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; 621 institutions reported holding it in 13F filings for Q2 2026, worth $13.3B in total; superinvestors Duquesne Family Office and Maverick Capital hold it.
Q4 2021 vs. Q3 2021
How the institutions holding Rambus Inc changed between Q3 2021 and Q4 2021.
All holders in Q4 2021All holders in Q3 2021
| Measure | Q3 2021 | Of which not filed for Q4 2021 | Q4 2021 | Change |
|---|---|---|---|---|
| Holders | 236 | 4 | 258 | +26 |
| Shares | 93.4M | 196.9K | 95.6M | +2.33M (+2.5%) |
| Value | $2.07B | $4.37M | $2.80B | +$735.3M (+35.5%) |
4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so the changes leave them out.
New holders (55)
Institutions that held Rambus Inc at the end of Q4 2021 but not at the end of Q3 2021.
Sold out (29)
Institutions that held Rambus Inc at the end of Q3 2021 and filed for Q4 2021 without it.
Not filed for Q4 2021 yet (4)
Institutions that held Rambus Inc at the end of Q3 2021 and haven't filed a 13F for Q4 2021. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2021 | Value, Q3 2021 |
|---|---|---|
| Alexandria Capital, LLC | 180,000 | $4.00M |
| Marshall Wace North America L.P. | 15,648 | $347.0K |
| Sonora Investment Management, LLC | 1,000 | $22.0K |
| Wealth Quarterback LLC | 244 | $6.00K |