Ken Fisher’s Rambus RMBS Stock Holding History

Ken Fisher’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 Q2	$93.7M	Sell	705,847 -32,509	-4%	-$4.23M	0.03%	179
2026 Q1	$63.5M	Buy	738,356 +221,078	+43%	+$22.1M	0.02%	205
2025 Q4	$47.5M	Buy	517,278 +364,396	+238%	+$35.9M	0.02%	241
2025 Q3	$15.9M	Buy	+152,882	New	+$11.8M	0.01%	355

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

Ken Fisher's RMBS Position: Q2 2026 in Review

Ken Fisher reduced its Rambus (RMBS) stake by 4.4% in Q2 2026, selling an estimated $4.23M and leaving 705,847 shares worth $93.7M. The position accounts for 0.03% of the portfolio, ranked #179.

Ken Fisher first reported a position in RMBS in Q3 2025 and has held it in 4 quarters since. 618 funds tracked by Wall St. Rank hold RMBS as of Q2 2026.

Ken Fisher held 705,847 shares of Rambus worth $93.7M as of Q2 2026.
Ken Fisher sold 32,509 Rambus shares in Q2 2026, an estimated $4.23M.
Rambus made up 0.03% of Ken Fisher's portfolio in Q2 2026, its #179 holding.
Ken Fisher first reported a position in Rambus in Q3 2025 and has held it in 4 quarters since.
618 funds tracked by Wall St. Rank held Rambus as of Q2 2026.

Based on Fisher Asset Management's 13F filing for Q2 2026, filed 4 Aug 2026.