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Rambus
RMBS
RMBS
552 hedge funds and large institutions have $9.18B invested in Rambus in 2025 Q4 according to their latest regulatory filings, with 102 funds opening new positions, 190 increasing their positions, 194 reducing their positions, and 54 closing their positions.
New
Increased
Maintained
Reduced
Closed
89% more first-time investments, than exits
New positions opened: 102 | Existing positions closed: 54
40% more call options, than puts
Call options by funds: $65.1M | Put options by funds: $46.4M
8% more funds holding
Funds holding: 513 → 552 (+39)
0.93% more ownership
Funds ownership: 91.78% → 92.72% (+0.93%)
2% less repeat investments, than reductions
Existing positions increased: 190 | Existing positions reduced: 194
11% less capital invested
Capital invested by funds: $10.3B → $9.18B (-$1.11B)
50% less funds holding in top 10
Funds holding in top 10: 6 → 3 (-3)
Holders
552
Holders Change
+39
Holders Change %
+7.6%
% of All Funds
6.71%
Holding in Top 10
3
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-50%
% of All Funds
0.04%
New
102
Increased
190
Reduced
194
Closed
54
Calls
$65.1M
Puts
$46.4M
Net Calls
+$18.7M
Net Calls Change
-$41.3M
Top Buyers
Top Sellers
| 1 |
EIG
EdgePoint Investment Group
Toronto,
Ontario, Canada
|
-$126M |
| 2 |
ACM
Analog Century Management
New York
|
-$65.8M |
| 3 |
Bank of New York Mellon
New York
|
-$49.6M |
| 4 |
JP Morgan Chase
New York
|
-$48.4M |
| 5 |
Vanguard Group
Malvern,
Pennsylvania
|
-$40.4M |
