← Back

$ Value

$209K

Shares

25,000

Price

$8

Filed

Jul 28

Insider

Name

LEWIS EARL R

Title

CIK

0001230427

Roles

Director

Transaction Details

Transaction Date

2025-07-24

Code

A

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

91,250

Footnotes

Vests 25% per year

Filing Info

Accession No.

0001537435-25-000115

Form Type

4

Issuer CIK

0001537435

LEWIS EARL R's History

Date Ticker Type Value
2026-03-27 TGEN $13K
2026-03-26 TGEN $14K
2025-07-24 TGEN A $209K
2025-05-06 TGEN X $26K
2025-05-06 TGEN X $15K
2025-05-06 TGEN X $7K
2025-05-01 TGEN J $514K

Other Insiders at TGEN (90d)

Insider Bought Sold Last
Hirsch Susan B $44K 2026-04-13
Lewis Earl $27K 2026-03-27
Whiting John Kimball IV
General Counsel & Secretary
$24K 2026-03-23
Deschenes Roger P.
CAO
$22K 2026-03-20
Rangesh Abinand
Chief Executive Officer
$7K 2026-03-20
Hatsopoulos John 2026-03-20