Tecogen Inc.· TGEN

🇺🇸 US · MicroBroad USAMEX

IndustrialsElectrical Equipment & PartsWebsite

Price: $3.74
Day: +2.47%
Mkt Cap: $111.89M
52W Range: $1.94 – $12.07
Volume: 169.2K
Beta: 2.12

D55D FrameworkQuarterly Data

Holdings Analysis

Insider activity, institutional flows, and fund ownership.

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Tecogen Inc.

TGEN|Industrials|Electrical Equipment & Parts

Current price: $4

Smart Money

Dimension 5 of 5

Insider Activity, Q2 2026

Latest scored quarter, net flow, and top transactions by value

Net dollar flow$28.7K

Net share flow+17.7K

Purchases2 ($28.7K)

Sales0 ($0)

Top Notable Transactions

Insider

Type

Value

Date

MARXE AUSTIN W & GREENHOUSE DAVID M

Sale

$296.6K

Oct 8

PANORA ROBERT A

Sale

$202.2K

Jun 23

MARXE AUSTIN W & GREENHOUSE DAVID M

Sale

$175.8K

Oct 12

Institutional Ownership, Q1 2026

Ownership share, position changes, share flow, and top holders

Ownership26.1%

13F share flow-88.8%

Investors holding68

+48 adding-38 reducing

New 15Inc 33Red 17Closed 21

Top Institutional Holders

Institution

Value

Change

BARD ASSOCIATES INC

$1.8M

-3.3%

CLEAR HARBOR ASSET MANAGEMENT, LLC

$1.7M

+3.1%

PORTOLAN CAPITAL MANAGEMENT, LLC

$1.1M

-3.7%

HERALD INVESTMENT MANAGEMENT LTD

$1.1M

-3.2%

ETF & Mutual Fund Activity, Q2 2026

Latest meaningful quarter: fund-by-fund buying / unchanged / selling

Funds reporting14

Total shares held1.2M

Share flow+31.5%

4 buying2 selling

Buying 4Unchanged 8Selling 2

Top Fund Holders

Fund

Weight

Change

Fidelity Rutland Square Trust II

748.4K

0.06%

+430.4K

FIDELITY CONCORD STREET TRUST

142.4K

0.05%

+597

RBB FUND, INC.

88.6K

0.06%

Brinker Capital Destinations Trust

36.9K

0.06%

See the complete picture

The full 5D Framework: Business Quality · Peer Comparison · Valuation · Analyst Sentiment · Smart Money

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Generated August 5, 2026

For educational purposes only. Not financial advice. Data may be delayed or incomplete.

Smart Money Sentiment

TGEN Smart Money Sentiment Score

A weighted 1-5 sentiment score across three smart money signals.

Smart Money

3.6/5

Bullish

Weighted across 3 components

Component Breakdown (3 of 3 available)

Insider Activity

40% weight

Institutional Flow

50% weight

+36

Fund Flow

10% weight

+60

Overall Smart Money sentiment of 3.6/5 (Bullish) based on a weighted combination of 3 components. Insider activity uses a relative-baseline comparison against the stock's own history; institutional flow tracks position momentum and 13F share changes; fund flow measures ETF / mutual-fund buying vs selling. Higher scores indicate stronger bullish sentiment from professional investors.Last updated August 4, 2026.

Insider Trading Activity

Insider trading analysis comparing the latest quarter against the stock's own historical baseline.

Insider Activity for TGEN

Net insider share flow by quarter (C-suite & director purchases minus sales)

Neutral

Light insider buying in Q2 2026

Minor: 2 purchases totaling $28.7K (17.7K shares)

Share volume is near the historical average

Notable Recent Transactions, TGEN

Top 8 highest-value recent insider trades

MARXE AUSTIN W & GREENHOUSE DAVID M

Insider

Sell

1,120,481 shares at $0.26

Oct 8, 2009$296.59K

PANORA ROBERT A

COO

Sell

31,800 shares at $6.36

Jun 23, 2025$202.25K

MARXE AUSTIN W & GREENHOUSE DAVID M

Insider

Sell

675,000 shares at $0.26

Oct 12, 2009$175.84K

PANORA ROBERT A

COO

Sell

31,000 shares at $5.00

Jun 4, 2025$155.00K

Lafaille Stephen

Officer

Sell

25,000 shares at $5.98

Jun 6, 2025$149.50K

PANORA ROBERT A

COO

Sell

26,000 shares at $4.69

Jun 3, 2025$121.94K

MAXWELL CHARLEST

Director

Buy

25,000 shares at $4.00

Jan 6, 2017$100.00K

Lafaille Stephen

Officer

Sell

15,000 shares at $5.00

Jun 4, 2025$75.00K

Institutional Ownership Analysis

Institutional ownership analysis with position momentum, 13F share flow, and ownership percentage trends.

Institutional Ownership Over Time for TGEN

Total dollar value invested by institutions each quarter

Bullish Signal

Institutions accumulating in Q1 2026

26.1% institutional ownership

Slight accumulation: 48 adding vs 38 reducing

13F shares increased by 2.2%, a notable change

Momentum weakening from prior quarter

Position Changes

Q1 2026: how are institutions adjusting their positions?

+48 growing-38 shrinkingNet: +10

New (15)

Increased (33)

Reduced (17)

Closed (21)

Top Institutional Holders, TGEN

Largest 1 institutional positions by ownership percentage as of Q2 2026

EVERSOURCE WEALTH ADVISORS, LLC

Ownership

0.00%

-100.0%

ETF and Mutual Fund Holdings

ETF and mutual fund activity breakdown showing buying vs selling funds, top fund holders, and detailed holdings.

Fund Activity

Q2 2026: 14 ETFs and mutual funds reporting

4 buying2 sellingNet: +2

Buying (4)

Unchanged (8)

Selling (2)

Very Bullish

Funds accumulating in Q2 2026

14 ETFs and mutual funds reporting

4 funds buying vs 2 selling

Top Fund Holders, TGEN

Largest 6 ETF and mutual fund positions by shares held as of latest filing

Fidelity Rutland Square Trust II

748.4K

Weight

0.06%

Increased

FIDELITY CONCORD STREET TRUST

142.4K

Weight

0.05%

Increased

RBB FUND, INC.

88.6K

Weight

0.06%

No change

Brinker Capital Destinations Trust

36.9K

Weight

0.06%

No change

GOLDMAN SACHS TRUST

14.2K

Weight

0.01%

No change

SCHWAB CAPITAL TRUST

12.0K

Weight

0.02%

No change

Tecogen Inc.· TGEN

Holdings Analysis

Insider Trading Activity

1.3Transaction History169Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings23Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights

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Holdings Analysis

Insider Trading Activity

1.3Transaction History169Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings23Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights