Home > Insider Trading > Merrimack Pharmaceuticals Inc > Profile

Merrimack Pharmaceuticals Inc (MACK)

Related Insiders

B. Ulrik Nielsen, Director, 2019-10-21
T Russell Ray, Director, 2019-10-21
L Gary Crocker, President, 2019-10-21
Newtyn Partners, Lp, Other, 2019-09-27
Newtyn Te Partners, Lp, Other, 2019-09-27
Newtyn Management, Llc, Other, 2019-09-27
G. Noah Levy, Director, Other, 2019-09-27
Newtyn Capital Partners, Lp, Other, 2019-09-27
Ledo Capital, Llc, Other, 2019-09-27
Western Standard Partners Qp, L.p., Other, 2019-09-27
Eric Andersen, Director, Other, 2019-09-27
Western Standard Llc, Other, 2019-09-27
Western Standard Partners Lp, Other, 2019-09-27
22Nw Gp, Inc., Large Shareholder, Other, 2019-07-26
Jason Aryeh, Large Shareholder, Other, 2019-07-18
Jfl Capital Holdings Llc, Large Shareholder, Other, 2019-07-02
F. Joseph Lawler, Large Shareholder, Other, 2019-07-02
Jfl Capital Management Lp, Large Shareholder, Other, 2019-07-02
Jfl Capital Management, Llc, Large Shareholder, Other, 2019-07-02
Jfl Partners Fund Lp, Large Shareholder, Other, 2019-07-02
Richard Peters, President And Ceo, 2019-05-10
22Nw Fund Gp, Llc, Large Shareholder, Other, 2019-04-18
R. Aron English, Large Shareholder, Other, 2019-04-18
22Nw, Lp, Large Shareholder, Other, 2019-04-18
22Nw Fund, Lp, Large Shareholder, Other, 2019-04-18
Kenneth Lin, Large Shareholder, Other, 2019-03-20
L. Sergio Santillana, Chief Medical Officer, 2018-12-13
A Jeffrey Munsie, General Counsel, 2018-12-13
M. Jean Franchi, Chief Financial Officer, 2018-12-13
C Daryl Drummond, Head Of Research, 2018-12-13
H. James Quigley, Director, 2018-06-15
M. John Dineen, Director, 2018-06-15
George Demetri, Director, 2018-06-15
E Michael Porter, Director, 2017-09-15
John Mendelsohn, Director, 2017-09-15
S Vivian Lee, Director, 2017-09-15
Jr. E. Thomas Needham, Chief Business Officer, 2017-08-03
L. John Green, Principal Accounting Officer, 2017-06-20
J. Edward Stewart, Head Of Commercial, 2016-07-27
M. Birgit Schoeberl, Head Of Discovery, 2016-07-27
M. William Mcclements, Head Of Corporate Operations, 2016-03-01
B. Yasir Al-Wakeel, Cfo And Head Of Corp Dev, 2016-02-10
N Peter Laivins, Head Of Development, 2016-02-10
J. Robert Mulroy, President And Ceo, 2016-02-10
A. William Sullivan, Principal Accounting Officer, 2016-02-10
J. Gordon Fehr, Director, 2015-05-18
J Anthony Sinskey, Director, 2014-12-22
B. Van James Dresser, Director, 2014-06-03
E Sarah Nash, Director, 2014-05-15
R. Fazal Khan, Svp Of Manufacturing, 2014-02-13
M. Clet Niyikiza, Evp Of Development, 2013-03-13
Phd M Walter Lovenberg, Director, 2012-05-01
C Robert Gay, Director, 2012-04-05

Hedge Fund Holdings

Filing Period:

Last updated on August 20, 2019, 4:25 pm based on SEC 13F filings Last update: August 20, 2019, 4:25 pm

No.	Hedge Fund	Shares	Value (x$1000)	Activity	% Port
1.	Newtyn Management Noah Levy And Eugene Dozortsev	1,212,144	$7,333	+6%	0.94%
2.	Nantahala Capital Management Wilmot B. Harkey And Daniel Mack	647,635	$3,918		0.12%
3.	Millennium Management Israel Englander	0	$0		0%
4.	Citadel Investment Group Ken Griffin	13,459	$82		0%
5.	D E Shaw D. E. Shaw	19,587	$119	-82%	0%

Insider Trading: Purchases See All

Insider	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Aryeh	$5.44	302	Large Shareholder, Other	3,802	2019-07-16	Filing
Aryeh	$5.62	1,000	Large Shareholder, Other	3,500	2019-07-12	Filing
Aryeh	$5.71	2,400	Large Shareholder, Other	2,500	2019-07-12	Filing
Aryeh	$5.71	100	Large Shareholder, Other	100	2019-07-11	Filing
Jfl	$5.85	10,107	Large Shareholder, Other	739,676	2019-07-02	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Nielsen	$14.23	7,796	Director	22,681	2017-09-15	Filing
Nielsen	$14.20	100	Director	22,681	2017-09-14	Filing
Nielsen	$14.27	6,800	Director	22,681	2017-09-13	Filing
Nielsen	$14.46	14,756	Director	22,681	2017-09-11	Filing
Drummond	$3.72	4,097	Officer	101,731	2017-05-12	Filing