Crypto World Echo

Valkyrie amends Bitcoin Fund S-1 filing with enhanced custody and valuation rules

Valkyrie Investments refiled an amended Form S-1 with the Securities and Exchange Commission on Thursday for its Valkyrie Bitcoin Fund, adding more precise rules around custody, valuation, seed investments, and risks as the cryptocurrency investment vehicle awaits regulatory approval to trade on Nasdaq. The new filing updates the index used to value the fund’s Bitcoin from Lukka Prime to the CME CF Bitcoin Reference Rate – New York Variant, which calculates the reference rate as of 4 PM Eastern

Military planners meet in London to discuss reopening Strait of Hormuz

<p>The meeting underscores potential military action, highlighting geopolitical tensions and market uncertainty over swift diplomatic solutions.</p><p>The post <a href="https://cryptobriefing.com/military-planners-meet-in-london-to-discuss-reopening-strait-of-hormuz/">Military planners meet in London to discuss reopening Strait of Hormuz</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Iran shifts to military-security governance amid rising instability risks

<p>Iran's shift to military-security governance may heighten internal tensions and external conflicts, impacting regional stability and global relations.</p><p>The post <a href="https://cryptobriefing.com/iran-shifts-to-military-security-governance-amid-rising-instability-risks/">Iran shifts to military-security governance amid rising instability risks</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Bitcoin falls below $75,500 amid US-Iran tensions

<p>Geopolitical tensions highlight Bitcoin's vulnerability to external shocks, affecting market confidence and future price expectations.</p><p>The post <a href="https://cryptobriefing.com/bitcoin-falls-below-75500-amid-us-iran-tensions/">Bitcoin falls below $75,500 amid US-Iran tensions</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Bitcoin exchange reserves hit lowest since 2017, institutional interest grows

<p>Institutional interest in Bitcoin amid low exchange reserves could drive price volatility and influence market dynamics significantly.</p><p>The post <a href="https://cryptobriefing.com/bitcoin-exchange-reserves-hit-lowest-since-2017-institutional-interest-grows/">Bitcoin exchange reserves hit lowest since 2017, institutional interest grows</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Strategy Could Reach 1 Million Bitcoin by Late 2026; River Notes STRC Inflows Dwarf ETF Net Gains

Strategy Inc. added 34,164 bitcoin to its treasury this week, bringing its total holdings to 815,061 BTC, putting a million bitcoins within reach before year’s end. Key Takeaways: Strategy acquired 34,164 BTC for $2.54 billion on April 20, 2026, bringing total holdings to 815,061 coins. River data shows STRC preferred stock proceeds outpaced all spot [&#8230;]

Spark Price Jumps on DeFi Capital Rotation After $293M Kelp DAO Hack

The Spark price gave a decisive breakout from the $0.026 resistance of a 4-month long consolidation trend.Sparklend attracted over $1.4 billion in net deposits within just 48 hours, signaling strong institutional and whale confidenceThe relative strength index (RSI) at 76% indicates a high bullish sentiment in the market.SPK, the native governance asset of the Spark protocol, is up 1.21% during Tuesday&#8217;s U.S. market hours to currently trade at $0.027. The buying pressure followed a capital

Iran cancels talks in Pakistan, escalating US tensions

<p>The cancellation heightens geopolitical instability, impacting diplomatic efforts and increasing market volatility amid rising US-Iran tensions.</p><p>The post <a href="https://cryptobriefing.com/iran-cancels-talks-in-pakistan-escalating-us-tensions/">Iran cancels talks in Pakistan, escalating US tensions</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Pakistan thanks Trump for US-Iran ceasefire extension amid market caution

<p>Pakistan's diplomatic engagement highlights potential for regional stability, yet market skepticism persists without formal ceasefire confirmation.</p><p>The post <a href="https://cryptobriefing.com/pakistan-thanks-trump-for-us-iran-ceasefire-extension-amid-market-caution/">Pakistan thanks Trump for US-Iran ceasefire extension amid market caution</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Late Gambino Boss John Gotti’s Grandson Sentenced to 15 Months for $1.1M COVID Loan Fraud Tied to Crypto Firm

Carmine G. Agnello Jr., the grandson of late Gambino crime family boss John J. Gotti, was sentenced this week to 15 months in federal prison for defrauding the U.S. Small Business Administration (SBA) out of approximately $1.1 million in COVID-19 pandemic relief loans. Key Takeaways: Carmine Agnello, grandson of Gambino boss John Gotti, received a [&#8230;]

