Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Mersana Therapeutics Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2023-01-13
Sale
2023-01-18
8:29 pm
Mersana Therapeutics Inc.MRSNYang Arvin
SVP Chief Medical Officer
2,209$5.74$12,680317,903
(Direct)
View
2023-01-13
Sale
2023-01-18
8:24 pm
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
17,346$5.74$99,5661,159,198
(Indirect
Direct)
View
2023-01-13
Sale
2023-01-18
8:20 pm
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
3,575$5.74$20,52196,047
(Direct)
View
2023-01-13
Sale
2023-01-18
8:18 pm
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
SVP CMO
458$5.74$2,629166,137
(Direct)
View
2023-01-13
Sale
2023-01-18
8:14 pm
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
6,233$5.74$35,777423,487
(Direct)
View
2023-01-13
Sale
2023-01-18
8:12 pm
Mersana Therapeutics Inc.MRSNDeSchuytner Brian
SVP Chief Financial Officer
5,131$5.74$29,452287,989
(Direct)
View
2023-01-13
Sale
2023-01-18
8:09 pm
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
SVP Chief Legal Officer
782$5.74$4,489215,603
(Direct)
View
2022-11-30
Sale
2022-12-02
4:01 pm
Mersana Therapeutics Inc.MRSNYang Arvin
Chief Medical Officer
5,527$6.59$36,42325,946
(Direct)
View
2022-08-16
Sale
2022-08-18
4:40 pm
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
Chief Manufacturing Officer
1,879$7.1$13,34123,121
(Direct)
View
2022-05-31
Purchase
2022-06-02
6:17 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
95,519$3.2659$311,9588,663,673
(Indirect)
View
2022-05-24
Purchase
2022-05-26
6:02 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
265,155$3.2214$854,1758,568,154
(Indirect)
View
2022-05-19
Purchase
2022-05-23
5:49 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
215,599$3.4622$746,4378,302,999
(Indirect)
View
2022-05-16
Purchase
2022-05-18
6:19 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
350,000$3.2505$1,137,6608,087,400
(Indirect)
View
2022-04-26
Sale
2022-04-28
5:23 pm
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
Chief Legal Officer
3,948$3.69$14,56822,552
(Direct)
View
2022-04-13
Purchase
2022-04-14
4:59 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
617,284$4.05$2,500,0007,737,400
(Indirect)
View
2022-04-12
Purchase
2022-04-13
6:27 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
598,086$4.1798$2,499,8807,120,116
(Indirect)
View
2022-02-07
Purchase
2022-02-08
5:04 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
1,136,363$4.42$5,022,7246,522,030
(Indirect)
View
2022-01-14
Sale
2022-01-19
6:25 pm
Mersana Therapeutics Inc.MRSNLowinger Timothy B
Chief Science & Tech Off.
4,741$5.92$28,067274,359
(Direct)
View
2022-01-14
Sale
2022-01-19
6:19 pm
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
1,982$5.92$11,73366,427
(Direct)
View
2021-12-30
Purchase
2022-01-04
6:16 pm
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
815,000$6.15$5,012,2505,385,667
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2023-01-13
Exercise
2023-01-18
8:29 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNYang Arvin
SVP Chief Medical Officer
7,084$0317,903
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:29 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNYang Arvin
SVP Chief Medical Officer
265,833$0317,903
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:24 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
55,708$01,159,198
(Direct)
View
2023-01-13
Gift
2023-01-18
8:24 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
240,244$01,159,198
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:24 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
687,500$01,159,198
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:20 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
10,136$096,047
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:20 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
58,208$096,047
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:18 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
SVP CMO
1,459$0166,137
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:18 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
SVP CMO
155,833$0166,137
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:14 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
20,001$0423,487
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:14 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
206,250$0423,487
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:12 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNDeSchuytner Brian
SVP Chief Financial Officer
16,458$0287,989
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:12 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNDeSchuytner Brian
SVP Chief Financial Officer
220,000$0287,989
(Direct)
View
2023-01-13
Exercise
2023-01-18
8:09 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
SVP Chief Legal Officer
2,500$0215,603
(Direct)
View
2023-01-13
Option Award
2023-01-18
8:09 pm
N/A
2033-01-12
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
SVP Chief Legal Officer
197,083$0215,603
(Direct)
View
2022-12-14
Exercise
2022-12-16
4:46 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
11,111$1.4270,463
(Direct)
View
2022-12-14
Exercise
2022-12-16
4:46 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
24,250$1.53270,463
(Direct)
View
2022-12-14
Exercise
2022-12-16
4:46 pm
N/A
2024-01-09
Mersana Therapeutics Inc.MRSNLowinger Timothy B
SVP Chief Sci. & Tech. Off.
