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Rakuten Investment Management’s Rambus RMBS Stock Holding History

Rakuten Investment Management’s Portfolio RMBS Stock Details RMBS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$847K Buy
10,627
+698
+7% +$69.7K ﹤0.01% 432
2025
Q4 		$929K Sell
9,929
-42,458
-81% -$4.18M ﹤0.01% 514
2025
Q3 		$7.49M Buy
+52,387
New +$4.04M 0.03% 187
2024
Q3 		– Sell
-6,620
Closed -$375K – 541
2024
Q2 		$375K Buy
6,620
+3,103
+88% +$177K ﹤0.01% 424
2024
Q1 		$217K Buy
+3,517
New +$223K ﹤0.01% 430

Other funds holding RMBS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Rakuten Investment Management's RMBS Position: Q1 2026 in Review

Rakuten Investment Management increased its Rambus (RMBS) stake by 7% in Q1 2026, buying an estimated $69.7K and bringing the position to 10,627 shares worth $847K. The position accounts for ﹤0.01% of the portfolio, ranked #432.

Rakuten Investment Management first reported a position in RMBS in Q1 2024 and has held it in 5 quarters since. The position peaked at $7.49M in Q3 2025. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

  • Rakuten Investment Management held 10,627 shares of Rambus worth $847K as of Q1 2026.
  • Rakuten Investment Management bought 698 Rambus shares in Q1 2026, an estimated $69.7K.
  • Rambus made up ﹤0.01% of Rakuten Investment Management's portfolio in Q1 2026, its #432 holding.
  • Rakuten Investment Management first reported a position in Rambus in Q1 2024 and has held it in 5 quarters since.
  • Rakuten Investment Management's Rambus position peaked at $7.49M in Q3 2025.
  • 553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on Rakuten Investment Management's 13F filing for Q1 2026, filed 12 May 2026.