Polymarket joins Kalshi in race to launch perpetual futures

<p>Polymarket follows Kalshi into perps, teasing 10x leveraged trading access as prediction markets push deeper into crypto derivatives.</p><p>The post <a href="https://cryptobriefing.com/polymarket-kalshi-perpetual-futures-launch/">Polymarket joins Kalshi in race to launch perpetual futures</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

North Korea’s Lazarus Group launders $290M in crypto via Ethereum, Bitcoin

<p>The laundering incident highlights vulnerabilities in DeFi, potentially prompting stricter regulations and impacting crypto market dynamics.</p><p>The post <a href="https://cryptobriefing.com/north-koreas-lazarus-group-launders-290m-in-crypto-via-ethereum-bitcoin/">North Korea&#8217;s Lazarus Group launders $290M in crypto via Ethereum, Bitcoin</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Trump extends Iran ceasefire, cites fractured Iranian government

<p>The ceasefire extension highlights geopolitical uncertainty, impacting market sentiment and complicating diplomatic efforts with Iran.</p><p>The post <a href="https://cryptobriefing.com/trump-extends-iran-ceasefire-cites-fractured-iranian-government/">Trump extends Iran ceasefire, cites fractured Iranian government</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

US-Iran ceasefire odds slip as military operations continue

<p>The ongoing military operations highlight the challenges of achieving strategic goals through force, emphasizing the need for diplomatic solutions.</p><p>The post <a href="https://cryptobriefing.com/us-iran-ceasefire-odds-slip-as-military-operations-continue/">US-Iran ceasefire odds slip as military operations continue</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Shakepay Enables Bitcoin-Backed Lending in Canada After AMF Green Light

Shakepay, a CIRO-registered Canadian crypto platform with more than 1.5 million users, began rolling out bitcoin-backed loans on April 21, 2026, making it the first crypto trading platform in Canada to offer such a product. Key Takeaways: Shakepay launched bitcoin-backed loans on April 21, 2026, becoming the first crypto platform in Canada to offer the [&#8230;]

How crypto futures markets are feeding ‘scam coin’ insider pump and dumps

RAVE briefly crossed a $6.7 billion valuation on Apr. 18 before collapsing nearly 95% in hours. The market infrastructure surrounding the token, consisting of thin float, concentrated supply, and a live perpetual market, drove the scale of both the rally and the destruction.ZachXBT alleged that insiders controlled more than 90% of RAVE's supply, with roughly 75% in a single wallet and approximately 10% more spread across two connected wallets.Binance and Bitget both publicly acknowledged they we

Bitcoin Seesaw: Geopolitical Uncertainty Shakes BTC Price Ahead of US-Iran Deadline

On April 21, bitcoin experienced a volatile trading session, fluctuating between $75,000 and $77,000 as market sentiment swung alongside high-stakes geopolitical developments. Key Takeaways: Bitcoin hit a $76,944 high after reports of U.S. and Iranian officials meeting in Pakistan on April 21. High volatility fueled the liquidation of 6,769 traders, wiping out $97 million in [&#8230;]

How P2P.org Built a Solana Transaction Sender for Teams That Cannot Afford to Miss a Slot

Solana processes over 162 million transactions daily at slot times averaging 390 milliseconds. For most users, that speed is more than sufficient. For trading firms, arbitrage bots, and liquidation engines, it is barely enough margin to work with.The difference between landing a transaction in slot 0 and landing it in slot 2 is not a rounding error. It is the difference between a profitable execution and a missed opportunity with fees already paid. On Solana, landing late is not free. Priority f

Kalshi and Polymarket Enter the Crypto Race to Launch Perpetual Futures

Bitcoin MagazineKalshi and Polymarket Enter the Crypto Race to Launch Perpetual FuturesTwo of the largest prediction market platforms in the United States are set to enter the crypto derivatives space within days of each other, marking a shift in how these platforms compete for traders.Kalshi, the CFTC-regulated prediction market valued at $11 billion, will launch cryptocurrency perpetual futures on April 27 in New York City. The company teased the product under the codename &#8220;Timeless&#822

Kalshi CEO Tarek Mansour To Speak at Bitcoin 2026 Conference on Prediction Markets and BTC

Bitcoin MagazineKalshi CEO Tarek Mansour To Speak at Bitcoin 2026 Conference on Prediction Markets and BTCA new fireside chat has been announced for Bitcoin 2026 featuring Tarek Mansour, co-founder and CEO of Kalshi, in conversation with Brandon Green, CEO of BTC Inc. The session takes place April 27 at 11:40 AM on the Nakamoto Stage at The Venetian Resort in Las Vegas. Tarek Mansour is the co-founder and CEO of Kalshi, one of the world&#8217;s largest federally regulated financial exchanges for