459 hedge funds and large institutions have $6.22B invested in Rambus in 2025 Q2 according to their latest regulatory filings, with 87 funds opening new positions, 191 increasing their positions, 132 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

1.16% less ownership

Funds ownership: 91.59%90.43% (-1.2%)

46% less call options, than puts

Call options by funds: $35.8M | Put options by funds: $65.8M

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
459
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$35.8M
Puts
$65.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
251
$551K
252
$550K
253
$547K
254
$525K
255
$524K
256
$519K
257
$510K
258
$503K
259
$495K
260
$495K
261
$481K
262
$480K
263
$478K
264
$478K
265
$477K
266
$474K
267
$469K
268
$468K
269
$468K
270
$466K
271
$461K
272
$448K
273
$432K
274
$430K
275
$427K