Sam Callahan
Director of Bitcoin Strategy & Research at OranjeBTC · Adviser at MARA
Sam Callahan is the Director of Bitcoin Strategy and Research at OranjeBTC and a member of the advisory boards for MARA, Cantilever, and Acropolis. He previously worked as a Senior Analyst at Swan.
Current Roles
Past Roles
News Mentions
据 FT 报道，比特币矿企 MARA Holdings 最新 DEF14A 文件显示，公司根据安全计划为 CEO Fred Thiel 支付约 430 万美元个人安全相关费用，其中包括一次性车辆防弹装甲费用 43 万美元及家庭安保安装费用 5.8 万美元；同时为 CFO Salman Khan 支付约 394.6 万美元个人安全费用，其中包括约 43.8…
Trump’s latest disclosure shows Coinbase, Strategy, MARA purchases in Q1
ANTPOOL, Block Inc, F2Pool, Foundry, Spiderpool, MARA Foundation & DMND Join Stratum v2 Working Group
Data: MARA deposited 519.46 BTC to FalconX, worth 48.3 million USD
Bitcoin Mining Giant MARA Rockets Past Analyst Forecasts in Q2 2025
Ark Invest Takes Swipe At MSTR, MARA, Says 'Bitcoin Treasury Companies Don't Make Sense:' 'Funding Purchases With Debt...Seems Like A Recipe For Disaster'
Bitcoin Miners WULF and MARA Trade at 4× Revenue Premiums, IREN Lags
SWAN ICO Set to Launch Today: Anticipation Soars for MiCA-Compliant Meme Coin
MARA Lends Bitcoin to Generate Yield, Expands Holdings
MARA CEO Advocates “Invest And Forget” Approach To Bitcoin, Citing Strong Historical Performance