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Stockman of Montana

Stockman of Montana Vendor Cyber Rating & Cyber Score

stockmanbank.com

Founded in Miles City in 1953 by William Nefsy, Stockman is a Montana-born company committed to enriching the lives of Montanans and helping our communities succeed. Like Montana, Stockman is distinct in blending traditional, western values with modern conveniences and state of the art technology. We are proud to be your full-service financial partner, serving all your banking, insurance, and wealth management needs. Our people, products, and services are uniquely focused to meet the financial needs of Montanans. Important in our focus is safety and security. We are proactive in taking every precaution to protect you and your family’s hard-earned assets and valuable information. For 70+ years, we've had the honor of serving the people,


SM A.I CyberSecurity Scoring

SM
Company Information
Website:https://www.stockmanbank.com
Employees number:272
Number of followers:5,005
NAICS:52
Industry Type:Financial Services
Homepage:stockmanbank.com
SM Risk Score (AI oriented)
Between 750 and 799
logo
SMFinancial Services
Updated:
30/03/2026
755/1000
Fair
Baa
AaaAaABaaBaBCaaCaC
Powered by our proprietary A.I cyber incident model
Insurance prefers TPRM score to calculate premium
SM Global Score (TPRM)
xxxx
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SMFinancial Services
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Score locked
Instant access to detailed risk factors
Vulnerabilities
Benchmark vs. industry & size peers
Findings

SM
SMFair
Current Score
755Baa (FAIR)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
755Before Incident
JUNE 2026
755Before Incident
MAY 2026
755Before Incident
APRIL 2026
755Before Incident
MARCH 2026
755Before Incident
FEBRUARY 2026
755Before Incident
JANUARY 2026
755Before Incident
DECEMBER 2025
755Before Incident
NOVEMBER 2025
754Before Incident
OCTOBER 2025
754Before Incident
SEPTEMBER 2025
754Before Incident
AUGUST 2025
754Before Incident
MAY 2023
755Before Incident
Vulnerability
28 May 2023SM
Stockman Bank

Stockman Bank Data Breach

751After Incident
MEDIUM-4
STO539072725
The Maine Attorney General's Office reported on August 7, 2023, that Stockman Bank experienced a data breach due to a vulnerability in Progress Software's MOVEit software, which was exploited between May 28, 2023, and May 31, 2023. The breach affected four Maine residents, exposing their names and financial account numbers or Social Security numbers. Stockman Bank is offering affected individuals a complimentary one-year membership to credit monitoring and identity theft protection services.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
NamesFinancial account numbersSocial Security numbersIdentity Theft Risk: HighPayment Information Risk: High
DATA BREACH
NamesFinancial account numbersSocial Security numbersSensitivity Of Data: HighPersonally Identifiable Information: Yes

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