Zakrzewski Joseph S

Number of records: 50
SEC FilingCompany/StockTrade DateTransactionSharesAvg. PriceTotal% HoldingsGain/Loss
08-Feb-24 4:11 PM
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Cyteir Therapeutics, Inc. (CYT) 06-Feb-24Option Exercise 14,150$1.69$23,913.504%
362.34K to 376.49K
19-Jan-24 7:32 PM
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An2 Therapeutics, Inc. (ANTX) 18-Jan-24Private Sale 100,000$19.11$1,911,410.00(17%)
604.08K to 504.08K
08-Dec-22 5:09 PM
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Cyteir Therapeutics, Inc. (CYT) 07-Dec-22Private Purchase 21,202$1.30$27,562.606%
341.14K to 362.34K
16-May-22 4:24 PM
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Cyteir Therapeutics, Inc. (CYT) 12-May-22Private Purchase 743$1.61$1,196.23< 1%
340.39K to 341.14K
12-May-22 4:35 PM
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Cyteir Therapeutics, Inc. (CYT) 11-May-22Purchase 1,000$1.70$1,700.00< 1%
339.39K to 340.39K
12-May-22 4:35 PM
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Cyteir Therapeutics, Inc. (CYT) 10-May-22Private Purchase 49,406$1.89$93,377.3017%
289.99K to 339.39K
31-Mar-22 8:15 PM
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An2 Therapeutics, Inc. (ANTX) 29-Mar-22Conversion 98,199----100%
0 to 98.2K
01-Mar-22 5:15 PM
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Sangamo Biosciences Inc. (SGMO) 25-Feb-22Grant 12,500----26%
48.2K to 60.7K
28-Dec-21 6:24 PM
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Cyteir Therapeutics, Inc. (CYT) 28-Dec-21Market Purchase 601$9.85$5,919.85< 1%
289.39K to 289.99K
28-Dec-21 6:24 PM
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Cyteir Therapeutics, Inc. (CYT) 27-Dec-21Market Purchase 299$10.04$3,001.82< 1%
289.09K to 289.39K
28-Dec-21 6:24 PM
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Cyteir Therapeutics, Inc. (CYT) 23-Dec-21Private Purchase 200$9.87$1,974.00< 1%
288.89K to 289.09K
21-Dec-21 6:06 PM
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Cyteir Therapeutics, Inc. (CYT) 17-Dec-21Market Purchase 200$9.88$1,976.00< 1%
288.69K to 288.89K
11%
16-Dec-21 8:01 PM
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Amarin Corp Plc\uk (AMRN) 15-Dec-21Market Purchase 2,000$3.15$6,310.001%
194.55K to 196.55K
3%
15-Dec-21 8:09 PM
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Cyteir Therapeutics, Inc. (CYT) 15-Dec-21Market Purchase 3,700$10.77$39,844.001%
284.99K to 288.69K
(< 1%)
16-Dec-21 8:01 PM
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Amarin Corp Plc\uk (AMRN) 14-Dec-21Market Purchase 10,000$3.27$32,689.005%
184.55K to 194.55K
(< 1%)
22-Nov-21 9:12 AM
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Acceleron Pharma Inc (XLRN) 19-Nov-21Disposition (change in control) 34,499----(100%)
34.5K to 0
24-Jun-21 8:54 PM
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Cyteir Therapeutics, Inc. (CYT) 22-Jun-21Conversion 58,671----26%
226.32K to 284.99K
05-Apr-21 8:27 PM
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Acceleron Pharma Inc (XLRN) 05-Apr-21Option Exercise 10,000$24.11$241,100.0029%
34.5K to 44.5K
05-Apr-21 8:27 PM
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Acceleron Pharma Inc (XLRN) 05-Apr-21Market Option Sale (Planned) 10,000$140.73$1,407,340.00(22%)
44.5K to 34.5K
(28%)
02-Apr-21 6:08 PM
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Acceleron Pharma Inc (XLRN) 01-Apr-21Option Exercise 10,000$24.11$241,100.0029%
34.5K to 44.5K
02-Apr-21 6:08 PM
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Acceleron Pharma Inc (XLRN) 01-Apr-21Market Option Sale (Planned) 10,000$134.64$1,346,380.00(22%)
44.5K to 34.5K
(33%)
01-Mar-21 9:07 PM
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Sangamo Biosciences Inc. (SGMO) 25-Feb-21Grant 8,200----20%
40.0K to 48.2K
02-Feb-21 7:00 PM
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Acceleron Pharma Inc (XLRN) 29-Jan-21Grant 1,622----5%
32.88K to 34.5K
22-Oct-20 8:03 PM
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Amarin Corp Plc\uk (AMRN) 21-Oct-20Option Exercise 100,000$3.40$340,000.00118%
84.55K to 184.55K
20-May-20 5:22 PM
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Sangamo Biosciences Inc. (SGMO) 18-May-20Grant 2,500----8%
30.0K to 32.5K
19-Mar-20 5:00 PM
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Sangamo Biosciences Inc. (SGMO) 17-Mar-20Market Purchase 5,000$4.99$24,950.0020%
25.0K to 30.0K
257%
13-Mar-20 5:41 PM
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Sangamo Biosciences Inc. (SGMO) 13-Mar-20Market Purchase 5,000$5.67$28,350.0025%
20.0K to 25.0K
214%
13-Mar-20 5:41 PM
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Sangamo Biosciences Inc. (SGMO) 12-Mar-20Market Purchase 15,000$6.31$94,650.00300%
5.0K to 20.0K
182%
24-Jan-20 5:59 PM
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Acceleron Pharma Inc (XLRN) 22-Jan-20Grant 1,377----4%
31.5K to 32.88K
09-Jan-20 4:36 PM
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Acceleron Pharma Inc (XLRN) 07-Jan-20Option Exercise 18,750$3.88$72,750.00147%
12.75K to 31.5K
03-Jan-20 9:30 PM
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Amarin Corp Plc\uk (AMRN) 03-Jan-20Option Exercise 300,000$3.40$1,020,000.00355%
84.55K to 384.55K
03-Jan-20 9:30 PM
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Amarin Corp Plc\uk (AMRN) 03-Jan-20Market Option Sale 300,000$20.94$6,282,870.00(78%)
384.55K to 84.55K
18-Dec-19 8:05 PM
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Amarin Corp Plc\uk (AMRN) 16-Dec-19Option Exercise 100,000$9.00$900,000.00118%
84.55K to 184.55K
18-Dec-19 8:05 PM
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Amarin Corp Plc\uk (AMRN) 16-Dec-19Market Option Sale 100,000$25.83$2,583,380.00(54%)
184.55K to 84.55K
05-Jul-19 9:00 PM
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Amarin Corp Plc\uk (AMRN) 05-Jul-19Option Exercise 100,000$9.00$900,000.00118%
84.55K to 184.55K
05-Jul-19 9:00 PM
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Amarin Corp Plc\uk (AMRN) 05-Jul-19Market Option Sale 100,000$23.82$2,381,580.00(54%)
184.55K to 84.55K
20-Jun-19 8:05 PM
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Amarin Corp Plc\uk (AMRN) 18-Jun-19Option Exercise 100,000$3.40$340,000.00118%
84.55K to 184.55K
20-Jun-19 8:05 PM
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Amarin Corp Plc\uk (AMRN) 18-Jun-19Market Option Sale 100,000$19.02$1,902,090.00(54%)
184.55K to 84.55K
17-Jun-19 6:08 PM
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Acceleron Pharma Inc (XLRN) 14-Jun-19Market Purchase 5,000$38.05$190,250.0065%
7.75K to 12.75K
372%
12-Jun-19 5:13 PM
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Sangamo Biosciences Inc. (SGMO) 10-Jun-19Grant 2,500----100%
2.5K to 5.0K
22-Feb-19 9:34 PM
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Amarin Corp Plc\uk (AMRN) 22-Feb-19Option Exercise 180,625$8.70$1,572,310.00214%
84.55K to 265.17K
22-Feb-19 9:34 PM
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Amarin Corp Plc\uk (AMRN) 22-Feb-19Market Option Sale 180,625$19.90$3,594,440.00(68%)
265.17K to 84.55K
29-Jan-19 5:50 PM
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Acceleron Pharma Inc (XLRN) 25-Jan-19Grant 1,250----19%
6.5K to 7.75K
11-Jan-19 8:18 PM
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Amarin Corp Plc\uk (AMRN) 10-Jan-19Option Exercise 200,000$3.40$680,000.00237%
84.55K to 284.55K
11-Jan-19 8:18 PM
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Amarin Corp Plc\uk (AMRN) 10-Jan-19Market Option Sale 200,000$16.98$3,396,390.00(70%)
284.55K to 84.55K
(4%)
02-Jan-19 7:54 PM
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Amarin Corp Plc\uk (AMRN) 02-Jan-19Option Exercise 385,000$3.21$1,237,250.00455%
84.55K to 469.55K
02-Jan-19 7:54 PM
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Amarin Corp Plc\uk (AMRN) 02-Jan-19Market Option Sale 243,500$13.03$3,172,270.00(52%)
469.55K to 226.05K
(36%)
02-Jan-19 7:54 PM
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Amarin Corp Plc\uk (AMRN) 02-Jan-19Market Sale 141,500$13.03$1,843,430.00(63%)
226.05K to 84.55K
(36%)
02-Jan-19 7:54 PM
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Amarin Corp Plc\uk (AMRN) 28-Dec-18Market Option Sale 141,500$13.19$1,866,670.00(63%)
226.05K to 84.55K
(34%)
26-Sep-18 8:54 PM
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Amarin Corp Plc\uk (AMRN) 24-Sep-18Option Exercise 500,000$3.40$1,700,000.00221%
226.05K to 726.05K
296%