TGEN (TGEN) Insider Trading
Over the last 3 months, TGEN insiders made 7 open-market buys and 0 sales, a net purchase of $120K (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 20 institutions increased and 19 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
7
Sells (3m)
0
Net (3m)
$119.6K
Insiders buyingCluster buying
Insider trades by month Buys Sells
Mar
Apr
ContextInstitutions reducing (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Apr 27, 2026 | Ghoniem Ahmeddirector | Option | 12,723 | $0.79 |
| Apr 27, 2026 | Ghoniem Ahmeddirector | Buy | 12,723 | $0.79 |
| Apr 14, 2026 | Hirsch Susan Bdirector | Buy | 5,000 | $3.73 |
| Mar 27, 2026 | Hirsch Susan Bdirector | Buy | 10,000 | $2.54 |
| Mar 27, 2026 | Lewis Earldirector | Buy | 5,000 | $2.52 |
| Mar 23, 2026 | Deschenes Roger P.officer: CAO | Buy | 10,000 | $2.23 |
| Mar 23, 2026 | Hatsopoulos Johndirector | Option | 50,000 | $0.88 |
| Mar 23, 2026 | Rangesh Abinanddirector, officer, other: Chief Executive Officer | Buy | 3,000 | $2.30 |
| Mar 23, 2026 | Whiting John Kimball IVofficer: General Counsel & Secretary | Buy | 10,000 | $2.38 |
Source: TGEN SEC Form 4 filings, latest Apr 27, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their TGEN positions over the last 6 months (SEC Form 13F).
Increased
20
New positions
11
Reduced
19
Sold out
20
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 770K | May 15, 2026 |
| BARD ASSOCIATES INC | Reduced | 688K | May 8, 2026 |
| CLEAR HARBOR ASSET MANAGEMENT, LLC | Increased | 650K | May 5, 2026 |
| PORTOLAN CAPITAL MANAGEMENT, LLC | Reduced | 444K | May 15, 2026 |
| HERALD INVESTMENT MANAGEMENT LTD | Unchanged | 420K | May 13, 2026 |
| AROSA CAPITAL MANAGEMENT LP | Unchanged | 350K | May 15, 2026 |
| PALISADES INVESTMENT PARTNERS, LLC | Reduced | 334K | Apr 30, 2026 |
| UBS GROUP AG | Increased | 320K | May 5, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 294K | May 15, 2026 |
| MEROS INVESTMENT MANAGEMENT, LP | New Position | 292K | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 272K | May 14, 2026 |
| GENDELL JEFFREY L | Reduced | 246K | May 15, 2026 |
| CITADEL ADVISORS LLC | Increased | 232K | May 15, 2026 |
| INTEGRATED WEALTH CONCEPTS LLC | Increased | 218K | May 15, 2026 |
| MARSHALL WACE, LLP | Reduced | 207K | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.