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
$4.26M Sell
49,500
-138,700
-74% -$13.8M ﹤0.01% 4602
2025
Q4
$17.3M Buy
188,200
+32,600
+21% +$3.21M ﹤0.01% 2530
2025
Q3
$16.2M Buy
155,600
+53,100
+52% +$4.09M ﹤0.01% 2597
2025
Q2
$6.56M Sell
102,500
-108,900
-52% -$5.84M ﹤0.01% 3663
2025
Q1
$10.9M Buy
211,400
+87,600
+71% +$5.15M ﹤0.01% 2733
2024
Q4
$6.54M Sell
123,800
-46,100
-27% -$2.35M ﹤0.01% 3542
2024
Q3
$7.17M Sell
169,900
-5,200
-3% -$252K ﹤0.01% 3393
2024
Q2
$10.3M Sell
175,100
-200
-0.1% -$11.4K ﹤0.01% 2733
2024
Q1
$10.8M Sell
175,300
-22,900
-12% -$1.45M ﹤0.01% 2845
2023
Q4
$13.5M Sell
198,200
-147,200
-43% -$9.17M ﹤0.01% 2462
2023
Q3
$19.3M Sell
345,400
-5,000
-1% -$284K ﹤0.01% 1903
2023
Q2
$22.5M Buy
350,400
+131,500
+60% +$7.24M ﹤0.01% 1754
2023
Q1
$11.2M Buy
218,900
+145,500
+198% +$6.25M ﹤0.01% 2653
2022
Q4
$2.63M Sell
73,400
-48,300
-40% -$1.63M ﹤0.01% 4978
2022
Q3
$3.09M Buy
121,700
+16,000
+15% +$400K ﹤0.01% 4753
2022
Q2
$2.27M Sell
105,700
-30,100
-22% -$744K ﹤0.01% 5294
2022
Q1
$4.33M Buy
135,800
+49,000
+56% +$1.36M ﹤0.01% 4459
2021
Q4
$2.55M Sell
86,800
-34,200
-28% -$870K ﹤0.01% 5665
2021
Q3
$2.69M Sell
121,000
-26,600
-18% -$626K ﹤0.01% 5629
2021
Q2
$3.5M Buy
147,600
+44,000
+42% +$886K ﹤0.01% 5244
2021
Q1
$2.01M Sell
103,600
-27,900
-21% -$560K ﹤0.01% 6362
2020
Q4
$2.3M Buy
131,500
+5,900
+5% +$92.6K ﹤0.01% 5077
2020
Q3
$1.72M Buy
125,600
+7,600
+6% +$108K ﹤0.01% 5016
2020
Q2
$1.79M Buy
118,000
+37,800
+47% +$532K ﹤0.01% 4772
2020
Q1
$890K Buy
80,200
+43,200
+117% +$598K ﹤0.01% 5537
2019
Q4
$510K Sell
37,000
-80,800
-69% -$1.08M ﹤0.01% 6776
2019
Q3
$1.55M Buy
117,800
+56,000
+91% +$702K ﹤0.01% 4879
2019
Q2
$744K Buy
61,800
+21,700
+54% +$249K ﹤0.01% 6187
2019
Q1
$419K Sell
40,100
-21,100
-34% -$202K ﹤0.01% 7077
2018
Q4
$469K Sell
61,200
-39,800
-39% -$346K ﹤0.01% 6496
2018
Q3
$1.1M Buy
101,000
+67,200
+199% +$818K ﹤0.01% 5370
2018
Q2
$424K Sell
33,800
-15,600
-32% -$211K ﹤0.01% 6646
2018
Q1
$663K Sell
49,400
-4,100
-8% -$54.9K ﹤0.01% 5414
2017
Q4
$761K Sell
53,500
-5,100
-9% -$73.4K ﹤0.01% 5053
2017
Q3
$782K Buy
58,600
+15,800
+37% +$203K ﹤0.01% 4665
2017
Q2
$489K Sell
42,800
-13,400
-24% -$165K ﹤0.01% 5144
2017
Q1
$738K Sell
56,200
-78,200
-58% -$1.03M ﹤0.01% 4453
2016
Q4
$1.85M Sell
134,400
-36,100
-21% -$467K ﹤0.01% 3040
2016
Q3
$2.13M Buy
170,500
+12,200
+8% +$161K ﹤0.01% 2899
2016
Q2
$1.91M Buy
158,300
+18,200
+13% +$222K ﹤0.01% 2805
2016
Q1
$1.93M Buy
140,100
+38,200
+37% +$474K ﹤0.01% 2682
2015
Q4
$1.18M Buy
101,900
+15,900
+18% +$183K ﹤0.01% 3377
2015
Q3
$1.01M Sell
86,000
-75,200
-47% -$977K ﹤0.01% 3800
2015
Q2
$2.34M Buy
161,200
+68,500
+74% +$979K ﹤0.01% 2886
2015
Q1
$1.17M Buy
92,700
+5,600
+6% +$65.8K ﹤0.01% 3742
2014
Q4
$966K Sell
87,100
-32,100
-27% -$364K ﹤0.01% 3811
2014
Q3
$1.49M Buy
119,200
+54,000
+83% +$681K ﹤0.01% 3211
2014
Q2
$932K Sell
65,200
-4,400
-6% -$54.4K ﹤0.01% 3592
2014
Q1
$748K Buy
69,600
+9,500
+16% +$89.2K ﹤0.01% 3800
2013
Q4
$569K Sell
60,100
-10,800
-15% -$97.3K ﹤0.01% 3854
2013
Q3
$666K Buy
70,900
+24,500
+53% +$224K ﹤0.01% 3515
2013
Q2
$399K Buy
+46,400
New +$346K ﹤0.01% 4059

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.