ASPEN AEROGELS INC

PublicCIK: 1145986

ASPNNYSE

Location

NORTHBOROUGH, MA

NOGLOWS WILLIAM P

→LITTELFUSE INC /DE

Jun 8, 2026·Jun 8, 2026

4 txn

SWEETNAM JAMES E

→REPUBLIC AIRWAYS HOLDINGS INC.

May 26, 2026·May 26, 2026

1 txn

MITCHELL STEVEN R

→ALKAMI TECHNOLOGY, INC.

May 21, 2026·May 21, 2026

2 txn

MITCHELL STEVEN R

→ASPEN AEROGELS INC

May 14, 2026·May 14, 2026

2 txn

SWEETNAM JAMES E

→ASPEN AEROGELS INC

May 14, 2026·May 14, 2026

2 txn

NOGLOWS WILLIAM P

→ASPEN AEROGELS INC

May 14, 2026·May 14, 2026

4 txn

KOOL KATHLEEN

→ASPEN AEROGELS INC

May 14, 2026·May 14, 2026

2 txn

ROBINSON CARI

→ASPEN AEROGELS INC

May 14, 2026·May 14, 2026

2 txn

KOCH, INC.

13F-HR

Holdings

May 12, 2026·May 12, 2026

KOOL KATHLEEN

→OLD DIGIMARC CORP

May 1, 2026·May 1, 2026

1 txn

NOGLOWS WILLIAM P

→LITTELFUSE INC /DE

Apr 24, 2026·Apr 24, 2026

3 txn

MITCHELL STEVEN R

→ALKAMI TECHNOLOGY, INC.

Apr 7, 2026·Apr 7, 2026

2 txn

YOUNG DONALD R

→ASPEN AEROGELS INC

Mar 10, 2026·Mar 10, 2026

1 txn

THOELE GRANT DOUGLAS

→ASPEN AEROGELS INC

Mar 10, 2026·Mar 10, 2026

1 txn

WHITAKER CORBY C

→ASPEN AEROGELS INC

Mar 10, 2026·Mar 10, 2026

1 txn

LANDES GREGG

→ASPEN AEROGELS INC

Mar 10, 2026·Mar 10, 2026

1 txn

RODRIGUEZ RICARDO C.

→AMPRIUS TECHNOLOGIES, INC.

Mar 6, 2026·Mar 6, 2026

1 txn

LANDES GREGG

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

3 txn

DEEGAN GLENN E.

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

2 txn

WHITAKER CORBY C

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

3 txn

DANIEL SANTHOSH P

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

1 txn

YOUNG DONALD R

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

3 txn

THOELE GRANT DOUGLAS

→ASPEN AEROGELS INC

Mar 6, 2026·Mar 6, 2026

3 txn

MITCHELL STEVEN R

→STEPSTONE GROUP INC.

Feb 25, 2026·Feb 25, 2026

3 txn

KOCH, INC.

13F-HR

Holdings

Feb 11, 2026·Feb 11, 2026

Page 1 of 14 · 346 total

Filer	Form	Target	Filed	Activity
NOGLOWS WILLIAM PCIK · 1201094	4 Trade	LITTELFUSE INC /DECIK · 889331	Jun 8, 2026 Jun 8, 2026	4txn
SWEETNAM JAMES ECIK · 1188600	4 Trade	REPUBLIC AIRWAYS HOLDINGS INC.CIK · 810332	May 26, 2026 May 26, 2026	1txn
MITCHELL STEVEN RCIK · 1610279	4 Trade	ALKAMI TECHNOLOGY, INC.CIK · 1529274	May 21, 2026 May 21, 2026	2txn
MITCHELL STEVEN RCIK · 1610279	4 Trade	ASPEN AEROGELS INCCIK · 1145986	May 14, 2026 May 14, 2026	2txn
SWEETNAM JAMES ECIK · 1188600	4 Trade	ASPEN AEROGELS INCCIK · 1145986	May 14, 2026 May 14, 2026	2txn
NOGLOWS WILLIAM PCIK · 1201094	4 Trade	ASPEN AEROGELS INCCIK · 1145986	May 14, 2026 May 14, 2026	4txn
KOOL KATHLEENCIK · 1934384	4 Trade	ASPEN AEROGELS INCCIK · 1145986	May 14, 2026 May 14, 2026	2txn
ROBINSON CARICIK · 2031424	4 Trade	ASPEN AEROGELS INCCIK · 1145986	May 14, 2026 May 14, 2026	2txn
KOCH, INC.CIK · 2027344	13F-HR Holdings	—	May 12, 2026 May 12, 2026	—
KOOL KATHLEENCIK · 1934384	4 Trade	OLD DIGIMARC CORPCIK · 1438231	May 1, 2026 May 1, 2026	1txn
NOGLOWS WILLIAM PCIK · 1201094	4 Trade	LITTELFUSE INC /DECIK · 889331	Apr 24, 2026 Apr 24, 2026	3txn
MITCHELL STEVEN RCIK · 1610279	4 Trade	ALKAMI TECHNOLOGY, INC.CIK · 1529274	Apr 7, 2026 Apr 7, 2026	2txn
YOUNG DONALD RCIK · 1610257	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 10, 2026 Mar 10, 2026	1txn
THOELE GRANT DOUGLASCIK · 2089743	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 10, 2026 Mar 10, 2026	1txn
WHITAKER CORBY CCIK · 1610273	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 10, 2026 Mar 10, 2026	1txn
LANDES GREGGCIK · 1731877	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 10, 2026 Mar 10, 2026	1txn
RODRIGUEZ RICARDO C.CIK · 1920996	4 Trade	AMPRIUS TECHNOLOGIES, INC.CIK · 1899287	Mar 6, 2026 Mar 6, 2026	1txn
LANDES GREGGCIK · 1731877	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	3txn
DEEGAN GLENN E.CIK · 1254044	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	2txn
WHITAKER CORBY CCIK · 1610273	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	3txn
DANIEL SANTHOSH PCIK · 1935618	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	1txn
YOUNG DONALD RCIK · 1610257	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	3txn
THOELE GRANT DOUGLASCIK · 2089743	4 Trade	ASPEN AEROGELS INCCIK · 1145986	Mar 6, 2026 Mar 6, 2026	3txn
MITCHELL STEVEN RCIK · 1610279	4 Trade	STEPSTONE GROUP INC.CIK · 1796022	Feb 25, 2026 Feb 25, 2026	3txn
KOCH, INC.CIK · 2027344	13F-HR Holdings	—	Feb 11, 2026 Feb 11, 2026	—

Page 1 of 14 · 346 total