3,431 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 177 funds opening new positions, 1,339 increasing their positions, 1,595 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: 1,339 | Existing positions reduced: 1,595

36% less first-time investments, than exits

New positions opened: 177 | 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
2301
$590K
2302
$589K
2303
$589K
2304
$588K
2305
$584K
2306
$584K
2307
$583K
2308
$581K
2309
$580K
2310
$580K
2311
$579K
2312
$579K
2313
$578K
2314
$578K
2315
$577K
2316
$577K
2317
$577K
2318
$576K
2319
$575K
2320
$575K
2321
$574K
2322
$573K
2323
$571K
2324
$570K
2325
$569K