Bitcoin Hits Eight-Month High at US$86,603 as Latin America Bets on Stablecoins
Key Facts
- Bitcoin closed at US$86,603 on Monday, 21 September 2026, up 6.7%. It was the highest daily close since 28 January.
- XRP led the majors, up 8.74% to US$1.533. Solana gained 6.85% to US$118.75 and Ethereum 5.05% to US$2,776.
- The catch: the Clarity Act, a bill to set US crypto market rules, failed a Senate vote on 15 September.
- Brazil buys stablecoins, which made up about 98% of US$6.9 billion in crypto bought abroad in the first quarter.
- Argentina leans on digital dollars: 71% of 2025 crypto purchases on Bitso, a Mexican exchange, were USDT or USDC.
- El Salvador’s crypto remittances grew 35.7% to US$41.11 million in January to July, still only 0.69% of the total.
Today’s Focus
Bitcoin hit an eight-month high on Monday, 21 September 2026. It jumped 6.73% to close at US$86,603, its best close since 28 January. XRP rose 8.74%, Solana 6.85% and Ethereum 5.05%.
The rally came six days after the Clarity Act failed in the US Senate. The bill would have set rules for US crypto trading, and its defeat first pushed prices lower.
For Latin America, the bigger story is stablecoins, tokens pegged to the US dollar. They made up about 98% of Brazil’s first-quarter crypto purchases abroad. In Argentina, 71% of 2025 purchases on Bitso were stablecoins.
What matters today. The region uses stablecoins far more than Bitcoin for saving and payments. US rules for those tokens matter more than one price swing.
01 The session in one read
Trade date: Monday 21 September 2026. Bitcoin closed at US$86,603 at midnight UTC (9 p.m. Brasília time), up 6.73% on the day.
Bitcoin’s eight-month high was its best daily close since 28 January, according to RT, a market-data vendor. Coinbase and CoinGecko showed the same level within US$10.
The move spread across the majors. XRP rose 8.74% to US$1.533, Solana 6.85% to US$118.75 and Ethereum 5.05% to US$2,776.
No single headline explained the jump. Yahoo Finance wrote that markets were “moving beyond the Clarity Act debacle” in Washington.
Monday’s jump came as markets looked past the Senate defeat of the Clarity Act. The question now is whether the Senate can revive any crypto bill.
02 The board
Bitcoin’s 6.73% rise anchored the board. XRP’s 8.74% jump showed smaller tokens leading the charge.
Ethereum and Solana also gained more than 5%. Buyers spread across the market rather than piling into Bitcoin alone.
| Asset | Level | Change |
|---|---|---|
| Bitcoin | US$86,603 | +6.73% |
| Ethereum | US$2,776 | +5.05% |
| Solana | US$118.75 | +6.85% |
| XRP | US$1.533 | +8.74% |
Source: RT daily bars, close at midnight UTC on Monday, 21 September 2026 (9 p.m. Brasília time). Changes are against the 20 September close.
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Latin America — Cross-Market Board
| Instrument | Last | Change | YoY | Prev. | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| IBOV | 170,976.99 | +1.47% | +10.12% | 168,498.45 | 171,348 | 168,498 | — |
| IPSA | 10,600.14 | +0.60% | — | 10,536.54 | 10,650 | 10,550 | — |
| IPC MEX | 71,393.57 | +0.43% | +13.42% | 71,087.56 | 72,227 | 71,366 | 59,728,201 |
| MERVAL | 2,848,945 | — | -10.97% | 2,859,051 | — | — | — |
| COLCAP | 2,514.81 | +1.19% | — | — | — | — | — |
| USD/BRL | 5.51 | +0.11% | +3.40% | 5.51 | 5.53 | 5.49 | — |
| EUR/BRL | 6.18 | +0.79% | +0.25% | 6.13 | 6.18 | 6.13 | — |
| USD/MXN | 18.60 | -0.15% | +0.82% | 18.63 | 18.67 | 18.54 | — |
| USD/CLP | 970.40 | -0.64% | +4.34% | 976.64 | 975.74 | 966.06 | — |
| USD/COP | 3,266 | +0.80% | -12.59% | 3,240 | 3,288 | 3,233 | — |
| USD/PEN | 3.40 | -1.10% | +3.16% | 3.44 | 3.44 | 3.40 | — |
| USD/ARS | 1,545 | -0.03% | +9.69% | 1,546 | 1,545 | 1,545 | — |
| USD/UYU | 40.45 | +0.35% | +3.06% | 40.31 | 40.45 | 40.31 | — |
| USD/PYG | 6,450 | +1.45% | -7.23% | 6,358 | 6,450 | 6,358 | — |
| USD/BOB | 11.74 | -0.59% | +74.26% | 11.81 | 11.81 | 11.74 | — |
| USD/DOP | 60.30 | -0.48% | -4.99% | 60.59 | 60.65 | 60.30 | — |
| USD/CRC | 446.56 | -0.38% | -8.72% | 448.27 | 448.27 | 446.56 | — |
| USD/GTQ | 7.64 | -0.05% | +2.13% | 7.64 | 7.64 | 7.64 | — |
03 What moved it
The Clarity Act failed a procedural vote in the US Senate on 15 September. It fell short of the 60 votes needed to advance.
