Jane Street’s Ribbon Communications RBBN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $51.2K | Buy |
+21,881
| New | +$57.8K | ﹤0.01% | 10933 |
|
|
2026
Q1 | – | Sell |
-379,465
| Closed | -$1.09M | – | 12739 |
|
|
2025
Q4 | $1.09M | Buy |
379,465
+178,645
| +89% | +$576K | ﹤0.01% | 5944 |
|
|
2025
Q3 | $763K | Buy |
200,820
+128,424
| +177% | +$505K | ﹤0.01% | 6900 |
|
|
2025
Q2 | $290K | Sell |
72,396
-28,815
| -28% | -$104K | ﹤0.01% | 7919 |
|
|
2025
Q1 | $397K | Buy |
101,211
+82,361
| +437% | +$347K | ﹤0.01% | 7288 |
|
|
2024
Q4 | $78.4K | Sell |
18,850
-56,440
| -75% | -$213K | ﹤0.01% | 8854 |
|
|
2024
Q3 | $245K | Sell |
75,290
-19,588
| -21% | -$63.6K | ﹤0.01% | 8355 |
|
|
2024
Q2 | $312K | Buy |
94,878
+70,023
| +282% | +$213K | ﹤0.01% | 7739 |
|
|
2024
Q1 | $79.5K | Sell |
24,855
-23,047
| -48% | -$70.1K | ﹤0.01% | 8613 |
|
|
2023
Q4 | $139K | Sell |
47,902
-1,556
| -3% | -$3.51K | ﹤0.01% | 8433 |
|
|
2023
Q3 | $133K | Buy |
+49,458
| New | +$144K | ﹤0.01% | 7844 |
|
|
2023
Q2 | – | Sell |
-309,673
| Closed | -$1.06M | – | 9422 |
|
|
2023
Q1 | $1.06M | Buy |
309,673
+289,502
| +1,435% | +$1.06M | ﹤0.01% | 4893 |
|
|
2022
Q4 | $56.3K | Buy |
20,171
+5,394
| +37% | +$14K | ﹤0.01% | 8323 |
|
|
2022
Q3 | $33K | Sell |
14,777
-103,305
| -87% | -$327K | ﹤0.01% | 9066 |
|
|
2022
Q2 | $359K | Buy |
+118,082
| New | +$357K | ﹤0.01% | 7309 |
|
|
2021
Q3 | – | Sell |
-23,616
| Closed | -$179K | – | 10581 |
|
|
2021
Q2 | $179K | Buy |
+23,616
| New | +$181K | ﹤0.01% | 8910 |
|
|
2020
Q4 | – | Sell |
-12,116
| Closed | -$47K | – | 7997 |
|
|
2020
Q3 | $47K | Buy |
12,116
+1,315
| +12% | +$5.54K | ﹤0.01% | 6926 |
|
|
2020
Q2 | $43K | Buy |
+10,801
| New | +$39.2K | ﹤0.01% | 6887 |
|
|
2020
Q1 | – | Sell |
-12,947
| Closed | -$40K | – | 5855 |
|
|
2019
Q4 | $40K | Buy |
+12,947
| New | +$51.5K | ﹤0.01% | 4921 |
|
|
2019
Q3 | – | Sell |
-21,533
| Closed | -$105K | – | 5626 |
|
|
2019
Q2 | $105K | Buy |
+21,533
| New | +$105K | ﹤0.01% | 4845 |
|
|
2018
Q2 | – | Sell |
-27,669
| Closed | -$141K | – | 5496 |
|
|
2018
Q1 | $141K | Buy |
+27,669
| New | +$179K | ﹤0.01% | 4535 |
|
|
2014
Q3 | – | Sell |
-10,267
| Closed | -$184K | – | 2959 |
|
|
2014
Q2 | $184K | Sell |
10,267
-4,964
| -33% | -$84K | ﹤0.01% | 2238 |
|
|
2014
Q1 | $257K | Buy |
15,231
+12,495
| +457% | +$208K | ﹤0.01% | 2123 |
|
|
2013
Q4 | $43K | Sell |
2,736
-98
| -3% | -$1.51K | ﹤0.01% | 2243 |
|
|
2013
Q3 | $48K | Buy |
+2,834
| New | +$48.2K | ﹤0.01% | 2606 |
|
Other funds holding RBBN
RA
PCMI
Jane Street's RBBN Position: Q2 2026 in Review
Jane Street opened a new position in Ribbon Communications (RBBN) in Q2 2026: 21,881 shares worth $51.2K. The stake represents ﹤0.01% of the portfolio and ranks #10933 among its holdings. This is a return to the name: Jane Street previously reported a position in RBBN as recently as Q4 2025.
Jane Street first reported a position in RBBN in Q3 2013 and has held it in 25 quarters since. The position peaked at $1.09M in Q4 2025. 160 funds tracked by Wall St. Rank hold RBBN as of Q2 2026.
- Jane Street held 21,881 shares of Ribbon Communications worth $51.2K as of Q2 2026.
- Ribbon Communications was a new Jane Street position in Q2 2026.
- Ribbon Communications made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10933 holding.
- Jane Street first reported a position in Ribbon Communications in Q3 2013 and has held it in 25 quarters since.
- Jane Street's Ribbon Communications position peaked at $1.09M in Q4 2025.
- 160 funds tracked by Wall St. Rank held Ribbon Communications as of Q2 2026.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.