Risk Sleuth
UNP · 10-K filed 6 Feb 2026 · year to 31 Dec 2025

Union Pacific

24 named things its latest annual report says its results depend on, each in the company's own words. 20 of them are also named by other companies we've read.

Suppliers

Locomotives

depends on · two domestic suppliersnamed as a risk
Therefore, if any of our two domestic suppliers of locomotives discontinues manufacturing locomotives, supplying parts, or providing maintenance for any reason, including bankruptcy or insolvency or the inability to manufacture locomotives that meet efficiency or regulatory emissions standards, we could experience significant cost increases and reduced availability of the locomotives that are necessary for our operations.Risk factors (Item 1A)

Other companies

Norfolk Southern

$2.5 billionnamed as a risk
In some circumstances, upon termination of the merger agreement in connection with an alternative proposal, we may be required to pay a termination fee of $2.5 billion to Norfolk Southern.Risk factors (Item 1A)

Also named by HCC

Competitors

BNSF Railway Company (BNSF)

competes withnamed as a risk
Its primary subsidiary, BNSF Railway Company (BNSF), operates parallel routes in many of our main traffic corridors.Risk factors (Item 1A)

Also named by JBHT

Barges (inland and Gulf Coast waterways)

competes withnamed as a risk
Because of the proximity of our routes to major inland and Gulf Coast waterways, barges can be particularly competitive, especially for grain and bulk commodities in certain areas where we operate.Risk factors (Item 1A)

Places

West Coast ports

concentrated in · 30%
International business consists of import and export traffic moving in 20 or 40-foot shipping containers, that mainly pass through West Coast ports, destined for one of the Company's many inland intermodal terminals.Business (Item 1)

Also named by HAS, M

Mexico

earns fromnamed as a risk
Significant and sustained interruptions of trade with Mexico, Canada, or countries in Southeast Asia, including China, could adversely affect customers and other entities that, directly or indirectly, purchase or rely on rail transportation services in the U.S. as part of their operations, and any such interruptions, including international armed conflicts, such as the Russia-Ukraine and Israel-Hamas wars, could have a material adverse effect on our results of operations, financial condition, and liquidity.Risk factors (Item 1A)

Also named by AAP, AME, AMRC, ANET, AOS, ARES, AYI, AZO and 83 more

Canada

earns fromnamed as a risk
Significant and sustained interruptions of trade with Mexico, Canada, or countries in Southeast Asia, including China, could adversely affect customers and other entities that, directly or indirectly, purchase or rely on rail transportation services in the U.S. as part of their operations, and any such interruptions, including international armed conflicts, such as the Russia-Ukraine and Israel-Hamas wars, could have a material adverse effect on our results of operations, financial condition, and liquidity.Risk factors (Item 1A)

Also named by AAP, AJG, ALL, AMRC, AOS, ARE, BBY, BF/B and 97 more

China

earns fromnamed as a risk
Significant and sustained interruptions of trade with Mexico, Canada, or countries in Southeast Asia, including China, could adversely affect customers and other entities that, directly or indirectly, purchase or rely on rail transportation services in the U.S. as part of their operations, and any such interruptions, including international armed conflicts, such as the Russia-Ukraine and Israel-Hamas wars, could have a material adverse effect on our results of operations, financial condition, and liquidity.Risk factors (Item 1A)

Also named by A, AA, AAOI, AAP, AAPL, AB, ADI, AEHR and 261 more

Powder River Basin (Wyoming)

concentrated in
Coal traffic originating in the Powder River Basin (PRB) area of Wyoming is the largest portion of the Railroad’s coal business.Business (Item 1)

Also named by BKH, BTU, DVN, EVRG, OKE, WES

Hazards

Hazardous materials (crude oil, ethanol, chlorine)

named as a risk
We transport certain hazardous materials and other materials, including crude oil, ethanol, and toxic inhalation hazard (TIH) materials, such as chlorine, that pose certain risks in the event of a release or combustion.Risk factors (Item 1A)

Also named by CP

Commodities and inputs

Grain

earns from · 33% of our freight revenues
In 2025, this group generated 33% of our freight revenues.Business (Item 1)

Also named by CP, POST, TSCO

Diesel fuel

exposed to its pricenamed as a risk
Diesel fuel prices can be subject to dramatic fluctuations, and significant price increases could have a material adverse effect on our operating results.Risk factors (Item 1A)

Also named by ADM, BLDR, BTU, CAH, CHD, CHRW, COST, CP and 43 more

Coal

earns fromnamed as a risk
Alternatively, lower fuel prices could have a negative impact on certain commodities we transport, such as coal and domestic drilling-related shipments, which could have a material adverse effect on our results of operations, financial condition, and liquidity.Risk factors (Item 1A)

