Argentina Markets: Merval & the Peso — September 15, 2026
Key Facts
- The Merval dipped 0.46% to 3,084,547 points, with financial heavyweights Grupo Galicia and Banco Macro leading the pullback.
- The peso barely budged closing at 1,508 per dollar, a marginal 0.07% strengthening that left the currency just 0.4% below its 52-week high.
- YPF bucked the trend rising 1.5% on the session’s heaviest turnover, a sign energy names still draw buyers on the Milei reform story.
- Country risk stayed near 500 after AI concerns rattled global tech, leaving Argentine assets caught between local reform hopes and external jitters.
- Turnover thinned out with the most-traded local names showing modest volumes, suggesting investors paused rather than panicked.
Today’s Focus
Argentina’s benchmark Merval index slipped 0.46% to 3,084,547 points on Monday, a mild pullback driven largely by banking shares. Grupo Galicia lost 2.3% and Banco Macro fell 0.9%, pulling the index lower even as energy names advanced.
The peso was effectively flat at 1,508 per dollar, easing 0.07% on the day. That leaves the currency just 0.4% below its 52-week high of 1,514 pesos per dollar, a sign the government’s crawl remains controlled.
YPF added 1.5% on the session’s heaviest turnover, about 2.2 million shares, while smaller energy play ECOG jumped 4.7%. The mix of falling banks and rising energy firms suggests money rotated within the local board rather than leaving it.
What matters today. The Merval’s dip was a rotation, not a rout — banks took profits while energy names carried the reform-trade flag.
01 The session in one read
Argentina’s Merval index — the Buenos Aires stock exchange’s benchmark, tracking leading local companies — closed down 0.46% at 3,084,547 points on Monday. The dip was shallow and uneven: banks took the hit while energy shares climbed.
The peso, meanwhile, was practically frozen. One US dollar bought 1,508 pesos at the close, a barely perceptible 0.07% improvement for the local currency from Friday.
What made the session interesting was the split personality underneath the headline number. Grupo Galicia (GGAL), one of Argentina’s largest private banks, dropped 2.3%, and Banco Macro (BMA) eased 0.9% — yet YPF, the state-linked oil and gas giant, rose 1.5%.
That rotation points to investors trimming winners in financials rather than abandoning the broader ‘Milei reform’ trade that has powered Argentine assets higher for much of the year.
The evidence points to targeted profit-taking in financials after a strong run, rather than a broad loss of faith in the Milei reform trade. Only two of the eight most-traded local names fell more than 2%, while energy and smaller industrials posted gains.
The variable to watch is whether country risk — hovering near 500 basis points — breaks decisively lower, which would likely revive bank shares and give the Merval its next leg up.
02 The day’s numbers
| Measure | Level | Change | Read |
|---|---|---|---|
| Merval | 3,084,547 | −0.46% | Banks dragged the board lower. |
| USD/ARS | 1,508 | −0.07% | Peso basically flat, near 52-week high. |
| 52-week range | 1,330–1,514 | — | Peso sits just 0.4% below its strongest level. |
| S&P 500 | 7,620 | −0.48% | US tech wobble spilled over. |
The Merval’s 0.46% decline looks modest, but it masks a wide gap between sectors. Financials, which have been among the loudest cheerleaders of President Javier Milei’s pro-market agenda, took a breather.
On the currency side, the peso’s stability at 1,508 per dollar matters more than it seems. That rate is just 0.4% away from the currency’s strongest point in a year, meaning the government’s slow-crawl depreciation policy is holding. Rio Times · Live Market Intelligence
Live Market IntelligenceArgentina — Live Market Board
Argentina — Live Market Board
Instrument Last Change YoY Prev. High Low Volume
MERVAL
2,848,945
—
-10.97%
2,859,051
—
—
—
USD/ARS
1,545
-0.03%
+8.82%
1,546
1,545
1,545
—
YPF
6,505
+0.46%
+15.44%
6,475
6,675
6,360
708,971
GGAL
4,950
-0.95%
-40.39%
4,998
5,140
4,933
548,462
PAMPA
4,290
+0.29%
-17.29%
4,278
4,390
4,235
351,604
TXAR
693.00
-1.28%
-19.41%
702.00
709.50
673.50
619,637
ALUAR
774.50
+0.58%
-29.51%
770.00
784.50
771.00
192,215
TGS
7,240
-0.55%
-17.93%
7,280
7,450
7,120
44,794
CEPU
1,678
+1.76%
-25.09%
1,649
1,678
1,600
129,716
MIRGOR
1,740
+0.00%
-92.00%
1,740
1,780
1,695
3,523
COME
31.18
+2.20%
-49.58%
30.51
31.40
30.76
3,810,293
LOMA NEGRA
2,978
+1.79%
-12.78%
2,925
3,003
2,853
34,896
BYMA
198.00
+0.00%
-32.82%
198.00
201.25
193.50
2,776,937
TELECOM ARG
3,340
-1.18%
-8.15%
3,380
3,490
3,293
11,295
GLOBANT
48.84
+3.02%
-22.36%
47.41
48.86
46.75
706,761
MERCADOLIBRE
1,490
-2.77%
-29.02%
1,533
1,523
1,470
584,446
03 Why it moved — the reform trade pauses
The Merval has been one of the world’s standout markets, riding investor enthusiasm for President Javier Milei’s deregulation and fiscal-discipline push. Monday showed that even the most popular trade needs oxygen.
