WARDEN KATHY J

PrivateCIK: 1559112

Location

FALLS CHURCH, VA

WARDEN KATHY J

→MERCK & CO., INC.

Jun 2, 2026·Jun 2, 2026

2 txn

MERCK & CO., INC.

13F-HR

Holdings

May 13, 2026·May 13, 2026

SEIDMAN CHRISTINE E

→MERCK & CO., INC.

Apr 1, 2026·Apr 1, 2026

2 txn

SIMPSON KATHRYN G

→NORTHROP GRUMMAN CORP /DE/

Mar 3, 2026·Mar 3, 2026

1 txn

SIMPSON KATHRYN G

144

→NORTHROP GRUMMAN CORP /DE/

Mar 2, 2026·Mar 2, 2026

-3

ROEDER ROSHAN S

→NORTHROP GRUMMAN CORP /DE/

Mar 2, 2026·Mar 2, 2026

2 txn

ROEDER ROSHAN S

144

→NORTHROP GRUMMAN CORP /DE/

Feb 27, 2026·Feb 27, 2026

-4

SIMPSON KATHRYN G

→NORTHROP GRUMMAN CORP /DE/

Feb 20, 2026·Feb 20, 2026

1 txn

ROEDER ROSHAN S

→NORTHROP GRUMMAN CORP /DE/

Feb 20, 2026·Feb 20, 2026

2 txn

ROEDER ROSHAN S

144

→NORTHROP GRUMMAN CORP /DE/

Feb 19, 2026·Feb 19, 2026

-3

SIMPSON KATHRYN G

144

→NORTHROP GRUMMAN CORP /DE/

Feb 19, 2026·Feb 19, 2026

-2

WARDEN KATHY J

→NORTHROP GRUMMAN CORP /DE/

Feb 19, 2026·Feb 19, 2026

3 txn

ROEDER ROSHAN S

→NORTHROP GRUMMAN CORP /DE/

Feb 19, 2026·Feb 19, 2026

5 txn

SIMPSON KATHRYN G

→NORTHROP GRUMMAN CORP /DE/

Feb 19, 2026·Feb 19, 2026

4 txn

MERCK & CO., INC.

13F-HR

Holdings

Feb 17, 2026·Feb 17, 2026

SIMPSON KATHRYN G

144

→NORTHROP GRUMMAN CORP /DE/

Feb 17, 2026·Feb 17, 2026

ROEDER ROSHAN S

144

→NORTHROP GRUMMAN CORP /DE/

Feb 17, 2026·Feb 17, 2026

SIMPSON KATHRYN G

→NORTHROP GRUMMAN CORP /DE/

Feb 13, 2026·Feb 13, 2026

5 txn

WARDEN KATHY J

→NORTHROP GRUMMAN CORP /DE/

Feb 13, 2026·Feb 13, 2026

5 txn

ROEDER ROSHAN S

→NORTHROP GRUMMAN CORP /DE/

Feb 13, 2026·Feb 13, 2026

6 txn

WARDEN KATHY J

→NORTHROP GRUMMAN CORP /DE/

Feb 10, 2026·Feb 10, 2026

7 txn

ZACHARY JENNIFER

144

→MERCK & CO., INC.

Feb 9, 2026·Feb 9, 2026

ZACHARY JENNIFER

→MERCK & CO., INC.

Feb 9, 2026·Feb 9, 2026

9 txn

WARDEN KATHY J

144

→NORTHROP GRUMMAN CORP /DE/

Feb 6, 2026·Feb 6, 2026

WILLIAMS DAVID MICHAEL

144

→MERCK & CO., INC.

Feb 6, 2026·Feb 6, 2026

Page 1 of 19 · 474 total

Filer	Form	Target	Filed	Activity
WARDEN KATHY JCIK · 1559112	4 Trade	MERCK & CO., INC.CIK · 310158	Jun 2, 2026 Jun 2, 2026	2txn
MERCK & CO., INC.CIK · 310158	13F-HR Holdings	—	May 13, 2026 May 13, 2026	—
SEIDMAN CHRISTINE ECIK · 1805745	4 Trade	MERCK & CO., INC.CIK · 310158	Apr 1, 2026 Apr 1, 2026	2txn
SIMPSON KATHRYN GCIK · 1986485	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Mar 3, 2026 Mar 3, 2026	1txn
SIMPSON KATHRYN GCIK · 1986485	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Mar 2, 2026 Mar 2, 2026	—
ROEDER ROSHAN SCIK · 1950117	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Mar 2, 2026 Mar 2, 2026	2txn
ROEDER ROSHAN SCIK · 1950117	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 27, 2026 Feb 27, 2026	—
SIMPSON KATHRYN GCIK · 1986485	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 20, 2026 Feb 20, 2026	1txn
ROEDER ROSHAN SCIK · 1950117	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 20, 2026 Feb 20, 2026	2txn
ROEDER ROSHAN SCIK · 1950117	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 19, 2026 Feb 19, 2026	—
SIMPSON KATHRYN GCIK · 1986485	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 19, 2026 Feb 19, 2026	—
WARDEN KATHY JCIK · 1559112	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 19, 2026 Feb 19, 2026	3txn
ROEDER ROSHAN SCIK · 1950117	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 19, 2026 Feb 19, 2026	5txn
SIMPSON KATHRYN GCIK · 1986485	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 19, 2026 Feb 19, 2026	4txn
MERCK & CO., INC.CIK · 310158	13F-HR Holdings	—	Feb 17, 2026 Feb 17, 2026	—
SIMPSON KATHRYN GCIK · 1986485	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 17, 2026 Feb 17, 2026	—
ROEDER ROSHAN SCIK · 1950117	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 17, 2026 Feb 17, 2026	—
SIMPSON KATHRYN GCIK · 1986485	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 13, 2026 Feb 13, 2026	5txn
WARDEN KATHY JCIK · 1559112	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 13, 2026 Feb 13, 2026	5txn
ROEDER ROSHAN SCIK · 1950117	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 13, 2026 Feb 13, 2026	6txn
WARDEN KATHY JCIK · 1559112	4 Trade	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 10, 2026 Feb 10, 2026	7txn
ZACHARY JENNIFERCIK · 1737231	144 Sale	MERCK & CO., INC.CIK · 310158	Feb 9, 2026 Feb 9, 2026	—
ZACHARY JENNIFERCIK · 1737231	4 Trade	MERCK & CO., INC.CIK · 310158	Feb 9, 2026 Feb 9, 2026	9txn
WARDEN KATHY JCIK · 1559112	144 Sale	NORTHROP GRUMMAN CORP /DE/CIK · 1133421	Feb 6, 2026 Feb 6, 2026	—
WILLIAMS DAVID MICHAELCIK · 1820958	144 Sale	MERCK & CO., INC.CIK · 310158	Feb 6, 2026 Feb 6, 2026	—

Page 1 of 19 · 474 total