Gregg Landes

CIK: 0001731877

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (28.6%)

Compensation grants

Other (G, F, J, C, D, …)5 (71.4%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

ASPN

ASPEN AEROGELS INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (7 total)

ASPN
ASPEN AEROGELS INC
Mar 8, 2026
Tax Payment(F)
Direct
1.9K shares at avg. $3.22$6K
ASPN
ASPEN AEROGELS INC
Mar 5, 2026
Tax Payment(F)
Direct
3.8K shares at avg. $3.27$12K
ASPN
ASPEN AEROGELS INC
Mar 4, 2026
Award(A)
Direct
57.5K shares-
ASPN
ASPEN AEROGELS INC
Mar 7, 2025
Tax Payment(F)
Direct
1.9K shares at avg. $7.95$15K
ASPN
ASPEN AEROGELS INC
Mar 5, 2025
Tax Payment(F)
Direct
936 shares at avg. $7.84$7K
ASPN
ASPEN AEROGELS INC
Mar 5, 2025
Award(A)
Direct
24.7K shares-
ASPN
ASPEN AEROGELS INC
Feb 21, 2025
Tax Payment(F)
Direct
499 shares at avg. $8.04$4K

		Type	Shares	Price		Ownership
Mar 8, 2026	ASPN ASPEN AEROGELS INC	Tax Payment(F)	1,924	$3.22	$6,195	Direct
Mar 5, 2026	ASPN ASPEN AEROGELS INC	Tax Payment(F)	3,814	$3.27	$12,472	Direct
Mar 4, 2026	ASPN ASPEN AEROGELS INC	Award(A)	57,462	-	$0	Direct
Mar 7, 2025	ASPN ASPEN AEROGELS INC	Tax Payment(F)	1,924	$7.95	$15,296	Direct
Mar 5, 2025	ASPN ASPEN AEROGELS INC	Tax Payment(F)	936	$7.84	$7,338	Direct
Mar 5, 2025	ASPN ASPEN AEROGELS INC	Award(A)	24,713	-	-	Direct
Feb 21, 2025	ASPN ASPEN AEROGELS INC	Tax Payment(F)	499	$8.04	$4,012	Direct

1-7 of 7 transactions

About Landes Gregg

Landes Gregg (SEC CIK 0001731877) files insider reports with the SEC as SVP, Operations and Strat Deve of ASPEN AEROGELS INC (ASPN).

Signal8 holds 5 ownership filings by Landes Gregg, all Form 4s, filed between Feb 25, 2025 and Mar 10, 2026. Those filings report 7 transactions, from Feb 21, 2025 to Mar 8, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Landes Gregg's filings is in NORTHBOROUGH, MA.

Recent filings by Landes Gregg

Mar 8, 2026: Tax withholding of ASPN shares (Form 4, code F).
Mar 5, 2026: Tax withholding of ASPN shares (Form 4, code F).
Mar 4, 2026: Grant or award of ASPN shares (Form 4, code A).
Mar 7, 2025: Tax withholding of ASPN shares (Form 4, code F).
Mar 5, 2025: Tax withholding of ASPN shares (Form 4, code F).

Other insiders filing for ASPEN AEROGELS INC (ASPN)

DEEGAN GLENN E., CAO, GC & Corp Secretary
Wood River Capital, LLC, Officer
NOGLOWS WILLIAM P, Director
Mitchell Steven R, Director
SWEETNAM JAMES E, Director
Kool Kathleen, Director

How to read Form 4 transaction codes