As of the latest SEC filings, RAMBUS INC (RMBS) is held by 559 institutional funds. The largest fund shareholder is Invesco Small Cap Value Fund (VSMIX), holding an estimated $321,554,835.27 in market value, representing 2.99% of its portfolio.
Funds holding RAMBUS INC (RMBS)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- RMBS
- CIK:
- 0000917273
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VSMIX
Invesco Small Cap Value Fund
|
MF | Invesco | 2.99% | $321,554,835.27 | 2,793,457 | Apr 30, 2026 | Jun 26, 2026 |
|
IJH
iShares Core S&P Mid-Cap ETF
|
ETF | BlackRock / iShares | 0.29% | $306,617,716.37 | 3,564,079 | Mar 31, 2026 | May 26, 2026 |
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.01% | $294,880,643.47 | 3,427,649 | Mar 31, 2026 | May 28, 2026 |
|
VVORX
Invesco Value Opportunities Fund
|
MF | Invesco | 2.93% | $246,866,402.43 | 2,144,613 | Apr 30, 2026 | Jun 26, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.32% | $227,238,609.64 | 2,641,388 | Mar 31, 2026 | May 28, 2026 |
|
NAESX
VANGUARD SMALL-CAP INDEX FUND
|
ETF | Vanguard | 0.13% | $213,815,434.77 | 2,485,359 | Mar 31, 2026 | May 28, 2026 |
|
SOXX
iShares Semiconductor ETF
|
ETF | BlackRock / iShares | 0.81% | $167,227,350.78 | 1,943,826 | Mar 31, 2026 | May 28, 2026 |
|
VITAX
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
|
ETF | Vanguard | 0.13% | $162,657,378.18 | 1,632,123 | Feb 28, 2026 | Apr 28, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.38% | $122,892,702.21 | 1,067,611 | Apr 30, 2026 | Jun 26, 2026 |
|
VISGX
VANGUARD SMALL-CAP GROWTH INDEX FUND
|
ETF | Vanguard | 0.31% | $119,717,799.46 | 1,391,582 | Mar 31, 2026 | May 28, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.13% | $103,368,916.35 | 1,201,545 | Mar 31, 2026 | May 28, 2026 |
|
PRDSX
T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund
|
MF | T. Rowe Price | 1.15% | $94,864,592.76 | 1,102,692 | Mar 31, 2026 | May 28, 2026 |
|
VEXPX
VANGUARD EXPLORER FUND
|
MF | Vanguard | 0.39% | $85,320,913.32 | 741,212 | Apr 30, 2026 | Jun 26, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.62% | $75,736,510.50 | 880,350 | Mar 31, 2026 | May 28, 2026 |
|
SOXL
Direxion Daily Semiconductor Bull 3X Shares
|
ETF | Direxion | 0.44% | $74,404,916.91 | 646,381 | Apr 30, 2026 | Jun 29, 2026 |
|
ODINX
Invesco Discovery Fund
|
MF | Invesco | 1.09% | $72,391,529.10 | 726,385 | Feb 28, 2026 | Apr 28, 2026 |
|
MDY
SPDR S&P MidCap 400 ETF Trust
|
ETF | State Street (SPDR) | 0.29% | $69,802,075.07 | 811,369 | Mar 31, 2026 | Jun 1, 2026 |
|
XMMO
Invesco S&P MidCap Momentum ETF
|
ETF | Invesco | 1.00% | $68,319,856.98 | 593,518 | Apr 30, 2026 | Jun 26, 2026 |
|
-
VIP Mid Cap Portfolio
|
ETF | Independent / Boutique | 0.84% | $66,853,913.00 | 777,100 | Mar 31, 2026 | May 26, 2026 |
|
FMCHX
Fidelity Mid-Cap Stock Fund
|
MF | Fidelity | 0.75% | $65,888,964.00 | 572,400 | Apr 30, 2026 | Jun 26, 2026 |
|
PAMCX
T. Rowe Price Mid-Cap Growth Fund, Inc.
|
MF | T. Rowe Price | 0.29% | $65,073,092.00 | 756,400 | Mar 31, 2026 | May 28, 2026 |
|
RRMVX
T. Rowe Price Mid-Cap Value Fund, Inc.
|
MF | T. Rowe Price | 0.43% | $64,064,132.16 | 744,672 | Mar 31, 2026 | May 28, 2026 |
|
CSMVX
Congress Small Cap Growth Fund
|
MF | Independent / Boutique | 2.98% | $57,555,000.00 | 500,000 | Apr 30, 2026 | Jun 29, 2026 |
|
IJK
iShares S&P Mid-Cap 400 Growth ETF
|
ETF | BlackRock / iShares | 0.57% | $56,249,855.20 | 653,840 | Mar 31, 2026 | May 28, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.14% | $56,198,871.96 | 563,906 | Feb 28, 2026 | Apr 24, 2026 |
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