Argentina Markets: Merval & the Peso — September 10, 2026
Argentina's S&P Merval index rose 1.11% to 3,110,163, up 30.5% year-on-year. YPF, the state-linked oil and gas company, led gains with a 3.6% increase after raising $1.2bn in international debt. Banks also performed well, reflecting confidence in President Milei's economic reforms. The peso slipped 0.13% to 1,514 per dollar, near its 52-week high.
How this was made

The 30-second read
Why it matters
YPF's sizable bond placement demonstrates renewed investor confidence, potentially lowering country risk premiums.
Market read
The debt raise by YPF is the primary catalyst moving the Merval higher, with spillover to financials.
What to watch
Potential currency volatility and sovereign debt concerns could offset the positive impact of YPF's raise.
Background
Argentina's Milei administration is pursuing liberal reforms, attracting foreign capital to its energy sector.
Ticker impact
YPF raised US$1.2bn in international debt, more than double its target, driving a 3.6% stock rise.
Expect continued short‑term rally, with potential 5‑7% upside over the next week.
Large‑scale debt placement is a primary disclosure; the market reacted immediately with a notable price jump.
Banco Macro added 1.8% as investors bought into the Milei reform trade following YPF's debt news.
Limited upside, likely 2‑3% move if reform momentum continues.
Breadth is narrow; Banco Macro's move is a secondary effect of the broader reform narrative.
Grupo Galicia rose 1.0% on the same reform‑driven buying pressure.
Small upside potential, 1‑2% in the near term.
Move is tied to sector sentiment rather than a company‑specific catalyst.
Market effects
Energy and financial stocks gain on reform optimism; utilities also see modest strength.
Argentina's Merval outperforms regional peers, highlighting country‑specific risk/reward dynamics.
Limited; the event is confined to Argentine markets and does not shift global indices.
Counterpoint
If Milei reforms stall or inflation spikes, the debt‑raised capital may not translate into earnings, risking a pull‑back.
Key entities
- companyYPF Sociedad Anónima
State‑linked Argentine oil and gas major.
- companyBanco Macro
Argentine bank benefiting from reform sentiment.
- companyGrupo Galicia
Financial services group riding the reform trade.



