Perimeter Solutions SA (PRM) Options Chain
NYSE: PRMIndustrialsMajor ChemicalsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $27.70
- Put/call ratio (OI)
- 0.06
- Put/call ratio (volume)
- 0.36
- ATM implied volatility
- 106.6%
- Expected move
- ±$4.37
- Open interest (C / P)
- 925 / 54
PRM options summary
The PRM options chain for the October 16, 2026 expiration lists 8 call and 8 put contracts, with 8 days until expiration. Open interest stands at 925 calls and 54 puts, a put/call ratio of 0.06, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 106.6%, which implies the market expects a move of about ±$4.37 (15.8%) in Perimeter Solutions SA stock by expiration.
The most open interest sits at the $35.00 call (640 contracts) and the $30.00 put (28 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
PRM options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 9.90 | 0.00 | 0.00 | 12.50 | 0.00 | 0.00 | 0.12 | |||||
| 7.70 | 0.00 | 0.00 | 15.00 | 0.00 | 0.95 | 0.35 | |||||
| — | — | — | 17.50 | 0.00 | 2.35 | 0.60 | |||||
| — | — | — | 20.00 | 0.00 | 0.00 | 0.41 | |||||
| — | — | — | 22.50 | 0.00 | 0.75 | 0.30 | |||||
| 3.65 | 2.45 | 4.20 | 25.00 | 0.00 | 0.00 | 0.45 | |||||
| 0.25 | 0.00 | 0.85 | 30.00 | 1.05 | 3.70 | 3.65 | |||||
| 0.05 | 0.00 | 0.10 | 35.00 | 3.00 | 5.00 | 3.07 | |||||
| 0.07 | 0.00 | 0.75 | 40.00 | — | — | — | |||||
| 0.50 | 0.00 | 0.75 | 45.00 | — | — | — | |||||
| 0.31 | 0.00 | 0.95 | 50.00 | — | — | — | |||||
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 PRM put/call ratio?
For the October 16, 2026 expiration, the PRM put/call ratio based on open interest is 0.06 (54 puts vs 925 calls), and 0.36 based on today's volume. A ratio above 1 means more puts than calls.
What is PRM's implied volatility?
At-the-money implied volatility for PRM options expiring October 16, 2026 is about 106.6%, an annualized estimate of how much the market expects Perimeter Solutions SA stock to move.
How many PRM option expiration dates are there?
PRM has 7 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.