Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 6 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 13, 2026 ASPN A 8,706 · · 8,706 Direct · Acquired (price as of 2026-10-05)
May 13, 2026 ASPN A 10,370 · · 22,616 Direct +84.68% Acquired (price as of 2026-10-05)
April 30, 2025 ASPN A 9,105 · · 9,105 Direct · Acquired (price as of 2026-10-05)
April 30, 2025 ASPN A 10,370 · · 12,246 Direct +552.77% Acquired (price as of 2026-10-05)
Aug. 14, 2024 ASPN A 1,676 · · 1,676 Direct · Acquired (price as of 2026-10-05)
Aug. 14, 2024 ASPN A 1,876 · · 1,876 Direct · Acquired (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
May 13, 2026 ASPN Stock Options (Right to Buy) Common Stock (8,706) $5.40 May 13, 2036 8,706 Acquired
April 30, 2025 ASPN Stock Options (Right to Buy) Common Stock (9,105) $5.40 April 30, 2035 9,105 Acquired
Aug. 14, 2024 ASPN Stock Option (Right to Buy) Common Stock (1,676) $23.63 Aug. 14, 2034 1,676 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).