SiTime (SITM) Options Chain
NASDAQ: SITMTechnologySemiconductorsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 17, 2027
- Days to expiration
- 432
- Share price
- $612.37
- Put/call ratio (OI)
- 0.75
- Put/call ratio (volume)
- 1.49
- Expected move
- ±$480.17
- Open interest (C / P)
- 481 / 360
SITM options summary
The SITM options chain for the December 17, 2027 expiration lists 42 call and 44 put contracts, with 432 days until expiration. Open interest stands at 481 calls and 360 puts, a put/call ratio of 0.75, which is fairly balanced between calls and puts. At-the-money implied volatility near the $610.00 strike is 72.1%, which implies the market expects a move of about ±$480.17 (78.4%) in SiTime stock by expiration.
The most open interest sits at the $1,000.00 call (91 contracts) and the $400.00 put (72 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SITM options chain · December 17, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 405.00 | 392.00 | 410.00 | 240.00 | 0.00 | 0.00 | 24.00 | |||||
| 495.00 | 386.00 | 402.00 | 250.00 | 8.90 | 26.30 | 28.00 | |||||
| — | — | — | 270.00 | 0.00 | 0.00 | 27.70 | |||||
| 407.17 | 364.00 | 382.00 | 280.00 | 0.00 | 0.00 | 38.05 | |||||
| 372.00 | 356.00 | 374.00 | 290.00 | 18.00 | 38.00 | 28.39 | |||||
| — | — | — | 300.00 | 20.00 | 40.00 | 25.00 | |||||
| — | — | — | 310.00 | 22.00 | 42.00 | 33.61 | |||||
| 389.20 | 0.00 | 0.00 | 320.00 | 26.00 | 46.00 | 28.53 | |||||
| — | — | — | 330.00 | 0.00 | 0.00 | 43.80 | |||||
| 327.25 | 324.00 | 342.00 | 340.00 | 32.00 | 52.00 | 33.48 | |||||
| — | — | — | 350.00 | 34.00 | 54.00 | 62.00 | |||||
| — | — | — | 360.00 | 38.00 | 58.00 | 43.00 | |||||
| — | — | — | 370.00 | 42.00 | 62.00 | 54.00 | |||||
| — | — | — | 380.00 | 0.00 | 0.00 | 58.02 | |||||
| — | — | — | 390.00 | 0.00 | 0.00 | 79.80 | |||||
| — | — | — | 400.00 | 54.00 | 72.00 | 84.00 | |||||
| — | — | — | 410.00 | 58.00 | 76.00 | 85.00 | |||||
| — | — | — | 420.00 | 62.00 | 80.00 | 72.00 | |||||
| — | — | — | 430.00 | 66.00 | 86.00 | 81.50 | |||||
| 239.20 | 266.00 | 284.00 | 440.00 | — | — | — | |||||
| 234.40 | 262.00 | 280.00 | 450.00 | 74.00 | 94.00 | 70.00 | |||||
| 231.10 | 256.00 | 274.00 | 460.00 | 80.00 | 98.00 | 74.50 | |||||
| 226.70 | 252.00 | 268.00 | 470.00 | 0.00 | 0.00 | 117.50 | |||||
| 260.00 | 246.00 | 264.00 | 480.00 | 88.00 | 108.00 | 82.30 | |||||
| 256.00 | 242.00 | 260.00 | 490.00 | 0.00 | 0.00 | 125.00 | |||||
| 240.00 | 238.00 | 254.00 | 500.00 | 98.00 | 118.00 | 108.48 | |||||
| — | — | — | 510.00 | 104.00 | 124.00 | 134.40 | |||||
| 227.50 | 228.00 | 246.00 | 520.00 | 0.00 | 0.00 | 143.20 | |||||
| 227.00 | 220.00 | 238.00 | 540.00 | — | — | — | |||||
| 233.40 | 216.00 | 234.00 | 550.00 | — | — | — | |||||
| — | — | — | 560.00 | 0.00 | 0.00 | 161.26 | |||||
| 218.00 | 204.00 | 220.00 | 580.00 | 146.00 | 162.00 | 174.50 | |||||
| 221.00 | 200.00 | 218.00 | 590.00 | 148.00 | 168.00 | 177.00 | |||||
| 229.50 | 196.00 | 214.00 | 600.00 | 154.00 | 174.00 | 148.00 | |||||
| 173.40 | 194.00 | 212.00 | 610.00 | 160.00 | 180.00 | 189.85 | |||||
| 176.00 | 204.00 | 222.00 | 620.00 | — | — | — | |||||
| — | — | — | 630.00 | 0.00 | 0.00 | 212.85 | |||||
| 260.00 | 182.00 | 202.00 | 640.00 | 0.00 | 0.00 | 219.15 | |||||
| 228.00 | 180.00 | 198.00 | 650.00 | 186.00 | 204.00 | 201.65 | |||||
| 188.74 | 176.00 | 194.00 | 660.00 | 192.00 | 212.00 | 173.64 | |||||
| — | — | — | 680.00 | 206.00 | 224.00 | 184.38 | |||||
| 171.12 | 164.10 | 182.00 | 700.00 | — | — | — | |||||
| 291.22 | 0.00 | 0.00 | 710.00 | — | — | — | |||||
| 233.51 | 158.00 | 176.00 | 720.00 | — | — | — | |||||
| 179.32 | 156.00 | 174.00 | 730.00 | — | — | — | |||||
| 210.00 | 152.00 | 172.00 | 740.00 | — | — | — | |||||
| 176.00 | 150.00 | 168.00 | 750.00 | — | — | — | |||||
| 156.00 | 162.00 | 182.00 | 760.00 | 0.00 | 0.00 | 304.00 | |||||
| 152.00 | 156.00 | 176.00 | 780.00 | 0.00 | 0.00 | 306.00 | |||||
| 174.00 | 138.00 | 156.00 | 800.00 | — | — | — | |||||
| 131.92 | 124.00 | 142.00 | 860.00 | 336.00 | 354.00 | 353.00 | |||||
| 186.38 | 120.00 | 138.00 | 880.00 | — | — | — | |||||
| 154.00 | 116.00 | 136.00 | 900.00 | 366.00 | 386.00 | 353.78 | |||||
| 110.00 | 100.70 | 113.50 | 1,000.00 | 0.00 | 0.00 | 471.50 | |||||
| 86.00 | 96.00 | 114.00 | 1,020.00 | — | — | — | |||||
| 84.40 | 92.00 | 112.00 | 1,040.00 | 480.00 | 500.00 | 461.85 | |||||
| 82.30 | 90.00 | 110.00 | 1,060.00 | — | — | — | |||||
| 113.82 | 88.00 | 106.00 | 1,080.00 | — | — | — | |||||
| 95.00 | 84.00 | 104.00 | 1,100.00 | 0.00 | 0.00 | 544.60 | |||||
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 SITM put/call ratio?
For the December 17, 2027 expiration, the SITM put/call ratio based on open interest is 0.75 (360 puts vs 481 calls), and 1.49 based on today's volume. A ratio above 1 means more puts than calls.
What is SITM's implied volatility?
At-the-money implied volatility for SITM options expiring December 17, 2027 is about 72.1%, an annualized estimate of how much the market expects SiTime stock to move.
How many SITM option expiration dates are there?
SITM has 6 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.