Why Arcus Biosciences (RCUS) Stock Fell 2.21% in 10 Minutes on Oct 21, 2026
37,236 shares changed hands in those 10 minutes.
- RCUS fell 2.21% in the 10 minutes after the 16:22:00 ET headline, from $19.01 to $18.59.
- The headline crossed in after-hours trading, 22 minutes after the 4:00 ET close.
- Next earnings report on the calendar: Tuesday, October 27, 2026.
16:22:00 ET
Reaction by asset (real prices)
| Asset | 2m before | At release | +1m | +10m | +1m % | +10m % |
|---|---|---|---|---|---|---|
| RCUS | 19.01 | 19.01 | 18.75 | 18.59 | -1.37% | -2.21% |
Arcus Biosciences (RCUS) shares fell 2.21% in the 10 minutes after this headline reached the MoveSurge news feed at 16:22:00 ET on Wednesday, October 21, 2026: “Arcus Biosciences begins underwritten public offering of common stock”
RCUS in the first 10 minutes
From a reference price of $19.01 just before the headline, the stock was down 1.37% after one minute and down 2.21%, at $18.59, after 10 minutes. The move kept building after the first minute. 37,236 shares changed hands in those 10 minutes. The headline crossed in after-hours trading, 22 minutes after the 4:00 ET close.
Arcus Biosciences at a glance
| Sector | Health Care |
| Industry | Biotechnology: Pharmaceutical Preparations |
| Market value | $3.02 billion (as of Oct 21, 2026) |
| Next earnings report on the calendar | Tuesday, October 27, 2026 |
Prices are closes of 1-minute bars. Each move on this page is measured from the last completed bar before its headline.
What headline moved Arcus Biosciences stock on October 21, 2026?
At 16:22:00 ET, this headline crossed: “Arcus Biosciences begins underwritten public offering of common stock”. The stock fell 2.21% in the next 10 minutes.
How far did RCUS move after the headline?
From $19.01 just before the headline to $18.59 10 minutes later, a -2.21% move.
When does Arcus Biosciences report earnings next?
The next report on the MoveSurge earnings calendar is Tuesday, October 27, 2026.
Sources
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RCUS headline and measured reaction, Oct 21, 2026
— MoveSurge
The headline as it crossed, its timestamp, and the measured price reaction reported on this page.
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