Key Facts
- The SOYB soybean fund fell 0.22% to US$27.47 on Monday 12 October, down from US$27.53 on Friday.
- The CORN fund rose 0.22% to US$18.46, a small bounce.
- The WEAT wheat fund rose 0.20% to US$24.46, also a small gain.
- The US dollar index rose 0.35% to 102.57, a mild headwind for US farm exports.
- Brazil and Argentina are major exporters of soy and corn, so US farm prices matter in both countries.
Today’s Focus
Grain funds barely moved on Monday 12 October. The SOYB soybean fund slipped 0.22% to US$27.47, while the CORN fund added 0.22% to US$18.46 and the WEAT wheat fund rose 0.20% to US$24.46.
These funds hold futures traded in Chicago, so they are proxies for grain prices rather than spot quotes. Monday was also Columbus Day in the United States, when bond markets were shut.
RT’s calendar listed no US crop reports for Monday. We found no news that explains the moves, and they were too small to count as a signal.
What matters today. US grain prices were flat on Monday, which gives Brazilian and Argentine farmers no new signal.
01 The session in one read
Grain funds were nearly flat on Monday 12 October. Soybeans slipped 0.22% and corn and wheat rose about 0.2%.
With Columbus Day closing US bond markets, trading in many markets was thin.
Assessment — Flat session, no signal LOW
The funds moved by less than a quarter of a percent. The variable to watch is the next USDA report.
02 The board
The three moves were all below a quarter of one percent. That is within normal day-to-day noise.
The funds hold futures contracts, so they can differ from spot prices on the day.
| Asset | Level | Change |
|---|---|---|
| Soybeans (SOYB fund) | US$27.47 | -0.22% |
| Corn (CORN fund) | US$18.46 | +0.22% |
| Wheat (WEAT fund) | US$24.46 | +0.20% |
| US dollar index | 102.57 | +0.35% |
Source: RT close, 2026-10-12. Where a commodity has no spot feed, an exchange-traded tracker or leading producer is shown as a labelled proxy.
Live Market IntelligenceThe live market boardInside: market breadth, the sector heatmap, currencies & rates, the Latin America scoreboard and the full instrument board.
Rio Times · Live Market Intelligence
Latin America — Cross-Market Board
Regional
Oct 12, 2026 · 21:46
Ibovespa · benchmark
209,066.90 +1.38%
L 167,142day rangeH 168,310
+21.85% over 12 months
Market breadth · 4 names
50% advancing
2 ▲ advancing2 declining ▼
Currencies, rates & key inputs
USD / BRL
5.16
+0.01%
USD / MXN
17.06
-0.24%
USD / CLP
913.98
+0.04%
USD / COP
3,140
+0.03%
USD / ARS
1,493
+0.10%
Latin America scoreboard
IndexLastTodayStrength
IbovespaBrazil 209,066.90 +1.38%
S&P/BMV IPCMexico 66,411.11 +0.55%
S&P IPSAChile 11,043.36 +0.17%
S&P MERVALArgentina 2,828,027 -0.16%
MSCI COLCAPColombia 2,531.15 +0.00%
BVL S&P PerúPeru 60,956.11 -0.51%
Full instrument board
| Instrument | Last | Change | YoY | Prev. | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| IBOV | 209,066.90 | +1.38% | +21.85% | 206,220.24 | 168,310 | 167,142 | — |
| IPSA | 11,043.36 | +0.17% | — | 11,024.22 | 11,210 | 10,984 | 1,513,213,483 |
| IPC MEX | 66,411.11 | +0.55% | +12.17% | 66,048.57 | 66,121 | 65,405 | 108,886,187 |
| MERVAL | 2,828,027 | -0.16% | +30.51% | 3,022,485 | 3,042,365 | 2,991,150 | — |
| COLCAP | 2,531.15 | +0.00% | — | 9.04 | 9.05 | 9.02 | 4,133 |
| BVL PERÚ | 60,956.11 | -0.51% | — | — | — | — | — |
