SIMPLEX TRADING, LLC - MERCK & CO INC ownership

MERCK & CO INC's ticker is and the CUSIP is 58933Y955. A total of 13 filers reported holding MERCK & CO INC in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of MERCK & CO INC
ValueSharesWeighting
Q3 2023$63,561
+21.2%
617,400
+35.9%
0.05%
+16.3%
Q2 2023$52,433
-25.8%
454,400
-44.0%
0.04%
-30.6%
Q1 2023$70,647
-31.3%
812,100
-24.6%
0.06%
-44.6%
Q4 2022$102,819
-99.8%
1,077,400
+23.3%
0.11%
+57.7%
Q3 2022$62,471,000
-32.9%
873,900
-25.3%
0.07%
-28.3%
Q2 2022$93,094,000
+37.3%
1,170,300
+10.5%
0.10%
+59.7%
Q1 2022$67,819,000
+14.9%
1,058,700
-2.9%
0.06%
+3.3%
Q4 2021$59,050,000
+197.9%
1,090,200
+33.8%
0.06%
+215.8%
Q3 2021$19,823,000
+5.0%
815,000
+1.5%
0.02%
+5.6%
Q2 2021$18,888,000
-55.3%
802,800
+14555.0%
0.02%
-76.3%
Q1 2021$42,229,0005,478
+41.1%
0.08%
Q4 2020$0
-100.0%
3,882
-45.1%
0.00%
-100.0%
Q3 2020$58,629,000
+124.4%
7,068
+109.2%
0.08%
+90.5%
Q2 2020$26,122,000
-39.9%
3,378
-40.2%
0.04%
-45.5%
Q1 2020$43,455,000
-4.7%
5,648
+12.6%
0.08%
-23.0%
Q4 2019$45,611,000
-28.9%
5,015
-34.2%
0.10%
-45.1%
Q3 2019$64,153,000
+32.7%
7,621
+32.2%
0.18%
+37.9%
Q2 2019$48,339,000
-27.6%
5,765
-28.2%
0.13%
-29.0%
Q1 2019$66,768,000
+86.6%
8,028
+71.4%
0.19%
+77.1%
Q4 2018$35,782,000
+448.9%
4,683
+409.6%
0.10%
+400.0%
Q3 2018$6,519,000
-51.3%
919
-58.4%
0.02%
-60.4%
Q2 2018$13,396,000
+1279.6%
2,207
-33.1%
0.05%
+23.3%
Q1 2018$971,000
+16.6%
3,301
+19.6%
0.04%
+19.4%
Q4 2017$833,000
+167.8%
2,760
+80.2%
0.04%
+176.9%
Q3 2017$311,000
-42.1%
1,532
-60.6%
0.01%
-43.5%
Q2 2017$537,000
-10.4%
3,892
-2.0%
0.02%
-11.5%
Q1 2017$599,000
-6.6%
3,971
-10.0%
0.03%
-31.6%
Q4 2016$641,000
+348.3%
4,410
+25.6%
0.04%
+280.0%
Q3 2016$143,000
-31.6%
3,512
+11.0%
0.01%
-28.6%
Q2 2016$209,000
-10.3%
3,163
+117.5%
0.01%
-26.3%
Q1 2016$233,000
-37.7%
1,454
-4.0%
0.02%
-34.5%
Q4 2015$374,000
-51.2%
1,515
-23.6%
0.03%
-48.2%
Q3 2015$766,000
+342.8%
1,984
+183.0%
0.06%
+300.0%
Q2 2015$173,000
-10.8%
701
-14.9%
0.01%
-39.1%
Q1 2015$194,000
+145.6%
824
+78.7%
0.02%
+130.0%
Q4 2014$79,0004610.01%
Other shareholders
MERCK & CO INC shareholders Q3 2022
NameSharesValueWeighting ↓
Gladius Capital Management LP 87,800$9,039,0100.38%
NATIONAL BANK OF CANADA /FI/ 4,126$42,312,1300.06%
Maven Securities LTD 51,700$5,322,5150.06%
SIMPLEX TRADING, LLC 617,400$63,5610.05%
Allianz Asset Management GmbH 210,700$21,691,5650.04%
GROUP ONE TRADING, L.P. 81,900$8,431,6050.03%
CTC LLC 4,372$45,009,7400.03%
IMC-Chicago, LLC 178,900$18,417,7550.02%
HRT FINANCIAL LP 9,300$9570.01%
JANE STREET GROUP, LLC 188,400$19,395,7800.01%
View complete list of MERCK & CO INC shareholders