Ameriprise’s Rambus RMBS Stock Holding History

Ameriprise’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
2025 Q4	–	Sell	-13,200	Closed	-$1.38M	–	4200
2025 Q3	$1.38M	Buy	+13,200	New	+$1.02M	﹤0.01%	3200

Other funds holding RMBS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Ameriprise's RMBS Position: Q2 2026 in Review

Ameriprise reduced its Rambus (RMBS) stake by 67% in Q2 2026, selling an estimated $85.1M and leaving 321,195 shares worth $42.6M. The position accounts for 0.01% of the portfolio, ranked #1027.

Ameriprise first reported a position in RMBS in Q2 2013 and has held it in 52 quarters since. The position peaked at $217M in Q1 2023. 617 funds tracked by Wall St. Rank hold RMBS as of Q2 2026.

Ameriprise held 321,195 shares of Rambus worth $42.6M as of Q2 2026.
Ameriprise sold 654,014 Rambus shares in Q2 2026, an estimated $85.1M.
Rambus made up 0.01% of Ameriprise's portfolio in Q2 2026, its #1027 holding.
Ameriprise first reported a position in Rambus in Q2 2013 and has held it in 52 quarters since.
Ameriprise's Rambus position peaked at $217M in Q1 2023.
617 funds tracked by Wall St. Rank held Rambus as of Q2 2026.

Based on Ameriprise's 13F filing for Q2 2026, filed 14 Aug 2026.