Tetra Tech (TTEK) Options Chain
NASDAQ: TTEKConsumer DiscretionaryMilitary/Government/TechnicalUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $33.41
- Put/call ratio (OI)
- 0.42
- Put/call ratio (volume)
- 0.07
- Expected move
- ±$0.2892
- Open interest (C / P)
- 252 / 105
TTEK options summary
The TTEK options chain for the October 16, 2026 expiration lists 4 call and 2 put contracts, with 7 days until expiration. Open interest stands at 252 calls and 105 puts, a put/call ratio of 0.42, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $35.00 strike is 6.3%, which implies the market expects a move of about ±$0.2892 (0.9%) in Tetra Tech stock by expiration.
The most open interest sits at the $40.00 call (167 contracts) and the $35.00 put (105 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TTEK options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 3.93 | 0.00 | 0.00 | 30.00 | — | — | — | |||||
| 0.21 | 0.00 | 0.00 | 35.00 | 0.00 | 0.00 | 2.30 | |||||
| 0.05 | 0.00 | 0.00 | 40.00 | 0.00 | 0.00 | 4.52 | |||||
| 0.17 | 0.00 | 0.00 | 45.00 | — | — | — | |||||
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 TTEK put/call ratio?
For the October 16, 2026 expiration, the TTEK put/call ratio based on open interest is 0.42 (105 puts vs 252 calls), and 0.07 based on today's volume. A ratio above 1 means more puts than calls.
What is TTEK's implied volatility?
At-the-money implied volatility for TTEK options expiring October 16, 2026 is about 6.3%, an annualized estimate of how much the market expects Tetra Tech stock to move.
How many TTEK option expiration dates are there?
TTEK has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.