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Mersana Therapeutics, Inc. (MRSN)
All trades on this company by insiders. Hover over bubbles for specific trade details. Drag along the graph for custom price change. Green - Buy, Red - Sell, Orange - Congress Member.
Healthcare
Biotechnology
DATE
INSIDER
COMPANY
OWNED SHARES
SHARES TRADED
PRICE
NET TOTAL
SELL
13 Jan 2024
DeSchuytner Brian
SVP, COO & CFO, Officer
Mersana Therapeutics, Inc.
(MRSN)
54,511
-14%
9,327
$2.71
$25,276.17
SELL
13 Jan 2024
Bala Mohan
SVP, Chief Development Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
14,052
-19%
3,431
$2.71
$9,298.01
SELL
13 Jan 2024
Lowinger Timothy B
SVP, Chief Sci.&Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
199,329
-4%
10,409
$2.71
$28,208.39
SELL
13 Jan 2024
Carvajal Alejandra
SVP, Chief Legal Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
27,403
-13%
4,381
$2.71
$11,872.51
SELL
13 Jan 2024
Protopapas Anna
Director
Mersana Therapeutics, Inc.
(MRSN)
125,153
-19%
29,399
$2.71
$79,671.29
SELL
13 Jan 2024
MISRA TUSHAR
SVP, Chief Manuf. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
17,966
-15%
3,357
$2.71
$9,097.47
SELL
13 Jan 2024
Mandelia Ashish
VP, Chief Accounting Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
23,328
-17%
5,025
$2.71
$13,617.75
SELL
25 Oct 2023
Bala Mohan
SVP, Chief Development Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
8,733
-17%
1,912
$1.13
$2,160.56
SELL
16 Aug 2023
MISRA TUSHAR
SVP, Chief Manuf. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
11,507
-14%
1,908
$1.18
$2,251.44
SELL
26 Apr 2023
Carvajal Alejandra
SVP, Chief Legal Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
20,326
-16%
3,944
$3.89
$15,342.16
SELL
13 Jan 2023
Carvajal Alejandra
SVP, Chief Legal Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
11,020
-6%
782
$5.74
$4,488.68
SELL
13 Jan 2023
DeSchuytner Brian
SVP, Chief Financial Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
32,781
-13%
5,131
$5.74
$29,451.94
SELL
13 Jan 2023
Lowinger Timothy B
SVP, Chief Sci.&Tech. Off., Officer
Mersana Therapeutics, Inc.
(MRSN)
180,363
-3%
6,233
$5.74
$35,777.42
SELL
13 Jan 2023
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
13,619
-20%
3,575
$5.74
$20,520.50
SELL
13 Jan 2023
MISRA TUSHAR
SVP, CMO, Officer
Mersana Therapeutics, Inc.
(MRSN)
5,930
-7%
458
$5.74
$2,628.92
SELL
13 Jan 2023
Protopapas Anna
President & CEO, Director, Officer
Mersana Therapeutics, Inc.
(MRSN)
48,733
-26%
17,346
$5.74
$99,566.04
SELL
13 Jan 2023
Yang Arvin
SVP, Chief Medical Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
30,821
-6%
2,209
$5.74
$12,679.66
SELL
30 Nov 2022
Yang Arvin
Chief Medical Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
25,946
-17%
5,527
$6.59
$36,422.93
SELL
16 Aug 2022
MISRA TUSHAR
Chief Manufacturing Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
4,371
-30%
1,879
$7.10
$13,340.90
BUY
31 May 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
8,663,673
+1%
95,519
$3.27
$311,958.28
BUY
24 May 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
8,568,154
+3%
265,155
$3.22
$854,174.60
BUY
19 May 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
8,302,999
+2%
215,599
$3.46
$746,437.30
BUY
16 May 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
8,087,400
+4%
350,000
$3.25
$1,137,660.00
SELL
26 Apr 2022
Carvajal Alejandra
Chief Legal Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
9,302
-29%
3,948
$3.69
$14,568.12
BUY
13 Apr 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
7,737,400
+8%
617,284
$4.05
$2,500,000.20
BUY
12 Apr 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
7,120,116
+9%
598,086
$4.18
$2,499,880.00
BUY
7 Feb 2022
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
6,522,030
+21%
1,136,363
$4.42
$5,022,724.50
SELL
14 Jan 2022
Lowinger Timothy B
Chief Science & Tech Off., Officer
Mersana Therapeutics, Inc.
(MRSN)
131,234
-3%
4,741
$5.92
$28,066.72
SELL
14 Jan 2022
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
3,371
-37%
1,982
$5.92
$11,733.44
BUY
30 Dec 2021
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
5,385,667
+17%
815,000
$6.15
$5,012,250.00
BUY
29 Dec 2021
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
4,570,667
+23%
875,000
$5.75
$5,031,250.00
SELL
30 Nov 2021
Yang Arvin
Chief Medical Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
12,973
-29%
5,527
$6.81
$37,638.87
SELL
20 Aug 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
75,173
-2%
2,216
$11.01
$24,398.16
SELL
20 Jul 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
75,173
-2%
2,227
$12.11
$26,968.97
SELL
15 Jul 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
75,173
-17%
16,271
$12.24
$199,076.17
SELL
15 Jul 2021
Protopapas Anna
President & CEO, Director, Officer
Mersana Therapeutics, Inc.
