Rambus, Inc.

Historical 13F Holders

Symbol
RMBS
CUSIP
750917106
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 750917106 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 10.4% 10/27/2026
Event 9/30/2026
FMR LLC 13G/A
6.6% 11/5/2026
Event 9/30/2026
Vanguard Portfolio Management LLC 13G 6.2% 4/29/2026
Event 3/31/2026
Invesco Ltd. 13G 6.0% 5/6/2026
Event 3/31/2026
Vanguard Capital Management LLC 13G 5.2% 4/30/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (2)
Price T Rowe Associates Inc /MD/ 13G/A 3.1% 5/15/2026
Event 3/31/2026
Vanguard Group Inc 13G/A 0% 3/27/2026
Event 3/13/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 323 24.5 M $2.61B
2026 Q2 631 101 M $13.3B
2026 Q1 562 103 M $8.82B
2025 Q4 560 99.9 M $9.18B
2025 Q3 522 98.8 M $10.3B
2025 Q2 465 97.1 M $6.22B
2025 Q1 419 98.4 M $5.15B
2024 Q4 400 95.1 M $5.02B
2024 Q3 382 93.1 M $3.94B
2024 Q2 371 96.2 M $5.65B
2024 Q1 383 97.3 M $6.00B
2023 Q4 404 97.0 M $6.62B
2023 Q3 355 98.2 M $5.48B
2023 Q2 399 95.7 M $6.14B
2023 Q1 341 94.1 M $4.81B
2022 Q4 307 91.6 M $3.27B
2022 Q3 245 93.5 M $2.38B
2022 Q2 256 96.1 M $2.07B
2022 Q1 279 93.7 M $2.98B
2021 Q4 263 95.6 M $2.80B
2021 Q3 243 93.4 M $2.07B
2021 Q2 225 97.1 M $2.30B
2021 Q1 217 95.8 M $1.86B
2020 Q4 227 96.0 M $1.68B
2020 Q3 199 95.0 M $1.30B
2020 Q2 208 95.3 M $1.45B
2020 Q1 183 94.0 M $1.04B
2019 Q4 184 94.3 M $1.30B
2019 Q3 199 91.1 M $1.20B
2019 Q2 182 89.3 M $1.08B
2019 Q1 177 87.6 M $915M
2018 Q4 188 86.7 M $665M
2018 Q3 182 87.0 M $949M
2018 Q2 175 89.9 M $1.13B
2018 Q1 190 89.8 M $1.21B
2017 Q4 177 89.9 M $1.28B
2017 Q3 174 86.3 M $1.15B
2017 Q2 167 85.2 M $974M
2017 Q1 165 89.2 M $1.17B
2016 Q4 175 89.0 M $1.22B
2016 Q3 178 87.9 M $1.10B
2016 Q2 169 84.2 M $1.02B
2016 Q1 165 87.1 M $1.20B
2015 Q4 155 89.1 M $1.03B
2015 Q3 143 86.9 M $1.03B
2015 Q2 125 84.9 M $1.23B
2015 Q1 130 80.0 M $1.01B
2014 Q4 144 78.3 M $868M
2014 Q3 139 78.0 M $973M
2014 Q2 141 75.3 M $1.08B
2014 Q1 124 71.1 M $765M