Citadel Advisors - MALLINCKRODT PUB LTD CO ownership

MALLINCKRODT PUB LTD CO's ticker is MNKKQ and the CUSIP is G5785G107. A total of 425 filers reported holding MALLINCKRODT PUB LTD CO in Q1 2017. The put-call ratio across all filers is 2.50 and the average weighting 0.1%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of MALLINCKRODT PUB LTD CO
ValueSharesWeighting
Q3 2020$617,000
-61.8%
634,285
+5.2%
0.00%
Q2 2020$1,616,000
-34.7%
603,200
-51.7%
0.00%
-100.0%
Q1 2020$2,475,000
-11.9%
1,249,558
+55.2%
0.00%0.0%
Q4 2019$2,810,000
+25.3%
804,886
-13.5%
0.00%
Q3 2019$2,243,000
-82.5%
930,710
-33.3%
0.00%
-100.0%
Q2 2019$12,802,000
-33.2%
1,394,523
+58.2%
0.01%
-33.3%
Q1 2019$19,166,000
+75.0%
881,629
+27.2%
0.01%
+50.0%
Q4 2018$10,955,000
-63.1%
693,307
-31.6%
0.01%
-53.8%
Q3 2018$29,716,000
+288.6%
1,013,893
+147.4%
0.01%
+225.0%
Q2 2018$7,647,000
-35.6%
409,795
-50.1%
0.00%
-33.3%
Q1 2018$11,881,000
+48.3%
820,570
+131.1%
0.01%
+50.0%
Q4 2017$8,009,000
-89.3%
355,015
-82.3%
0.00%
-93.0%
Q3 2017$74,816,000
-41.9%
2,002,024
-30.3%
0.06%
-47.7%
Q2 2017$128,789,000
+4.3%
2,874,094
+3.8%
0.11%
-3.5%
Q1 2017$123,460,000
+97.7%
2,770,015
+121.0%
0.11%
+82.3%
Q4 2016$62,438,000
-46.5%
1,253,278
-25.0%
0.06%
-47.0%
Q3 2016$116,608,000
+19.8%
1,671,092
+4.3%
0.12%
+8.3%
Q2 2016$97,351,000
+325.5%
1,601,691
+329.0%
0.11%
+272.4%
Q1 2016$22,881,000
+26.6%
373,381
+54.2%
0.03%
+45.0%
Q4 2015$18,073,000
-36.3%
242,162
-45.4%
0.02%
-25.9%
Q3 2015$28,371,000
-45.4%
443,712
+0.5%
0.03%
-40.0%
Q2 2015$51,954,000
-8.1%
441,330
-1.1%
0.04%
-16.7%
Q1 2015$56,531,000
+334.3%
446,350
+239.6%
0.05%
+315.4%
Q4 2014$13,018,000
-71.3%
131,446
-73.9%
0.01%
-72.9%
Q3 2014$45,415,000
-40.9%
503,774
-47.6%
0.05%
-45.5%
Q2 2014$76,899,000
+150.1%
961,003
+98.2%
0.09%
+144.4%
Q1 2014$30,751,000
+5848.0%
484,958
+4804.0%
0.04%
+3500.0%
Q4 2013$517,000
+70.6%
9,889
+48.5%
0.00%0.0%
Q2 2013$303,0006,6600.00%
Other shareholders
MALLINCKRODT PUB LTD CO shareholders Q1 2017
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