Form4insider filings, from the source

Insider · CIK 0001531564

Edward J. Stewart

Files at: MACK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $965k · 16net −$965k
$10k$10k$100k$100k$1M$1MbuyssalesJan 2015Mar 2015May 2015Jul 2015Sep 2015Nov 2015Jan 2016

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 26, 2016 MForm 4 →Jul 27, 4:51 pm EDTMERRIMACK PHARMACEUTICALS INCMACK30,000$2.47$74,10051,385— plan?
Jan 5, 2016 SForm 4 →Jan 7, 6:41 pm ESTMERRIMACK PHARMACEUTICALS INCMACK4,000$8.00$32,00021,385−15.8% plan?
Jan 5, 2016 MForm 4 →Jan 7, 6:41 pm ESTMERRIMACK PHARMACEUTICALS INCMACK4,000$1.81$7,24025,385— plan?
Dec 1, 2015 SForm 4 →Dec 3, 4:53 pm ESTMERRIMACK PHARMACEUTICALS INCMACK5,000$9.33$46,65021,385−19.0% plan?
Dec 1, 2015 MForm 4 →Dec 3, 4:53 pm ESTMERRIMACK PHARMACEUTICALS INCMACK5,000$1.81$9,05026,385— plan?
Nov 2, 2015 SForm 4 →Nov 3, 5:30 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$9.42$56,50021,385−21.9% plan?
Nov 2, 2015 MForm 4 →Nov 3, 5:30 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86022,385— plan?
Oct 16, 2015 SForm 4 →Oct 16, 7:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK1,000$10.00$10,00021,385−4.47% plan?
Oct 16, 2015 MForm 4 →Oct 16, 7:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK1,000$1.81$1,81022,385— plan?
Oct 1, 2015 SForm 4 →Oct 5, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK5,000$8.20$41,00021,385−19.0% plan?
Oct 1, 2015 MForm 4 →Oct 5, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK5,000$1.81$9,05022,385— plan?
Sep 1, 2015 SForm 4 →Sep 1, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$9.88$59,28021,385−21.9% plan?
Sep 1, 2015 MForm 4 →Sep 1, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
Aug 17, 2015 SForm 4 →Aug 19, 4:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$10.49$62,94021,385−21.9% plan?
Aug 17, 2015 MForm 4 →Aug 19, 4:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
Jul 15, 2015 SForm 4 →Jul 17, 4:10 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$11.84$71,04021,385−21.9% plan?
Jul 15, 2015 MForm 4 →Jul 17, 4:10 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
Jun 18, 2015 SForm 4 →Jun 19, 9:04 pm EDTMERRIMACK PHARMACEUTICALS INCMACK2,000$12.00$24,00021,385−8.55% plan?
Jun 18, 2015 MForm 4 →Jun 19, 9:04 pm EDTMERRIMACK PHARMACEUTICALS INCMACK2,000$1.81$3,62023,385— plan?
Jun 15, 2015 SForm 4 →Jun 15, 6:12 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$10.67$64,02021,385−21.9% plan?
Jun 15, 2015 MForm 4 →Jun 15, 6:12 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
May 15, 2015 SForm 4 →May 19, 5:03 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$12.33$98,64021,385−27.2% plan?
May 15, 2015 MForm 4 →May 19, 5:03 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$1.81$14,48029,385— plan?
Apr 15, 2015 SForm 4 →Apr 15, 6:07 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$12.79$102,32021,385−27.2% plan?
Apr 15, 2015 MForm 4 →Apr 15, 6:07 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$1.81$14,48029,385— plan?
Mar 16, 2015 SForm 4 →Mar 18, 6:47 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$11.95$95,58021,385−27.2% plan?
Mar 16, 2015 MForm 4 →Mar 18, 6:47 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000$1.81$14,48023,385— plan?
Mar 4, 2015 SForm 4 →Mar 6, 4:34 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$12.00$72,00021,385−21.9% plan?
Mar 4, 2015 MForm 4 →Mar 6, 4:34 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
Feb 17, 2015 SForm 4 →Feb 19, 4:44 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$10.31$61,86021,385−21.9% plan?
Feb 17, 2015 MForm 4 →Feb 19, 4:44 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?
Jan 15, 2015 SForm 4 →Jan 16, 5:46 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$11.19$67,14021,385−21.9% plan?
Jan 15, 2015 MForm 4 →Jan 16, 5:46 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000$1.81$10,86027,385— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 26, 2016 MForm 4 →Jul 27, 4:51 pm EDTMERRIMACK PHARMACEUTICALS INCMACK30,000——0—
Feb 8, 2016 AForm 4 →Feb 10, 5:27 pm ESTMERRIMACK PHARMACEUTICALS INCMACK150,000——150,000—
Jan 5, 2016 MForm 4 →Jan 7, 6:41 pm ESTMERRIMACK PHARMACEUTICALS INCMACK4,000——8,000—
Dec 1, 2015 MForm 4 →Dec 3, 4:53 pm ESTMERRIMACK PHARMACEUTICALS INCMACK5,000——12,000—
Nov 2, 2015 MForm 4 →Nov 3, 5:30 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000——17,000—
Oct 16, 2015 MForm 4 →Oct 16, 7:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK1,000——23,000—
Oct 1, 2015 MForm 4 →Oct 5, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK5,000——24,000—
Sep 1, 2015 MForm 4 →Sep 1, 4:11 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000——29,000—
Aug 17, 2015 MForm 4 →Aug 19, 4:09 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000——35,000—
Jul 15, 2015 MForm 4 →Jul 17, 4:10 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000——41,000—
Jun 18, 2015 MForm 4 →Jun 19, 9:04 pm EDTMERRIMACK PHARMACEUTICALS INCMACK2,000——47,000—
Jun 15, 2015 MForm 4 →Jun 15, 6:12 pm EDTMERRIMACK PHARMACEUTICALS INCMACK6,000——49,000—
May 15, 2015 MForm 4 →May 19, 5:03 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000——55,000—
Apr 15, 2015 MForm 4 →Apr 15, 6:07 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000——63,000—
Mar 16, 2015 MForm 4 →Mar 18, 6:47 pm EDTMERRIMACK PHARMACEUTICALS INCMACK8,000——71,000—
Mar 4, 2015 MForm 4 →Mar 6, 4:34 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000——79,000—
Feb 17, 2015 MForm 4 →Feb 19, 4:44 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000——85,000—
Feb 9, 2015 AForm 4 →Feb 11, 4:20 pm ESTMERRIMACK PHARMACEUTICALS INCMACK90,000——90,000—
Jan 15, 2015 MForm 4 →Jan 16, 5:46 pm ESTMERRIMACK PHARMACEUTICALS INCMACK6,000——91,000—