Alexander S. Costello serves as Executive at MASSBANK CORP, where they oversee executive responsibilities. Since joining the company, Alexander S. Costello has executed 4 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Sep 3, 2008 involved selling 7,125 shares valued at $285.0K.
Alexander S. Costello currently holds 7,125 shares of MASSBANK CORP (MASB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Alexander S. Costello has been a net neutral trader of MASB stock. They have purchased $0 and sold $0 worth of shares.
Alexander S. Costello's most recent insider trade was on Sep 3, 2008, when they sold 7,125 shares at $40.00 per share.
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| $29.50 |
| Discretionary |
| Jan 18, 2007 | MASB | $30.1K | Other | 1,500 | $20.06 | Discretionary |
| Jan 12, 2006 | MASB | $23.3K | Other | 1,500 | $15.50 | Discretionary |