0.50 | |||||
| — | — | — | 135.00 | 3.50 | 6.80 | 9.30 | |||||
| — | — | — | 145.00 | 0.00 | 1.35 | 1.51 | |||||
| — | — | — | 150.00 | 0.00 | 2.25 | 1.60 | |||||
| 36.05 | 0.00 | 0.00 | 155.00 | — | — | — | |||||
| 33.05 | 0.00 | 0.00 | 160.00 | — | — | — | |||||
| — | — | — | 165.00 | 0.00 | 0.00 | 0.25 | |||||
| 127.07 | 0.00 | 0.00 | 170.00 | 0.00 | 0.00 | 0.25 | |||||
| 109.60 | 0.00 | 0.00 | 175.00 | 0.00 | 0.00 | 0.25 | |||||
| 110.79 | 0.00 | 0.00 | 180.00 | 0.00 | 0.00 | 0.30 | |||||
| 96.98 | 0.00 | 0.00 | 185.00 | 0.00 | 0.00 | 0.30 | |||||
| 18.70 | 47.20 | 51.00 | 190.00 | — | — | — | |||||
| 113.95 | 0.00 | 0.00 | 195.00 | 0.00 | 2.75 | 14.50 | |||||
| 117.51 | 0.00 | 0.00 | 200.00 | 0.00 | 0.00 | 0.60 | |||||
| 13.80 | 0.00 | 0.00 | 210.00 | 0.00 | 0.00 | 0.15 | |||||
| 82.30 | 0.00 | 0.00 | 220.00 | 0.00 | 0.00 | 0.15 | |||||
| 18.64 | 70.10 | 73.20 | 230.00 | 0.00 | 0.00 | 0.50 | |||||
| — | — | — | 240.00 | 0.00 | 0.00 | 0.40 | |||||
| 31.14 | 42.30 | 45.80 | 250.00 | 0.00 | 0.00 | 0.05 | |||||
| 42.00 | 0.00 | 0.00 | 260.00 | 0.00 | 0.00 | 0.46 | |||||
| 27.25 | 0.00 | 0.00 | 270.00 | 0.00 | 0.00 | 0.85 | |||||
| 15.50 | 0.00 | 0.00 | 280.00 | 0.00 | 0.00 | 3.25 | |||||
| 11.62 | 0.00 | 0.00 | 290.00 | 0.00 | 0.00 | 6.30 | |||||
| 4.00 | 0.00 | 0.00 | 300.00 | 0.00 | 0.00 | 14.00 | |||||
| 1.85 | 0.00 | 0.00 | 310.00 | 0.00 | 0.00 | 9.00 | |||||
| 2.87 | 0.00 | 0.00 | 320.00 | 0.00 | 0.00 | 22.80 | |||||
| 0.80 | 0.00 | 0.00 | 330.00 | 0.00 | 0.00 | 34.40 | |||||
| 2.50 | 0.00 | 0.00 | 340.00 | 51.30 | 55.00 | 102.00 | |||||
| 1.60 | 0.00 | 0.00 | 350.00 | — | — | — | |||||
| 4.05 | 0.00 | 0.00 | 360.00 | — | — | — | |||||
| 0.25 | 0.00 | 0.00 | 380.00 | — | — | — | |||||
| — | — | — | 390.00 | 0.00 | 0.00 | 95.90 | |||||
| 0.20 | 0.00 | 0.00 | 410.00 | 0.00 | 0.00 | 135.30 | |||||
| 0.90 | 0.00 | 0.00 | 420.00 | 0.00 | 0.00 | 145.30 | |||||
| 0.50 | 0.00 | 0.00 | 430.00 | — | — | — | |||||
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 CRL put/call ratio?
For the October 16, 2026 expiration, the CRL put/call ratio based on open interest is 10.25 (164 puts vs 16 calls), and 0.25 based on today's volume. A ratio above 1 means more puts than calls.
What is CRL's implied volatility?
At-the-money implied volatility for CRL options expiring October 16, 2026 is about 1.6%, an annualized estimate of how much the market expects Charles River Laboratories International stock to move.
How many CRL option expiration dates are there?
CRL has 5 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.