Tecogen Inc. (TGEN)
Since May 12, 2025, Tecogen Inc. (TGEN) has reported earnings 5 times. On average the shares move ±10.35% post-earnings, with a positive reaction 60.0% of the time. Its largest post-earnings gain was +19.81% (May 12, 2026) and its largest decline was -6.09% (Nov 12, 2025).
Earnings reactions
How TGEN moved on each past earnings report.
Earnings Impact
Total Earnings
5
Avg Abs. Movement
±10.35%
Positive %
60.0%
Negative %
40.0%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| May 12, 2026 | ☽ POST | +19.81% | open_in_new |
| Mar 18, 2026 | ☽ POST | +7.09% | open_in_new |
| Nov 12, 2025 | ☽ POST | -6.09% | open_in_new |
| Aug 12, 2025 | ☽ POST | -1.83% | open_in_new |
Earnings Count
5
Total earnings in dataset
Avg Abs. Movement
±10.35%
Avg % price change on earnings
Institutional ownership
Holdings as of Mar 31, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| 8-K | 20260701 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
| 4 | 20260630 | open_in_new SEC.gov |
Frequently asked about TGEN earnings
How much does TGEN stock move after earnings? expand_more
Over 5 reports, TGEN has moved an average of ±10.35% the session after earnings, closing higher 60.0% of the time.
What was TGEN's biggest post-earnings move? expand_more
TGEN's largest post-earnings gain on record was +19.81% on May 12, 2026, and its largest decline was -6.09% on Nov 12, 2025.
Where can I find Tecogen Inc.'s SEC filings? expand_more
All of Tecogen Inc.'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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