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Rambus Inc

RMBS
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0000917273

In the last 90 days, Rambus Inc insiders filed 0 open-market purchases and 2 sales; 620 institutions reported holding it in 13F filings for Q2 2026, worth $13.3B in total; superinvestors Duquesne Family Office and Maverick Capital hold it.

13F holders, Q4 2022

Institutional positions in Rambus Inc as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
303
+64 vs. Q3 2022
Shares held
91.6M
−1.84M (−2.0%) vs. Q3 2022
Total value
$3.27B
+$892.4M (+37.5%) vs. Q3 2022
New holders
79
83 more added
Sold out
15
101 more reduced

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting RMBS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2022: 303 institutions
Q1 2021: 213 institutionsQ2 2021: 219 institutionsQ3 2021: 236 institutionsQ4 2021: 258 institutionsQ1 2022: 276 institutionsQ2 2022: 253 institutionsQ3 2022: 241 institutionsQ4 2022: 303 institutionsQ1 2023: 337 institutionsQ2 2023: 393 institutionsQ3 2023: 350 institutionsQ4 2023: 400 institutionsQ1 2024: 375 institutionsQ2 2024: 363 institutionsQ3 2024: 376 institutionsQ4 2024: 395 institutionsQ1 2025: 413 institutionsQ2 2025: 459 institutionsQ3 2025: 513 institutionsQ4 2025: 554 institutionsQ1 2026: 557 institutionsQ2 2026: 620 institutions
Value heldQ4 2022: $3.27B
Q1 2021: $1.86BQ2 2021: $2.30BQ3 2021: $2.07BQ4 2021: $2.80BQ1 2022: $2.98BQ2 2022: $2.07BQ3 2022: $2.38BQ4 2022: $3.27BQ1 2023: $4.81BQ2 2023: $6.14BQ3 2023: $5.48BQ4 2023: $6.62BQ1 2024: $6.00BQ2 2024: $5.64BQ3 2024: $3.94BQ4 2024: $5.03BQ1 2025: $5.01BQ2 2025: $6.22BQ3 2025: $10.3BQ4 2025: $9.18BQ1 2026: $8.83BQ2 2026: $13.3B
Institutions holding RMBS and their total value by quarter
QuarterHoldersValue
Q2 2026620$13.3B
Q1 2026557$8.83B
Q4 2025554$9.18B
Q3 2025513$10.3B
Q2 2025459$6.22B
Q1 2025413$5.01B
Q4 2024395$5.03B
Q3 2024376$3.94B
Q2 2024363$5.64B
Q1 2024375$6.00B
Q4 2023400$6.62B
Q3 2023350$5.48B
Q2 2023393$6.14B
Q1 2023337$4.81B
Q4 2022303$3.27B
Q3 2022241$2.38B
Q2 2022253$2.07B
Q1 2022276$2.98B
Q4 2021258$2.80B
Q3 2021236$2.07B
Q2 2021219$2.30B
Q1 2021213$1.86B

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q3 2022.

