Omeros Corporation (OMER) Stock Price History
Historical prices from 2011 to 2026
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OMER Historical Performance
Short-Term Returns
OMER Stock Price Trajectory (2011–2026)
As of May 8, 2026, Omeros Corporation (OMER) trades at $14.64, representing a +130.6% return over the past year. The stock has delivered a -17.5% total return over five years (-3.8% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $30.23 on August 18, 2015. From this peak, OMER has corrected -51.6%, currently trading 61% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers ACAD (+52.4% 1Y), PTCT (+58.2% 1Y), and RARE (-21.8% 1Y), OMER has underperformed the peer group average. Compare OMER vs ACAD →
OMER Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 14.86 | 14.88 | 14.36 | 14.64 | 730K | -1.28% |
| 2026-05-06 | 14.70 | 14.91 | 14.63 | 14.83 | 521K | +0.41% |
| 2026-05-05 | 14.98 | 15.05 | 14.63 | 14.77 | 742K | -0.94% |
| 2026-05-04 | 15.04 | 15.25 | 14.69 | 14.91 | 1.08M | -1.00% |
| 2026-05-01 | 14.57 | 15.32 | 14.47 | 15.06 | 1.27M | +3.15% |
| 2026-04-30 | 14.72 | 14.92 | 14.57 | 14.60 | 698K | +0.27% |
| 2026-04-29 | 14.66 | 14.72 | 14.37 | 14.56 | 846K | -0.75% |
| 2026-04-28 | 14.74 | 14.86 | 14.30 | 14.67 | 1.60M | -0.47% |
| 2026-04-27 | 13.50 | 14.98 | 13.48 | 14.74 | 1.91M | +8.94% |
| 2026-04-24 | 13.52 | 13.92 | 13.05 | 13.53 | 1.51M | +0.07% |
| 2026-04-23 | 13.32 | 13.70 | 13.01 | 13.52 | 867K | +1.12% |
| 2026-04-22 | 13.52 | 13.59 | 13.21 | 13.37 | 845K | +0.83% |
| 2026-04-21 | 13.40 | 13.50 | 13.02 | 13.26 | 817K | -1.56% |
| 2026-04-20 | 13.35 | 13.94 | 13.04 | 13.47 | 1.12M | +0.22% |
| 2026-04-17 | 12.60 | 13.46 | 12.46 | 13.44 | 1.92M | +7.18% |
| 2026-04-16 | 12.48 | 12.60 | 12.09 | 12.54 | 1.07M | +2.37% |
| 2026-04-15 | 11.98 | 12.57 | 11.92 | 12.25 | 1.13M | +3.46% |
| 2026-04-14 | 11.59 | 11.84 | 11.46 | 11.84 | 760K | +4.04% |
| 2026-04-13 | 11.45 | 11.65 | 11.25 | 11.38 | 786K | -0.96% |
| 2026-04-10 | 12.02 | 12.02 | 11.46 | 11.49 | 944K | -3.53% |
| 2026-04-09 | 11.40 | 11.94 | 11.36 | 11.91 | 1.28M | +3.48% |
| 2026-04-08 | 11.33 | 11.59 | 10.93 | 11.51 | 1.19M | +4.83% |
| 2026-04-07 | 10.80 | 11.00 | 10.41 | 10.98 | 1.21M | +0.87% |
| 2026-04-06 | 10.94 | 11.27 | 10.70 | 10.88 | 1.03M | -0.14% |
| 2026-04-02 | 11.66 | 11.81 | 10.82 | 10.90 | 1.83M | -9.62% |
| 2026-04-01 | 11.30 | 13.00 | 11.29 | 12.06 | 4.63M | +14.20% |
| 2026-03-31 | 10.00 | 10.62 | 9.99 | 10.56 | 1.62M | +7.65% |
| 2026-03-30 | 9.95 | 10.05 | 9.77 | 9.81 | 1.07M | -0.71% |
| 2026-03-27 | 10.40 | 10.41 | 9.86 | 9.88 | 852K | -4.08% |
| 2026-03-26 | 10.33 | 10.70 | 10.21 | 10.30 | 536K | -1.34% |
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Start ComparisonOMER — Frequently Asked Questions
Quick answers to the most common questions about buying OMER stock.
How has OMER stock performed recently?
OMER returned +130.6% over the past year, beating its 5-year annualized CAGR of -3.8%. The stock trades above its 200-day moving average, confirming the uptrend.
What is OMER's all-time high price?
Omeros Corporation reached $30.23 on 2015-08-18. The 52-week high is $17.65. Current 1-year return of +130.6% places the stock closer to historical peaks.
Where can I download OMER historical price data?
This page provides OMER daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.