NRD
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Nebula Research & Development’s Rambus RMBS Stock Holding History

Nebula Research & Development’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
Q3 		– Sell
-28,720
Closed -$1.84M – 704
2025
Q2 		$1.84M Buy
28,720
+13,677
+91% +$733K 0.16% 213
2025
Q1 		$779K Sell
15,043
-144
-0.9% -$8.46K 0.07% 455
2024
Q4 		$803K Sell
15,187
-15,221
-50% -$776K 0.09% 369
2024
Q3 		$1.28M Sell
30,408
-3,801
-11% -$184K 0.15% 214
2024
Q2 		$2.01M Buy
+34,209
New +$1.96M 0.33% 55
2024
Q1 		– Sell
-8,831
Closed -$603K – 955
2023
Q4 		$603K Buy
+8,831
New +$550K 0.18% 194

Other funds holding RMBS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Nebula Research & Development's RMBS Position: Q3 2025 in Review

Nebula Research & Development sold out of Rambus (RMBS) in Q3 2025, closing a stake of 28,720 shares — an estimated $1.84M sold.

Nebula Research & Development first reported a position in RMBS in Q4 2023 and held it in 6 quarters. The position peaked at $2.01M in Q2 2024. 513 funds tracked by Wall St. Rank hold RMBS as of Q3 2025.

  • Nebula Research & Development reported no remaining Rambus position as of Q3 2025 after selling out during the quarter.
  • Nebula Research & Development sold 28,720 Rambus shares in Q3 2025, an estimated $1.84M.
  • Nebula Research & Development first reported a position in Rambus in Q4 2023 and held it in 6 quarters.
  • Nebula Research & Development's Rambus position peaked at $2.01M in Q2 2024.
  • 513 funds tracked by Wall St. Rank held Rambus as of Q3 2025.

Based on Nebula Research & Development's 13F filing for Q3 2025.