Merrimack Pharmaceuticals Inc (MACK)

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1.
Newtyn Management

Noah Levy And Eugene Dozortsev

1,548,883 $10,672 +20% 2.45%
2.
Nantahala Capital Management

Wilmot B. Harkey And Daniel Mack

751,843 $5,180 -1% 0.16%
3.
Bronte Capital

John Hempton

531,510 $3,662 0.57%
4.
Two Sigma Advisors

John Overdeck And David Siegel

220,110 $1,517 0%
5. 176,861 $1,219 0%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$7.47 5,000 Officer, Director 10,104 2021-02-12 Filing
$7.98 1,604 Officer, Director 5,104 2021-02-11 Filing
$7.64 3,500 Officer, Director 3,500 2021-02-10 Filing
$4.00 12,417 Director, Other 652,241 2020-12-01 Filing
$4.00 17,359 Director, Other 896,642 2020-12-01 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$3.20 6,228 Officer, Director 0 2020-07-22 Filing
$3.20 17,250 Officer, Director 0 2020-07-22 Filing
$3.04 52,068 Officer, Director 0 2020-07-22 Filing
$3.04 86,549 Officer, Director 0 2020-07-22 Filing
$3.20 8,428 Officer, Director 0 2020-07-22 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 1,241,896 $8,557 3.06%
2. 1,011,571 $6,970 7.97%
3. 590,622 $4,070 0%
4. 550,539 $3,793 0%
5. 293,800 $2,024 0%
News See All