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5.93
2.91%
0.26
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 June 17, 2026, is $5.93.
- 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 205.67% to $5.93 now.
- The 52-week high stock price for TGEN is $12.07, representing a 103.54% increase from the current share price, occurred on October 15, 2025.
- The 52-week low stock price for TGEN is $1.94, indicating a -67.28% 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 |
|---|---|---|---|---|---|
| Jun 17, 2026 | $5.98 | $5.77 | $0.21 | 22,096.0 | +4.58% |
| Jun 16, 2026 | $6.08 | $5.55 | $0.53 | 163,315.0 | -0.18% |
| Jun 15, 2026 | $6.18 | $5.62 | $0.565 | 215,303.0 | -0.87% |
| Jun 12, 2026 | $5.95 | $5.53 | $0.42 | 195,509.0 | +0.35% |
| Jun 11, 2026 | $5.71 | $5.21 | $0.50 | 248,627.0 | +7.33% |
| Jun 10, 2026 | $5.85 | $5.24 | $0.61 | 240,010.0 | -6.17% |
| Jun 09, 2026 | $6.34 | $5.30 | $1.04 | 610,946.0 | -6.90% |
| Jun 08, 2026 | $6.36 | $6.00 | $0.36 | 343,457.0 | +6.10% |
| Jun 05, 2026 | $7.19 | $5.70 | $1.49 | 547,628.0 | -16.81% |
| Jun 04, 2026 | $7.43 | $6.40 | $1.03 | 390,780.0 | +1.17% |
| Jun 03, 2026 | $7.01 | $6.32 | $0.69 | 442,085.0 | +4.28% |
| Jun 02, 2026 | $6.90 | $6.42 | $0.48 | 413,327.0 | -4.66% |
| Jun 01, 2026 | $6.95 | $6.02 | $0.93 | 516,306.0 | +10.47% |
| May 29, 2026 | $6.51 | $5.90 | $0.61 | 262,378.0 | -2.51% |
| May 28, 2026 | $6.72 | $6.27 | $0.45 | 324,800.0 | -3.04% |
| May 27, 2026 | $6.98 | $6.00 | $0.98 | 892,264.0 | +8.60% |
| May 26, 2026 | $6.39 | $5.75 | $0.64 | 535,633.0 | +5.40% |
| May 22, 2026 | $5.83 | $5.50 | $0.3271 | 391,172.0 | +3.99% |
| May 21, 2026 | $5.54 | $5.29 | $0.2468 | 181,454.0 | +4.15% |
| May 20, 2026 | $5.84 | $5.16 | $0.68 | 441,776.0 | -1.12% |
| May 19, 2026 | $6.11 | $5.35 | $0.755 | 553,961.0 | -15.59% |
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 |
|---|---|---|---|---|---|
| Jun, 2026 | $7.43 | $5.21 | $2.22 | 4,349,389.0 | -4.52% |
| May, 2026 | $7.18 | $3.65 | $3.53 | 12,633,268.0 | +29.92% |
| Apr, 2026 | $5.07 | $2.47 | $2.60 | 11,686,965.0 | +86.72% |
| Mar, 2026 | $3.59 | $1.94 | $1.65 | 10,161,369.0 | -26.22% |
| 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% |
1.48%
1.14%
Cap:
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Volume (24h):