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
1326
$887K
1327
$887K
1328
$887K
1329
$883K
1330
$871K
1331
$866K
1332
$866K
1333
$864K
1334
$860K
1335
$859K
1336
$859K
1337
$859K
1338
$856K
1339
$849K
1340
$848K
1341
$848K
1342
$843K
1343
$840K
1344
$836K
1345
$836K
1346
$835K
1347
$834K
1348
$833K
1349
$830K
1350
$829K