Five9 Inc
Five9 Inc (FIVN) Options Open Interest
FIVN options open interest is 72,159 contracts. The 2-week average daily volume is 1,838 contracts across the chain.
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Monitoring FIVN open interest helps you see where real money is positioned on Five9 Inc's options and which strikes are attracting the most commitment from traders. Five9 Inc's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor FIVN options open interest in real time and find the strikes that matter.
Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising FIVN options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect Five9 Inc to settle.
Five9, Inc., together with its subsidiaries, provides cloud software for contact centers in the United States and internationally. The company offers virtual contact center cloud platform that delivers a suite of applications, which enables the breadth of contact center-related customer service, sales, and marketing functions. Its solution enables its clients to manage these customer interactions across various channels, including voice, video, chat, email, website, social media, click-to-call, callback, and mobile channels, as well as through APIs; and provides natural language processing and automatic speech recognition solutions.
The company serves customers in various industries comprising banking and financial services, business process outsourcers, consumer, healthcare, technology, and education. Five9, Inc. was incorporated in 2001 and is headquartered in San Ramon, California.
Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where FIVN open interest is concentrated. Our scanner maps Five9 Inc's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade Five9 Inc's options open interest as the signal it is, not as an afterthought.
| 22.50 | 14.20 | 17.00 | 15.60 | 27% | +1.0000 | 12,309 |
| 25.00 | 13.40 | 14.10 | 13.75 | 80% | +0.9878 | 6,775 |
| 40.00 | 1.60 | 2.20 | 1.90 | 62% | +0.4515 | 2,270 |
| 30.00 | 8.50 | 9.10 | 8.80 | 56% | +0.9682 | 1,755 |
| 27.50 | 9.30 | 11.90 | 10.60 | 10% | +1.0000 | 1,362 |
| 27.50 | — | 0.15 | 0.15 | 83% | -0.0418 | 3,425 |
| 17.50 | — | 0.65 | 0.65 | 235% | -0.0520 | 2,841 |
| 20.00 | — | 0.45 | 0.45 | 183% | -0.0495 | 876 |
| 30.00 | 0.15 | 0.30 | 0.23 | 72% | -0.0675 | 593 |
| 22.50 | — | 0.70 | 0.70 | 175% | -0.0748 | 343 |
As of September 25, 2026
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