Is Transportadora de Gas del Sur S.A. (TGS) Undervalued? Valuation & Fair Price
At $26.62, 3 of the 4 frameworks would pass on Transportadora de Gas del Sur S.A. today — Peter Lynch rates it Buy and Warren Buffett, Benjamin Graham, and Phil Town (Rule #1) rate it Avoid. Each model calculates its own fair value and margin of safety; create a free account to see the exact buy price behind every verdict.
Transportadora de Gas del Sur S.A.
TGSEnergy · Oil & Gas Integrated · NYSE
$26.62
P/E 12.2×
Transportadora de Gas del Sur S.A. (TGS) is an Argentine enterprise specializing in the transit of natural gas and the extraction and distribution of natural gas liquids. The company's activities are organized across four primary divisions. Its Natural Gas Transportation division oversees a substantial 5,769-mile pipeline system, through which it delivers natural gas to utility providers, power plants, and industrial clients. This segment also handles the ongoing operation and upkeep of its gas transmission facilities. The Liquids Production and Commercialization unit focuses on manufacturing and marketing various natural gas liquids, including ethane, liquefied petroleum gas (LPG), natural gasoline, propane, and butane, serving both domestic and international markets. The Other Services segment provides a suite of intermediate processing functions, such as the purification, separation, and decontamination of natural gas streams, alongside gas compression services. Furthermore, this division is involved in the construction, operation, and maintenance of pipelines and compressor stations, and generates steam for power generation. Lastly, the Telecommunications segment offers communication services, leveraging a sophisticated network that includes a digital microwave system with synchronous digital hierarchy (SDH) technology, as well as a dark fiber optic infrastructure. As of December 31, 2021, TGS had extended its services to approximately 6.2 million final consumers, encompassing residential, commercial, industrial, and electricity generation sectors. Founded in 1992 and headquartered in Buenos Aires, Argentina, Transportadora de Gas del Sur S.A. operates as a subsidiary of Compañía de Inversiones de Energía S.A.
Investor scorecard
How the four investors rate Transportadora de Gas del Sur S.A.
3 of 4 frameworks urge caution
Investor model analysis
Details lockedAt $26.62, 3 of 4 frameworks say Avoid
Intrinsic Value (DCF)
Warren Buffett's valuation model · select an investor above to switch
Intrinsic Value
Locked — upgrade to viewBuy Below
Locked — upgrade to viewStrong Buy
Locked — upgrade to viewMargin of Safety
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Insider & congress activity
Are insiders buying TGS?
Over recent SEC Form 4 filings, TGS insiders bought $137K and sold $0 of stock across 1 open-market trade. Insiders sell for many reasons, but they buy for one.
| Insider | Action | Shares | Value | Date |
|---|---|---|---|---|
| Fallo Luis Albertodirector | Buy | 4,680 | $137K | Jun 9, 2026 |
Source: SEC Form 4 filings. Open-market buys & sells only. Not investment advice.
See the interactive insider chart & every tradeScenario analysis
Bear, base & bull
Three growth assumptions, three fair values — and where today's price lands
What's working
Key strengths
Identified by Buffett framework analysis
Company financials
5-Year Financials
Income statement highlights — annual, USD
| Metric | 2025 | 2024 | 2023 | 2022 | 2021 |
|---|---|---|---|---|---|
| Revenue | $1.3B | $789M | $633M | $706M | $345M |
| Rev. Growth | +64.8% | +24.7% | -10.3% | +104.9% | — |
| Net Income | $321M | $242M | $33M | $143M | $83M |
| Net Margin | 24.7% | 30.7% | 5.3% | 20.3% | 24.1% |
| EPS (Diluted) | $2.13 | $1.61 | $0.10 | $0.14 | $0.09 |
| Free Cash Flow | Locked — upgrade to view | Locked — upgrade to view | Locked — upgrade to view | Locked — upgrade to view | Locked — upgrade to view |
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Educational Use Only · Not Financial Advice
Analysis, scores, valuations, and buy zones are derived from publicly documented investor frameworks (Buffett, Lynch, Benjamin Graham, Phil Town) for learning purposes only. They are not recommendations from licensed financial advisors. Past performance does not guarantee future results. Prices may be delayed up to 15 minutes. Always conduct your own research before making any investment decisions.