| USD/BRL | 5.16 | +0.01% | -5.13% | 5.16 | 5.18 | 5.14 | — |
| EUR/BRL | 5.95 | +1.01% | -5.83% | 5.89 | 5.98 | 5.94 | — |
| USD/MXN | 17.06 | -0.24% | -8.58% | 17.10 | 17.08 | 17.01 | — |
| USD/CLP | 913.98 | +0.04% | -5.67% | 913.65 | 915.11 | 906.68 | — |
| USD/COP | 3,140 | +0.03% | -22.04% | 3,139 | 3,141 | 3,105 | — |
| USD/PEN | 3.36 | -0.66% | -4.82% | 3.38 | 3.38 | 3.35 | — |
| USD/ARS | 1,493 | +0.10% | +12.96% | 1,491 | 1,494 | 1,480 | — |
| USD/UYU | 40.27 | +1.24% | +1.80% | 39.77 | 40.27 | 40.23 | — |
| USD/PYG | 5,939 | +1.68% | -19.54% | 5,841 | 5,939 | 5,925 | — |
| USD/BOB | 11.64 | -0.76% | +72.04% | 11.73 | 11.72 | 11.64 | — |
| USD/DOP | 58.34 | +1.25% | -3.44% | 57.62 | 58.34 | 58.04 | — |
| USD/CRC | 445.92 | +0.89% | -9.71% | 441.97 | 448.50 | 445.92 | — |
Largest moves today
USD/PYG 5,939 +1.68%
IBOV 209,066.90 +1.38%
USD/DOP 58.34 +1.25%
USD/UYU 40.27 +1.24%
EUR/BRL 5.95 +1.01%
USD/CRC 445.92 +0.89%
USD/BOB 11.64 -0.76%
USD/PEN 3.36 -0.66%
The session read
The Ibovespa rose 1.38%, with breadth evenly split — 2 of 4 names higher. IPC MEX led, while BVL PERÚ lagged.
03 What moved it
We found no single driver for Monday. The dollar index rose 0.35% to 102.57, which makes US farm goods dearer for foreign buyers.
RT’s calendar showed no USDA crop report or export-sales release on 12 October.
04 The Latin American read
Brazil is the world’s largest soybean exporter, and Argentina is a leading exporter of soy meal and oil. Both compete with the United States for buyers in China and elsewhere.
US price moves feed through to Brazilian and Argentine farm incomes. Flat prices on Monday meant no new pressure on either side.
05 The names to watch
The SOYB, CORN and WEAT funds are the simplest US-listed proxies for grain futures. They are not the cash price farmers receive.
Brazilian and Argentine exporters are not part of this board. For them, the local currency and freight costs matter as much as Chicago prices.
06 The outlook
Traders will look to the next USDA reports and to weather in the southern hemisphere. A firmer dollar would add pressure on US exports.
We could not confirm Monday’s settlement on the underlying Chicago contracts, so we quote the funds only.
07 What to watch
- Next USDA report: The agency’s monthly outlook will reset US supply and demand estimates.
- Brazil’s planting: Fieldwork progress will shape the next export season.
- US dollar index: A firmer dollar can slow US farm exports.
- Chinese buying: China’s purchases decide the balance between US and South American soy.
Frequently Asked Questions
How did grain prices do on Monday 12 October?
The SOYB soybean fund fell 0.22% to US$27.47, while the CORN fund rose 0.22% to US$18.46 and the WEAT wheat fund rose 0.20% to US$24.46.
What are SOYB, CORN and WEAT?
They are US funds that hold futures on soybeans, corn and wheat. They are proxies for grain prices, not spot quotes.
Why do US grain prices matter for Latin America?
Brazil and Argentina export soy and corn and compete with US farmers for the same buyers.
Was there a USDA report on Monday?
RT’s calendar showed no USDA crop report or export-sales release for 12 October.
Market data: RT
This article was produced by The Rio Times’ automated newsroom system. How we use AI · Report an error · Editorial responsibility: Matthias Camenzind, Editor-in-Chief
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