HI
RMBS icon

Horizon Investments’s Rambus RMBS Stock Holding History

Horizon Investments’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 		$159K Sell
1,846
-15,178
-89% -$1.51M ﹤0.01% 1014
2025
Q4 		$1.56M Sell
17,024
-1,453
-8% -$143K 0.02% 532
2025
Q3 		$1.93M Buy
18,477
+9,319
+102% +$718K 0.03% 475
2025
Q2 		$586K Buy
+9,158
New +$491K 0.01% 707

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

Horizon Investments's RMBS Position: Q1 2026 in Review

Horizon Investments reduced its Rambus (RMBS) stake by 89% in Q1 2026, selling an estimated $1.51M and leaving 1,846 shares worth $159K. The position accounts for ﹤0.01% of the portfolio, ranked #1014.

Horizon Investments first reported a position in RMBS in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.93M in Q3 2025. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

  • Horizon Investments held 1,846 shares of Rambus worth $159K as of Q1 2026.
  • Horizon Investments sold 15,178 Rambus shares in Q1 2026, an estimated $1.51M.
  • Rambus made up ﹤0.01% of Horizon Investments's portfolio in Q1 2026, its #1014 holding.
  • Horizon Investments first reported a position in Rambus in Q2 2025 and has held it in 4 quarters since.
  • Horizon Investments's Rambus position peaked at $1.93M in Q3 2025.
  • 553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on Horizon Investments's 13F filing for Q1 2026, filed 15 May 2026.