Vontobel Holding
RMBS icon

Vontobel Holding’s Rambus RMBS Stock Holding History

Vontobel Holding’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 		$575K Buy
6,686
+1,807
+37% +$180K ﹤0.01% 797
2025
Q4 		$448K Sell
4,879
-624
-11% -$61.4K ﹤0.01% 1022
2025
Q3 		$573K Buy
+5,503
New +$424K ﹤0.01% 894

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

Vontobel Holding's RMBS Position: Q1 2026 in Review

Vontobel Holding increased its Rambus (RMBS) stake by 37% in Q1 2026, buying an estimated $180K and bringing the position to 6,686 shares worth $575K. The position accounts for ﹤0.01% of the portfolio, ranked #797.

Vontobel Holding first reported a position in RMBS in Q3 2025 and has held it in 3 quarters since. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

  • Vontobel Holding held 6,686 shares of Rambus worth $575K as of Q1 2026.
  • Vontobel Holding bought 1,807 Rambus shares in Q1 2026, an estimated $180K.
  • Rambus made up ﹤0.01% of Vontobel Holding's portfolio in Q1 2026, its #797 holding.
  • Vontobel Holding first reported a position in Rambus in Q3 2025 and has held it in 3 quarters since.
  • 553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on Vontobel Holding's 13F filing for Q1 2026, filed 8 May 2026.