Risk Sleuth
STLD · 10-K filed 27 Feb 2026 · year to 31 Dec 2025

Steel Dynamics

27 named things its latest annual report says its results depend on, each in the company's own words. 15 of them are also named by other companies we've read.

Customers

Non-residential construction (steel joist and deck)

earns from · approximately one-third of the total domestic steel joist and deck market
We maintain approximately one-third of the total domestic steel joist and deck market for bookings, representing approximately 2.1 million tons, 1.7 million tons, and 1.8 million tons during 2025, 2024, and 2023, respectively.Business (Item 1)

Also named by AYI, FAST

Beverage can industry

earns from · approximately 45% can sheet
Once the recycled aluminum flat rolled products mill reaches full production, we anticipate our aluminum operations product mix will consist of approximately 45% can sheet, 35% automotive, and 20% common alloy and industrial applications.Business (Item 1)

Construction industry

earns fromnamed as a risk
We compete in numerous industry sections, most significantly tied to the construction, automotive, and other manufacturing sectors.Business (Item 1)

Also named by CINF, GGG, LII, MGRC, RLI

Aluminum operations customers

concentrated innamed as a risk
We have a relatively concentrated group of aluminum customers.Risk factors (Item 1A)

Class I railroads

earns from
Our state-of-the art heat treating system allows us to produce high quality premium rail, which has been certified by all Class I railroads.Business (Item 1)

Also named by CF, CTOS

Other companies

Base metal financial contracts

exposed to its price · $56.0 millionnamed as a risk
At December 31, 2025, we had a cumulative unrealized loss associated with these financial contracts of $56.0 million, substantially all of which have settlement dates in 2026.Market risk (Item 7A)

Steel imports into the United States

competes withnamed as a risk
Excessive imports of steel and steel products, into the United States, may exert downward pressure on United States steel and steel products prices, which adversely affects our business, results of operations, financial condition and cash flows.Risk factors (Item 1A)

Sinton Flat Roll Division

exposed to its pricenamed as a risk
Our Sinton Flat Roll Division purchases electricity at current market prices.Business (Item 1)

New Process Steel, L.P.

Through United Steel Supply (“USS”) and New Process Steel, L.P. (“NPS”) (acquired December 1, 2025), we also have distribution and processing of metallic coated and pre-painted products.Business (Item 1)

Competitors

Integrated blast furnace steel producers

competes withnamed as a risk
Moreover, some of our integrated steel producer competitors are not as dependent as we are on ferrous scrap as a part of their raw material melt mix, which, during periods of high scrap costs relative to the cost of blast furnace iron used by the integrated producers, give them a raw material cost advantage over EAF mills.Risk factors (Item 1A)

Places

Columbus, Mississippi

operates in · 650,000-metric-ton
Our aluminum operations consist of a 650,000-metric-ton recycled aluminum flat rolled products mill in Columbus, Mississippi; two 150,000-metric-ton satellite recycled aluminum slab centers, one in Central Mexico and one under construction in the Southwest U.S.; and an ancillary recycled aluminum deox-rod facility.Business (Item 1)

Also named by PCAR

China

competes withnamed as a risk
The global steelmaking overcapacity is exacerbated by Chinese steel production capacity that far exceeds that country’s demand and has made China a major global exporter of steel, resulting in weakened global steel pricing than otherwise would be expected.Risk factors (Item 1A)

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

Mexico

operates in
Our Columbus and Sinton Flat Roll Divisions enable us to capitalize on industrial markets in the Southern United States and Mexico and to further expand our customer base for painted products, line pipe, and other pipe applications.Business (Item 1)

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

Hazards

Shredder residue

subject tonamed as a risk
If laws or regulations or the interpretation of the laws or regulations change with regard to EAF dust or shredder residue or other by-products created by our operations, we may incur significant additional expenditures.Risk factors (Item 1A)

Commodities and inputs

Electricity

exposed to its price · approximately 4% of steel production costs of goods soldnamed as a risk
Electricity is a significant input required in our EAF steel operations, representing approximately 4% of steel production costs of goods sold in 2025, 2024, and 2023.Business (Item 1)

