Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Mark T. Iwicki currently holds 4,982,706 shares of SEPRACOR INC /DE/ (SEPR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark T. Iwicki has been a net buyer of SEPR stock. They have purchased $620.0K and sold $391.2K worth of shares.
Mark T. Iwicki's most recent insider trade was on Jan 5, 2026, when they sold 4,982,706 shares at $0.00 per share.
Mark T. Iwicki serves as Executive at SEPRACOR INC /DE/ (SEPR). They have executed 42 insider transactions totaling $1.0M over their tenure at the company.
Mark T. Iwicki holds the position of Executive at SEPRACOR INC /DE/, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 18 years and currently hold a stake valued at $0.
Mark T. Iwicki has shown a buying trading pattern, with $620.0K in total purchases and $391.2K in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Mark T. Iwicki was on Dec 12, 2025, when they sold $7.1M worth of MRUS shares. This transaction involved 73,576 shares at $97.00 per share.
Mark T. Iwicki currently owns 4,982,706 shares of SEPRACOR INC /DE/ (SEPR), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark T. Iwicki's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark T. Iwicki has 42 Form 4 filings on record as an insider at SEPRACOR INC /DE/.
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