TIM S.A. (TIMB) Stock Price & How to Invest

TIM S.A. (NYSE: TIMB) is the Brazilian mobile operator formerly known as TIM Participacoes, controlled by Telecom Italia, and it is the third-largest wireless carrier in Brazil with roughly 62 million subscribers and about a 23% market share behind Vivo (Telefonica Brasil) and Claro (America Movil). The company runs a nationwide mobile network with expanding 4G and 5G coverage, is growing its postpaid and B2B businesses, and is pushing into adjacent digital services through fiber (I-Systems), fintech partnerships (a tie-up with PicPay's roughly 67 million accounts), and enterprise IT and AI (the V8.Tech acquisition). Its shares trade in the US as ADRs alongside the local TIMS3 listing on the B3 exchange in Sao Paulo.

The investment picture is that of a mature, defensive telecom rather than a growth story. In the first quarter of 2026 TIM reported net revenue of about R$6.8 billion (up roughly 6.5% year over year) with net income near R$820 million and EBITDA-after-lease growth around 7.8%, driven by postpaid mix improvement and cost discipline. The second quarter followed the same pattern: net revenue of about R$6.9 billion rose ~5.5% year over year and net income was about R$970 million, but EPS again came in below consensus, the second straight miss after beats in the two prior quarters. The stock carries a modest earnings multiple (about 10.8 times trailing and 9 times forward earnings) and a dividend yield near 8.6%, which makes it attractive to income investors, but its returns in US dollars are heavily influenced by the Brazilian real, domestic interest rates, and the competitive intensity of a consolidated three-player mobile market. At $18.37 on October 16, 2026 the ADR was down about 8% year to date, about 14% over twelve months and about 18% over three months, close to the $17.14 bottom of its 52-week range and well below the $28.22 high, for a market value near $8.7 billion. Third-quarter results are due November 3, 2026, with consensus revenue of about R$7.0 billion.

The largest risk is currency: TIMB earns in Brazilian reais but reports ADR value in US dollars, so a weakening real can erase local-currency gains for US holders. Brazil's high interest rates and macro and political volatility add further uncertainty to valuation and demand. The mobile market is a consolidated three-player field (Vivo, Claro, TIM) where price competition and heavy spectrum and network capex pressure margins. Regulatory decisions, a controlling shareholder in Telecom Italia whose interests may not fully align with minority ADR holders, and the execution risk of newer fiber, fintech, and IT bets are additional concerns. The stock also missed EPS expectations in both Q1 and Q2 2026 while revenue kept growing, a sign of how sensitive profits are to costs and financial expenses. Trailing debt of about R$16.5 billion against R$4.5 billion of cash (including leases) adds rate sensitivity, and the shares have fallen roughly 18% in three months to near their 52-week low.

8 analysts publish price targets on TIMB, averaging $23.99 against a $18.67 price as of October 2026, or +28.5%. The published targets run from $21.40 to $28.50, a narrow spread, and the ratings split 2 buy, 6 hold, 0 sell. Over the last six months there have been 2 raises and 2 cuts among the published actions. A price target is what an analyst published on a date, not a prediction, and sell-side ratings skew positive across the whole market.

Read the full TIMB forecast and price target for the target table, the recent rating actions by firm, and how the consensus has shifted.

We give no verdict on TIM S.A.. Both cases are real, which is why the question is contested at all, so here is the strongest version of each.

The case for buying. Postpaid and mobile service revenue growth. TIM continues to shift subscribers from prepaid to higher-value postpaid plans, which lifted mobile service revenue around 5.6% and total service revenue about 6.5% year over year in Q1 2026. The most optimistic published target, $28.50, assumes this works close to its best case.

The case against. The largest risk is currency: TIMB earns in Brazilian reais but reports ADR value in US dollars, so a weakening real can erase local-currency gains for US holders. The most pessimistic target, $21.40, is roughly what TIMB is worth if this bites instead.

Read the full bull and bear case on TIMB, including what would have to change to break either one. Walnut is not an investment adviser.

No. TIM S.A. (TIMB) has not split its stock in the last 10 years. That is a statement about the window we check rather than about the company’s entire history, so an older split is possible. It also matters less than it once did: fractional shares mean a high price per share no longer keeps smaller investors out, which removed most of the practical reason to split.

A simple financial snapshot. These are approximations and refresh quarterly; for current figures see TIM S.A.'s investor relations page or your broker.

• Revenue (TTM): ~R$27.4B
• Revenue growth (Q2 2026, y/y): ~5.5%
• Operating / net margin: ~25% / ~16%
• Net income (TTM): ~R$4.3B
• P/E (trailing / forward): ~10.8x / ~9.0x
• Dividend yield: ~8.6% (payout ~88%)
• Market cap: ~$8.7B
• Q2 2026 net revenue: ~R$6.9B (up ~5.5% YoY)

At $18.37, TIMB trades near 10.8 times trailing and 9 times forward earnings with a dividend yield around 8.6%, cheaper than in mid-2026 after a ~18% three-month decline. Revenue growth is in the mid-single digits in local currency, and reported US-dollar figures depend heavily on the Brazilian real exchange rate. The eight analysts tracked by Yahoo Finance hold a consensus hold rating with a mean target near $24, above the current price, and expect 2027 EPS to grow about 15% after a flat 2026.

Other names that sit close to TIMB: same theme, named as a direct competitor, or held beside it in the same funds. Each entry says which. Worth a look if you are thinking about diversification within a thesis rather than concentration on one ticker.

There are three common ways to get TIMB exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic portfolio, so TIMB sits alongside other stocks that express the same thesis.

Walnut takes the portfolio route. Describe a thesis where TIMB fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.

New to this? Start with how to invest in stocks, see how to analyze a stock with AI, or compare the best AI stock analyzers.

TIMB is a cash-generative Brazilian mobile operator whose appeal rests on steady service-revenue growth, a dividend yielding about 8.6%, and a valuation near 11 times trailing earnings, offset by Brazil currency and macro risk.

Whether TIMB is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is TIMB a buy or a sell?, and where the stock could go from here in the TIMB stock forecast.

For income investors, whether TIMB pays a dividend and how the payout looks is covered in does TIMB pay a dividend? And to weigh TIMB against a peer, read the full side-by-side comparisons: TIMB vs VIV and TIMB vs AMX.