Personalis Inc
Personalis Inc (PSNL) Options Open Interest
PSNL options open interest is 48,902 contracts. The 2-week average daily volume is 2,632 contracts across the chain.
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Monitoring PSNL open interest helps you see where real money is positioned on Personalis Inc's options and which strikes are attracting the most commitment from traders. Personalis 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 PSNL 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 PSNL 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 Personalis Inc to settle.
Personalis, Inc. operates as a cancer genomics company worldwide. The company provides sequencing and data analysis services to support the development of cancer therapies and large-scale genetic research programs. It offers NeXT Platform, which provides data analysis for tumor and its immune microenvironment, from a single limited tissue or plasma sample; ImmunoID Next for tumor profiling from tissue; NeXT Liquid Biopsy for tumor profiling from plasma; NeXT Personal, a liquid biopsy offering for personalized tumor tracking for patients; NeXT Dx Test, a genomic cancer profiling test enabling composite biomarkers for cancer treatment; and NeXT SHERPA and NeXT NEOPS for neoantigen prediction capabilities.
The company also provides ACE platform for clinical and therapeutic applications such as neoantigen prediction, biomarker identification, and novel drug target selection. It serves biopharmaceutical customers, universities, non-profits, and government entities. The company has partnership with Mayo Clinic; MapKure, LLC; SpringWorks Therapeutics, Inc.; and Moores Cancer Center. Personalis, Inc. was incorporated in 2011 and is headquartered in Menlo Park, California.
Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where PSNL open interest is concentrated. Our scanner maps Personalis 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 Personalis Inc's options open interest as the signal it is, not as an afterthought.
| 17.50 | — | 0.20 | 0.20 | 31% | +0.2487 | 5,182 |
| 12.50 | 2.65 | 6.20 | 4.43 | 117% | +0.8462 | 3,124 |
| 20.00 | — | 0.10 | 0.10 | 52% | +0.0965 | 2,585 |
| 15.00 | 1.35 | 1.60 | 1.48 | 23% | +0.9335 | 402 |
| 10.00 | 6.20 | 6.90 | 6.55 | 121% | +0.9528 | 189 |
| 15.00 | 0.05 | 0.20 | 0.13 | 34% | -0.1507 | 470 |
| 2.50 | — | 0.25 | 0.25 | 484% | -0.0184 | 387 |
| 10.00 | — | 0.20 | 0.20 | 137% | -0.0643 | 185 |
| 12.50 | — | 0.05 | 0.05 | 61% | -0.0421 | 117 |
| 5.00 | — | 1.75 | 1.75 | 614% | -0.0607 | 23 |
As of September 18, 2026
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