35,361$0270,463
(Direct)
View
2022-11-30
Exercise
2022-12-02
4:01 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNYang Arvin
Chief Medical Officer
18,500$025,946
(Direct)
View
2022-08-16
Exercise
2022-08-18
4:40 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
Chief Manufacturing Officer
6,250$023,121
(Direct)
View
2022-06-09
Option Award
2022-06-10
5:25 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:21 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNAlleva Lawrence M
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:20 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNDere Willard H
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:19 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNDiaz Allene M.
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:19 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNMOTT DAVID M
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:18 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNHuber Martin H. Jr.
Director
45,000$045,000
(Direct)
View
2022-06-09
Option Award
2022-06-10
4:17 pm
N/A
2032-06-08
Mersana Therapeutics Inc.MRSNHege Kristen
Director
45,000$045,000
(Direct)
View
2022-04-26
Exercise
2022-04-28
5:23 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
Chief Legal Officer
13,250$022,552
(Direct)
View
2022-01-14
Exercise
2022-01-19
6:25 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNLowinger Timothy B
Chief Science & Tech Off.
30,418$0274,359
(Direct)
View
2022-01-14
Option Award
2022-01-19
6:25 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNLowinger Timothy B
Chief Science & Tech Off.
105,417$0274,359
(Direct)
View
2022-01-14
Exercise
2022-01-19
6:19 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
10,706$066,427
(Direct)
View
2022-01-14
Option Award
2022-01-19
6:19 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNMandelia Ashish
VP Controller
47,833$066,427
(Direct)
View
2022-01-14
Option Award
2022-01-19
6:03 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNMISRA TUSHAR
Chief Manufacturing Officer
32,083$032,083
(Direct)
View
2022-01-14
Exercise
2022-01-19
6:01 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
77,916$0790,494
(Direct)
View
2022-01-14
Option Award
2022-01-19
6:01 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNProtopapas Anna
President & CEO
368,450$0790,494
(Direct)
View
2022-01-14
Option Award
2022-01-19
5:59 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNYang Arvin
Chief Medical Officer
155,833$0168,806
(Direct)
View
2022-01-14
Exercise
2022-01-19
5:45 pm
N/A
N/A
Mersana Therapeutics Inc.MRSNDeSchuytner Brian
Chief Financial Officer
20,416$0181,739
(Direct)
View
2022-01-14
Option Award
2022-01-19
5:45 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNDeSchuytner Brian
Chief Financial Officer
137,500$0181,739
(Direct)
View
2022-01-14
Option Award
2022-01-19
5:43 pm
N/A
2032-01-13
Mersana Therapeutics Inc.MRSNCarvajal Alejandra
Chief Legal Officer
55,000$055,000
(Direct)
View
2022-01-03
Option Award
2022-01-05
6:47 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNHack Andrew A. F.
Director
10,995$010,995
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:07 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNMOTT DAVID M
Director
18,518$018,518
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:05 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNHuber Martin H. Jr.
Director
10,185$010,185
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:04 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNHege Kristen
Director
10,416$010,416
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:04 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNAlleva Lawrence M
Director
13,657$013,657
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:02 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNDiaz Allene M.
Director
10,416$010,416
(Direct)
View
2022-01-03
Option Award
2022-01-05
5:01 pm
N/A
2032-01-02
Mersana Therapeutics Inc.MRSNDere Willard H
Director
12,847$012,847
(Direct)
View
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