Top Stock Market Performers on October 8, 2026

• Pacira BioSciences (NASDAQ: PCRX), WISeSat.Space (NASDAQ: SAIQ), Profound Medical (NASDAQ: PROF), Haemonetics (NYSE: HAE), and Cable One (NYSE: CABO) led gains on October 8, 2026.
• Pacira BioSciences rose 44.4% after Viatris agreed to acquire the company for $36.50 per share in cash.
• Profound Medical gained 21.7% after forecasting Q3 revenue of $9.8 million to $10 million, above analyst expectations.

On October 8, 2026, several stocks posted sharp gains on heavy volume. Pacira BioSciences (NASDAQ: PCRX) climbed 44.4% to $36.39 after Viatris agreed to acquire the company for $36.50 per share, valuing the deal at about $1.65 billion.

WISeSat.Space (NASDAQ: SAIQ) rose 41.6% to $5.51 after confirming an October 2026 satellite launch with FOSSA Systems. Profound Medical (NASDAQ: PROF) advanced 21.7% after guiding for Q3 revenue of $9.8 million to $10 million, well above consensus.

Haemonetics (NYSE: HAE) gained 17.5% after CSL planned a broader rollout of its NexSys PCS plasma-collection devices across U.S. centers by the end of 2027. Cable One (NYSE: CABO) rose 16.4%, though the available information did not identify a clear catalyst.