Jane Street’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 | $9.46M | Buy |
110,000
+87,900
| +398% | +$8.77M | ﹤0.01% | 2609 |
|
|
2025
Q4 | $2.03M | Sell |
22,100
-126,100
| -85% | -$12.4M | ﹤0.01% | 4776 |
|
|
2025
Q3 | $15.4M | Buy |
148,200
+72,100
| +95% | +$5.56M | ﹤0.01% | 1902 |
|
|
2025
Q2 | $4.87M | Buy |
76,100
+48,700
| +178% | +$2.61M | ﹤0.01% | 3030 |
|
|
2025
Q1 | $1.42M | Sell |
27,400
-20,900
| -43% | -$1.23M | ﹤0.01% | 4937 |
|
|
2024
Q4 | $2.55M | Sell |
48,300
-500
| -1% | -$25.5K | ﹤0.01% | 3699 |
|
|
2024
Q3 | $2.06M | Buy |
48,800
+5,900
| +14% | +$286K | ﹤0.01% | 4410 |
|
|
2024
Q2 | $2.52M | Sell |
42,900
-21,800
| -34% | -$1.25M | ﹤0.01% | 4105 |
|
|
2024
Q1 | $4M | Sell |
64,700
-35,300
| -35% | -$2.23M | ﹤0.01% | 2957 |
|
|
2023
Q4 | $6.83M | Sell |
100,000
-14,200
| -12% | -$885K | ﹤0.01% | 2425 |
|
|
2023
Q3 | $6.37M | Sell |
114,200
-214,500
| -65% | -$12.2M | ﹤0.01% | 2295 |
|
|
2023
Q2 | $21.1M | Buy |
328,700
+303,900
| +1,225% | +$16.7M | 0.01% | 1159 |
|
|
2023
Q1 | $1.27M | Sell |
24,800
-15,100
| -38% | -$649K | ﹤0.01% | 4582 |
|
|
2022
Q4 | $1.43M | Sell |
39,900
-27,100
| -40% | -$916K | ﹤0.01% | 4414 |
|
|
2022
Q3 | $1.7M | Buy |
67,000
+17,600
| +36% | +$440K | ﹤0.01% | 4481 |
|
|
2022
Q2 | $1.06M | Sell |
49,400
-44,200
| -47% | -$1.09M | ﹤0.01% | 5377 |
|
|
2022
Q1 | $2.98M | Sell |
93,600
-64,900
| -41% | -$1.8M | ﹤0.01% | 3972 |
|
|
2021
Q4 | $4.66M | Buy |
158,500
+8,000
| +5% | +$203K | ﹤0.01% | 2973 |
|
|
2021
Q3 | $3.34M | Sell |
150,500
-16,800
| -10% | -$395K | ﹤0.01% | 3456 |
|
|
2021
Q2 | $3.97M | Buy |
167,300
+108,200
| +183% | +$2.18M | ﹤0.01% | 3049 |
|
|
2021
Q1 | $1.15M | Buy |
59,100
+2,500
| +4% | +$50.2K | ﹤0.01% | 5196 |
|
|
2020
Q4 | $988K | Sell |
56,600
-25,000
| -31% | -$392K | ﹤0.01% | 4670 |
|
|
2020
Q3 | $1.12M | Buy |
81,600
+32,900
| +68% | +$467K | ﹤0.01% | 3920 |
|
|
2020
Q2 | $740K | Buy |
+48,700
| New | +$686K | ﹤0.01% | 4506 |
|
|
2018
Q4 | – | Sell |
-25,000
| Closed | -$273K | – | 5578 |
|
|
2018
Q3 | $273K | Buy |
+25,000
| New | +$304K | ﹤0.01% | 4328 |
|
|
2018
Q2 | – | Sell |
-14,300
| Closed | -$192K | – | 5511 |
|
|
2018
Q1 | $192K | Buy |
+14,300
| New | +$191K | ﹤0.01% | 4475 |
|
|
2016
Q2 | – | Sell |
-39,400
| Closed | -$542K | – | 4505 |
|
|
2016
Q1 | $542K | Buy |
39,400
+25,500
| +183% | +$316K | ﹤0.01% | 2514 |
|
|
2015
Q4 | $161K | Sell |
13,900
-13,100
| -49% | -$151K | ﹤0.01% | 3689 |
|
|
2015
Q3 | $319K | Buy |
+27,000
| New | +$351K | ﹤0.01% | 2729 |
|
Other funds holding RMBS
VPM
VCM
EIG
Jane Street's RMBS Position: Q1 2026 in Review
Jane Street reduced its Rambus (RMBS) stake by 0.53% in Q1 2026, selling an estimated $2.89K and leaving 5,426 shares worth $467K. The position accounts for ﹤0.01% of the portfolio, ranked #8228.
Jane Street first reported a position in RMBS in Q2 2013 and has held it in 30 quarters since. The position peaked at $20.1M in Q3 2025. 554 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.
- Jane Street held 5,426 shares of Rambus worth $467K as of Q1 2026.
- Jane Street sold 29 Rambus shares in Q1 2026, an estimated $2.89K.
- Rambus made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #8228 holding.
- Jane Street first reported a position in Rambus in Q2 2013 and has held it in 30 quarters since.
- Jane Street's Rambus position peaked at $20.1M in Q3 2025.
- 554 funds tracked by Wall St. Rank held Rambus as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.