Ameritas Investment Partners, Inc. - MALLINCKRODT PUB LTD CO ownership

MALLINCKRODT PUB LTD CO's ticker is MNKKQ and the CUSIP is G5785G107. A total of 38 filers reported holding MALLINCKRODT PUB LTD CO in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.0%.

Quarter-by-quarter ownership
Ameritas Investment Partners, Inc. ownership history of MALLINCKRODT PUB LTD CO
ValueSharesWeighting
Q3 2020$7,000
-61.1%
6,7940.0%0.00%
-100.0%
Q2 2020$18,000
+38.5%
6,7940.0%0.00%0.0%
Q1 2020$13,000
-45.8%
6,7940.0%0.00%0.0%
Q4 2019$24,000
+50.0%
6,7940.0%0.00%0.0%
Q3 2019$16,000
-94.4%
6,794
-78.3%
0.00%
-92.3%
Q2 2019$288,000
-57.8%
31,3650.0%0.01%
-59.4%
Q1 2019$682,000
+37.5%
31,3650.0%0.03%
+18.5%
Q4 2018$496,000
-46.0%
31,3650.0%0.03%
-35.7%
Q3 2018$919,000
+57.1%
31,3650.0%0.04%
+50.0%
Q2 2018$585,000
+57.3%
31,365
+22.1%
0.03%
+55.6%
Q1 2018$372,000
-43.3%
25,698
-11.6%
0.02%
-40.0%
Q4 2017$656,000
-46.1%
29,065
-2.0%
0.03%
-48.3%
Q3 2017$1,218,000
+959.1%
29,655
+1051.7%
0.06%
+866.7%
Q2 2017$115,0000.0%2,5750.0%0.01%0.0%
Q1 2017$115,000
-55.4%
2,575
+17.6%
0.01%
-64.7%
Q2 2015$258,000
-3.0%
2,190
+4.3%
0.02%0.0%
Q1 2015$266,000
+27.9%
2,1000.0%0.02%
+21.4%
Q4 2014$208,000
-70.2%
2,100
-75.9%
0.01%
-72.0%
Q2 2014$697,000
+23.8%
8,708
-1.9%
0.05%
+13.6%
Q1 2014$563,000
+18.0%
8,877
-2.8%
0.04%
+15.8%
Q4 2013$477,000
+18.4%
9,1350.0%0.04%0.0%
Q3 2013$403,0009,1350.04%
Other shareholders
MALLINCKRODT PUB LTD CO shareholders Q4 2020
NameSharesValueWeighting ↓
ARMISTICE CAPITAL, LLC 40,000$3,893,0000.14%
Cito Capital Group, LLC 93,000$91,0000.05%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,970,687$1,918,0000.05%
Atom Investors LP 480,062$467,0000.04%
BLUEFIN CAPITAL MANAGEMENT, LLC 548,000$644,0000.04%
Cutler Group LLC / CA 27,600$528,0000.03%
GAGNON SECURITIES LLC 145,391$142,0000.03%
HAP Trading, LLC 112,500$416,0000.02%
EDMOND DE ROTHSCHILD HOLDING S.A. 499,500$486,0000.02%
GSA CAPITAL PARTNERS LLP 112,755$110,0000.02%
View complete list of MALLINCKRODT PUB LTD CO shareholders