1,922 hedge funds and large institutions have $130B invested in Merck in 2017 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 795 increasing their positions, 779 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,922
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
138
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.77B
Puts
$1.17B
Net Calls
Net Calls Change

Top Buyers

1 +$438M
2 +$334M
3 +$211M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$190M
5
AL
AJO LP
Pennsylvania
+$180M

Top Sellers

1 -$735M
2 -$576M
3 -$231M
4
Renaissance Technologies
Renaissance Technologies
New York
-$177M
5
Bank of New York Mellon
Bank of New York Mellon
New York
-$169M
Name Holding Trade Value Shares
Change
Change in
Stake
1301
$958K
1302
$958K
1303
$956K
1304
$951K
1305
$949K
1306
$948K
1307
$946K
1308
$942K
1309
$935K
1310
$933K
1311
$932K
1312
$930K
1313
$930K
1314
$927K
1315
$924K
1316
$924K
1317
$920K
1318
$918K
1319
$906K
1320
$903K
1321
$903K
1322
$897K
1323
$895K
1324
$893K
1325
$891K