A global wobble in technology shares — the S&P 500 fell 0.48% and the Nasdaq lost 0.56% — set a cautious tone. Argentine media reported that doubts about artificial-intelligence stocks had pushed the country’s risk premium back toward 500 basis points.
That country-risk measure is a gauge of how much extra yield investors demand to hold Argentine debt over US Treasuries. When it rises, local stocks often wobble because the whole reform story depends on confidence in Argentine creditworthiness.
Yet the damage was contained. Energy names like YPF and ECOG advanced, suggesting investors still want exposure to Argentine assets with real cash flows and export potential.
04 The day’s movers
| Driver | Level / Move | Change | Note |
|---|---|---|---|
| YPFD | $13m traded | +1.5% | State-linked oil major led the board. |
| ECOG | $1m traded | +4.7% | Biggest local gainer on thin volume. |
| TECO2 | — | +3.9% | Telecom Argentina rose. |
| GGAL | $8m traded | −2.3% | Grupo Galicia led bank pullback. |
| VALO | — | −2.3% | Banco de Valores tied for worst. |
| CEPU | $1m traded | −1.4% | Central Puerto fell on light trade. |
YPF was the session’s anchor, with about 2.2 million shares changing hands, the heaviest volume among local names, and a 1.5% gain. Smaller names ECPG and TECO2 posted the largest percentage rises, though their turnover was thin.
On the losing side, banks dominated. Grupo Galicia’s 2.3% drop on $8 million in volume set the tone, with Banco Macro (-0.9%) and Supervielle (-1.3%) following. The message: financials are consolidating after a strong run, not collapsing.
05 The regional scoreboard
| Index | Country | Change |
|---|---|---|
| Ibovespa | Brazil | −0.91% |
| IPC | Mexico | +0.46% |
| IPSA | Chile | +1.09% |
| COLCAP | Colombia | −0.06% |
| BVL Perú | Peru | −0.92% |
Argentina sat roughly in the middle of a mixed regional session. Chile’s IPSA index — the Santiago exchange benchmark — was the standout with a 1.09% gain, while Brazil’s Ibovespa fell 0.91% and Peru’s BVL lost 0.92%.
The wide dispersion suggests local factors, rather than one regional story, dominated. The live market board above carries the latest closes for all these indices.
06 The technical picture
The Merval’s 3,084,547 close sits just below recent highs near 3,103,465, a level that has acted as short-term resistance. A decisive break above that would signal the uptrend is intact.
On the currency side, the peso’s 52-week range runs from 1,330 to 1,514 per dollar. At 1,508, the peso is trading close to its strongest level — a sign the government has kept the official crawl tight.
For the Merval, the key technical level to watch is that 3.1-million-point zone. A push through it, backed by volume, would likely require banking shares to rejoin the rally.
07 What to watch
- Country risk: The premium near 500 basis points is the market’s anxiety gauge; a drop would revive banks and lift the Merval.
- YPF and energy: Sustained buying in energy names could mask weakness elsewhere and keep the index afloat.
- Bank consolidation: If Grupo Galicia and Banco Macro stabilise, the market’s rotation may be ending.
- Peso crawl: The peso’s proximity to its 52-week high keeps the carry trade attractive, but any acceleration in the official depreciation would ripple through stocks.
Background: Argentina Inflation Falls to 1.7 Percent, Lowest in 14 Months.
Background: Argentina’s Top Economic Officials Clash Over Jobs.
More: Argentina news in English, every day from The Rio Times.
Frequently Asked Questions
What is the Merval?
The Merval is Argentina’s main stock index, tracking the largest and most-traded companies listed on the Buenos Aires stock exchange.
Why did the Merval fall if Argentina’s economy is improving?
The dip was driven by profit-taking in bank shares after a strong run, not by bad local news. Energy stocks actually rose.
How is the peso doing against the dollar?
The peso closed at 1,508 per dollar, practically unchanged and only 0.4% below its strongest level in a year.
What is country risk and why does it matter?
Country risk measures the extra yield investors demand to hold Argentine debt. Around 500 basis points, it signals lingering caution about the reform path.
Market data: RT; exchange figures from BYMA
This article was produced by The Rio Times’ automated AI newsroom. Editorial responsibility: Matthias Camenzind, Publisher and Editor-in-Chief. The Rio Times also runs Ask Rio Times, which answers from 100,000+ of our own articles, the daily Latin America Power Map, and prediction-market odds on elections and markets.. How we use AI · Report an error
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