BlackRock’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
Q2
Sell
-723,294
Closed -$10.7M 5448
2024
Q1
$10.7M Sell
723,294
-20,329
-3% -$286K ﹤0.01% 3321
2023
Q4
$9.97M Buy
743,623
+52,806
+8% +$667K ﹤0.01% 3400
2023
Q3
$8.52M Buy
690,817
+14,527
+2% +$176K ﹤0.01% 3430
2023
Q2
$8.32M Buy
676,290
+454,037
+204% +$5.68M ﹤0.01% 3497
2023
Q1
$2.73M Buy
222,253
+12,495
+6% +$147K ﹤0.01% 3905
2022
Q4
$2.4M Buy
209,758
+2,975
+1% +$24.5K ﹤0.01% 4060
2022
Q3
$775K Sell
206,783
-932
-0.4% -$4.3K ﹤0.01% 4575
2022
Q2
$1.24M Sell
207,715
-3,724
-2% -$21K ﹤0.01% 4449
2022
Q1
$1.34M Sell
211,439
-1,224
-0.6% -$6.88K ﹤0.01% 4560
2021
Q4
$832K Buy
212,663
+1,612
+0.8% +$7K ﹤0.01% 4728
2021
Q3
$1.02M Buy
211,051
+23,961
+13% +$125K ﹤0.01% 4547
2021
Q2
$1.2M Sell
187,090
-68,413
-27% -$452K ﹤0.01% 4459
2021
Q1
$1.6M Buy
255,503
+3,572
+1% +$25.5K ﹤0.01% 4362
2020
Q4
$1.74M Sell
251,931
-849
-0.3% -$4.19K ﹤0.01% 4083
2020
Q3
$1.01M Buy
252,780
+1,846
+0.7% +$6.78K ﹤0.01% 4109
2020
Q2
$836K Buy
250,934
+3,012
+1% +$10.3K ﹤0.01% 4087
2020
Q1
$533K Sell
247,922
-771
-0.3% -$2.25K ﹤0.01% 4038
2019
Q4
$783K Sell
248,693
-169
-0.1% -$677 ﹤0.01% 4067
2019
Q3
$1.12M Sell
248,862
-69,512
-22% -$347K ﹤0.01% 3940
2019
Q2
$1.51M Sell
318,374
-5,516
-2% -$26.1K ﹤0.01% 3875
2019
Q1
$1.77M Sell
323,890
-1,708
-0.5% -$7.85K ﹤0.01% 3748
2018
Q4
$989K Buy
325,598
+2,487
+0.8% +$8.63K ﹤0.01% 3892
2018
Q3
$1.35M Buy
323,111
+2,064
+0.6% +$8.7K ﹤0.01% 3874
2018
Q2
$1.24M Sell
321,047
-702,515
-69% -$4.66M ﹤0.01% 3877
2018
Q1
$6.48M Sell
1,023,562
-9,813
-0.9% -$81.2K ﹤0.01% 3313
2017
Q4
$8.33M Sell
1,033,375
-280,834
-21% -$2.62M ﹤0.01% 3241
2017
Q3
$15M Buy
1,314,209
+24,369
+2% +$256K ﹤0.01% 2946
2017
Q2
$12.6M Sell
1,289,840
-180,970
-12% -$3.7M ﹤0.01% 3043
2017
Q1
$35.6M Buy
1,470,810
+1,468,590
+66,153% +$36.7M ﹤0.01% 2426
2016
Q4
$71K Sell
2,220
-2,208
-50% -$94.2K ﹤0.01% 2755
2016
Q3
$221K Buy
4,428
+885
+25% +$36.7K ﹤0.01% 2096
2016
Q2
$151K Buy
3,543
+2,542
+254% +$138K ﹤0.01% 2266
2016
Q1
$66K Buy
1,001
+565
+130% +$29.5K ﹤0.01% 2222
2015
Q4
$27K Buy
436
+24
+6% +$1.69K ﹤0.01% 2425
2015
Q3
$28K Buy
412
+54
+15% +$4.41K ﹤0.01% 2201
2015
Q2
$35K Buy
358
+9
+3% +$856 ﹤0.01% 2139
2015
Q1
$33K Sell
349
-72
-17% -$6.13K ﹤0.01% 2137
2014
Q4
$38K Hold
421
﹤0.01% 2089
2014
Q3
$29K Hold
421
﹤0.01% 2171
2014
Q2
$25K Sell
421
-58
-12% -$2.94K ﹤0.01% 2274
2014
Q1
$19K Hold
479
﹤0.01% 2394
2013
Q4
$21K Hold
479
﹤0.01% 2351
2013
Q3
$14K Buy
479
+49
+11% +$1.71K ﹤0.01% 2465
2013
Q2
$23K Buy
+430
New +$18.8K ﹤0.01% 2244

Other funds holding MACK

BlackRock's MACK Position: Q2 2024 in Review

BlackRock sold out of Merrimack Pharmaceuticals, Inc. (MACK) in Q2 2024, closing a stake of 723,294 shares — an estimated $10.7M sold.

BlackRock first reported a position in MACK in Q2 2013 and held it in 44 quarters. The position peaked at $35.6M in Q1 2017. 12 funds tracked by Wall St. Rank hold MACK as of Q2 2024.

  • BlackRock reported no remaining Merrimack Pharmaceuticals, Inc. position as of Q2 2024 after selling out during the quarter.
  • BlackRock sold 723,294 Merrimack Pharmaceuticals, Inc. shares in Q2 2024, an estimated $10.7M.
  • BlackRock first reported a position in Merrimack Pharmaceuticals, Inc. in Q2 2013 and held it in 44 quarters.
  • BlackRock's Merrimack Pharmaceuticals, Inc. position peaked at $35.6M in Q1 2017.
  • 12 funds tracked by Wall St. Rank held Merrimack Pharmaceuticals, Inc. as of Q2 2024.

Based on BlackRock's 13F filing for Q2 2024, filed 13 Aug 2024.