ASPEN AEROGELS INC (ASPN)
Since Jul 29, 2021, ASPEN AEROGELS INC (ASPN) has reported earnings 21 times. On average the shares move ±17.54% post-earnings, with a positive reaction 61.9% of the time. Its largest post-earnings gain was +56.7% (May 01, 2024) and its largest decline was -44.53% (Nov 06, 2025). The next earnings report is predicted for 2026-11-06 (estimated).
Earnings reactions
How ASPN moved on each past earnings report.
Earnings Impact
Total Earnings
21
Avg Abs. Movement
±17.54%
Positive %
61.9%
Negative %
38.1%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| Aug 06, 2026 | ☀ PRE | +37.6% | open_in_new |
| May 07, 2026 | ☀ PRE | +24.06% | open_in_new |
| Feb 25, 2026 | ☀ PRE | -27.81% | open_in_new |
| Nov 06, 2025 | ☀ PRE | -44.53% | open_in_new |
Earnings Count
21
Total earnings in dataset
Avg Abs. Movement
±17.54%
Avg % price change on earnings
Institutional ownership
Holdings as of Jun 30, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| SCHEDULE 13G/A | 20260813 | open_in_new SEC.gov |
| 144 | 20260810 | open_in_new SEC.gov |
| 10-Q | 20260807 | open_in_new SEC.gov |
| 8-K | 20260806 | open_in_new SEC.gov |
| 4 | 20260626 | open_in_new SEC.gov |
| 8-K | 20260518 | open_in_new SEC.gov |
| 4 | 20260514 | open_in_new SEC.gov |
| 4 | 20260514 | open_in_new SEC.gov |
| 4 | 20260514 | open_in_new SEC.gov |
| 4 | 20260514 | open_in_new SEC.gov |
Frequently asked about ASPN earnings
When does ASPEN AEROGELS INC report earnings next? expand_more
ASPEN AEROGELS INC (ASPN)'s next earnings date is estimated for 2026-11-06. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does ASPN stock move after earnings? expand_more
Over 21 reports, ASPN has moved an average of ±17.54% the session after earnings, closing higher 61.9% of the time.
What was ASPN's biggest post-earnings move? expand_more
ASPN's largest post-earnings gain on record was +56.7% on May 01, 2024, and its largest decline was -44.53% on Nov 06, 2025.
Where can I find ASPEN AEROGELS INC's SEC filings? expand_more
All of ASPEN AEROGELS 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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