Compare · ATI vs GGB
ATI vs GGB
Side-by-side comparison of ATI Inc. (ATI) and Gerdau S.A. (GGB): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both ATI and GGB operate in Steel/Iron Ore (Industrials), so they compete in similar markets.
- ATI is the larger of the two at $25.78B, about 2.6x GGB ($9.99B).
- Over the past year, ATI is up 131.2% and GGB is up 50.9% - ATI leads by 80.3 points.
- ATI has been more active in the news (3 items in the past 4 weeks vs 2 for GGB).
- ATI has more recent analyst coverage (25 ratings vs 12 for GGB).
- Company
- ATI Inc.
- Gerdau S.A.
- Price
- $185.71-1.90%
- $5.03-0.30%
- Market cap
- $25.78B
- $9.99B
- 1M return
- +1.06%
- -1.28%
- 1Y return
- +131.16%
- +50.90%
- Industry
- Steel/Iron Ore
- Steel/Iron Ore
- Exchange
- NYSE
- NYSE
- IPO
- News (4w)
- 3
- 2
- Recent ratings
- 25
- 12
ATI Inc.
Allegheny Technologies Incorporated manufactures and sells specialty materials and components worldwide. The company operates in two segments, High Performance Materials & Components and Advanced Alloys & Solutions. The company produces high performance materials, including titanium and titanium-based alloys; nickel-and cobalt-based alloys and superalloys; zirconium and related alloys, such as hafnium and niobium; powder alloys; and other specialty materials in long product forms of ingots, billets, bars, rods, wires, and shapes and rectangles, as well as seamless tubes, plus precision forgings, castings, components, and machined parts to the aerospace and defense, medical, oil and gas, and electrical energy markets. It also provides stainless steel, nickel-based alloys, specialty alloys, and titanium and titanium-based alloys in various product forms, including plate, sheet, and precision rolled strip products to various markets, such as chemical and hydrocarbon processing,. Allegheny Technologies Incorporated was founded in 1960 and is based in Pittsburgh, Pennsylvania.
Gerdau S.A.
Gerdau S.A. provides steel products and services. It operates through four segments: Brazil Business, North America Business, South America Business, and Special Steel Business. The company offers semi-finished products, including billets, blooms, and slabs; common long rolled products, such as rebars, wire rods, merchant bars, light shapes, and profiles to the construction and manufacturing industries; finished industrial products, including commercial rolled-steel bars, and light profiles and wires; agricultural products that include stakes and smooth wire products; and drawn products comprises barbed and barbless fence wires, galvanized wires, fences, concrete reinforcing wire meshes, nails, and clamps. It also produces special steel products used in auto parts, light and heavy vehicles, and agricultural machinery, as well as the oil and gas, wind energy, machinery and equipment, mining and rail, and other markets. In addition, the company offers flat products, including hot rolled coils and heavy plates; and resells flat steel products, as well as mines and produces iron ore. It sells its products through independent distributors, direct sales from the mills, and its retail network. The company was founded in 1901 and is based in Sao Paulo, Brazil. Gerdau S.A. is a subsidiary of Metalúrgica Gerdau S.A.
Latest ATI
- ATI Announces Webcast for Third Quarter 2026 Results
- ATI to host Investor Day on November 12, 2026
- Senior VP and CDIO Harris Timothy J sold $1,726,380 worth of shares (9,000 units at $191.82) as part of a pre-agreed trading plan, decreasing direct ownership by 9% to 88,187 units (SEC Form 4)
- The Tungsten Squeeze Has Reached the Companies That Buy It
- Senior VP and CDIO Harris Timothy J sold $3,185,490 worth of shares (16,500 units at $193.06) as part of a pre-agreed trading plan, decreasing direct ownership by 15% to 97,187 units (SEC Form 4)
- ATI CEO to speak at Morgan Stanley 14th Annual Laguna Conference
- SEC Form 144 filed by ATI Inc.
- Senior VP and CDIO Harris Timothy J sold $3,424,410 worth of shares (16,500 units at $207.54) as part of a pre-agreed trading plan, decreasing direct ownership by 13% to 113,687 units (SEC Form 4)
- Senior VP and CDIO Harris Timothy J sold $3,465,165 worth of shares (16,500 units at $210.01) as part of a pre-agreed trading plan, decreasing direct ownership by 11% to 130,187 units (SEC Form 4)
- Bloomberg 500 (B500) Index Adds Ten Securities Following September Reconstitution
Latest GGB
- Vice-Chairman of Board Johannpeter Claudio sold $422,899 worth of Preferred shares (85,607 units at $4.94), closing all direct ownership in the company (SEC Form 4)
- Executive Vice President Lopes Rafael Gamboa sold $263,662 worth of Preferred shares (51,800 units at $5.09), decreasing direct ownership by 38% to 83,399 units (SEC Form 4)
- SEC Form 6-K filed by Gerdau S.A.
- SEC Form 4 filed by Executive Vice President Wahrhaftig Marcos Eduardo Faraco
- Amendment: New insider De Franca Gustavo Silva claimed ownership of 37,511 units of Preferred shares (SEC Form 3)
- Gerdau S.A. downgraded by HSBC Securities
- Gerdau S.A. downgraded by BofA Securities with a new price target
- Senior Management Mattiello Marcos Zilles sold $53,078 worth of Preferred shares (10,387 units at $5.11), closing all direct ownership in the company (SEC Form 4)
- Amendment: New insider Mattiello Marcos Zilles claimed ownership of 19,384 units of Preferred shares (SEC Form 3)
- Chairman of Board of Directors Johannpeter Andre Bier Gerdau sold $490,048 worth of Preferred shares (99,200 units at $4.94), decreasing direct ownership by 29% to 247,380 units (SEC Form 4)