Citadel Advisors’s Rambus RMBS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4.44M Sell
51,600
-28,500
-36% -$2.84M ﹤0.01% 4543
2025
Q4
$7.36M Sell
80,100
-81,600
-50% -$8.03M ﹤0.01% 3687
2025
Q3
$16.8M Sell
161,700
-25,200
-13% -$1.94M ﹤0.01% 2554
2025
Q2
$12M Buy
186,900
+113,900
+156% +$6.1M ﹤0.01% 2781
2025
Q1
$3.78M Sell
73,000
-93,700
-56% -$5.5M ﹤0.01% 4349
2024
Q4
$8.81M Buy
166,700
+35,300
+27% +$1.8M ﹤0.01% 3142
2024
Q3
$5.55M Hold
131,400
﹤0.01% 3775
2024
Q2
$7.72M Buy
131,400
+19,900
+18% +$1.14M ﹤0.01% 3136
2024
Q1
$6.89M Sell
111,500
-64,300
-37% -$4.07M ﹤0.01% 3472
2023
Q4
$12M Sell
175,800
-101,800
-37% -$6.34M ﹤0.01% 2613
2023
Q3
$15.5M Sell
277,600
-29,500
-10% -$1.67M ﹤0.01% 2150
2023
Q2
$19.7M Buy
307,100
+185,300
+152% +$10.2M ﹤0.01% 1898
2023
Q1
$6.24M Buy
121,800
+92,100
+310% +$3.96M ﹤0.01% 3453
2022
Q4
$1.06M Buy
29,700
+2,900
+11% +$98.1K ﹤0.01% 6701
2022
Q3
$681K Sell
26,800
-3,900
-13% -$97.5K ﹤0.01% 7797
2022
Q2
$660K Sell
30,700
-4,900
-14% -$121K ﹤0.01% 8018
2022
Q1
$1.14M Sell
35,600
-42,700
-55% -$1.18M ﹤0.01% 7421
2021
Q4
$2.3M Buy
78,300
+3,100
+4% +$78.8K ﹤0.01% 5922
2021
Q3
$1.67M Buy
75,200
+11,400
+18% +$268K ﹤0.01% 6823
2021
Q2
$1.51M Sell
63,800
-25,700
-29% -$517K ﹤0.01% 7298
2021
Q1
$1.74M Sell
89,500
-8,400
-9% -$169K ﹤0.01% 6738
2020
Q4
$1.71M Buy
97,900
+68,100
+229% +$1.07M ﹤0.01% 5690
2020
Q3
$408K Sell
29,800
-400
-1% -$5.68K ﹤0.01% 7632
2020
Q2
$459K Buy
30,200
+6,400
+27% +$90.1K ﹤0.01% 7241
2020
Q1
$264K Buy
23,800
+6,800
+40% +$94.2K ﹤0.01% 7542
2019
Q4
$234K Sell
17,000
-13,300
-44% -$179K ﹤0.01% 7962
2019
Q3
$398K Buy
30,300
+900
+3% +$11.3K ﹤0.01% 7144
2019
Q2
$354K Buy
29,400
+10,700
+57% +$123K ﹤0.01% 7332
2019
Q1
$195K Sell
18,700
-19,500
-51% -$187K ﹤0.01% 8230
2018
Q4
$293K Buy
38,200
+12,500
+49% +$109K ﹤0.01% 7313
2018
Q3
$280K Sell
25,700
-2,900
-10% -$35.3K ﹤0.01% 7680
2018
Q2
$359K Buy
28,600
+400
+1% +$5.41K ﹤0.01% 6914
2018
Q1
$379K Buy
28,200
+1,100
+4% +$14.7K ﹤0.01% 6359
2017
Q4
$385K Sell
27,100
-6,700
-20% -$96.4K ﹤0.01% 6061
2017
Q3
$451K Buy
33,800
+4,200
+14% +$54K ﹤0.01% 5477
2017
Q2
$338K Buy
29,600
+500
+2% +$6.14K ﹤0.01% 5709
2017
Q1
$382K Sell
29,100
-41,300
-59% -$543K ﹤0.01% 5493
2016
Q4
$969K Buy
70,400
+4,100
+6% +$53.1K ﹤0.01% 3895
2016
Q3
$829K Buy
66,300
+32,600
+97% +$431K ﹤0.01% 4078
2016
Q2
$407K Sell
33,700
-52,500
-61% -$640K ﹤0.01% 4768
2016
Q1
$1.19M Buy
86,200
+29,800
+53% +$369K ﹤0.01% 3266
2015
Q4
$654K Sell
56,400
-39,500
-41% -$456K ﹤0.01% 4122
2015
Q3
$1.13M Sell
95,900
-9,400
-9% -$122K ﹤0.01% 3649
2015
Q2
$1.53M Buy
105,300
+70,800
+205% +$1.01M ﹤0.01% 3382
2015
Q1
$434K Sell
34,500
-14,700
-30% -$173K ﹤0.01% 5126
2014
Q4
$546K Sell
49,200
-26,200
-35% -$297K ﹤0.01% 4610
2014
Q3
$941K Sell
75,400
-14,300
-16% -$180K ﹤0.01% 3771
2014
Q2
$1.28M Buy
89,700
+53,400
+147% +$660K ﹤0.01% 3192
2014
Q1
$390K Sell
36,300
-46,000
-56% -$432K ﹤0.01% 4695
2013
Q4
$779K Buy
82,300
+1,700
+2% +$15.3K ﹤0.01% 3487
2013
Q3
$758K Sell
80,600
-46,100
-36% -$422K ﹤0.01% 3381
2013
Q2
$1.09M Buy
+126,700
New +$944K ﹤0.01% 3110

Other funds holding RMBS

Citadel Advisors's RMBS Position: Q1 2026 in Review

Citadel Advisors reduced its Rambus (RMBS) stake by 90% in Q1 2026, selling an estimated $15.3M and leaving 16,495 shares worth $1.42M. The position accounts for ﹤0.01% of the portfolio, ranked #6847.

Citadel Advisors first reported a position in RMBS in Q2 2013 and has held it in 45 quarters since. The position peaked at $15.6M in Q4 2025. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

  • Citadel Advisors held 16,495 shares of Rambus worth $1.42M as of Q1 2026.
  • Citadel Advisors sold 153,407 Rambus shares in Q1 2026, an estimated $15.3M.
  • Rambus made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #6847 holding.
  • Citadel Advisors first reported a position in Rambus in Q2 2013 and has held it in 45 quarters since.
  • Citadel Advisors's Rambus position peaked at $15.6M in Q4 2025.
  • 553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.