Tecogen Inc. - Common Stock (NY:TGEN)

2.250 -0.050 (-2.17%)
Official Closing Price Updated: 6:30 PM EDT, Oct 15, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 103,806
Open 2.260
Bid (Size) 2.220 (100)
Ask (Size) 2.300 (3,100)
Prev. Close 2.300
Today's Range 2.210 - 2.300
52wk Range 1.940 - 12.07
Shares Outstanding 24,850,261
Dividend Yield N/A

Performance

52-Week Range 81.4% below 52-week high
2.250
1.9452W Low 12.0752W High
1 Week 18.8% below 1-week high
2.211W Low 2.771W High

Tecogen Inc. - Common Stock (TGEN) traded between $1.94 and $12.07 over the past 52 weeks and last traded at $2.25, 81.4% below its 52-week high. Over the past week it ranged between $2.21 and $2.77.

Past 12 Months
-8.9%
-25.2%
-43.0%
-42.6%
-57.9%
-76.4%
1W -$0.22
1M -$0.76
3M -$1.70
6M -$1.67
YTD -$3.09
1Y -$7.28

TGEN was -76.4% over the past year, -42.6% over six months, -57.9% year to date, -8.9% in the last week.

12 Months vs Market
TGEN
-76.4%
DIA
+12.6%
SPY
+16.5%
QQQ
+21.7%
IWM
+11.0%

Over the past 12 months TGEN returned -76.4% versus DIA (Dow) +12.6%, SPY (S&P 500) +16.5%, QQQ (Nasdaq 100) +21.7% and IWM (Russell 2000) +11.0%.

Volume & Liquidity 0.56× 3-mo avg
Today 103,806 3-mo avg 185.8K
1W
125.6K
1M
136.6K
3M
185.8K
6M
318.3K
YTD
379.2K
1Y
457.3K

TGEN most recently traded 103,806 shares against a 3-month average daily volume of 185.8K.

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Frequently Asked Questions

Is Tecogen Inc. - Common Stock publicly traded?
Yes, Tecogen Inc. - Common Stock is publicly traded.
What exchange does Tecogen Inc. - Common Stock trade on?
Tecogen Inc. - Common Stock trades on the New York Stock Exchange
What is the ticker symbol for Tecogen Inc. - Common Stock?
The ticker symbol for Tecogen Inc. - Common Stock is TGEN on the New York Stock Exchange
What is the current price of Tecogen Inc. - Common Stock?
The current price of Tecogen Inc. - Common Stock is 2.250
When was Tecogen Inc. - Common Stock last traded?
The last trade of Tecogen Inc. - Common Stock was at 10/15/26 06:30 PM ET
What is the market capitalization of Tecogen Inc. - Common Stock?
The market capitalization of Tecogen Inc. - Common Stock is 55.91M
How many shares of Tecogen Inc. - Common Stock are outstanding?
Tecogen Inc. - Common Stock has 56M shares outstanding.
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