Casdin Alexander W.

CIK: 0001455228
Director
Primary company: Erasca, Inc. (ERAS)

Casdin Alexander W. is a corporate insider at Erasca, Inc. (ERAS) filing SEC Form 4 transactions. 41 transactions across 4 companies, totaling $7,071,920 in purchases and $0 in sales. Source: SEC EDGAR.

Total Transactions
41
Total Buy Value
$7.07M
Total Sell Value
$0
Net Activity
+$7.07M
Last Transaction
Jun 2025
Companies
4

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
29,888
Price
$16.01
Value
$479K
Type
Award
Shares
120,000
Price
-
Value
-
Type
Award
Shares
28,877
Price
$2.51
Value
$72K
Type
Award
Shares
60,000
Price
-
Value
-
Type
Purchase
Shares
80,000
Price
$2.27
Value
$182K
Type
Award
Shares
41,084
Price
-
Value
-
Type
Purchase
Shares
30,000
Price
$1.66
Value
$50K
Type
Award
Shares
60,000
Price
$0.00
Value
$0
Sientra, Inc.
SIEN
Type
Award
Shares
15,000
Price
$0.00
Value
$0
Type
Purchase
Shares
20,000
Price
$2.76
Value
$55K
Type
Purchase
Shares
20,000
Price
$4.87
Value
$97K
Type
J
Shares
750,000
Price
$0.00
Value
$0
Type
Award
Shares
40,000
Price
$0.00
Value
$0
Type
Conversion
Shares
900,000
Price
-
Value
-
Type
Conversion
Shares
180,000
Price
-
Value
-
Type
Conversion
Shares
750,000
Price
-
Value
-
Type
Conversion
Shares
150,000
Price
-
Value
-
Ignyta, Inc.
RXDX
Type
Disposition
Shares
20,000
Price
$0.00
Value
$0
Ignyta, Inc.
RXDX
Type
Disposition
Shares
15,000
Price
$0.00
Value
$0
Ignyta, Inc.
RXDX
Type
Disposition
Shares
15,000
Price
$0.00
Value
$0