**Crypto Stocks Surge as Bitcoin Hits New Highs**

Publicly traded crypto firms in the U.S. saw significant gains on Oct. 14 as Bitcoin rallied 6%, briefly touching $66,400, its highest since July 30.

- **CleanSpark (CLSK)**: Up 12.72% to $10.81, continued climbing 1.72% after hours.

- **Coinbase (COIN)**: Gained 11.3% to $196.35, hit $199.70 after hours.

- **Iris Energy (IREN)**: Rose 10.21%.

- **TeraWulf (WULF)**: Up 6.65%.

- **MARA Holdings (MARA)**: Increased 5.6%.

Other notable moves:

- **Semler Scientific (SMLR)**: Flat during the day, up 4.3% after hours.

- **Block Inc.**: Gained 2.8%.

- **MicroStrategy (MSTR)**: Dropped 5.1%, slight recovery after hours.

- **Core Scientific (CORZ)**: Fell 1.9%, minor recovery after hours.

Bitcoin's surge has sparked speculation about a bullish "Uptober," with analysts eyeing potential breakthroughs. Bitcoin currently trades at $66,270, still 10.4% off its all-time high.