Synlogic, Inc. (SYBX) Stock Price History
Historical prices from 2015 to 2026
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Historical Performance
Short-Term Returns
SYBX Stock Price Trajectory (2015–2026)
As of March 5, 2026, Synlogic, Inc. (SYBX) trades at $0.60, representing a -53.1% return over the past year. The stock has delivered a -58.9% return over five years, reflecting challenging market conditions.
The stock reached its all-time high of $478.80 on May 3, 2016. From this peak, SYBX has corrected -99.9%, currently trading 54% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers PHGE (-48.8% 1Y), ARMP (+474.8% 1Y), and MCRB (-40.3% 1Y), SYBX has underperformed the peer group average. Compare SYBX vs PHGE →
Historical Price Data
Showing 30 of 2,620 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-03-04 | 0.60 | 0.60 | 0.60 | 0.60 | 134 | 0.00% |
| 2026-03-03 | 0.60 | 0.60 | 0.59 | 0.60 | 52K | -7.69% |
| 2026-03-02 | 0.62 | 0.65 | 0.62 | 0.65 | 41K | +4.84% |
| 2026-02-27 | 0.62 | 0.62 | 0.62 | 0.62 | 219 | 0.00% |
| 2026-02-26 | 0.62 | 0.67 | 0.62 | 0.62 | 1K | 0.00% |
| 2026-02-25 | 0.62 | 0.62 | 0.62 | 0.62 | 7K | 0.00% |
| 2026-02-24 | 0.62 | 0.63 | 0.62 | 0.62 | 7K | +0.49% |
| 2026-02-23 | 0.61 | 0.62 | 0.61 | 0.62 | 3K | +1.15% |
| 2026-02-20 | 0.60 | 0.61 | 0.60 | 0.61 | 0 | +1.67% |
| 2026-02-19 | 0.60 | 0.60 | 0.60 | 0.60 | 6 | 0.00% |
| 2026-02-18 | 0.60 | 0.60 | 0.60 | 0.60 | 3 | -3.54% |
| 2026-02-13 | 0.63 | 0.63 | 0.60 | 0.62 | 5K | 0.00% |
| 2026-02-12 | 0.62 | 0.62 | 0.62 | 0.62 | 300 | -6.47% |
| 2026-02-11 | 0.65 | 0.67 | 0.62 | 0.67 | 19K | +8.48% |
| 2026-02-10 | 0.61 | 0.66 | 0.61 | 0.61 | 20K | -1.13% |
| 2026-02-09 | 0.59 | 0.62 | 0.59 | 0.62 | 16K | +4.20% |
| 2026-02-06 | 0.65 | 0.65 | 0.59 | 0.59 | 2K | -5.56% |
| 2026-02-05 | 0.64 | 0.65 | 0.57 | 0.63 | 39K | -0.79% |
| 2026-02-04 | 0.65 | 0.65 | 0.64 | 0.64 | 4K | 0.00% |
| 2026-02-03 | 0.64 | 0.64 | 0.64 | 0.64 | 3K | +0.32% |
| 2026-02-02 | 0.63 | 0.63 | 0.63 | 0.63 | 1K | +0.48% |
| 2026-01-30 | 0.63 | 0.66 | 0.63 | 0.63 | 7K | 0.00% |
| 2026-01-29 | 0.63 | 0.63 | 0.62 | 0.63 | 34K | +1.61% |
| 2026-01-28 | 0.61 | 0.62 | 0.61 | 0.62 | 11K | +3.33% |
| 2026-01-27 | 0.59 | 0.62 | 0.59 | 0.60 | 54K | +0.84% |
| 2026-01-26 | 0.57 | 0.60 | 0.57 | 0.59 | 19K | +5.31% |
| 2026-01-23 | 0.57 | 0.60 | 0.54 | 0.56 | 353K | -1.05% |
| 2026-01-22 | 0.58 | 0.62 | 0.56 | 0.57 | 353K | -7.90% |
| 2026-01-21 | 0.57 | 0.65 | 0.56 | 0.62 | 348K | +10.71% |
| 2026-01-20 | 0.78 | 0.78 | 0.56 | 0.56 | 3.55M | -50.00% |
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See how SYBX stacks up against sector leader Eli Lilly and Company.
Start ComparisonFrequently Asked Questions
How has SYBX stock performed recently?
SYBX declined -53.1% over the past year, below its 5-year annualized CAGR of -58.9%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is SYBX's all-time high price?
Synlogic, Inc. reached $478.80 on 2016-05-03. The 52-week high is $1.96. Current 1-year return of -53.1% places the stock further from historical peaks.
Where can I download SYBX historical price data?
This page provides SYBX daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2015-2026, downloadable in CSV format.