3,416 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 179 funds opening new positions, 1,332 increasing their positions, 1,586 reducing their positions, and 277 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

11% less funds holding in top 10

Funds holding in top 10: 7264 (-8)

16% less repeat investments, than reductions

Existing positions increased: 1,332 | Existing positions reduced: 1,586

35% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 277

Holders
3,416
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
64
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.57B
Puts
$2.32B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1801
$1.15M
1802
$1.15M
1803
$1.15M
1804
$1.15M
1805
$1.14M
1806
$1.14M
1807
$1.13M
1808
$1.13M
1809
$1.13M
1810
$1.13M
1811
$1.13M
1812
$1.13M
1813
$1.13M
1814
$1.13M
1815
$1.13M
1816
$1.12M
1817
$1.11M
1818
$1.11M
1819
$1.11M
1820
$1.11M
1821
$1.11M
1822
$1.11M
1823
$1.11M
1824
$1.11M
1825
$1.1M