(MRSN)
282,978
-12%
41,944
$12.24
$513,186.25
SELL
15 Jul 2021
Kaufman Michael J.
Chief Manufacturing Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
32,622
-27%
12,088
$12.24
$147,896.97
SELL
1 Jul 2021
Lowinger Timothy B
CS & Technology Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-5%
1,886
$13.60
$25,649.60
SELL
1 Jul 2021
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
942
$13.60
$12,811.20
SELL
21 Jun 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-6%
2,220
$13.78
$30,591.60
BUY
1 Jun 2021
Alleva Lawrence M
Director
Mersana Therapeutics, Inc.
(MRSN)
2,120
+95%
1,035
$14.38
$14,883.30
SELL
20 May 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-11%
4,102
$14.10
$57,838.20
SELL
20 Apr 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-11%
4,102
$15.91
$65,262.82
SELL
22 Mar 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-20%
8,203
$17.50
$143,552.50
SELL
22 Feb 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-20%
8,203
$20.01
$164,142.03
SELL
20 Jan 2021
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
31,444
-20%
8,203
$21.54
$176,692.62
SELL
15 Jan 2021
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
545
$21.28
$11,597.60
BUY
8 Jan 2021
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN])
3,695,667
+7%
250,000
$18.36
$4,590,000.00
SELL
4 Jan 2021
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
247
$26.76
$6,609.72
SELL
21 Dec 2020
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
8,203
$25.60
$209,955.80
SELL
20 Nov 2020
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
8,203
$23.05
$189,079.14
SELL
20 Oct 2020
Lowinger Timothy B
Chief Science & Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
16,851
-32%
8,203
$17.12
$140,434.98
SELL
21 Sep 2020
Lowinger Timothy B
Chief Science, Tech. Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
12,411
-62%
20,614
$20.66
$425,831.66
SELL
14 Sep 2020
Jack Eva M.
Chief Bus. Officer, Tres, Sec., Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
35,248
$22.00
$775,456.00
SELL
2 Jul 2020
Mandelia Ashish
VP, Controller, Officer
Mersana Therapeutics, Inc.
(MRSN)
0
-9223372036854776000%
0
$13.68
$59,608.46
BUY
1 Jun 2020
Alleva Lawrence M
Director
Mersana Therapeutics, Inc.
(MRSN)
385
+155%
1,085
$22.95
$24,901.45
SELL
13 Apr 2020
SANDELL SCOTT D
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
2,198
$9.04
$19,864.61
SELL
13 Apr 2020
BASKETT FOREST
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
3,190
$8.58
$27,357.76
SELL
9 Apr 2020
SANDELL SCOTT D
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
20,914
$8.50
$177,775.28
SELL
9 Apr 2020
Florence Anthony A. Jr.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
20,914
$8.50
$177,775.28
SELL
9 Apr 2020
BASKETT FOREST
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
0
-100%
20,914
$8.50
$177,775.28
BUY
7 Apr 2020
MOTT DAVID M
Director
Mersana Therapeutics, Inc.
(MRSN)
538,599
+100%
538,599
$5.59
$3,010,768.50
BUY
7 Apr 2020
Hack Andrew A. F.
Director
Mersana Therapeutics, Inc.
(MRSN)
2,800,000
+533%
3,445,667
$5.99
$20,649,462.00
SELL
28 Aug 2019
New Enterprise Associates 14, L.P.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
11,959,520
-0%
1,211
$2.91
$3,524.01
BUY
5 Mar 2019
New Enterprise Associates 14, L.P.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
11,890,138
+46%
3,750,000
$4.00
$15,000,000.00
BUY
5 Mar 2019
MOTT DAVID M
Director, 10% Owner
Mersana Therapeutics, Inc.
(MRSN)
11,890,138
+46%
3,750,000
$4.00
$15,000,000.00
SELL
24 Sep 2018
Lowinger Timothy B
Chief Scientific Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
12,491
-21%
3,500
$11.63
$40,705.00
SELL
27 Aug 2018
Lowinger Timothy B
Chief Scientific Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
12,491
-21%
3,500
$13.15
$46,025.00
SELL
23 Jul 2018
Lowinger Timothy B
Chief Scientific Officer, Officer
Mersana Therapeutics, Inc.
(MRSN)
12,491
-21%
3,500
$11.06
$38,710.00
BUY
3 Jul 2017
Sonsini Peter W.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
New Enterprise Associates 14, L.P.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
BARRIS PETER J
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
MOTT DAVID M
Director, 10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
SANDELL SCOTT D
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
KERINS PATRICK J
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
Viswanathan Ravi
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
Florence Anthony A. Jr.
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
BASKETT FOREST
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
BUY
3 Jul 2017
BARRETT M JAMES
10% Owner
Mersana Therapeutics, Inc.
(MRSN)
8,140,138
+14%
1,000,000
$15.00
$15,000,000.00
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