ASPEN AEROGELS INC (ASPN)

Quarterly Report Filed: 2026-05-08

Key Insights

The filing reveals multiple debt facilities with SOFR-based interest rate structures (First Amendment to Mid-Cap Loan Facility and Asset-Based Revolving Credit Facility), indicating the company has refinanced and updated its capital structure with floating-rate exposure that will increase financing costs if rates remain elevated.
The company shows customer concentration risk with Customer A and Customer B generating significant revenue, representing potential revenue volatility if major customer relationships deteriorate or orders fluctuate.
Thermal Barrier segment appears as a distinct operating segment with international operations (US, Mexico, Germany, Latin America), suggesting geographic and product diversification, though segment profitability metrics are not clearly visible in the index structure provided.

Current Report Filed: 2026-04-21

Key Insights

Manufacturing facility in East Providence, Rhode Island remains offline following an April 8, 2026 explosion originating from a high-temperature oven, creating significant operational disruption and revenue risk until operations resume.
Company has initiated insurance claims for business interruption and property damage, which may partially offset financial losses, but timing and adequacy of coverage recovery remains uncertain.
No fatalities reported with 11 employees transported for evaluation and released, mitigating immediate liability exposure, though investigation is ongoing and could reveal additional safety or operational issues.
Substantial revenue impact expected in Q1 2026 with facility offline; company will provide detailed financial impact assessment in early May earnings release, creating near-term uncertainty for investors.

Insider Trading Filed: 2026-03-10

Key Insights

Gregg Landes, the Chief Operating Officer of Aspen Aerogels Inc., disposed of 1,924 shares of the company's common stock through a share withholding transaction to satisfy minimum tax withholding requirements.
Landes still holds a significant stake of 102,931 shares in the company, indicating his continued commitment to Aspen Aerogels.
The transaction was routine and likely part of a pre-planned arrangement to manage tax obligations related to the vesting of restricted stock units (RSUs).

Insider Trading Filed: 2026-03-10

Key Insights

The reporting person, Donald R. Young, is the President and CEO of Aspen Aerogels Inc., indicating his significant leadership role in the company.
Donald R. Young disposed of 4,275 shares of Aspen Aerogels common stock, likely to satisfy minimum statutory tax withholding requirements on the vesting of his Restricted Stock Units (RSUs).
After the reported transaction, Donald R. Young continues to beneficially own a substantial number of shares (637,834) and RSUs (199,485), suggesting his continued commitment and alignment with the company's long-term success.

Insider Trading Filed: 2026-03-10

Key Insights

The reporting person, Grant Douglas Thoele, who is the Chief Financial Officer and Treasurer of Aspen Aerogels Inc., disposed of 590 shares of the company's common stock to satisfy minimum statutory tax withholding requirements on the vesting of his restricted stock units (RSUs).
Following the reported transaction, the reporting person beneficially owns a total of 77,732 shares, consisting of 10,111 shares of common stock and 67,621 RSUs.
The transaction appears to be a routine practice of an insider selling shares to cover tax obligations, which is a common occurrence for executives holding equity-based compensation.

Insider Trading Filed: 2026-03-10

Key Insights

Corby C. Whitaker, the Chief Commercial Officer of Aspen Aerogels Inc., disposed of 1,924 shares of common stock through a share withholding transaction to satisfy minimum statutory tax withholding requirements on the vesting of restricted stock units (RSUs).
Whitaker continues to beneficially own 205,315 shares of Aspen Aerogels' common stock, including 77,145 RSUs, indicating he maintains a significant ownership stake in the company.
The reported transaction is a routine, non-discretionary event related to the vesting of Whitaker's equity compensation and does not suggest any broader changes in his investment position or outlook on the company.

Insider Trading Filed: 2026-03-06

Key Insights

The reporting person, Grant Douglas Thoele, was granted 55,298 restricted stock units (RSUs) on March 4, 2026, which will vest over the next 3 years.
Thoele also exercised 74,893 stock options with an exercise price of $3.35 on the same date, further increasing his stake in the company.
Thoele sold 2,368 shares on March 5, 2026 to cover the minimum statutory tax withholding requirements on the vesting of the RSUs.

Insider Trading Filed: 2026-03-06

Key Insights

Daniel Santhosh P, the Chief Accounting Officer of Aspen Aerogels Inc (ASPN), disposed of 986 shares of common stock through a stock withholding transaction to satisfy minimum tax withholding requirements on the vesting of restricted stock units (RSUs).
Santhosh P still holds a total of 15,330 shares of ASPN stock, consisting of 5,593 direct shares and 9,737 RSUs, indicating his continued investment in the company.
The stock transaction appears to be a routine event related to the vesting of employee equity compensation, rather than a significant change in Santhosh P's ownership position.

Insider Trading Filed: 2026-03-06

Key Insights

Corby C. Whitaker, the SVP of Sales and Marketing at Aspen Aerogels, has acquired 57,462 shares of the company's common stock, indicating his confidence in the company's future prospects.
Whitaker also received stock options to purchase 77,824 shares of common stock, further aligning his interests with those of the company and its shareholders.
The company's share price of $3.27 at the time of the reported transactions suggests a reasonable valuation, as Whitaker's transactions were executed at the current market price.

Insider Trading Filed: 2026-03-06

Key Insights

Insider Glenn E. Deegan, who is the Chief Accounting Officer, General Counsel, and Corporate Secretary of Aspen Aerogels Inc, acquired 55,503 shares of the company's common stock through restricted stock units that vest over the next 3 years.
Deegan also received 75,171 stock options with an exercise price of $3.35 that vest over the next 3 years, indicating his commitment to the company's long-term success.
The insider buying activity suggests Deegan has a positive outlook on Aspen Aerogels' future performance and is aligning his interests with those of shareholders.

Insider Trading Filed: 2026-03-06

Key Insights

Gregg Landes, the SVP of Operations and Strategic Development, acquired 57,462 restricted stock units (RSUs) on March 4, 2026, which will vest over the next 3 years.
Landes also exercised 77,824 stock options on the same date, with a strike price of $3.35 and an expiration date of March 4, 2036.
Landes sold 3,814 shares to cover the minimum statutory tax withholding requirements on the vesting of the RSUs, indicating a focus on long-term ownership.

Insider Trading Filed: 2026-03-06

Key Insights

Donald R. Young, the President and CEO of Aspen Aerogels, Inc., has been granted 156,716 restricted stock units (RSUs) that will vest over the next 3 years, indicating the company's commitment to retaining its top leadership.
Young also exercised 212,249 stock options with an exercise price of $3.35, suggesting his confidence in the company's long-term growth potential.
The company withheld 8,618 shares from Young to cover minimum statutory tax withholding requirements on the vesting of his RSUs, a common practice for equity-based compensation.

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Important Information