NPK International Inc
NPK International Inc (NPKI) Options Open Interest
NPKI options open interest is 339 contracts. The 2-week average daily volume is 8 contracts across the chain.
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Monitoring NPKI open interest helps you see where real money is positioned on NPK International Inc's options and which strikes are attracting the most commitment from traders. NPK International 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 NPKI 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 NPKI 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 NPK International Inc to settle.
NPK International Inc. provides products, rentals, and services primarily to the oil and natural gas exploration and production (E&P) industry. It operates through two segments, Fluids Systems and Industrial Solutions. The Fluids Systems segment provides drilling, completion, and stimulation fluids products and related technical services to customers primarily in the North America, Europe, the Middle East, and Africa, as well as other countries in the Asia Pacific and Latin America. The Industrial Solutions segment offers composite matting system rentals utilized for temporary worksite access; related site construction and services to customers in various markets, including power transmission, E&P, pipeline, renewable energy, petrochemical, construction, and other industries primarily in the United States and Europe; recyclable composite mats to customers worldwide; and access road construction, site planning and preparation, environmental protection, erosion control, and site restoration services.
The company was formerly known as Newpark Resources, Inc. and changed its name to NPK International Inc. in December 2024. The company was incorporated in 1932 and is headquartered in The Woodlands, Texas.
Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where NPKI open interest is concentrated. Our scanner maps NPK International 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 NPK International Inc's options open interest as the signal it is, not as an afterthought.
| 12.50 | — | 1.00 | 1.00 | 117% | +0.4669 | 5 |
| 2.50 | 7.50 | 10.50 | 9.00 | 86% | +1.0000 | 0 |
| 5.00 | 5.00 | 8.40 | 6.70 | 29% | +1.0000 | 0 |
| 7.50 | 2.50 | 5.80 | 4.15 | 16% | +1.0000 | 0 |
| 10.00 | 1.20 | 2.60 | 1.90 | 70% | +0.8543 | 0 |
| 15.00 | 1.70 | 5.10 | 3.40 | 86% | -0.8619 | 1 |
| 2.50 | — | 1.75 | 1.75 | 1,000% | -0.0329 | 0 |
| 5.00 | — | 1.00 | 1.00 | 469% | -0.0929 | 0 |
| 7.50 | — | 1.00 | 1.00 | 294% | -0.1609 | 0 |
| 10.00 | — | 0.95 | 0.95 | 164% | -0.2719 | 0 |
As of September 28, 2026
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