Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Michael N. Chang currently holds 441,761 shares of OPTIMER PHARMACEUTICALS INC (OPTR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael N. Chang has been a net buyer of OPTR stock. They have purchased $1.7M and sold $0 worth of shares.
Michael N. Chang's most recent insider trade was on Oct 24, 2013, when they sold 1,026,956 shares at $10.75 per share.
Michael N. Chang serves as Executive at OPTIMER PHARMACEUTICALS INC (OPTR). They have executed 53 insider transactions totaling $1.7M over their tenure at the company.
Michael N. Chang holds the position of Executive at OPTIMER PHARMACEUTICALS INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 19 years and currently hold a stake valued at $0.
Michael N. Chang has shown a buying trading pattern, with $1.7M in total purchases and $0 in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Michael N. Chang was on Oct 24, 2013, when they sold $11.0M worth of OPTR shares. This transaction involved 1,026,956 shares at $10.75 per share.
Michael N. Chang currently owns 441,761 shares of OPTIMER PHARMACEUTICALS INC (OPTR), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Michael N. Chang's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Michael N. Chang has 53 Form 4 filings on record as an insider at OPTIMER PHARMACEUTICALS INC.
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