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2.27
6.42%
0.09
Tecogen Inc Stock (TGEN) Price History
The historical daily chart and data for Tecogen Inc stock (TGEN), show that the latest closing stock price as of March 20, 2026, is $2.27.
- Tecogen Inc all-time high stock price is $12.07, occurred on October 15, 2025.
- The lowest Tecogen Inc stock price recorded was $1.94 on March 18, 2026. Since then, Tecogen Inc's stock price has risen over 17.01% to $2.27 now.
- The 52-week high stock price for TGEN is $12.07, representing a 431.72% increase from the current share price, occurred on October 15, 2025.
- The 52-week low stock price for TGEN is $1.94, indicating a -14.54% decrease from the current share price, occurred on March 18, 2026.
The table below shows more information about TGEN historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Mar 20, 2026 | $2.37 | $2.18 | $0.1895 | 221,439.0 | +4.59% |
| Mar 19, 2026 | $2.25 | $2.06 | $0.1899 | 546,421.0 | +9.00% |
| Mar 18, 2026 | $2.83 | $1.94 | $0.89 | 2,472,246.0 | -29.58% |
| Mar 17, 2026 | $2.97 | $2.74 | $0.2299 | 360,466.0 | +3.27% |
| Mar 16, 2026 | $2.92 | $2.69 | $0.235 | 146,110.0 | -0.36% |
| Mar 13, 2026 | $2.95 | $2.63 | $0.32 | 330,123.0 | +1.85% |
| Mar 12, 2026 | $2.79 | $2.62 | $0.17 | 416,381.0 | -4.24% |
| Mar 11, 2026 | $2.88 | $2.66 | $0.215 | 275,422.0 | +0.71% |
| Mar 10, 2026 | $2.98 | $2.77 | $0.21 | 209,876.0 | -3.77% |
| Mar 09, 2026 | $2.95 | $2.82 | $0.1299 | 206,791.0 | -2.01% |
| Mar 06, 2026 | $3.18 | $2.71 | $0.4722 | 752,569.0 | -6.88% |
| Mar 05, 2026 | $3.34 | $3.06 | $0.28 | 193,538.0 | -3.03% |
| Mar 04, 2026 | $3.50 | $3.25 | $0.2493 | 234,894.0 | +2.17% |
| Mar 03, 2026 | $3.37 | $3.15 | $0.22 | 291,614.0 | -6.38% |
| Mar 02, 2026 | $3.59 | $3.37 | $0.22 | 177,972.0 | -0.58% |
| Feb 27, 2026 | $3.78 | $3.37 | $0.41 | 379,529.0 | -10.34% |
| Feb 26, 2026 | $3.92 | $3.68 | $0.24 | 140,471.0 | +2.93% |
| Feb 25, 2026 | $3.86 | $3.67 | $0.19 | 163,419.0 | +2.17% |
| Feb 24, 2026 | $3.75 | $3.38 | $0.37 | 119,244.0 | +5.75% |
| Feb 23, 2026 | $3.58 | $3.43 | $0.151 | 169,835.0 | -1.69% |
| Feb 20, 2026 | $3.76 | $3.53 | $0.23 | 157,358.0 | -3.80% |
| Feb 19, 2026 | $3.68 | $3.37 | $0.31 | 170,574.0 | +4.55% |
| Feb 18, 2026 | $3.99 | $3.47 | $0.52 | 261,396.0 | -8.57% |
Tecogen Inc Stock (TGEN) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Tecogen Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of TGEN shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Tecogen Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.
Tecogen Inc Stock (TGEN) Price History 2026
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Mar, 2026 | $3.59 | $1.94 | $1.65 | 6,835,862.0 | -34.29% |
| Feb, 2026 | $4.21 | $3.37 | $0.845 | 4,946,301.0 | -7.22% |
| Jan, 2026 | $5.79 | $3.71 | $2.08 | 14,447,532.0 | -24.29% |
Tecogen Inc Stock (TGEN) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2025 | $7.51 | $4.62 | $2.89 | 13,154,768.0 | -34.05% |
| Nov, 2025 | $10.47 | $5.97 | $4.50 | 11,873,708.0 | -25.25% |
| Oct, 2025 | $12.07 | $7.82 | $4.25 | 21,523,925.0 | +13.28% |
| Sep, 2025 | $10.25 | $6.33 | $3.92 | 15,523,972.0 | +15.31% |
| Aug, 2025 | $11.55 | $7.20 | $4.35 | 18,847,169.0 | -21.07% |
| Jul, 2025 | $10.04 | $5.63 | $4.41 | 21,962,065.0 | +42.35% |
| Jun, 2025 | $7.85 | $4.52 | $3.33 | 9,609,568.0 | +43.46% |
| May, 2025 | $5.61 | $3.02 | $2.59 | 8,307,703.0 | +0.00% |
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Volume (24h):