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$ASPN All transactions

ASPEN AEROGELS INC

A

$ Value

$0

Shares

156,716

Price

$0

Filed

Mar 6

Insider

Name

Young Donald R

Title

President and CEO

CIK

0001610257

Roles

Director Officer

Transaction Details

Transaction Date

2026-03-04

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

650,727

Footnotes

Each Restricted Stock Unit ("RSU") represents the right to receive one share of Common Stock upon vesting. The RSUs vest as to one-third of the shares on March 4, 2027, an additional one-third of the shares on March 4, 2028 and the remaining one-third of the shares on March 4, 2029. | Shares withheld by Registrant to satisfy the minimum statutory tax withholding requirements on vesting of Restricted Stock Units ("RSUs"). | Represents 430,387 shares of Common Stock and 211,722 RSUs. | The options vest as to one-third of the shares on March 4, 2027, an additional one-third of the shares on March 4, 2028 and the remaining one-third of the shares on March 4, 2029.

Filing Info

Accession No.

0001193125-26-096830

Form Type

4

Issuer CIK

0001145986

Young Donald R's History

Date Ticker Type Value
2026-03-08 ASPN F $14K
2026-03-05 ASPN F $28K
2026-03-04 ASPN A $0
2026-03-04 ASPN A $0
2025-11-13 ASPN $184K
2025-05-12 ASPN $107K

Other Insiders at ASPN (90d)

Insider Bought Sold Last
DEEGAN GLENN E.
CAO, GC & Corp Secretary
2026-03-04
Young Donald R
President and CEO
2026-03-08
Whitaker Corby C
Chief Commercial Officer
2026-03-08
Whitaker Corby C
SVP, Sales and Marketing
2026-03-05
Landes Gregg
Chief Operating Officer
2026-03-08
Landes Gregg
SVP, Operations and Strat Deve
2026-03-05
Daniel Santhosh P
Chief Accounting Officer
2026-03-05
Thoele Grant Douglas
CFO & Treasurer
2026-03-08