Acadian Asset Management
RMBS icon

Acadian Asset Management’s Rambus RMBS Stock Holding History

Acadian Asset 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 		$2.24M Sell
16,889
-207
-1% -$26.9K ﹤0.01% 1050
2026
Q1 		$1.47M Sell
17,096
-152,325
-90% -$15.2M ﹤0.01% 1045
2025
Q4 		$15.6M Buy
169,421
+8,293
+5% +$816K 0.03% 375
2025
Q3 		$16.8M Buy
161,128
+93,072
+137% +$7.17M 0.03% 364
2025
Q2 		$4.35M Buy
68,056
+63,817
+1,505% +$3.42M 0.01% 624
2025
Q1 		$218K Buy
+4,239
New +$249K ﹤0.01% 1243
2024
Q4 		– Sell
-2,477
Closed -$104K – 2077
2024
Q3 		$104K Buy
+2,477
New +$120K ﹤0.01% 1584
2023
Q3 		– Sell
-35,383
Closed -$2.27M – 1809
2023
Q2 		$2.27M Buy
+35,383
New +$1.95M 0.01% 664
2022
Q1 		– Sell
-20,265
Closed -$594K – 1770
2021
Q4 		$594K Buy
+20,265
New +$515K ﹤0.01% 966
2020
Q1 		– Sell
-21,286
Closed -$294K – 1917
2019
Q4 		$294K Buy
+21,286
New +$286K ﹤0.01% 1194

Other funds holding RMBS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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

Acadian Asset Management's RMBS Position: Q2 2026 in Review

Acadian Asset Management reduced its Rambus (RMBS) stake by 1.2% in Q2 2026, selling an estimated $26.9K and leaving 16,889 shares worth $2.24M. The position accounts for ﹤0.01% of the portfolio, ranked #1050.

Acadian Asset Management first reported a position in RMBS in Q4 2019 and has held it in 10 quarters since. The position peaked at $16.8M in Q3 2025. 617 funds tracked by Wall St. Rank hold RMBS as of Q2 2026.

  • Acadian Asset Management held 16,889 shares of Rambus worth $2.24M as of Q2 2026.
  • Acadian Asset Management sold 207 Rambus shares in Q2 2026, an estimated $26.9K.
  • Rambus made up ﹤0.01% of Acadian Asset Management's portfolio in Q2 2026, its #1050 holding.
  • Acadian Asset Management first reported a position in Rambus in Q4 2019 and has held it in 10 quarters since.
  • Acadian Asset Management's Rambus position peaked at $16.8M in Q3 2025.
  • 617 funds tracked by Wall St. Rank held Rambus as of Q2 2026.

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