MAM
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Martingale Asset Management’s Rambus RMBS Stock Holding History

Martingale 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
2023
Q2 		– Sell
-4,658
Closed -$239K – 865
2023
Q1 		$239K Sell
4,658
-2,005
-30% -$86.1K ﹤0.01% 745
2022
Q4 		$239K Buy
+6,663
New +$225K ﹤0.01% 762
2022
Q3 		– Sell
-12,345
Closed -$266K – 882
2022
Q2 		$266K Sell
12,345
-38,017
-75% -$940K ﹤0.01% 760
2022
Q1 		$1.61M Sell
50,362
-7,508
-13% -$208K 0.02% 357
2021
Q4 		$1.7M Buy
57,870
+11,997
+26% +$305K 0.02% 351
2021
Q3 		$1.02M Buy
45,873
+24,999
+120% +$588K 0.01% 503
2021
Q2 		$496K Sell
20,874
-6,400
-23% -$129K 0.01% 593
2021
Q1 		$531K Sell
27,274
-13,800
-34% -$277K 0.01% 591
2020
Q4 		$718K Sell
41,074
-192,900
-82% -$3.03M 0.01% 533
2020
Q3 		$3.21M Sell
233,974
-257,117
-52% -$3.65M 0.04% 306
2020
Q2 		$7.47M Buy
491,091
+3
+0% +$42 0.09% 225
2020
Q1 		$5.45M Buy
491,088
+61,729
+14% +$855K 0.07% 270
2019
Q4 		$5.92M Buy
429,359
+278,327
+184% +$3.74M 0.06% 341
2019
Q3 		$1.98M Buy
151,032
+118,232
+360% +$1.48M 0.02% 587
2019
Q2 		$395K Sell
32,800
-18,400
-36% -$211K ﹤0.01% 923
2019
Q1 		$536K Buy
+51,200
New +$491K 0.01% 881

Other funds holding RMBS

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.47T AUM 27.86% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $431B AUM 30.22% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return