Stocks · Industrials · Wholesale-Lumber & Other Construction Materials

ASPEN AEROGELS INC

ASPN Clue Score40
United States Fiscal year ends December CIK 0001145986
5.65
+0.36%
Close, 9 Oct 2026 · USD

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
5.65 on 9 Oct 2026
9 6 3 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $8.46 14 Oct 2025 $8.09 15 Oct 2025 $8.82 16 Oct 2025 $8.31 17 Oct 2025 $7.94 20 Oct 2025 $8.31 21 Oct 2025 $7.92 22 Oct 2025 $7.81 23 Oct 2025 $8.15 24 Oct 2025 $8.50 27 Oct 2025 $8.13 28 Oct 2025 $7.99 29 Oct 2025 $7.90 30 Oct 2025 $7.53 31 Oct 2025 $8.14 3 Nov 2025 $7.75 4 Nov 2025 $7.19 5 Nov 2025 $7.41 6 Nov 2025 $4.11 7 Nov 2025 $3.86 10 Nov 2025 $3.67 11 Nov 2025 $3.62 12 Nov 2025 $3.43 13 Nov 2025 $3.22 14 Nov 2025 $3.08 17 Nov 2025 $3.06 18 Nov 2025 $3.12 19 Nov 2025 $3.08 20 Nov 2025 $2.93 21 Nov 2025 $3.10 24 Nov 2025 $3.13 25 Nov 2025 $3.21 26 Nov 2025 $3.16 28 Nov 2025 $3.22 1 Dec 2025 $3.36 2 Dec 2025 $3.42 3 Dec 2025 $3.48 4 Dec 2025 $3.63 5 Dec 2025 $3.54 8 Dec 2025 $3.29 9 Dec 2025 $3.30 10 Dec 2025 $3.30 11 Dec 2025 $3.37 12 Dec 2025 $3.22 15 Dec 2025 $3.11 16 Dec 2025 $3.08 17 Dec 2025 $2.94 18 Dec 2025 $2.90 19 Dec 2025 $2.96 22 Dec 2025 $2.91 23 Dec 2025 $2.95 24 Dec 2025 $2.97 26 Dec 2025 $2.94 29 Dec 2025 $2.97 30 Dec 2025 $2.95 31 Dec 2025 $2.83 2 Jan 2026 $2.89 5 Jan 2026 $3.24 6 Jan 2026 $3.33 7 Jan 2026 $3.24 8 Jan 2026 $3.29 9 Jan 2026 $3.30 12 Jan 2026 $3.36 13 Jan 2026 $3.46 14 Jan 2026 $3.46 15 Jan 2026 $3.45 16 Jan 2026 $3.47 20 Jan 2026 $3.52 21 Jan 2026 $3.58 22 Jan 2026 $3.90 23 Jan 2026 $3.82 26 Jan 2026 $3.57 27 Jan 2026 $3.54 28 Jan 2026 $3.43 29 Jan 2026 $3.61 30 Jan 2026 $3.37 2 Feb 2026 $3.25 3 Feb 2026 $3.35 4 Feb 2026 $3.29 5 Feb 2026 $3.08 6 Feb 2026 $3.43 9 Feb 2026 $3.47 10 Feb 2026 $3.48 11 Feb 2026 $3.51 12 Feb 2026 $3.33 13 Feb 2026 $3.53 17 Feb 2026 $3.56 18 Feb 2026 $3.49 19 Feb 2026 $3.62 20 Feb 2026 $3.61 23 Feb 2026 $3.54 24 Feb 2026 $3.56 25 Feb 2026 $2.57 26 Feb 2026 $3.14 27 Feb 2026 $3.12 2 Mar 2026 $3.28 3 Mar 2026 $3.34 4 Mar 2026 $3.35 5 Mar 2026 $3.27 6 Mar 2026 $3.22 9 Mar 2026 $3.21 10 Mar 2026 $3.25 11 Mar 2026 $3.26 12 Mar 2026 $3.59 13 Mar 2026 $3.65 16 Mar 2026 $3.39 17 Mar 2026 $3.29 18 Mar 2026 $3.23 19 Mar 2026 $3.23 20 Mar 2026 $3.06 23 Mar 2026 $3.26 24 Mar 2026 $3.24 25 Mar 2026 $3.44 26 Mar 2026 $3.42 27 Mar 2026 $3.30 30 Mar 2026 $3.17 31 Mar 2026 $3.42 1 Apr 2026 $3.47 2 Apr 2026 $3.69 6 Apr 2026 $3.78 7 Apr 2026 $3.69 8 Apr 2026 $3.71 9 Apr 2026 $3.74 10 Apr 2026 $3.34 13 Apr 2026 $3.53 14 Apr 2026 $3.31 15 Apr 2026 $3.33 16 Apr 2026 $3.52 17 Apr 2026 $3.48 20 Apr 2026 $3.56 21 Apr 2026 $3.55 22 Apr 2026 $3.25 23 Apr 2026 $3.36 24 Apr 2026 $3.50 27 Apr 2026 $3.64 28 Apr 2026 $3.61 29 Apr 2026 $3.61 30 Apr 2026 $3.71 1 May 2026 $4.27 4 May 2026 $3.88 5 May 2026 $4.14 6 May 2026 $4.12 7 May 2026 $5.12 8 May 2026 $5.04 11 May 2026 $5.12 12 May 2026 $5.06 13 May 2026 $5.40 14 May 2026 $5.82 15 May 2026 $5.60 18 May 2026 $5.33 19 May 2026 $5.06 20 May 2026 $5.10 21 May 2026 $5.47 22 May 2026 $5.79 26 May 2026 $5.97 27 May 2026 $6.36 28 May 2026 $6.37 29 May 2026 $6.40 1 Jun 2026 $6.22 2 Jun 2026 $6.22 3 Jun 2026 $5.90 4 Jun 2026 $6.23 5 Jun 2026 $5.64 8 Jun 2026 $5.64 9 Jun 2026 $5.52 10 Jun 2026 $5.44 11 Jun 2026 $5.72 12 Jun 2026 $5.92 15 Jun 2026 $6.04 16 Jun 2026 $5.82 17 Jun 2026 $6.05 18 Jun 2026 $6.32 22 Jun 2026 $6.37 23 Jun 2026 $5.90 24 Jun 2026 $5.73 25 Jun 2026 $5.68 26 Jun 2026 $5.63 29 Jun 2026 $5.98 30 Jun 2026 $6.34 1 Jul 2026 $5.93 2 Jul 2026 $5.58 6 Jul 2026 $5.47 7 Jul 2026 $5.14 8 Jul 2026 $5.19 9 Jul 2026 $5.24 10 Jul 2026 $5.16 13 Jul 2026 $5.18 14 Jul 2026 $5.27 15 Jul 2026 $5.30 16 Jul 2026 $5.05 17 Jul 2026 $5.13 20 Jul 2026 $5.03 21 Jul 2026 $5.43 22 Jul 2026 $5.31 23 Jul 2026 $5.16 24 Jul 2026 $4.67 27 Jul 2026 $4.65 28 Jul 2026 $4.39 29 Jul 2026 $4.09 30 Jul 2026 $4.51 31 Jul 2026 $4.63 3 Aug 2026 $4.73 4 Aug 2026 $5.06 5 Aug 2026 $5.01 6 Aug 2026 $6.89 7 Aug 2026 $6.25 10 Aug 2026 $6.29 11 Aug 2026 $6.14 12 Aug 2026 $6.15 13 Aug 2026 $6.07 14 Aug 2026 $5.85 17 Aug 2026 $5.82 18 Aug 2026 $5.58 19 Aug 2026 $5.45 20 Aug 2026 $5.11 21 Aug 2026 $5.18 24 Aug 2026 $5.01 25 Aug 2026 $5.23 26 Aug 2026 $5.19 27 Aug 2026 $5.23 28 Aug 2026 $4.93 31 Aug 2026 $4.93 1 Sep 2026 $4.84 2 Sep 2026 $4.92 3 Sep 2026 $4.78 4 Sep 2026 $4.92 8 Sep 2026 $4.91 9 Sep 2026 $4.84 10 Sep 2026 $4.76 11 Sep 2026 $4.91 14 Sep 2026 $4.87 15 Sep 2026 $4.86 16 Sep 2026 $4.93 17 Sep 2026 $5.13 18 Sep 2026 $5.07 21 Sep 2026 $5.19 22 Sep 2026 $5.48 23 Sep 2026 $5.68 24 Sep 2026 $5.30 25 Sep 2026 $5.22 28 Sep 2026 $5.17 29 Sep 2026 $5.22 30 Sep 2026 $5.48 1 Oct 2026 $5.56 2 Oct 2026 $5.69 5 Oct 2026 $5.69 6 Oct 2026 $5.87 7 Oct 2026 $5.78 8 Oct 2026 $5.63 9 Oct 2026 $5.65 Young Donald R President and CEO Sold on a plan $183.61K 13 Nov 2025 · at $3.23 · 10.3% of stake Wood River Capital, LLC Former 10% Owner Sold at will $58.09M 23 Sep 2026 · at $4.73 · 100% of stake
0 buys1 sale at will1 planned sale

