Latest Institutional Transactions on Merrimack Pharmaceuticals Inc (MACK)
This table provides information on the latest institutional transactions involving Merrimack Pharmaceuticals Inc (MACK) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Apr 30, 2024
Q1 2024
|
Nelson, Van Denburg & Campbell Wealth Management Group, LLC
Omaha, NE |
BUY
|
- |
2New |
$26.1 - $30
|
2
$30.3
|
|
|
Apr 23, 2024
Q1 2024
|
Amalgamated Bank
New York, NY |
SELL
|
- |
-1.13K- 76.18% |
$14.7K - $16.9K
|
353
$5.34K
|
|
|
Apr 18, 2024
Q1 2024
|
Capital Advisors, Ltd. LLC
|
BUY
|
- |
28New |
$366 - $420
|
28
$424
|
|
| Q4 2023 | |||||||
|
Feb 14, 2024
Q4 2023
|
Group One Trading, L.P.
Chicago, IL |
SELL
|
- |
-4.29K- 94.79% |
$51.6K - $57.6K
|
236
$3.57K
|
|
|
Feb 14, 2024
Q4 2023
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
CALL |
13.6K+ 13.6% |
$163K - $182K
|
114K
$1.72M
|
|
|
Feb 14, 2024
Q4 2023
|
Indaba Capital Management, L.P.
San Francisco, CA |
BUY
|
- |
86.7K+ 63.34% |
$1.04M - $1.16M
|
223K
$3.38M
|
|
|
Feb 14, 2024
Q4 2023
|
Lazard Asset Management LLC
New York, NY |
SELL
|
- |
-293- 9.38% |
$3.52K - $3.93K
|
2.83K
$42.8K
|
|
|
Feb 14, 2024
Q4 2023
|
Kennedy Capital Management, Inc.
St Louis, MO |
SELL
|
- |
-47.5K- 50.7% |
$571K - $637K
|
46.2K
$699K
|
|
|
Feb 14, 2024
Q4 2023
|
Western Standard LLC
Los Angeles, CA |
BUY
|
- |
279K+ 14.7% |
$3.35M - $3.73M
|
2.17M
$32.9M
|
|
|
Feb 13, 2024
Q4 2023
|
Wittenberg Investment Management, Inc.
Carlisle, MA |
BUY
|
- |
500+ 0.24% |
$6.01K - $6.71K
|
210K
$3.18M
|
|
|
Feb 09, 2024
Q4 2023
|
Covestor LTD
Boston, MA |
BUY
|
- |
19+ 21.84% |
$228 - $255
|
106
$1.6K
|
|
|
Feb 06, 2024
Q4 2023
|
Ajo Vista, LLC
Boston, MA |
BUY
|
- |
1.54KNew |
$18.6K - $20.7K
|
1.54K
$23.4K
|
|
|
Feb 02, 2024
Q4 2023
|
Headlands Technologies LLC
Chicago, IL |
BUY
|
- |
300New |
$3.61K - $4.02K
|
300
$4.54K
|
|
|
Feb 01, 2024
Q4 2023
|
Gamma Investing LLC
Foster City, CA |
BUY
|
- |
2New |
$24 - $26.8
|
2
$30.3
|
|
|
Feb 01, 2024
Q4 2023
|
New York State Common Retirement Fund
|
SELL
|
- |
-6.92K- 84.32% |
$83.2K - $92.8K
|
1.29K
$19.5K
|
|
|
Jan 31, 2024
Q4 2023
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-3- 3.41% |
$36.1 - $40.2
|
85
$1.29K
|
|
|
Jan 25, 2024
Q4 2023
|
Allspring Global Investments Holdings, LLC
|
BUY
|
- |
11.8KNew |
$142K - $159K
|
11.8K
$179K
|
|
| Q3 2023 | |||||||
|
Nov 21, 2023
Q3 2023
|
Comerica Bank
|
BUY
|
- |
500New |
$5.8K - $6.26K
|
500
$7.57K
|
|
|
Nov 14, 2023
Q3 2023
|
Centiva Capital, LP
New York, NY |
BUY
|
- |
188KNew |
$2.18M - $2.35M
|
188K
$2.84M
|
|
|
Nov 14, 2023
Q3 2023
|
Sio Capital Management, LLC
New York, NY |
SELL
|
- |
-2.28K- 0.79% |
$26.5K - $28.6K
|
288K
$4.36M
|
|
|
Nov 07, 2023
Q3 2023
|
Dorsey Wright & Associates
|
SELL
|
- |
-67- 3.35% |
$777 - $839
|
1.93K
$29.2K
|
|
|
Nov 02, 2023
Q3 2023
|
Nisa Investment Advisors, LLC
|
BUY
|
- |
15New |
$174 - $188
|
15
$227
|
|
| Q2 2023 | |||||||
|
Aug 14, 2023
Q2 2023
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-29.5K- 73.26% |
$354K - $385K
|
10.7K
$163K
|
|
|
Aug 14, 2023
Q2 2023
|
Boothbay Fund Management, LLC
New York, NY |
SELL
|
- |
-71K- 60.46% |
$853K - $928K
|
46.4K
$703K
|
|
|
Aug 14, 2023
Q2 2023
|
Nuveen Asset Management, LLC
Chicago, IL |
BUY
|
- |
13.7KNew |
$165K - $179K
|
13.7K
$208K
|
|
|
Aug 14, 2023
Q2 2023
|
Nantahala Capital Management, LLC
New Canaan, CT |
SELL
|
- |
-80.1K- 41.89% |
$963K - $1.05M
|
111K
$1.68M
|
|
|
Aug 11, 2023
Q2 2023
|
Ameritas Investment Partners, Inc.