Institutions holding RMBS in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Clear Street Markets LLC1$00.00%+1New
Huntington National Bank1$360.00%00.0%Unchanged
Tfo-TDC, LLC4$3900.00%+4New
Disciplined Investments, LLC18$6450.00%+6+50.0%Added
AdvisorNet Financial, Inc22$7880.00%+22New
SJS Investment Consulting Inc.23$8240.00%+13+130.0%Added
Valley National Advisers Inc50$1.00K0.00%00.0%Unchanged
Farther Finance Advisors, LLC31$1.11K0.00%+31New
Harbour Investments, Inc.32$1.15K0.00%+32New
Carolinas Wealth Consulting LLC34$1.22K0.00%+34New
Bell Investment Advisors, Inc41$1.47K0.00%−1,447−97.2%Reduced
Allworth Financial LP42$1.50K0.00%+32+320.0%Added
Schubert & Co48$1.72K0.00%+3+6.7%Added
Trustcore Financial Services, LLC52$1.86K0.00%00.0%Unchanged
Horan Securities, Inc.52$1.86K0.00%+52New
Glassman Wealth Services56$2.01K0.00%00.0%Unchanged
Global Retirement Partners, LLC72$2.58K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc76$2.72K0.00%00.0%Unchanged
GW&K Investment Management, LLC76$3.00K0.00%+76New
GWM Advisors LLC3,944$3.11K0.00%+3,944New
NewSquare Capital LLC91$3.26K0.00%00.0%Unchanged
Money Concepts Capital Corp100$3.58K0.00%+100New
Dark Forest Capital Management LP111$3.98K0.00%+111New
Massmutual Trust Co FSB108$4.00K0.00%00.0%Unchanged
Spire Wealth Management100$4.00K0.00%00.0%Unchanged
Sageworth Trust Co of South Dakota122$4.00K0.01%00.0%Unchanged
JFS Wealth Advisors, LLC123$4.41K0.00%+63+105.0%Added
Sageworth Trust Co143$5.00K0.00%00.0%Unchanged
TCI Wealth Advisors, Inc.150$5.37K0.00%00.0%Unchanged
Fifth Third Bancorp235$8.42K0.00%+6+2.6%Added
EverSource Wealth Advisors, LLC275$9.85K0.00%00.0%Unchanged
Tradewinds Capital Management, LLC296$10.6K0.00%00.0%Unchanged
Macroview Investment Management LLC307$11.0K0.02%+307New
Tradition Wealth Management, LLC300$11.0K0.00%00.0%Unchanged
Covestor Ltd305$11.0K0.01%+296+3,288.9%Added
Parallel Advisors, LLC311$11.1K0.00%−4−1.3%Reduced
Archer Investment Corp368$13.2K0.01%00.0%Unchanged
Centerpoint Advisors, LLC400$14.0K0.01%00.0%Unchanged
Riggs Asset Managment Co. Inc.400$14.3K0.01%00.0%Unchanged
TD Private Client Wealth LLC444$15.9K0.00%00.0%Unchanged
Parkside Financial Bank & Trust454$16.3K0.00%−4−0.9%Reduced
Bartlett & Co. Wealth Management LLC500$17.9K0.00%00.0%Unchanged
Bartlett & Co. LLC500$18.0K0.00%00.0%Unchanged
One Wealth Advisors, LLC524$18.8K0.00%+524New
Proequities, Inc.540$19.3K0.00%00.0%Unchanged
CarsonAllaria Wealth Management, Ltd.550$20.0K0.02%−1,994−78.4%Reduced
Maryland Capital Advisors Inc.575$20.6K0.02%00.0%Unchanged
Advisory Services Network, LLC577$20.7K0.00%+577New
Baillie Gifford & Co630$22.6K0.00%00.0%Unchanged
Versant Capital Management, Inc804$28.8K0.01%−103−11.4%Reduced
Rockefeller Capital Management L.P.856$30.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)877$32.0K0.00%−7,012−88.9%Reduced
Altshuler Shaham Ltd916$32.8K0.00%+916New
Signaturefd, LLC937$33.6K0.00%+353+60.4%Added
Lindbrook Capital, LLC1,159$41.5K0.01%+56+5.1%Added
Federated Hermes, Inc.1,263$45.2K0.00%+1,263New
Clearstead Advisors, LLC1,315$47.1K0.00%00.0%Unchanged
Coppell Advisory Solutions LLC1,379$49.4K0.02%+1,379New
Coppell Advisory Solutions Corp.1,379$49.4K0.02%+1,379New
IFP Advisors, Inc4,431$65.0K0.00%−2,557−36.6%Reduced
Park Place Capital Corp1,807$65.0K0.02%+1,807New
Nomura Holdings Inc2,295$82.0K0.00%+2,295New
Virtus Fund Advisers, LLC2,327$83.4K0.60%+2,327New
CWM, LLC2,611$94.0K0.00%+71+2.8%Added
Quadrant Capital Group LLC2,672$95.7K0.01%+139+5.5%Added
Northwestern Mutual Wealth Management Co2,700$96.7K0.00%−3,879−59.0%Reduced
Sutton Wealth Advisors Inc.2,837$101.6K0.04%00.0%Unchanged
HHM Wealth Advisors, LLC3,500$125.4K0.03%00.0%Unchanged
US Bancorp3,670$131.5K0.00%−303−7.6%Reduced
Cullen/Frost Bankers, Inc.3,917$140.3K0.00%+3,917New
Nisa Investment Advisors, LLC4,132$148.0K0.00%+700+20.4%Added
Counterpoint Mutual Funds LLC4,138$148.2K0.16%−1,011−19.6%Reduced
Belpointe Asset Management LLC4,728$169.4K0.01%+133+2.9%Added
Pathstone Family Office, LLC14,310$175.9K0.00%+14,310New
FMR LLC4,973$178.1K0.00%−1,028−17.1%Reduced
Veriti Management LLC5,674$203.2K0.03%+5,674New
Franklin Resources Inc5,694$204.0K0.00%+5,694New
Schonfeld Strategic Advisors LLC5,832$208.9K0.00%+5,832New
ExodusPoint Capital Management, LP5,935$213.0K0.00%+5,935New
Simplex Trading, LLC6,034$216.0K0.01%+6,034New
Xponance, Inc.6,121$219.3K0.00%+6,121New
Evergreen Capital Management LLC6,274$224.7K0.01%+6,274New
Shelton Capital Management6,330$226.7K0.02%+6,330New
Sequoia Financial Advisors, LLC6,343$227.2K0.01%+6,343New
The PNC Financial Services Group, Inc.6,361$227.9K0.00%+122+2.0%Added
Seven Eight Capital, LP6,661$238.6K0.06%+6,661New
Martingale Asset Management L P6,663$238.7K0.00%+6,663New
Gsa Capital Partners LLP6,741$241.0K0.03%+6,741New
Metropolitan Life Insurance Co6,749$241.7K0.01%+221+3.4%Added
Profund Advisors LLC6,762$242.2K0.02%+6,762New
Group One Trading, L.P.6,976$249.9K0.01%−575−7.6%Reduced
Mercer Global Advisors Inc7,166$257.0K0.00%+7,166New
Truvestments Capital LLC7,282$260.8K0.15%+7,282New
MML Investors Services, LLC7,290$261.0K0.00%+7,290New
Vista Wealth Management Group, LLC7,834$280.6K0.03%+7,834New
Buckingham Strategic Partners7,892$282.7K0.02%−187−2.3%Reduced
Pinnacle Wealth Planning Services, Inc.7,933$284.2K0.05%+7,933New
Meritage Portfolio Management8,145$292.0K0.02%+191+2.4%Added
Janney Montgomery Scott LLC8,605$308.0K0.00%−2,600−23.2%Reduced
Avantax Planning Partners, Inc.8,600$308.1K0.01%+8,600New