Why Stocks Moved Friday: Pacira BioSciences Jumps 44%, Plus 9 More Big Movers

These were the biggest moves of Friday, October 9 among U.S. stocks trading at least 300,000 shares, each matched with the news that broke around the move.

Biggest gainers

• Pacira BioSciences (PCRX) +44.4% to $36.39. In the headlines: Why Pacira BioSciences Stock Is Having Its Best Day Ever After $1.7 Billion Viatris Acquisition (Barrons.com)
• Haemonetics (HAE) +17.5% to $119.47. In the headlines: Barrington Adjusts Price Target on Haemonetics to $140 From $118, Keeps Outperform Rating (MT Newswires)
• General Fusion Common Shares (GFUZ) +14.6% to $8.71. In the headlines: Why Is General Fusion Stock Soaring On Thursday? (Benzinga)
• Securitize (SECZ) +11.1% to $12.66. In the headlines: Securitize rallies as Wall Street sees strategic upside in tokenized stock launch (Investing.com)

Biggest decliners

• AngioDynamics (ANGO) -20.9% to $11.23. In the headlines: AngioDynamics (ANGO) Q1 2027 Earnings Call Transcript (Motley Fool)
• Arqit Quantum (ARQQ) -18.3% to $18.43. In the headlines: Arqit Quantum Inc. Announces Select Preliminary Financial Results for the Second Half and Full Fiscal Year 2026 (GlobeNewswire)
• Pacific Biosciences of California (PACB) -15.4% to $2.30. In the headlines: Pacific Biosciences of California Insider Sold Shares Worth $2,056,921, According to a Recent SEC Filing (MT Newswires)
• Applied Optoelectronics (AAOI) -13.6% to $105.90. In the headlines: Applied Optoelectronics (AAOI) Stock May Be Below Fair Value After Equity Offering (Simply Wall St.)
• New Era Energy & (NUAI) -12.7% to $4.83. In the headlines: New Era Energy And Digital (NUAI) Stock Fair Value Rises On Data Center Progress (Simply Wall St.)
• EquipmentShare.com (EQPT) -11.4% to $15.66. In the headlines: What Does EquipmentShare.com (EQPT) Need To Prove After Its Short Report Rebuttal? (Simply Wall St.)

Moves from Nasdaq end-of-day data; headlines from GTA's news feeds. A headline near a move doesn't prove it caused it.

Written by the GTA Research Desk from GTA Terminal data. Not investment advice.