Bitcoin Gains 18% in a Week as Treasury Move Triggers Short Squeeze

The Short Squeeze That Drove the Week's Rally

On August 19, traders who had bet against Bitcoin ran into serious trouble. Those short positions make money only when prices fall. When Bitcoin started climbing, exchanges automatically closed those bets at a loss — and doing so required buying Bitcoin to cover each position. That buying raised prices further, triggering more forced closures and still more buying. The self-reinforcing loop is called a short squeeze.

The Block reported $1.92 billion in crypto positions liquidated in the 24 hours of August 19. Bloomberg put the two-day total at $2.7 billion, one of the largest short-liquidation events on record. Ether carried more short-side pressure than Bitcoin, which helps explain why it rose roughly 25% for the week — a sharper gain than Bitcoin's 18%. Both figures rank among the largest single-week swings tracked in recent crypto markets.

A Bitfinex analyst, quoted by CoinDesk, said squeeze-led rallies 'usually carry a question mark' because the mechanical buying stops once outstanding short positions are cleared. The fuel is finite. Prices do not automatically fall once a squeeze ends, but the catalyst differs from new institutional buyers committing fresh capital. Whether the rally holds depends on whether genuine demand follows the forced buying.

U.S. Treasury Doubles Its Bond Buyback Cap

On August 19, the U.S. Treasury Department published press release sb0607 announcing it would at least double its liquidity-support bond buyback operations for long-dated government securities. Operations covering 10-to-20-year and 20-to-30-year Treasury notes would grow from a maximum of $2 billion per session to at least $4 billion per session. The change takes effect September 9 and runs through November 4, 2026.

Treasury Secretary Scott Bessent later told CNBC the figure 'could be more than $4 billion,' without naming an upper limit. Bond buybacks work by swapping long-dated government bonds for short-term money, effectively injecting cash into the financial system. Crypto traders read the announcement as a sign the government was loosening financial conditions — conditions that have historically coincided with rising prices in risk assets like Bitcoin.

The link between Treasury policy and Bitcoin is indirect. Cash freed up in bond markets does not flow automatically into crypto. The connection runs through investor sentiment: when liquidity is ample, risk appetite tends to rise. Multiple analysts quoted by The Block described the Treasury move as a trigger that amplified an already-vulnerable short position, rather than a direct cause of the week's crypto price gains.

White House Summit and the SEC's New Crypto Proposal

President Trump held a White House meeting with crypto industry executives on August 19 to push for passage of the Digital Asset Market Clarity Act, known as the CLARITY Act. The bill would define when a digital asset qualifies as a security — requiring full SEC registration — versus a commodity regulated by the CFTC. Representatives from five companies attended the meeting.

The Securities and Exchange Commission added to the day's regulatory news by announcing 'Regulation Crypto Assets' on August 19. The proposal would create exemptions from full SEC registration for certain crypto investment contract offerings — specifically, projects raising no more than $5 million over four years or no more than $75 million annually. Those thresholds determine how much legal overhead a crypto startup must carry before offering products in the United States.

Neither the CLARITY Act nor the Regulation Crypto Assets proposal is current law. Congressional bills require votes in both chambers; SEC proposals go through a public comment period before taking effect. Even so, The Block and Yahoo Finance both noted that the back-to-back Washington announcements shifted market tone. Learn how Bitcoin regulation works to understand why clearer rules matter to institutional participants watching from the sidelines.

• Coinbase
• Ripple
• Robinhood
• Kraken
• Intercontinental Exchange (ICE)

Spot ETF Inflows Hit Their Highest Levels in Months

Spot Bitcoin ETFs listed in the United States pulled in $517.19 million in net new investment on August 19, according to SoSoValue data corroborated by The Block and HedgeCo. That was the largest single-day Bitcoin ETF inflow since early May. BlackRock's IBIT fund led the category with $284.7 million. Understanding Bitcoin ETFs covers how these products buy and hold the underlying asset on behalf of investors.

Ethereum ETFs had an even stronger relative day. Spot Ether ETFs collected $189.15 million on August 19, the largest single-day haul since October 28, 2025, per SoSoValue data. BlackRock's ETHA led all Ether funds with $122.1 million in net new investment, more than 64% of the category's total. The table below compares total flows and each asset's leading fund from that August 19 session.

ETF inflows represent real purchasing power entering the market. When a spot ETF sponsor receives new investor money, it buys actual Bitcoin or Ether to hold in custody — unlike futures-based products, where no coins change hands. Rising ETF inflows on the same day that short sellers were being forced to cover created compounding upward price pressure, adding genuine demand on top of the mechanical squeeze.

Treasury Timing and the Squeeze Behind Bitcoin's 18% Week

The week's 18% Bitcoin gain and 25% Ether gain resulted from three things arriving at nearly the same moment: the Treasury's buyback expansion, Washington's back-to-back regulatory signals, and a large pool of short positions vulnerable to forced closure. No single factor would likely have produced the same result alone. The timing overlap — Treasury news on the same day as the White House meeting — made the combined effect larger.

X, the social media company owned by Elon Musk, added a separate thread to the week's story. CoinDesk reported on August 20 that X is reviewing an internal proposal to pay content creators using stablecoins, including Circle's USDC. CoinPedia and Crowdfund Insider corroborated the report, each citing people familiar with the matter. X has not publicly confirmed the plan; all sources describe it as early-stage with no set timeline or confirmed structure.

Readers tracking Bitcoin's daily price should note what the squeeze framing means. Much of the week's buying was mechanical — short positions forced closed by rising prices, not new long-term investors entering the market. The Treasury expansion and the regulatory signals could sustain interest if they translate into actual policy, but those steps take months. The week's events were a notable backdrop, not a verdict on where prices go next.