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| SEC Filing | Company/Stock | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Gain/Loss |
|---|---|---|---|---|---|---|---|---|
| 07-Oct-24 5:46 PM View:  | Mersana Therapeutics, Inc. (MRSN) | 03-Oct-24 | Planned Option Sale | 5,598 | $1.96 | $10,972.10 | (2%) 241.24K to 235.64K | |
| 07-Oct-24 5:46 PM View: | Mersana Therapeutics, Inc. (MRSN) | 02-Oct-24 | Planned Option Sale | 8,089 | $2.00 | $16,178.00 | (3%) 249.33K to 241.24K | |
| 07-Oct-24 5:46 PM View: | Mersana Therapeutics, Inc. (MRSN) | 01-Oct-24 | Option Exercise | 50,000 | -- | -- | 25% 199.33K to 249.33K | |
| 17-Jan-24 5:19 PM View: | Mersana Therapeutics, Inc. (MRSN) | 16-Jan-24 | Planned Option Sale | 10,409 | $2.71 | $28,208.40 | (5%) 209.74K to 199.33K | |
| 17-Jan-24 5:19 PM View: | Mersana Therapeutics, Inc. (MRSN) | 15-Jan-24 | Option Exercise | 15,208 | -- | -- | 8% 194.53K to 209.74K | |
| 17-Jan-24 5:19 PM View: | Mersana Therapeutics, Inc. (MRSN) | 14-Jan-24 | Option Exercise | 4,792 | -- | -- | 3% 189.74K to 194.53K | |
| 17-Jan-24 5:19 PM View: | Mersana Therapeutics, Inc. (MRSN) | 13-Jan-24 | Option Exercise | 9,375 | -- | -- | 5% 180.36K to 189.74K | |
| 18-Jan-23 8:14 PM View: | Mersana Therapeutics, Inc. (MRSN) | 17-Jan-23 | Option Sale | 6,233 | $5.74 | $35,777.40 | (3%) 186.6K to 180.36K | |
| 18-Jan-23 8:14 PM View: | Mersana Therapeutics, Inc. (MRSN) | 15-Jan-23 | Option Exercise | 15,209 | -- | -- | 9% 171.39K to 186.6K | |
| 18-Jan-23 8:14 PM View: | Mersana Therapeutics, Inc. (MRSN) | 14-Jan-23 | Option Exercise | 4,792 | -- | -- | 3% 166.59K to 171.39K | |
| 16-Dec-22 4:46 PM View: | Mersana Therapeutics, Inc. (MRSN) | 14-Dec-22 | Option Exercise | 35,361 | $1.49 | $52,657.90 | 27% 131.23K to 166.59K | |
| 19-Jan-22 6:25 PM View: | Mersana Therapeutics, Inc. (MRSN) | 18-Jan-22 | Option Sale | 4,741 | $5.92 | $28,066.70 | (3%) 135.97K to 131.23K | |
| 19-Jan-22 6:25 PM View: | Mersana Therapeutics, Inc. (MRSN) | 14-Jan-22 | Option Exercise | 15,209 | -- | -- | 13% 120.77K to 135.97K | |
| 20-Dec-21 5:01 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Dec-21 | Option Exercise | 45,593 | $1.40 | $63,830.20 | 61% 75.17K to 120.77K | |
| 24-Aug-21 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Aug-21 | Option Exercise | 2,216 | $6.16 | $13,650.60 | 3% 75.17K to 77.39K | |
| 24-Aug-21 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Aug-21 | Market Option Sale (Planned) | 2,216 | $11.01 | $24,398.20 | (3%) 77.39K to 75.17K | |
| 22-Jul-21 4:32 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Jul-21 | Option Exercise | 2,227 | $6.16 | $13,718.30 | 3% 75.17K to 77.4K | |
| 22-Jul-21 4:32 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Jul-21 | Market Option Sale (Planned) | 2,227 | $12.11 | $26,969.00 | (3%) 77.4K to 75.17K | |
| 19-Jul-21 8:50 PM View: | Mersana Therapeutics, Inc. (MRSN) | 19-Jul-21 | Market Option Sale | 8,496 | $12.02 | $102,122.00 | (10%) 83.67K to 75.17K | |
| 19-Jul-21 8:50 PM View: | Mersana Therapeutics, Inc. (MRSN) | 16-Jul-21 | Market Option Sale | 7,775 | $12.47 | $96,954.20 | (9%) 91.44K to 83.67K | |
| 19-Jul-21 8:50 PM View: | Mersana Therapeutics, Inc. (MRSN) | 15-Jul-21 | Option Exercise | 40,000 | -- | -- | 78% 51.44K to 91.44K | |
| 09-Jul-21 5:25 PM View: | Mersana Therapeutics, Inc. (MRSN) | 08-Jul-21 | Option Exercise | 20,000 | $1.40 | $28,000.00 | 64% 31.44K to 51.44K | |
| 23-Jun-21 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Jun-21 | Option Exercise | 2,220 | $6.16 | $13,669.90 | 7% 31.44K to 33.66K | |
| 23-Jun-21 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Jun-21 | Market Option Sale (Planned) | 2,220 | $13.78 | $30,591.60 | (7%) 33.66K to 31.44K | |
| 24-May-21 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-May-21 | Option Exercise | 4,102 | $4.95 | $20,299.60 | 13% 31.44K to 35.55K | |