Lincoln, NE |
BUY
|
- |
865New |
$10.4K - $11.3K
|
865
$13.1K
|
|
|
Aug 10, 2023
Q2 2023
|
Metropolitan Life Insurance CO
New York, NY |
BUY
|
- |
581New |
$6.98K - $7.59K
|
581
$8.79K
|
|
|
Aug 10, 2023
Q2 2023
|
Connor, Clark & Lunn Investment Management Ltd.
|
BUY
|
- |
14.4KNew |
$173K - $188K
|
14.4K
$218K
|
|
|
Aug 09, 2023
Q2 2023
|
Charles Schwab Investment Management Inc
San Francisco, CA |
BUY
|
- |
29.6KNew |
$356K - $387K
|
29.6K
$448K
|
|
|
Aug 03, 2023
Q2 2023
|
Fifth Lane Capital, LP
Austin, TX |
BUY
|
- |
10.9KNew |
$131K - $143K
|
10.9K
$165K
|
|
| Q1 2023 | |||||||
|
May 15, 2023
Q1 2023
|
Newtyn Management, LLC
New York, NY |
BUY
|
- |
105K+ 5.95% |
$1.2M - $1.3M
|
1.87M
$28.3M
|
|
|
May 15, 2023
Q1 2023
|
Belvedere Trading LLC
|
SELL
|
- |
-28.1K- 72.07% |
$319K - $346K
|
10.9K
$165K
|
|
|
May 15, 2023
Q1 2023
|
Belvedere Trading LLC
|
SELL
|
PUT |
-1.3K- 8.44% |
$14.8K - $16K
|
14.1K
$213K
|
|
|
May 12, 2023
Q1 2023
|
Dark Forest Capital Management LP
Weston, CT |
BUY
|
- |
1.06KNew |
$12K - $13.1K
|
1.06K
$16K
|
|
| Q4 2022 | |||||||
|
Feb 14, 2023
Q4 2022
|
New Edge Advisors, LLC
New Orleans, LA |
BUY
|
- |
1.41KNew |
$5.17K - $17.6K
|
1.41K
$21.3K
|
|
|
Feb 14, 2023
Q4 2022
|
Orbimed Advisors LLC
San Diego, CA |
BUY
|
- |
73.6KNew |
$271K - $921K
|
73.6K
$1.11M
|
|
|
Feb 14, 2023
Q4 2022
|
Hap Trading, LLC
New York, NY |
BUY
|
PUT |
10.4KNew |
$38.3K - $130K
|
10.4K
$157K
|
|
|
Feb 14, 2023
Q4 2022
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-7.5K- 40.15% |
$27.6K - $93.8K
|
11.2K
$169K
|
|
|
Feb 14, 2023
Q4 2022
|
Bank Of New York Mellon Corp
New York, NY |
BUY
|
- |
74.9KNew |
$276K - $937K
|
74.9K
$1.13M
|
|
|
Feb 14, 2023
Q4 2022
|
Pura Vida Investments, LLC
New York, NY |
BUY
|
- |
64.1KNew |
$236K - $802K
|
64.1K
$970K
|
|
|
Feb 14, 2023
Q4 2022
|
Freedom Wealth Alliance, LLC
Brookfield, WI |
BUY
|
- |
1.82KNew |
$6.7K - $22.8K
|
1.82K
$27.5K
|
|
|
Feb 10, 2023
Q4 2022
|
22 Nw, LP
Seattle, WA |
SELL
|
- |
-216K- 17.54% |
$795K - $2.7M
|
1.02M
$15.4M
|
|
|
Feb 07, 2023
Q4 2022
|
Cutler Group LP
|
BUY
|
CALL |
2KNew |
$7.36K - $25K
|
2K
$30.3K
|
|
|
Jan 30, 2023
Q4 2022
|
Horrell Capital Management, Inc.
|
BUY
|
- |
50New |
$184 - $626
|
50
$757
|
|
|
Jan 18, 2023
Q4 2022
|
Webster Bank, N. A.
|
SELL
|
- |
-1.53K- 50.02% |
$5.62K - $19.1K
|
1.53K
$23.1K
|
|
|
Jan 17, 2023
Q4 2022
|
Armstrong Advisory Group, Inc
Needham, MA |
BUY
|
- |
45New |
$166 - $563
|
45
$681
|
|
| Q3 2022 | |||||||
|
Nov 16, 2022
Q3 2022
|
Kayne Anderson Rudnick Investment Management LLC
Los Angeles, CA |
BUY
|
- |
300New |
$1.11K - $1.82K
|
300
$4.54K
|
|
|
Nov 14, 2022
Q3 2022
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
766K+ 228.55% |
$2.83M - $4.64M
|
1.1M
$16.7M
|
|
|
Nov 14, 2022
Q3 2022
|
Bridgeway Capital Management, LLC
Houston, TX |
SELL
|
- |
-25K- 42.23% |
$92.5K - $152K
|
34.2K
$517K
|
|