Purchases and Sales Made in Q2 2021 in Merrimack Pharmaceuticals Inc (MACK)
This table provides information about the institutional ownership of Merrimack Pharmaceuticals Inc (MACK) during Q2 2021. The information is specifically focused on institutions that hold shares of MERRIMACK PHARMACEUTICALS INC.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 13, 2021
Q2 2021
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
619KNew |
$3.74M - $4.81M
|
619K
$9.36M
|
|
|
Aug 16, 2021
Q2 2021
|
Western Standard LLC
Los Angeles, CA |
BUY
|
- |
258K+ 25.5% |
$1.56M - $2M
|
1.27M
$19.2M
|
|
|
Aug 16, 2021
Q2 2021
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
210KNew |
$1.27M - $1.63M
|
210K
$3.17M
|
|
|
Aug 11, 2021
Q2 2021
|
Black Rock Inc.
New York, NY |
BUY
|
- |
187KNew |
$1.13M - $1.45M
|
187K
$2.83M
|
|
|
Aug 16, 2021
Q2 2021
|
State Street Corp
Boston, MA |
BUY
|
- |
35.4K+ 316.24% |
$214K - $275K
|
46.6K
$704K
|
|
|
Aug 10, 2021
Q2 2021
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
34.5KNew |
$208K - $268K
|
34.5K
$522K
|
|
|
Aug 13, 2021
Q2 2021
|
Cetera Advisor Networks LLC
El Segundo, CA |
BUY
|
- |
13.4KNew |
$80.9K - $104K
|
13.4K
$203K
|
|
|
Aug 13, 2021
Q2 2021
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
5.48K+ 6.01% |
$33.1K - $42.6K
|
96.7K
$1.46M
|
|
|
Aug 12, 2021
Q2 2021
|
Wittenberg Investment Management, Inc.
Carlisle, MA |
BUY
|
- |
3.1K+ 1.66% |
$18.7K - $24.1K
|
189K
$2.86M
|
|
|
Jul 26, 2021
Q2 2021
|
Sepio Capital, LP
|
BUY
|
- |
2.53K+ 1.16% |
$15.3K - $19.7K
|
221K
$3.35M
|
|
|
Aug 16, 2021
Q2 2021
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
2.01KNew |
$12.1K - $15.6K
|
2.01K
$30.4K
|
|
|
Sep 13, 2021
Q2 2021
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
1.35KNew |
$8.16K - $10.5K
|
1.35K
$20.4K
|
|
|
Aug 16, 2021
Q2 2021
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
328New |
$1.98K - $2.55K
|
328
$4.96K
|
|
|
Aug 13, 2021
Q2 2021
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
|
Aug 16, 2021
Q2 2021
|
Wells Fargo & Company
San Francisco, CA |
SELL
|
- |
-1- 0.73% |
$6.04 - $7.77
|
136
$2.06K
|
|
|
Aug 16, 2021
Q2 2021
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-2- 0.9% |
$12.1 - $15.5
|
220
$3.33K
|
|
|
Aug 06, 2021
Q2 2021
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
SELL
|
- |
-200Closed |
$1.21K - $1.55K
|
0
$0
|
|
|
Aug 13, 2021
Q2 2021
|
Barclays PLC
London, X0 |
SELL
|
- |
-320Closed |
$1.93K - $2.49K
|
0
$0
|
|
|
Aug 16, 2021
Q2 2021
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-1.11K- 8.99% |
$6.67K - $8.59K
|
11.2K
$169K
|
|
|
Aug 13, 2021
Q2 2021
|
Ubs Group Ag
|
SELL
|
- |
-1.19K- 70.53% |
$7.21K - $9.28K
|
499
$7.55K
|
|
|
Aug 11, 2021
Q2 2021
|
Bank Of New York Mellon Corp
New York, NY |
SELL
|
- |
-1.23K- 2.91% |
$7.42K - $9.55K
|
41K
$620K
|
|
|
Aug 12, 2021
Q2 2021
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-1.58K- 0.3% |
$9.51K - $12.2K
|
518K
$7.83M
|
|
|
Aug 16, 2021
Q2 2021
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-1.59K- 7.67% |
$9.62K - $12.4K
|
19.2K
$290K
|
|
|
Aug 09, 2021
Q2 2021
|
Bronte Capital Management Pty Ltd.
|
SELL
|
- |
-1.84K- 0.33% |
$11.1K - $14.3K
|
549K
$8.3M
|
|
|
Aug 16, 2021
Q2 2021
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-2.58KClosed |
$15.6K - $20K
|
0
$0
|
|
|
Aug 13, 2021
Q2 2021
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-4.54K- 12.52% |
$27.4K - $35.2K
|
31.7K
$479K
|
|
|
Aug 16, 2021
Q2 2021
|
Bridgeway Capital Management, LLC
Houston, TX |
SELL
|
- |
-5K- 7.79% |
$30.2K - $38.9K
|
59.2K
$896K
|
|
|
Jul 06, 2021
Q2 2021
|
Mascoma Wealth Management LLC
|
SELL
|
- |
-5KClosed |
$30.2K - $38.9K
|
0
$0
|
|
|
Aug 16, 2021
Q2 2021
|
Voya Financial Advisors, Inc.
Windsor, CT |
SELL
|
- |
-13.4KClosed |
$80.9K - $104K
|
0
$0
|
|
|
Aug 16, 2021
Q2 2021
|
Nantahala Capital Management, LLC
New Canaan, CT |
SELL
|
- |
-37K- 6.08% |
$224K - $288K
|
572K
$8.65M
|
|
|
Aug 13, 2021
Q2 2021
|
Marshall Wace, LLP
London, X0 |
SELL
|
- |
-52.6K- 57.34% |
$318K - $409K
|
39.2K
$592K
|
|
|
Aug 11, 2021
Q2 2021
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-64.5K- 60.67% |
$390K - $501K
|
41.8K
$633K
|
|
|
Aug 13, 2021
Q2 2021
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-86.2K- 45.81% |
$521K - $670K
|
102K
$1.54M
|
|
|
Aug 16, 2021
Q2 2021
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-116K- 73.35% |
$701K - $902K
|
42.2K
$638K
|
|
|
Aug 16, 2021
Q2 2021
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-155K- 71.35% |
$935K - $1.2M
|
62.1K
$940K
|