Form4insider filings, from the source

Insider · CIK 0001608541

Peter N Laivins

Files at: MACK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

No reported common-stock activity in this period.

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 8, 2016 AForm 4 →Feb 10, 5:32 pm ESTMERRIMACK PHARMACEUTICALS INCMACK150,000——150,000—
Feb 9, 2015 AForm 4 →Feb 11, 4:19 pm ESTMERRIMACK PHARMACEUTICALS INCMACK150,000——150,000—