3,431 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, 1,338 increasing their positions, 1,594 reducing their positions, and 278 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: 7365 (-8)

16% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,594

36% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 278

Holders
3,431
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
65
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
3201
$136K
3202
$132K
3203
$130K
3204
$125K
3205
$125K
3206
$123K
3207
$120K
3208
$120K
3209
$120K
3210
$118K
3211
$118K
3212
$117K
3213
$114K
3214
$113K
3215
$113K
3216
$113K
3217
$112K
3218
$112K
3219
$111K
3220
$110K
3221
$109K
3222
$109K
3223
$108K
3224
$108K
3225
$108K