Jane Street’s ProShares UltraShort NASDAQ Biotechnology BIS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q1 | – | Sell |
-38,696
| Closed | -$704K | – | 5622 |
|
|
2024
Q4 | $704K | Buy |
38,696
+28,176
| +268% | +$513K | ﹤0.01% | 3434 |
|
|
2024
Q3 | $158K | Buy |
+10,520
| New | +$158K | ﹤0.01% | 5336 |
|
|
2020
Q2 | – | Sell |
-11,615
| Closed | -$655K | – | 3964 |
|
|
2020
Q1 | $655K | Buy |
+11,615
| New | +$655K | ﹤0.01% | 1935 |
|
|
2019
Q1 | – | Sell |
-10,597
| Closed | -$979K | – | 3284 |
|
|
2018
Q4 | $979K | Buy |
10,597
+6,034
| +132% | +$557K | ﹤0.01% | 1487 |
|
|
2018
Q3 | $285K | Sell |
4,563
-143
| -3% | -$8.93K | ﹤0.01% | 2835 |
|
|
2018
Q2 | $366K | Buy |
4,706
+2,021
| +75% | +$157K | ﹤0.01% | 2471 |
|
|
2018
Q1 | $227K | Buy |
+2,685
| New | +$227K | ﹤0.01% | 2732 |
|
|
2017
Q4 | – | Hold |
0
| – | – | – | 3055 |
|
|
2017
Q3 | – | Hold |
0
| – | – | – | 2878 |
|
|
2017
Q2 | – | Sell |
-5,933
| Closed | -$660K | – | 2826 |
|
|
2017
Q1 | $660K | Buy |
5,933
+3,546
| +149% | +$394K | ﹤0.01% | 1619 |
|
|
2016
Q4 | $334K | Buy |
+2,387
| New | +$334K | ﹤0.01% | 2028 |
|
|
2016
Q3 | – | Sell |
-3,299
| Closed | -$549K | – | 2711 |
|
|
2016
Q2 | $549K | Buy |
3,299
+651
| +25% | +$108K | ﹤0.01% | 1666 |
|
|
2016
Q1 | $461K | Buy |
+2,648
| New | +$461K | ﹤0.01% | 1629 |
|
|
2015
Q4 | – | Sell |
-4,675
| Closed | -$721K | – | 2615 |
|
|
2015
Q3 | $721K | Buy |
+4,675
| New | +$721K | ﹤0.01% | 1316 |
|
|
2015
Q2 | – | Sell |
-6,334
| Closed | -$874K | – | 2505 |
|
|
2015
Q1 | $874K | Buy |
+6,334
| New | +$874K | 0.01% | 1009 |
|
|
2014
Q4 | – | Sell |
-3,215
| Closed | -$774K | – | 1818 |
|
|
2014
Q3 | $774K | