Casdin Alexander W.

Number of records: 16
SEC FilingCompany/StockTrade DateTransactionSharesAvg. PriceTotal% HoldingsGain/Loss
22-May-24 6:57 PM
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Erasca, Inc. (ERAS) 21-May-24Private Purchase 80,000$2.27$181,920.0014%
587.72K to 667.72K
04-Dec-23 6:23 PM
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Erasca, Inc. (ERAS) 04-Dec-23Private Purchase 30,000$1.66$49,785.005%
557.72K to 587.72K
11-Apr-23 8:23 AM
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Erasca, Inc. (ERAS) 10-Apr-23Private Purchase 20,000$2.76$55,230.004%
537.72K to 557.72K
15-Dec-22 4:47 PM
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Erasca, Inc. (ERAS) 15-Dec-22Private Purchase 20,000$4.87$97,490.004%
517.72K to 537.72K
06-Jul-22 7:27 PM
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Erasca, Inc. (ERAS) 01-Jul-22Disposition (other) 750,000----(59%)
1.27M to 517.72K
20-Jul-21 8:56 PM
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Erasca, Inc. (ERAS) 20-Jul-21Conversion 150,000----80%
187.5K to 337.5K
20-Jul-21 8:56 PM
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Erasca, Inc. (ERAS) 20-Jul-21Conversion 750,000----222%
337.5K to 1.09M
12-Feb-18 3:27 PM
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Ignyta, Inc. (RXDX) 08-Feb-18Disposition 706,464$27.00$19,074,500.00(88%)
806.46K to 100.0K
12-Feb-18 3:27 PM
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Ignyta, Inc. (RXDX) 08-Feb-18Disposition 100,000$27.00$2,700,000.00(100%)
100.0K to 0
04-May-16 6:54 PM
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Ignyta, Inc. (RXDX) 04-May-16Private Purchase 232,000$6.25$1,450,000.0040%
574.46K to 806.46K
23-Jun-15 7:20 PM
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Ignyta, Inc. (RXDX) 16-Jun-15Market Purchase 65,714$17.50$1,150,000.0013%
508.75K to 574.46K
(73%)
18-Mar-15 7:33 PM
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Ignyta, Inc. (RXDX) 17-Mar-15Purchase 408,750$10.00$4,087,500.00409%
100.0K to 508.75K
20-Dec-12 5:07 PM
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DUSA Pharmaceuticals Inc. (DUSA) 20-Dec-12Disposition (change in control) 216,000$8.00$1,728,000.00(100%)
216.0K to 0
0%
02-Jul-12 9:43 AM
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DUSA Pharmaceuticals Inc. (DUSA) 30-Jun-12Grant 8,000----4%
208.0K to 216.0K
01-Jul-11 10:33 AM
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DUSA Pharmaceuticals Inc. (DUSA) 30-Jun-11Grant 8,000----4%
200.0K to 208.0K
20-May-09 4:34 PM
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DUSA Pharmaceuticals Inc. (DUSA) 18-May-09Grant 200,000$1.40$280,000.00100%
0 to 200.0K
478%