| 24-May-21 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-May-21 | Market Option Sale (Planned) | 4,102 | $14.10 | $57,838.20 | (12%) 35.55K to 31.44K | |
| 22-Apr-21 4:16 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Apr-21 | Option Exercise | 4,102 | $4.95 | $20,299.60 | 13% 31.44K to 35.55K | |
| 22-Apr-21 4:16 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Apr-21 | Market Option Sale (Planned) | 4,102 | $15.91 | $65,262.80 | (12%) 35.55K to 31.44K | |
| 24-Mar-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 22-Mar-21 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 26% 31.44K to 39.65K | |
| 24-Mar-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 22-Mar-21 | Market Option Sale (Planned) | 8,203 | $17.50 | $143,552.00 | (21%) 39.65K to 31.44K | |
| 24-Feb-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 22-Feb-21 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 26% 31.44K to 39.65K | |
| 24-Feb-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 22-Feb-21 | Market Option Sale (Planned) | 8,203 | $20.01 | $164,142.00 | (21%) 39.65K to 31.44K | |
| 22-Jan-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Jan-21 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 26% 31.44K to 39.65K | |
| 22-Jan-21 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Jan-21 | Market Option Sale (Planned) | 8,203 | $21.54 | $176,693.00 | (21%) 39.65K to 31.44K | |
| 20-Jan-21 7:05 PM View: | Mersana Therapeutics, Inc. (MRSN) | 15-Jan-21 | Payment of Exercise | 2,324 | $21.09 | $49,013.20 | (7%) 33.77K to 31.44K | |
| 20-Jan-21 7:05 PM View: | Mersana Therapeutics, Inc. (MRSN) | 15-Jan-21 | Option Exercise | 7,917 | -- | -- | 31% 25.85K to 33.77K | |
| 30-Dec-20 5:00 PM View: | Mersana Therapeutics, Inc. (MRSN) | 28-Dec-20 | Option Exercise | 9,000 | $1.40 | $12,600.00 | 53% 16.85K to 25.85K | |
| 22-Dec-20 4:34 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Dec-20 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 100% 0 to 8.2K | |
| 22-Dec-20 4:34 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Dec-20 | Market Option Sale (Planned) | 8,203 | $25.59 | $209,956.00 | (100%) 8.2K to 0 | (5%) |
| 24-Nov-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Nov-20 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 100% 0 to 8.2K | |
| 24-Nov-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Nov-20 | Market Option Sale (Planned) | 8,203 | $23.05 | $189,079.00 | (100%) 8.2K to 0 | (16%) |
| 22-Oct-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Oct-20 | Option Exercise | 4,101 | $4.95 | $20,296.10 | 24% 16.85K to 20.95K | |
| 22-Oct-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Oct-20 | Market Option Sale (Planned) | 4,101 | $17.50 | $71,767.50 | (20%) 20.95K to 16.85K | (53%) |
| 22-Oct-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Oct-20 | Option Exercise | 16,851 | $1.98 | $33,305.70 | 100% 0 to 16.85K | |
| 22-Oct-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Oct-20 | Option Exercise | 4,102 | $4.95 | $20,299.60 | 24% 16.85K to 20.95K | |
| 22-Oct-20 4:31 PM View: | Mersana Therapeutics, Inc. (MRSN) | 20-Oct-20 | Market Option Sale (Planned) | 4,102 | $16.74 | $68,667.50 | (20%) 20.95K to 16.85K | (60%) |
| 23-Sep-20 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Sep-20 | Option Exercise | 8,203 | $4.95 | $40,595.60 | 66% 12.41K to 20.61K | |
| 23-Sep-20 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Sep-20 | Market Option Sale (Planned) | 8,203 | $20.66 | $169,453.00 | (40%) 20.61K to 12.41K | (30%) |
| 23-Sep-20 4:30 PM View: | Mersana Therapeutics, Inc. (MRSN) | 21-Sep-20 | Market Sale (Planned) | 12,411 | $20.66 | $256,379.00 | (100%) 12.41K to 0 | (30%) |
| 25-Sep-18 5:07 PM View: | Mersana Therapeutics, Inc. (MRSN) | 24-Sep-18 | Option Exercise | 3,500 | $1.40 | $4,900.00 | 28% 12.49K to 15.99K |