Seres Therapeutics, Inc. (MCRB) Stock Price History
Historical prices from 2015 to 2026
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MCRB Historical Performance
Short-Term Returns
MCRB Stock Price Trajectory (2015–2026)
As of May 8, 2026, Seres Therapeutics, Inc. (MCRB) trades at $7.72, representing a -6.9% return over the past year. The stock has delivered a -98.1% total return over five years (-54.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $1,040.00 on September 9, 2015. From this peak, MCRB has corrected -99.3%, currently trading 46% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers NKTR (+818.2% 1Y), MIRM (+149.7% 1Y), and ARWR (+496.9% 1Y), MCRB has underperformed the peer group average. Compare MCRB vs NKTR →
MCRB Historical Price Data (2025–2026)
Showing 30 of 2,733 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 7.66 | 8.00 | 7.42 | 7.72 | 48K | -3.50% |
| 2026-05-06 | 7.60 | 8.18 | 7.60 | 8.00 | 107K | +6.67% |
| 2026-05-05 | 7.51 | 7.61 | 6.87 | 7.50 | 108K | -4.08% |
| 2026-05-04 | 7.63 | 8.23 | 7.63 | 7.82 | 45K | +2.75% |
| 2026-05-01 | 7.38 | 7.70 | 7.38 | 7.61 | 23K | +1.60% |
| 2026-04-30 | 7.30 | 7.50 | 7.09 | 7.49 | 28K | +6.24% |
| 2026-04-29 | 7.01 | 7.37 | 6.61 | 7.05 | 113K | -0.56% |
| 2026-04-28 | 7.45 | 7.60 | 6.98 | 7.09 | 50K | -3.14% |
| 2026-04-27 | 8.00 | 8.15 | 7.06 | 7.32 | 123K | -9.63% |
| 2026-04-24 | 7.81 | 8.17 | 7.79 | 8.10 | 60K | +0.12% |
| 2026-04-23 | 8.54 | 8.73 | 8.00 | 8.09 | 44K | -4.15% |
| 2026-04-22 | 8.71 | 8.92 | 8.34 | 8.44 | 52K | -0.71% |
| 2026-04-21 | 8.79 | 9.11 | 8.50 | 8.50 | 25K | -4.92% |
| 2026-04-20 | 8.90 | 8.96 | 8.60 | 8.94 | 23K | +0.56% |
| 2026-04-17 | 8.67 | 9.11 | 8.67 | 8.89 | 105K | +0.68% |
| 2026-04-16 | 8.79 | 8.93 | 8.58 | 8.83 | 58K | -0.11% |
| 2026-04-15 | 8.63 | 8.86 | 8.48 | 8.84 | 42K | +2.67% |
| 2026-04-14 | 8.94 | 9.14 | 8.50 | 8.61 | 60K | +0.35% |
| 2026-04-13 | 8.75 | 8.76 | 8.30 | 8.58 | 25K | +3.12% |
| 2026-04-10 | 8.72 | 9.07 | 8.26 | 8.32 | 52K | -4.48% |
| 2026-04-09 | 8.73 | 9.18 | 8.58 | 8.71 | 12K | -0.57% |
| 2026-04-08 | 9.00 | 9.22 | 8.66 | 8.76 | 43K | -1.02% |
| 2026-04-07 | 8.72 | 9.06 | 8.50 | 8.85 | 26K | +0.45% |
| 2026-04-06 | 9.20 | 9.29 | 8.79 | 8.81 | 24K | -4.96% |
| 2026-04-02 | 8.98 | 9.28 | 8.93 | 9.27 | 77K | +4.63% |
| 2026-04-01 | 9.22 | 9.32 | 8.76 | 8.86 | 36K | -0.11% |
| 2026-03-31 | 9.03 | 9.24 | 8.80 | 8.87 | 32K | +0.80% |
| 2026-03-30 | 9.00 | 9.55 | 8.67 | 8.80 | 54K | -2.22% |
| 2026-03-27 | 9.22 | 9.53 | 8.94 | 9.00 | 34K | -3.54% |
| 2026-03-26 | 9.00 | 9.49 | 9.00 | 9.33 | 23K | +2.08% |
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Start ComparisonMCRB — Frequently Asked Questions
Quick answers to the most common questions about buying MCRB stock.
How has MCRB stock performed recently?
MCRB declined -6.9% over the past year, below its 5-year annualized CAGR of -54.9%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is MCRB's all-time high price?
Seres Therapeutics, Inc. reached $1040.00 on 2015-09-09. The 52-week high is $29.98. Current 1-year return of -6.9% places the stock further from historical peaks.
Where can I download MCRB historical price data?
This page provides MCRB daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2015-2026, downloadable in CSV format.