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$271.10M
Net income
$389.55M
Free cash flow
$4.58M
Gross margin
17.0%
Operating margin
-139.5%
Net margin
-143.7%
Return on equity
-165.4%
Return on capital
-91.6%
Debt to equity
0.38
Revenue growth, 1 yr
-40.1%
Revenue growth, 5 yr
22.0% a year

Revenue and net income

Fiscal years, as filed with the SEC · point at a year for the detail
100M -22M FY20 Fiscal year 2020 Revenue $100.27M Net income $21.81M Margin -21.7% 122M -37M FY21 Fiscal year 2021 Revenue $121.62M Net income $37.09M Margin -30.5% · growth +21.3% 180M -83M FY22 Fiscal year 2022 Revenue $180.36M Net income $82.74M Margin -45.9% · growth +48.3% 239M -46M FY23 Fiscal year 2023 Revenue $238.72M Net income $45.81M Margin -19.2% · growth +32.4% 453M 13M FY24 Fiscal year 2024 Revenue $452.70M Net income $13.38M Margin 3.0% · growth +89.6% 271M -390M FY25 Fiscal year 2025 Revenue $271.10M Net income $389.55M Margin -143.7% · growth -40.1%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
23 Sep 2026 Wood River Capital, LLC
Former 10% Owner
Sold at will $58.09M 100%
13 Nov 2025 Young Donald R
President and CEO
Sold on a plan $183.61K 10.3%
13 Aug 2025 Daniel Santhosh P
Chief Accounting Officer
Sold at will $15.08K 10.1%
12 Aug 2025 Daniel Santhosh P
Chief Accounting Officer
Sold at will $32.24K 18.2%
12 May 2025 Young Donald R
President and CEO
Bought $107.00K 3.8%
30 Sep 2024 Young Donald R
President and CEO
Sold on a plan $1.90M 11.6%