Archive September 2026

Warren Buffett announced this Friday, September 18, 2026, that he was stepping down from his position as chairman of the board of Berkshire Hathaway. A prominent figure in global investing, the Oracle of Omaha, aged 96, becomes chairman emeritus. His eldest son, Howard Buffett, succeeds him as chairman of the board. This transition, effective immediately, marks the final stage of the conglomerate's succession plan.

Bitcoin returned around 80,000 dollars on Friday, but Jason Calacanis does not see it as a comeback. The American investor believes that the asset has lost a good part of its appeal with the general public after 17 years of existence. Michael Saylor replied with a figure: 1,600 billion dollars of capitalization. For the executive chairman of Strategy, Bitcoin does not need to become the next universal means of payment. Its main use would now be the preservation of wealth over the long term.

Solana has tightened its clock a third time since August with 250 milliseconds per block, compared to 300 before. A speed gain, not capacity. Coincidence or not, the announcement comes on the same day the network shows a record of more than 5 billion monthly crypto transactions.

The crypto market is recovering, and a simple message raises questions again. Billy Markus, cofounder of Dogecoin, posted a short phrase on X without providing further explanations. However, Markus did not mention any specific asset. The link to Dogecoin remains uncertain, even though his message occurs during a general price recovery. His message comes as several major cryptocurrencies show significant gains over twenty-four hours. In this context, the publication quickly attracted the community's attention.

The Graham law now offers Donald Trump a new economic arsenal against Russia and other countries that finance its energy sector. Enacted on September 18, this legal standard authorizes tariffs that can reach 100% against the main buyers of Russian oil and gas.

Visa will end a loophole that allowed certain memecoin purchases by card to generate loyalty points. The network has asked its payment processors to stop using the concerned merchant code starting next week. Purchases will still be possible by card, but without the associated rewards.

The bitcoin market experienced an unusual rebound in August, without a wave of new bullish bets. In five days, the price gained 24.6%, while the open interest denominated in cryptocurrency fell by 12.6%. A report from Glassnode and Bybit links this rise to liquidations of short positions. About 64,000 BTC of open interest disappeared during this phase. Sellers fueled the movement, while the options market confirmed persistent bearish pressure.

According to Jurrien Timmer, global macroeconomics director at Fidelity, the bitcoin bull cycle could restart for four years. His arguments are based on BTC's resistance above $60,000 and the improvement of its performance against gold.