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4//SEC Filing

Khan Fazal R. 4

Accession 0001179110-12-017781

CIK 0001274792other

View on SEC.gov Company Profile

Filed

Dec 16, 7:00 PM ET

Accepted

Dec 17, 5:10 PM ET

Size

12.7 KB

Accession

0001179110-12-017781

Insider Transaction Report

Form 4

Period: 2012-12-13

MERRIMACK PHARMACEUTICALS INCMACK

SVP of Manufacturing

Transactions

Exercise/Conversion
Stock Option (right to buy)
2012-12-17−25,000→ 100,000 total
Exercise: $1.71Exp: 2016-02-24→ Common Stock (25,000 underlying)
Sale
Common Stock
2012-12-13$6.73/sh−25,000$168,320→ 0 total
Exercise/Conversion
Common Stock
2012-12-17$1.71/sh+25,000$42,750→ 25,000 total
Exercise/Conversion
Stock Option (right to buy)
2012-12-13−25,000→ 125,000 total
Exercise: $1.71Exp: 2016-02-24→ Common Stock (25,000 underlying)
Exercise/Conversion
Common Stock
2012-12-13$1.71/sh+25,000$42,750→ 25,000 total
Sale
Common Stock
2012-12-17$6.41/sh−25,000$160,343→ 0 total

Footnotes (1)

[F1]This option is fully vested.

Documents

1 file

4
edgar.xmlPrimary
FORM 4 -

Issuer

MERRIMACK PHARMACEUTICALS INC

CIK 0001274792

Entity typeother

Related Parties

1

filerCIK 0001531959

Filing Metadata

Form type: 4
Filed: Dec 16, 7:00 PM ET
Accepted: Dec 17, 5:10 PM ET
Size: 12.7 KB

View on SEC.gov