TECOGEN INC NEW

Ticker: TGEN CUSIP: 87876P201 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2025
Shares 871,840 Value ($000) $4,307 Avg Close $7.51 Range $4.62 - $12.07
Q3 2025
Shares 870,440 Value ($000) $7,669 Avg Close $8.02 Range $5.63 - $11.55
Q2 2025
Shares 825,643 Value ($000) $5,614 Avg Close $4.01 Range $1.81 - $7.85
Q1 2020
Shares 288,042 Value ($000) $268 Avg Close $1.87 Range $0.92 - $2.49
Q4 2019
Shares 401,044 Value ($000) $850 Avg Close $2.39 Range $2.03 - $2.75
Q3 2019
Shares 472,159 Value ($000) $1,124 Avg Close $2.98 Range $2.11 - $3.75
Q2 2019
Shares 437,659 Value ($000) $1,642 Avg Close $3.69 Range $3.36 - $4.20
Q1 2019
Shares 424,219 Value ($000) $1,692 Avg Close $3.85 Range $3.45 - $4.15
Q4 2018
Shares 422,119 Value ($000) $1,532 Avg Close $3.53 Range $2.95 - $4.00
Q3 2018
Shares 409,377 Value ($000) $1,290 Avg Close $3.29 Range $2.94 - $3.86
Q2 2018
Shares 409,377 Value ($000) $1,523 Avg Close $3.45 Range $2.80 - $4.20
Q1 2018
Shares 397,728 Value ($000) $1,138 Avg Close $2.43 Range $2.05 - $3.09
Q4 2017
Shares 391,424 Value ($000) $1,057 Avg Close $2.78 Range $2.20 - $3.38
Q3 2017
Shares 352,617 Value ($000) $1,125 Avg Close $3.24 Range $2.95 - $3.50
Q2 2017
Shares 352,617 Value ($000) $1,174 Avg Close $3.59 Range $3.04 - $4.17