Hudson Technologies (HDSN) Options Chain
NASDAQ: HDSNConsumer DiscretionaryIndustrial SpecialtiesUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 223
- Share price
- $5.14
- Put/call ratio (OI)
- 0.01
- Put/call ratio (volume)
- 0.01
- Expected move
- ±$2.12
- Open interest (C / P)
- 259 / 2
HDSN options summary
The HDSN options chain for the May 21, 2027 expiration lists 5 call and 1 put contracts, with 223 days until expiration. Open interest stands at 259 calls and 2 puts, a put/call ratio of 0.01, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.00 strike is 52.7%, which implies the market expects a move of about ±$2.12 (41.2%) in Hudson Technologies stock by expiration.
The most open interest sits at the $4.00 call (200 contracts) and the $6.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
HDSN options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 2.31 | 2.10 | 2.60 | 3.00 | — | — | — | |||||
| 1.54 | 1.35 | 1.65 | 4.00 | — | — | — | |||||
| 1.14 | 0.45 | 1.35 | 5.00 | — | — | — | |||||
| 1.40 | 0.15 | 1.00 | 6.00 | 0.65 | 1.65 | 1.20 | |||||
| 0.40 | 0.00 | 0.80 | 7.00 | — | — | — | |||||
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 HDSN put/call ratio?
For the May 21, 2027 expiration, the HDSN put/call ratio based on open interest is 0.01 (2 puts vs 259 calls), and 0.01 based on today's volume. A ratio above 1 means more puts than calls.
What is HDSN's implied volatility?
At-the-money implied volatility for HDSN options expiring May 21, 2027 is about 52.7%, an annualized estimate of how much the market expects Hudson Technologies stock to move.
How many HDSN option expiration dates are there?
HDSN 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.