TECOGEN INC NEW

Ticker: TGEN CUSIP: 87876P201 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 40,000 Value ($000) $198 Avg Close $7.51 Range $4.62 - $12.07
Q3 2025
Shares 40,000 Value ($000) $352 Avg Close $8.02 Range $5.63 - $11.55
Q2 2025
Shares 42,000 Value ($000) $286 Avg Close $4.01 Range $1.81 - $7.85
Q2 2020
Shares 46,430 Value ($000) $33 Avg Close $0.88 Range $0.60 - $1.28
Q1 2020
Shares 46,430 Value ($000) $43 Avg Close $1.87 Range $0.92 - $2.49
Q4 2019
Shares 46,430 Value ($000) $98 Avg Close $2.39 Range $2.03 - $2.75
Q3 2019
Shares 46,430 Value ($000) $111 Avg Close $2.98 Range $2.11 - $3.75
Q2 2019
Shares 46,430 Value ($000) $174 Avg Close $3.69 Range $3.36 - $4.20
Q1 2019
Shares 46,430 Value ($000) $185 Avg Close $3.85 Range $3.45 - $4.15
Q4 2018
Shares 46,430 Value ($000) $169 Avg Close $3.53 Range $2.95 - $4.00
Q3 2018
Shares 46,430 Value ($000) $146 Avg Close $3.29 Range $2.94 - $3.86
Q2 2018
Shares 46,430 Value ($000) $173 Avg Close $3.45 Range $2.80 - $4.20
Q1 2018
Shares 46,430 Value ($000) $133 Avg Close $2.43 Range $2.05 - $3.09
Q4 2017
Shares 46,430 Value ($000) $125 Avg Close $2.78 Range $2.20 - $3.38
Q3 2017
Shares 67,760 Value ($000) $216 Avg Close $3.24 Range $2.95 - $3.50
Q2 2017
Shares 67,760 Value ($000) $226 Avg Close $3.59 Range $3.04 - $4.17
Q1 2017
Shares 42,000 Value ($000) $159 Avg Close $3.93 Range $3.50 - $4.35
Q4 2016
Shares 46,000 Value ($000) $193 Avg Close $4.14 Range $3.75 - $4.80
Q3 2016
Shares 46,000 Value ($000) $191 Avg Close $4.73 Range $4.00 - $5.20
Q2 2016
Shares 49,300 Value ($000) $251 Avg Close $4.34 Range $3.50 - $5.75
Q1 2016
Shares 50,000 Value ($000) $196 Avg Close $3.78 Range $2.80 - $6.50
Q4 2015
Shares 60,000 Value ($000) $210 Avg Close $3.57 Range $2.46 - $4.10
Q3 2015
Shares 64,000 Value ($000) $221 Avg Close $3.94 Range $2.80 - $4.40
Q2 2015
Shares 65,000 Value ($000) $267 Avg Close $4.52 Range $3.90 - $5.19
Q1 2015
Shares 80,000 Value ($000) $406 Avg Close $5.06 Range $4.55 - $5.65
Q4 2014
Shares 85,000 Value ($000) $444 Avg Close $5.76 Range $4.59 - $7.80
Q3 2014
Shares 96,047 Value ($000) $538 Avg Close $6.04 Range $4.97 - $8.18
Q2 2014
Shares 96,047 Value ($000) $767 Avg Close $8.81 Range $5.06 - $31.31