Vanguard Portfolio Management
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Vanguard Portfolio Management’s Rambus RMBS Stock Holding History

Vanguard Portfolio 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
Q2 		$806M Sell
6,068,516
-575,804
-9% -$74.9M 0.04% 509
2026
Q1 		$572M Buy
+6,644,320
New +$663M 0.03% 610

Other funds holding RMBS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Vanguard Portfolio Management's RMBS Position: Q2 2026 in Review

Vanguard Portfolio Management reduced its Rambus (RMBS) stake by 8.7% in Q2 2026, selling an estimated $74.9M and leaving 6,068,516 shares worth $806M. The position accounts for 0.04% of the portfolio, ranked #509.

Vanguard Portfolio Management first reported a position in RMBS in Q1 2026 and has held it in 2 quarters since. 567 funds tracked by Wall St. Rank hold RMBS as of Q2 2026.

  • Vanguard Portfolio Management held 6,068,516 shares of Rambus worth $806M as of Q2 2026.
  • Vanguard Portfolio Management sold 575,804 Rambus shares in Q2 2026, an estimated $74.9M.
  • Rambus made up 0.04% of Vanguard Portfolio Management's portfolio in Q2 2026, its #509 holding.
  • Vanguard Portfolio Management first reported a position in Rambus in Q1 2026 and has held it in 2 quarters since.
  • 567 funds tracked by Wall St. Rank held Rambus as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.