Also named by AA, AESI, APD, APLD, ATI, ATO, BA, BMNR and 22 more

Ferrous scrap

exposed to its price · more than 80% of the metallic melt mixnamed as a risk
Recycled ferrous scrap typically comprises more than 80% of the metallic melt mix in EAF steelmaking, in contrast to integrated mill steelmaking, where the proportion of scrap has traditionally been approximately 25% to 35%.Business (Item 1)

Also named by TKR

Pig iron, DRI and HBI

depends on · approximately 13% of the tons in 2025named as a risk
During 2025, 2024, and 2023 we consumed 13.0 million tons of metallic materials in our steelmaking furnaces, of which iron units other than scrap represented approximately 13% of the tons in 2025, and 15% of the tons in 2024 and 2023.Business (Item 1)

Biocarbon / anthracite

depends on · as much as a 35% reduction
We plan to use this biocarbon as a renewable replacement for anthracite in our steelmaking operations, which could result in as much as a 35% reduction in our steel mills’ Scope 1 GHG absolute emissions.Business (Item 1)

Natural gas

exposed to its pricenamed as a risk
As large consumers of electricity and natural gas, we must have dependable delivery in order to operate.Risk factors (Item 1A)

Also named by AA, ADM, AEE, AEP, AES, AESI, AGX, ALB and 132 more

Zinc

exposed to its pricenamed as a risk
Steel and aluminum producers require large amounts of raw materials, including ferrous and aluminum scrap metal and scrap substitute products such as pig iron and pelletized iron, and other supplies such as zinc, graphite electrodes and ferroalloys.Risk factors (Item 1A)

Also named by CDE, FBIN, HL, HLMN, JBI, LFUS, LNN, MAS and 6 more

Aluminum scrap

exposed to its pricenamed as a risk
Additionally, the construction of any new aluminum flat rolled products mills may also lead to increased demand in aluminum scrap possibly resulting in higher aluminum scrap prices.Risk factors (Item 1A)

Regulators

U.S. Environmental Protection Agency (EPA)

subject tonamed as a risk
We have received notices from the United States EPA, state agencies and third parties that we have been identified as potentially responsible for the costs of investigating and cleaning up a number of disposal sites.Risk factors (Item 1A)

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

Laws and programs

CERCLA (Superfund)

subject tonamed as a risk
However, we cannot assure that, even if there has been no fault by us, we may not still be cited as a hazardous substances generator by reason of an environmental cleanup at one of our facilities or a site to which our by-products were transported.Business (Item 1)

Also named by AA, AAOI, ALB, AN, APD, APLD, ATI, AWK and 27 more

Resource Conservation and Recovery Act (RCRA)

subject tonamed as a risk
Some of these materials, for example EAF dust, may be categorized as hazardous waste, requiring special handling for disposal or for the recovery of metallics.Business (Item 1)

Also named by AN, CDE, CLH, CTAS, ESI, HL, LB, MLM and 7 more

Clean Air Act

subject tonamed as a risk
The Clean Air Act and analogous state and local laws require many of our facilities to obtain and maintain air permits in order to operate.Business (Item 1)

Also named by AEE, CTAS, CWST, EMN, FIX, HESM, KGS, NOC and 6 more

Clean Water Act

subject tonamed as a risk
These legal provisions can also require new or expanded water treatment investments to be made and can limit or even prohibit certain current or planned activities at our operations.Business (Item 1)

Also named by CLH, CNX, CTAS, DC, ELS, EQT, HL, WTTR and 2 more

U.S. steel import tariffs, duties and quotas

subject tonamed as a risk
Should current or new tariffs, duties or quotas expire or be relaxed, repealed or circumvented by importers of steel and steel products, or should trade agreements be renegotiated, downward pressure may be exerted on United States steel and steel products prices, which may adversely affect our steel business, results of operations, financial condition and cash flows.Risk factors (Item 1A)