RMBS
Rambus IncCompany with tickers: RMBS
CIK
917273
CUSIP
750917106
Shares Outstanding
108,136,967
Website
https://www.rambus.com
Investor Relations
https://investor.rambus.com/investor-home/default.aspx
13F Activity (30d)
6 filings
5 filers
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding RMBS
458 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | — | 3,564,079 | $306,617,716 | 0.29% | Long | 2026-03-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 3,427,649 | $294,880,643 | 0.01% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | — | 2,641,388 | $227,238,610 | 0.32% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 2,485,359 | $213,815,435 | 0.13% | Long | 2026-03-31 | |
| iShares Semiconductor ETF | — | 1,943,826 | $167,227,351 | 0.81% | Long | 2026-03-31 | |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND | — | 1,632,123 | $162,657,378 | 0.13% | Long | 2026-02-28 | |
| VANGUARD SMALL-CAP GROWTH INDEX FUND | — | 1,391,582 | $119,717,799 | 0.31% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 1,201,545 | $103,368,916 | 0.13% | Long | 2026-03-31 | |
| T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund | — | 1,102,692 | $94,864,593 | 1.15% | Long | 2026-03-31 | |
| iShares Russell 2000 Growth ETF | — | 880,350 | $75,736,511 | 0.62% | Long | 2026-03-31 | |
| Invesco Discovery Fund | — | 726,385 | $72,391,529 | 1.09% | Long | 2026-02-28 | |
| State Street SPDR S&P MidCap 400SM ETF Trust | MDY | 811,369 | $69,802,075 | 0.29% | Long | 2026-03-31 | |
| VIP Mid Cap Portfolio | — | 777,100 | $66,853,913 | 0.84% | Long | 2026-03-31 | |
| T. Rowe Price Mid-Cap Growth Fund, Inc. | — | 756,400 | $65,073,092 | 0.29% | Long | 2026-03-31 | |
| T. Rowe Price Mid-Cap Value Fund, Inc. | — | 744,672 | $64,064,132 | 0.43% | Long | 2026-03-31 | |
| iShares S&P Mid-Cap 400 Growth ETF | — | 653,840 | $56,249,855 | 0.57% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 563,906 | $56,198,872 | 0.14% | Long | 2026-02-28 | |
| VANGUARD RUSSELL 2000 INDEX FUND | — | 534,888 | $53,306,938 | 0.35% | Long | 2026-02-28 | |
| JPMorgan Mid Cap Growth Fund | — | 607,585 | $52,270,538 | 0.46% | Long | 2026-03-31 | |
| Schwab U.S. Small-Cap ETF | — | 522,543 | $52,076,635 | 0.25% | Long | 2026-02-28 | |
| U.S. SMALL CAP PORTFOLIO | — | 444,223 | $50,565,904 | 0.28% | Long | 2026-01-31 | |
| State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF | — | 525,841 | $45,238,101 | 0.29% | Long | 2026-03-31 | |
| State Street(R) SPDR(R) S&P(R) Semiconductor ETF | — | 486,419 | $41,846,627 | 2.59% | Long | 2026-03-31 | |
| Columbia Small Cap Growth Fund | — | 377,570 | $37,628,626 | 1.18% | Long | 2026-02-28 | |
| Oberweis Small-Cap Opportunities Fund | — | 436,600 | $37,560,698 | 1.87% | Long | 2026-03-31 | |
| AVE MARIA GROWTH FUND | — | 370,337 | $31,860,092 | 3.03% | Long | 2026-03-31 | |
| Hood River Small-Cap Growth Fund | — | 362,445 | $31,181,143 | 0.60% | Long | 2026-03-31 | |
| T. Rowe Price Small-Cap Stock Fund, Inc. | — | 359,121 | $30,895,180 | 0.38% | Long | 2026-03-31 | |
| Schwab U.S. Mid-Cap ETF | — | 291,309 | $29,031,855 | 0.21% | Long | 2026-02-28 | |
| Neuberger Intrinsic Value Fund | — | 255,313 | $25,444,494 | 1.96% | Long | 2026-02-28 | |
| Carillon Scout Mid Cap Fund | — | 284,481 | $24,473,900 | 0.65% | Long | 2026-03-31 | |
| Fidelity MSCI Information Technology Index ETF | — | 210,218 | $24,198,194 | 0.14% | Long | 2026-04-30 | |
| Strategic Advisers Fidelity U.S. Total Stock Fund | — | 226,700 | $22,592,922 | 0.01% | Long | 2026-02-28 | |
| JPMorgan Small Cap Growth Fund | — | 245,803 | $21,146,432 | 0.97% | Long | 2026-03-31 | |
| Voya Small Cap Growth Fund | — | 208,202 | $20,749,411 | 1.12% | Long | 2026-02-28 | |
| Fidelity Total Market Index Fund | — | 201,745 | $20,105,907 | 0.02% | Long | 2026-02-28 | |
| Loomis Sayles Small Cap Growth Fund | — | 232,810 | $20,028,644 | 1.04% | Long | 2026-03-31 | |
| ClearBridge Small Cap Growth Fund | — | 169,900 | $19,557,189 | 0.98% | Long | 2026-04-30 | |
| BlackRock Advantage Small Cap Core Fund | — | 190,220 | $18,957,325 | 0.41% | Long | 2026-02-27 | |
| U.S. CORE EQUITY 2 PORTFOLIO | — | 162,020 | $18,442,737 | 0.05% | Long | 2026-01-31 | |
| Emerald Growth Fund | — | 156,958 | $18,067,435 | 1.28% | Long | 2026-04-30 | |
| iShares Future AI & Tech ETF | — | 200,560 | $17,254,177 | 0.83% | Long | 2026-03-31 | |
| Nomura Mid Cap Growth Fund | — | 190,340 | $16,374,950 | 0.55% | Long | 2026-03-31 | |
| VANGUARD S&P MID-CAP 400 INDEX FUND | — | 163,872 | $16,331,484 | 0.31% | Long | 2026-02-28 | |
| Bridge Builder Small/Mid Cap Growth Fund | — | 188,407 | $16,208,654 | 0.18% | Long | 2026-03-31 | |
| T. Rowe Price Institutional Small-Cap Stock Fund | — | 185,548 | $15,962,694 | 0.37% | Long | 2026-03-31 | |
| Fidelity Series Total Market Index Fund | — | 159,247 | $15,870,556 | 0.02% | Long | 2026-02-28 | |
| Small Cap Equity Portfolio | — | 136,073 | $15,663,363 | 1.59% | Long | 2026-04-30 | |
| Fidelity Advisor Stock Selector Mid Cap Fund | — | 155,500 | $15,497,130 | 0.66% | Long | 2026-02-28 | |
| Master Small Cap Index Series | — | 175,451 | $15,094,050 | 0.31% | Long | 2026-03-31 |
Showing 1–50 of 458 positions