Institutional news kept coming. Circle, the issuer of the USDC stablecoin, launched Bitcoin-backed USDC loans for institutions.
Ondo Finance, a tokenization firm, said on 21 September that institutions can now convert shares directly into tokenized stocks and ETFs.
Fairshake, a crypto industry political fund, pledged US$30 million against Sherrod Brown on 21 September. Brown, a former senator and crypto critic, is running again in Ohio.
04 The Latin American read
The region’s crypto story is about stablecoins, not Bitcoin. Brazil’s central bank counted US$6.9 billion in crypto bought abroad in the first quarter of 2026.
About 98% of that was stablecoins. First-half purchases more than doubled from a year earlier, central bank data showed in late July.
Argentina shows the same tilt. In 2025, 57% of crypto purchases on Bitso were USDT and 14% were USDC, the exchange reported.
Bitwage, a crypto payroll firm, cited a 2025 figure that 75% of Argentines paid in crypto prefer stablecoins.
El Salvador’s central bank recorded US$41.11 million in remittances via crypto wallets from January to July 2026. That was 35.7% more than a year earlier, but only 0.69% of all remittances.
For foreign investors, the lesson is simple. Latin American crypto use is mostly about payments and savings in digital dollars.
05 The names to watch
Circle’s new product lets institutional clients borrow USDC against their Bitcoin without selling it. Firms holding Bitcoin as a reserve may find that useful.
Ondo’s conversion tool moves ordinary shares onto blockchains. That trend could one day reach Brazilian and Argentine markets.
Apple and Google have posted jobs for stablecoin and blockchain specialists, crypto outlets reported. Big tech is paying attention to digital dollars.
06 The outlook
The road ahead runs through Washington. A revived market-structure bill would give traders the rules they want; a longer delay would leave them guessing.
For Latin America, the lasting trend is stablecoins for payments and remittances. That shift does not depend on Bitcoin’s next move.
07 What to watch
- US Senate crypto bills: Watch for any sign that a market-structure bill can be revived.
- Circle’s Bitcoin-backed USDC: Uptake will show how many firms treat Bitcoin as a treasury asset.
- Brazil stablecoin flows: Central bank data will show whether stablecoins keep dominating purchases.
- El Salvador remittance mix: Crypto wallets carry just 0.69% of remittances, up from 0.53% a year earlier.
Frequently Asked Questions
Why did Bitcoin jump on Monday, 21 September 2026?
Markets looked past the Senate defeat of the Clarity Act on 15 September. Bitcoin closed at its highest level since 28 January.
Which cryptocurrency gained the most in the session?
XRP rose 8.74% to US$1.533. Bitcoin gained 6.73% to US$86,603 and Solana 6.85%.
Are Latin Americans buying Bitcoin or stablecoins?
Mostly stablecoins. They made up about 98% of Brazil’s first-quarter crypto purchases abroad and 71% of 2025 purchases on Bitso in Argentina.
How big are crypto remittances in El Salvador?
Remittances via crypto wallets reached US$41.11 million from January to July 2026. That was up 35.7%, but only 0.69% of all remittances.
Market data: RT daily bars (UTC close), cross-checked with Coinbase and CoinGecko.
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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