Latest Insider Transactions at Mersana Therapeutics, Inc. (MRSN)
This section provides a real-time view of insider transactions for Mersana Therapeutics, Inc. (MRSN). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of Mersana Therapeutics, Inc. to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of Mersana Therapeutics, Inc.'s insiders and make more informed investment decisions.
Insider Transaction List
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
May 16
2022
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
135,292
+1.69%
|
$405,876
$3.1 P/Share
|
|
Apr 26
2022
|
Alejandra Carvajal SVP, Chief Legal Officer |
SELL
Open market or private sale
|
Direct |
3,948
-29.8%
|
$11,844
$3.69 P/Share
|
|
Apr 26
2022
|
Alejandra Carvajal SVP, Chief Legal Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
13,250
+50.0%
|
-
|
|
Apr 13
2022
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
617,284
+7.39%
|
$2,469,136
$4.05 P/Share
|
|
Apr 12
2022
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
598,086
+7.75%
|
$2,392,344
$4.18 P/Share
|
|
Feb 07
2022
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
1,136,363
+14.84%
|
$4,545,452
$4.42 P/Share
|
|
Jan 18
2022
|
Ashish Mandelia VP, Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
1,982
-37.03%
|
$9,910
$5.92 P/Share
|
|
Jan 18
2022
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
4,741
-3.49%
|
$23,705
$5.92 P/Share
|
|
Jan 14
2022
|
Brian De Schuytner SVP, COO & CFO |
BUY
Exercise of conversion of derivative security
|
Direct |
10,208
+36.74%
|
-
|
|
Jan 14
2022
|
Anna Protopapas Director |
BUY
Exercise of conversion of derivative security
|
Direct |
38,958
+10.77%
|
-
|
|
Jan 14
2022
|
Ashish Mandelia VP, Chief Accounting Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
5,353
+50.0%
|
-
|
|
Jan 14
2022
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
15,209
+10.06%
|
-
|
|
Dec 30
2021
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
815,000
+13.14%
|
$4,890,000
$6.15 P/Share
|
|
Dec 29
2021
|
Andrew A. F. Hack |
BUY
Open market or private purchase
|
Indirect |
875,000
+16.07%
|
$4,375,000
$5.75 P/Share
|
|
Dec 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
45,593
+27.41%
|
$45,593
$1.4 P/Share
|
|
Dec 01
2021
|
Arvin Yang SVP, Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
5,527
-29.88%
|
$33,162
$6.81 P/Share
|
|
Nov 30
2021
|
Arvin Yang SVP, Chief Medical Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
18,500
+50.0%
|
-
|
|
Aug 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
2,216
-2.86%
|
$24,376
$11.01 P/Share
|
|
Aug 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
2,216
+2.78%
|
$13,296
$6.16 P/Share
|
|
Jul 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
2,227
-2.88%
|
$26,724
$12.11 P/Share
|
|
Jul 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
2,227
+2.8%
|
$13,362
$6.16 P/Share
|
|
Jul 19
2021
|
Anna Protopapas Director |
SELL
Open market or private sale
|
Direct |
21,901
-7.18%
|
$262,812
$12.02 P/Share
|
|
Jul 19
2021
|
Michael J. Kaufman Chief Manufacturing Officer |
SELL
Open market or private sale
|
Direct |
6,312
-16.21%
|
$75,744
$12.02 P/Share
|
|
Jul 19
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
8,496
-10.15%
|
$101,952
$12.02 P/Share
|
|
Jul 16
2021
|
Anna Protopapas Director |
SELL
Open market or private sale
|
Direct |
20,043
-6.17%
|
$240,516
$12.47 P/Share
|
|
Jul 16
2021
|
Michael J. Kaufman Chief Manufacturing Officer |
SELL
Open market or private sale
|
Direct |
5,776
-12.92%
|
$69,312
$12.47 P/Share
|
|
Jul 16
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
7,775
-8.5%
|
$93,300
$12.47 P/Share
|
|
Jul 15
2021
|
Anna Protopapas Director |
BUY
Exercise of conversion of derivative security
|
Direct |
100,000
+23.53%
|
-
|
|
Jul 15
2021
|
Michael J. Kaufman Chief Manufacturing Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+47.22%
|
-
|
|
Jul 15
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+30.43%
|
-
|
|
Jul 08
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
20,000
+27.99%
|
$20,000
$1.4 P/Share
|
|
Jul 01
2021
|
Ashish Mandelia VP, Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
942
-100.0%
|
$12,246
$13.6 P/Share
|
|
Jul 01
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
1,886
-5.66%
|
$24,518
$13.6 P/Share
|
|
Jul 01
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
1,886
+2.68%
|
$7,544
$4.84 P/Share
|
|
Jun 21
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
2,220
-3.3%
|
$28,860
$13.78 P/Share
|
|
Jun 21
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
2,220
+3.09%
|
$8,880
$4.84 P/Share
|
|
Jun 01
2021
|
Lawrence M Alleva Director |
BUY
Open market or private purchase
|
Indirect |
1,035
+32.81%
|
$14,490
$14.38 P/Share
|
|
May 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
4,102
-6.12%
|
$57,428
$14.1 P/Share
|
|
May 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,102
+5.77%
|
$16,408
$4.84 P/Share
|
|
Apr 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
4,102
-6.12%
|
$61,530
$15.91 P/Share
|
|
Apr 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,102
+5.77%
|
$16,408
$4.84 P/Share
|
|
Mar 22
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
8,203
-6.12%
|
$139,451
$17.5 P/Share
|
|
Mar 22
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
8,203
+5.77%
|
$32,812
$4.84 P/Share
|
|
Feb 22
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
8,203
-6.12%
|
$164,060
$20.01 P/Share
|
|
Feb 22
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
8,203
+5.77%
|
$32,812
$4.84 P/Share
|
|
Jan 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
SELL
Open market or private sale
|
Direct |
8,203
-6.12%
|
$172,263
$21.54 P/Share
|
|
Jan 20
2021
|
Timothy B Lowinger SVP, Chief Sci.&Tech. Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
8,203
+5.77%
|
$32,812
$4.84 P/Share
|
|
Jan 19
2021
|
Ashish Mandelia VP, Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
545
-100.0%
|
$11,445
$21.28 P/Share
|
|
Jan 15
2021
|
Ashish Mandelia VP, Chief Accounting Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
289
-34.65%
|
$6,069
$21.09 P/Share
|
|
Jan 15
2021
|
Ashish Mandelia VP, Chief Accounting Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
834
+50.0%
|
-
|