LOWINGER TIMOTHY B

PrivateCIK: 1709775

Location

CAMBRIDGE, MA

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 6, 2026·Jan 6, 2026

20 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Jan 6, 2026·Jan 6, 2026

22 txn

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jun 13, 2025·Jun 13, 2025

1 txn

LOWINGER TIMOTHY B

144

→MERSANA THERAPEUTICS, INC.

Jan 17, 2025·Jan 17, 2025

-3

PROTOPAPAS ANNA

144

→MERSANA THERAPEUTICS, INC.

Jan 17, 2025·Jan 17, 2025

-3

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 17, 2025·Jan 17, 2025

5 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Jan 17, 2025·Jan 17, 2025

7 txn

PROTOPAPAS ANNA

144

→MERSANA THERAPEUTICS, INC.

Jan 16, 2025·Jan 16, 2025

-2

LOWINGER TIMOTHY B

144

→MERSANA THERAPEUTICS, INC.

Jan 16, 2025·Jan 16, 2025

-2

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 16, 2025·Jan 16, 2025

5 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Jan 16, 2025·Jan 16, 2025

3 txn

PROTOPAPAS ANNA

144

→MERSANA THERAPEUTICS, INC.

Jan 15, 2025·Jan 15, 2025

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 15, 2025·Jan 15, 2025

5 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Jan 15, 2025·Jan 15, 2025

3 txn

LOWINGER TIMOTHY B

144

→MERSANA THERAPEUTICS, INC.

Oct 7, 2024·Oct 7, 2024

-2

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Oct 7, 2024·Oct 7, 2024

4 txn

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jun 12, 2024·Jun 12, 2024

1 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Jan 17, 2024·Jan 17, 2024

11 txn

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 17, 2024·Jan 17, 2024

11 txn

LOWINGER TIMOTHY B

144

→MERSANA THERAPEUTICS, INC.

Jan 16, 2024·Jan 16, 2024

PROTOPAPAS ANNA

144

→MERSANA THERAPEUTICS, INC.

Jan 16, 2024·Jan 16, 2024

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Sep 13, 2023·Sep 13, 2023

4 txn

LOWINGER TIMOTHY B

→MERSANA THERAPEUTICS, INC.

Sep 7, 2023·Sep 7, 2023

1 txn

YANG ARVIN

→MERSANA THERAPEUTICS, INC.

Jan 18, 2023·Jan 18, 2023

5 txn

PROTOPAPAS ANNA

→MERSANA THERAPEUTICS, INC.

Jan 18, 2023·Jan 18, 2023

12 txn

Page 1 of 3 · 73 total

Filer	Form	Target	Filed	Activity
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 6, 2026 Jan 6, 2026	20txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 6, 2026 Jan 6, 2026	22txn
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jun 13, 2025 Jun 13, 2025	1txn
LOWINGER TIMOTHY BCIK · 1709775	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2025 Jan 17, 2025	—
PROTOPAPAS ANNACIK · 1347582	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2025 Jan 17, 2025	—
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2025 Jan 17, 2025	5txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2025 Jan 17, 2025	7txn
PROTOPAPAS ANNACIK · 1347582	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2025 Jan 16, 2025	—
LOWINGER TIMOTHY BCIK · 1709775	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2025 Jan 16, 2025	—
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2025 Jan 16, 2025	5txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2025 Jan 16, 2025	3txn
PROTOPAPAS ANNACIK · 1347582	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 15, 2025 Jan 15, 2025	—
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 15, 2025 Jan 15, 2025	5txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 15, 2025 Jan 15, 2025	3txn
LOWINGER TIMOTHY BCIK · 1709775	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Oct 7, 2024 Oct 7, 2024	—
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Oct 7, 2024 Oct 7, 2024	4txn
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jun 12, 2024 Jun 12, 2024	1txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2024 Jan 17, 2024	11txn
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 17, 2024 Jan 17, 2024	11txn
LOWINGER TIMOTHY BCIK · 1709775	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2024 Jan 16, 2024	—
PROTOPAPAS ANNACIK · 1347582	144 Sale	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 16, 2024 Jan 16, 2024	—
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Sep 13, 2023 Sep 13, 2023	4txn
LOWINGER TIMOTHY BCIK · 1709775	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Sep 7, 2023 Sep 7, 2023	1txn
YANG ARVINCIK · 1834321	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 18, 2023 Jan 18, 2023	5txn
PROTOPAPAS ANNACIK · 1347582	4 Trade	MERSANA THERAPEUTICS, INC.CIK · 1442836	Jan 18, 2023 Jan 18, 2023	12txn

Page 1 of 3 · 73 total