Marshall Wace’s Merrimack Pharmaceuticals, Inc. MACK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2024
Q3
Sell
-38,221
Closed -$1.15K 3095
2024
Q2
$1.15K Buy
+38,221
New +$567K ﹤0.01% 2482
2023
Q3
Sell
-87,037
Closed -$1.07M 2894
2023
Q2
$1.07M Sell
87,037
-11,218
-11% -$140K ﹤0.01% 1688
2023
Q1
$1.21M Buy
+98,255
New +$1.15M ﹤0.01% 1723
2021
Q3
Sell
-39,150
Closed -$250K 3682
2021
Q2
$250K Sell
39,150
-52,616
-57% -$347K ﹤0.01% 2383
2021
Q1
$576K Buy
91,766
+35,918
+64% +$257K ﹤0.01% 1889
2020
Q4
$385K Buy
+55,848
New +$275K ﹤0.01% 1588
2016
Q4
Sell
-35,288
Closed -$1.76M 1227
2016
Q3
$1.76M Buy
+35,288
New +$1.46M 0.01% 623
2015
Q4
Sell
-41,862
Closed -$2.8M 1220
2015
Q3
$2.8M Sell
41,862
-20,967
-33% -$1.71M 0.03% 386
2015
Q2
$6.11M Buy
+62,829
New +$5.98M 0.08% 268
2014
Q4
Sell
-22,452
Closed -$1.55M 1078
2014
Q3
$1.55M Buy
22,452
+12,591
+128% +$673K 0.02% 488
2014
Q2
$566K Buy
+9,861
New +$501K 0.01% 585

Marshall Wace's MACK Position: Q3 2024 in Review

Marshall Wace sold out of Merrimack Pharmaceuticals, Inc. (MACK) in Q3 2024, closing a stake of 38,221 shares — an estimated $1.15K sold.

Marshall Wace first reported a position in MACK in Q2 2014 and held it in 11 quarters. The position peaked at $6.11M in Q2 2015. 2 funds tracked by Wall St. Rank hold MACK as of Q3 2024.

  • Marshall Wace reported no remaining Merrimack Pharmaceuticals, Inc. position as of Q3 2024 after selling out during the quarter.
  • Marshall Wace sold 38,221 Merrimack Pharmaceuticals, Inc. shares in Q3 2024, an estimated $1.15K.
  • Marshall Wace first reported a position in Merrimack Pharmaceuticals, Inc. in Q2 2014 and held it in 11 quarters.
  • Marshall Wace's Merrimack Pharmaceuticals, Inc. position peaked at $6.11M in Q2 2015.
  • 2 funds tracked by Wall St. Rank held Merrimack Pharmaceuticals, Inc. as of Q3 2024.

Based on Marshall Wace's 13F filing for Q3 2024, filed 14 Nov 2024.