First Interstate BancSystem Inc

FIBKNASDAQ · USD
36.54USD0.00 (-0.79%)
697

First Interstate BancSystem Inc (FIBK) Options Open Interest

FIBK options open interest is 1,438 contracts. The 2-week average daily volume is 12 contracts across the chain.

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Monitoring FIBK open interest helps you see where real money is positioned on First Interstate BancSystem Inc's options and which strikes are attracting the most commitment from traders. First Interstate BancSystem 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 FIBK 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 FIBK 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 First Interstate BancSystem Inc to settle.

First Interstate BancSystem, Inc. operates as the bank holding company for First Interstate Bank that provides range of banking products and services in the United States. It offers various traditional depository products, including checking, savings, and time deposits; and repurchase agreements primarily for commercial and municipal depositors. The company also offers real estate loans comprising commercial real estate, construction, residential, agricultural, and other real estate loans; consumer loans comprising direct personal loans, credit card loans and lines of credit, and indirect loans; variable and fixed rate commercial loans for small and medium-sized manufacturing, wholesale, retail, and service businesses for working capital needs and business expansions; and agricultural loans.

In addition, it provides a range of trust, employee benefit, investment management, insurance, agency, and custodial services to individuals, businesses, and nonprofit organizations. Further, the company offers marketing, credit review, loan servicing, credit cards issuance and servicing, mortgage loan sales and servicing, indirect consumer loan purchasing and processing, loan collection services, and other operational services, as well as online and mobile banking services. It serves individuals, businesses, municipalities, and other entities in various industries, including agriculture, construction, education, energy, governmental services, healthcare, hospitality, housing, mining, professional services, real estate development, retail, technology, tourism, and wholesale trade. As of December 31, 2021, it operated 147 banking offices, including detached drive-up facilities in communities across Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming. The company was incorporated in 1971 and is headquartered in Billings, Montana.

Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where FIBK open interest is concentrated. Our scanner maps First Interstate BancSystem 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 First Interstate BancSystem Inc's options open interest as the signal it is, not as an afterthought.

2026-10-16
Calls
40.000.300.3035%+0.176139
20.0015.8017.9016.85152%+0.96080
22.5013.3015.2014.25113%+0.96690
25.0010.8012.9011.85102%+0.94510
30.005.908.006.9567%+0.89590
Puts
20.000.500.50177%-0.05860
22.500.500.50149%-0.06980
25.000.550.55126%-0.08840
30.000.600.6081%-0.14180
35.000.050.950.5031%-0.26980

As of September 22, 2026

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Track FIBK open interest across every strike and expiration, identify where conviction is building, and trade with the positioning data on your side.

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