Published Wednesday, March 26, 2026 — Post-Market | mercados.lat
Wall Street delivered a mixed but broadly constructive session on Wednesday, March 26, 2026, as the S&P 500 edged higher amid a pronounced divergence within the Magnificent Seven and strong outperformance in Latin American markets. The VIX fell over 6% — a meaningful signal that near-term fear is dissipating — even as Alphabet and Microsoft weighed on the Nasdaq. Energy names and commodity-linked LatAm ADRs were among the day’s clearest winners.
U.S. Equity Indices: Modest Gains, Mixed Internals
| Index | Close | Change |
|---|---|---|
| S&P 500 | 6,591.90 | +0.17% |
| Dow Jones Industrial Average | 46,429.49 | +0.48% |
| Nasdaq Composite | 21,929.83 | −0.08% |
| Russell 2000 | 2,536.38 | +1.69% |
| VIX (Fear Index) | 25.33 | −6.01% |
The headline story of the session was the VIX’s 6% decline to 25.33 — the sharpest single-day compression in over a week. This unwinding of fear-premium reflects improving confidence that the geopolitical backdrop, while still elevated, is not deteriorating further. The S&P 500’s slim gain masked a significant internal divergence: the equal-weighted index and small-cap Russell 2000 (+1.69%) both outperformed, suggesting genuine breadth beneath the surface even as large-cap tech dragged the Nasdaq slightly into the red.
The Dow Jones Industrial Average’s +0.48% advance was led by its more value-oriented components, while the Russell 2000’s outsized gain signals that investors are rotating into cyclical and domestically-oriented small-cap names — a risk-appetite signal worth monitoring.
The Magnificent Seven: Sharp Divergence
| Company | Ticker | Close | Change |
|---|---|---|---|
| NVIDIA | NVDA | $178.68 | +1.73% |
| Tesla | TSLA | $385.95 | +1.34% |
| Amazon | AMZN | $211.71 | +0.75% |
| Apple | AAPL | $252.62 | +0.45% |
| Meta Platforms | META | $594.89 | −1.52% |
| Microsoft | MSFT | $371.04 | −3.12% |
| Alphabet | GOOGL | $290.93 | −3.68% |
NVIDIA (+1.73%) led the group, extending its recovery as AI infrastructure demand narratives continue to dominate institutional sentiment. Tesla (+1.34%) bounced after recent weakness. On the downside, Alphabet (−3.68%) and Microsoft (−3.12%) were the session’s heaviest drags — both names face ongoing concerns about AI monetization timelines and competitive pressure in cloud services. Meta’s −1.52% decline came despite no major headline catalyst, reflecting broader profit-taking in the social media giant after a strong recent run.
Latin America: Strong Broad-Based Gains
ETFs and Indices
| Instrument | Close | Change |
|---|---|---|
| iShares MSCI Brazil (EWZ) | $37.54 | +1.87% |
| iShares MSCI Mexico (EWW) | $75.16 | +5.71% |
| Global X MSCI Argentina (ARGT) | $89.14 | +2.15% |
Latin America was unambiguously the region’s outperformer on Wednesday. Mexico’s EWW surged +5.71% — an exceptional single-session move that reflects a combination of peso strength, nearshoring momentum, and a relief rally tied to easing U.S.-Mexico trade tensions. Brazil’s EWZ rose nearly 2%, supported by a stronger real (USD/BRL at 5.23, +0.14% for the real) and broad gains in energy and mining. Argentina’s ARGT advanced 2.15% as domestic sentiment continues to improve on fiscal consolidation progress.
Key LatAm ADRs
| Company | Ticker | Close | Change |
|---|---|---|---|
| YPF S.A. | YPF | $43.18 | +4.78% |
| SQM (Sociedad Química) | SQM | $79.16 | +5.00% |
| Petrobras | PBR | $19.82 | +2.85% |
| Vale S.A. | VALE | $15.14 | +2.37% |
| Grupo Financiero Galicia | GGAL | $45.36 | −0.20% |
| MercadoLibre | MELI | $1,639.47 | −1.60% |
| Nubank | NU | $14.32 | −2.45% |
YPF (+4.78%) surged as Argentine energy assets benefited from a combination of higher oil prices and improving domestic macro confidence. SQM (+5.00%) was the standout performer across all LatAm names, with the Chilean lithium and fertilizer giant rallying on renewed demand optimism from Chinese EV manufacturers and a more constructive outlook for global fertilizer markets. Petrobras (+2.85%) and Vale (+2.37%) both extended recent gains, tracking higher commodity prices. On the negative side, MercadoLibre (−1.60%) and Nubank (−2.45%) gave back ground after recent strength — both names remain in structurally constructive trends despite today’s pullback.
Commodities and Macro
| Asset | Level | Change |
|---|---|---|
| WTI Crude Oil | $90.97/bbl | −1.49% |
| Gold (spot) | $4,490.60/oz | +2.08% |
| Bitcoin | $71,204 | +0.97% |
| U.S. Dollar Index (DXY) | 99.63 | +0.20% |
| USD/BRL | 5.23 | BRL +0.14% |
| USD/MXN | 17.78 | MXN +0.03% |
Oil slipped −1.49% to $90.97/bbl as ceasefire signals from the Iran conflict reduced supply-disruption premiums. Gold rebounded sharply +2.08% to $4,490/oz — a notable recovery from yesterday’s weakness, as safe-haven demand reasserted itself alongside renewed inflation concerns. Bitcoin held above $71,000, continuing to track risk-on sentiment across asset classes. The Dollar Index firmed modestly to 99.63, partially capping LatAm currency gains.
Key Themes
1. Mexico’s Exceptional Session
EWW’s +5.71% gain deserves special attention. This magnitude of single-session outperformance typically reflects a specific catalyst — in this case, a combination of peso appreciation, easing U.S. tariff rhetoric, and the continued buildup of nearshoring momentum that is fundamentally reshaping Mexico’s industrial base. Investors monitoring LatAm exposure should treat today’s move as both a tactical opportunity and a structural confirmation.
2. Big Tech’s Internal Fracture
The 3–4% declines in Alphabet and Microsoft against gains in NVIDIA and Tesla illustrate the ongoing rotation within mega-cap technology. The AI infrastructure play (NVIDIA, Tesla’s autonomous systems) is separating from the AI application layer (Google Search, Azure Copilot). This divergence is likely to persist as investors demand clearer evidence of AI revenue conversion from platform companies.
3. Volatility Normalization in Progress
The VIX at 25.33 — down from recent highs above 27 — suggests the market is in the early stages of a volatility normalization cycle. A sustained move below 22 would signal a return to risk-on positioning; conversely, a rebound toward 28–30 would indicate the geopolitical premium is reasserting itself.
Looking Ahead
Thursday’s session will be shaped by U.S. GDP revision data, further developments in Iran ceasefire negotiations, and the continued implications of Wednesday’s tech sector divergence. For LatAm markets, Mexico’s follow-through after today’s exceptional session will be the key variable to watch. Any further Hormuz de-escalation signals would provide additional support for the region’s energy exporters.
All prices reflect confirmed closing values. This article is for informational and educational purposes only and does not constitute investment advice. mercados.lat | Professional Market Intelligence for Latin America.
