Skip to Content
Get 14 Days Free
Sign Up
Sign In
Sign In
Learn
Start Investing
Investing Classroom
Investing Glossary
Plan
Tax Planning
Personal Finance
Save for College
Save for Retirement
Invest in Retirement
Research
Mutual Funds
Stocks
ETFs
Bonds
Best Investments
Portfolio
Markets
Investing
Learn
Start Investing
Investing Classroom
Investing Glossary
Plan
Tax Planning
Personal Finance
Save for College
Save for Retirement
Invest in Retirement
Research
Mutual Funds
Stocks
ETFs
Bonds
Best Investments
Portfolio
Markets
For Professionals
Research & Insights
Morningstar Blog
Featured Reports
Morningstar Magazine
The Investor Success Project
Morningstar Investment Conference
ESG Investing
Licensed Research
Software & Data Services
Morningstar Direct
Morningstar Office Cloud
Morningstar Advisor Workstation
Morningstar Data
PitchBook
Morningstar Enterprise Components
Money Management
Morningstar Retirement Manager
Morningstar Managed Portfolios
Morningstar Indexes
All Products & Services
Company
Who We Are
Work Here
Newsroom
Investor Relations
Global Contacts
Tenaris SA
TNRSF
Morningstar Rating
Rating as of
Nov 18, 2019
Quote
Stock Analysis
News
Price vs Fair Value
Trailing Returns
Financials
Valuation
Operating Performance
Dividends
Ownership
Executive
Sponsor Center