Also named by AA, AEE, AEP, AES, ARLP, BKH, BRK/B, CNP and 19 more

Steel rail

depends onnamed as a risk
Additionally, we utilize a limited number of steel producers that meet our rail specifications.Risk factors (Item 1A)

Regulators

Surface Transportation Board (STB)

subject tonamed as a risk
In January 2026, the STB announced its finding that the major merger application filed by the Company and Norfolk Southern was incomplete, as a result of which the STB rejected the application without prejudice.Risk factors (Item 1A)

Also named by BRK/B, CP, CSX, L, NSC, SUN, SUNC

Environmental Protection Agency (EPA)

subject to
The statutes and regulations are administered and monitored by the Environmental Protection Agency (EPA) and by various state environmental agencies, such as the California Air Resources Board (CARB) and the Texas Commission on Environmental Quality (TCEQ), among others.Business (Item 1)

Also named by AAON, AAP, ALSN, AMRC, APA, APD, APG, AROC and 78 more

Transportation Security Administration (TSA)

subject to
In compliance with TSA regulations established in 2022, we designated a Cybersecurity Coordinator to oversee our cybersecurity initiatives and report required incidents to the CISA.Business (Item 1)

Also named by ALK, BKH, CHRW, CP, CSX, DAL, EXC, EXPD and 13 more

Federal Railroad Administration (FRA)

subject to
The operations of the Railroad are subject to the regulations of the FRA and other federal and state agencies as well as the regulatory jurisdiction of the Surface Transportation Board (STB).Business (Item 1)

Also named by CP, CSX, FCNCA, HESM, NSC, WAB

Laws and programs

Railway Labor Act (RLA)

subject to · approximately 83% of our workforce
Union Pacific works with 13 major rail unions, representing approximately 83% of our workforce.Business (Item 1)

Also named by ALK, CSX, DAL, FDX, LUV, UAL

United States-Mexico-Canada Agreement (USMCA)

subject tonamed as a risk
Any one or more of the following could cause a significant and sustained interruption of trade with Mexico, Canada, or countries in Southeast Asia: (a) a deterioration of security for international trade and businesses; (b) the adverse impact of new laws, rules, and regulations or the interpretation or enforcement of laws, rules, and regulations by government entities, courts, or regulatory bodies, including the United States-Mexico-Canada Agreement (USMCA) or other international trade agreements; (c) actions of taxing authorities that affect our customers doing business in or with foreign countries; (d) any significant adverse economic developments, such as extended periods of high inflation, material disruptions in the banking sector or in the capital markets of these foreign countries, and significant changes in the valuation of the currencies of these foreign countries that could materially affect the cost or value of imports or exports; (e) shifts in patterns of international trade, including as a result of changes to international trade agreements or policies, that adversely affect import and export markets; (f) a material reduction in foreign direct investment in these countries; and (g) public health crises, including the outbreak of pandemic or contagious disease, such as the coronavirus and its variant strains (COVID).Risk factors (Item 1A)

Also named by AYI, BMI, BWA, CLF, CMI, CP, CW, DCH and 29 more

U.S. import tariffs

subject tonamed as a risk
Incremental import tariffs adversely affected demand for our services and increased our costs for purchased goods and services during fiscal year 2025 and may continue to do so in 2026.Risk factors (Item 1A)

Also named by AOS, APLD, BJ, BMI, CAVA, CVLG, CVS, DKS and 18 more

Receivables Facility

depends onnamed as a risk
A significant deterioration of our financial condition could result in a reduction of our credit rating to below investment grade, which could restrict us from utilizing our current receivables securitization facility (Receivables Facility).Risk factors (Item 1A)

Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)

subject to
The primary laws affecting our operations are the Resource Conservation and Recovery Act, regulating the management and disposal of solid and hazardous wastes; the Comprehensive Environmental Response, Compensation, and Liability Act, regulating the cleanup of contaminated properties; the Clean Air Act, regulating air emissions; and the Clean Water Act, regulating wastewater discharges.Business (Item 1)

Also named by ALSN, AME, BRK/B, BWA, CLH, CMI, DD, GIS and 10 more

Technology

Positive Train Control (PTC)

depends onnamed as a risk
If we do not have sufficient capital or do not deploy sufficient capital in a timely manner to acquire, develop, or implement new technology or maintain or upgrade current systems, such as Positive Train Control (PTC), NetControl, or the latest version of our transportation control systems, we may suffer a rail service outage or competitive disadvantage within the rail industry and with companies providing other modes of transportation service, which could have a material adverse effect on our results of operations, financial condition, and liquidity.Risk factors (Item 1A)

Also named by WAB