CERSCerus Corporation
$2.27+42% 1Y
$2.27
$1.4052 weeks$3.29
What is the market doing?
Mixed
1 neutral, 2 without dataRangebound. That is the only one of 3 checks this filer's data supports, so take it as a single data point rather than a settled answer.
TrendRangeboundderived · Oct 8, 2026
Rangebound, no clear trend. Oversold (RSI 27). Price is −7% vs its 200-day average.
Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.
How CERS is trading
Cerus Corporation is +42% over the past year while the S&P 500 is +18%: 24 points ahead of the market.
+42%
1-year return · S&P 500 +18%
- vs 200-day average
- −6.8%
vs 200-day average · below trend, but not far
- RSI (14)
- 27
RSI (14) · oversold, sold harder than it has been bought
- Below its 52-week high
- 31%
Below its 52-week high
Details›
- Last close2026-10-08
- $2.27
- 1 monthS&P 500 +1.6%
- −9.9%
- 1 yearS&P 500 +18%
- +42%
- 5 yearsS&P 500 +86%
- −63%
- vs 50-day average$2.55
- −11%
- 52-week high
- $3.29
- 52-week low
- $1.40
- Annualised volatility
- 71%
- Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
- −$53K
| Year | Return |
|---|---|
| 2026 (year to date) | +10% |
| 2025 | +34% |
| 2024 | −29% |
| 2023 | −41% |
| 2022 | −46% |
| 2021 | −1.6% |
| 2020 | +64% |
| 2019 | −17% |
| 2018 | +50% |
| 2017 | −22% |
| Month | Years | Positive | Average |
|---|---|---|---|
| Jan | 10 | 4 of 10 | +2.0% |
| Feb | 10 | 5 of 10 | +4.5% |
| Mar | 10 | 3 of 10 | −4.2% |
| Apr | 10 | 3 of 10 | −1.8% |
| May | 10 | 5 of 10 | +0.49% |
| Jun | 10 | 8 of 10 | +6.6% |
| Jul | 11 | 7 of 11 | +3.3% |
| Aug | 11 | 5 of 11 | −3.1% |
| Sep | 11 | 2 of 11 | −3.9% |
| Oct | 11 | 3 of 11 | −7.3% |
| Nov | 10 | 8 of 10 | +12% |
| Dec | 10 | 3 of 10 | −0.87% |
End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.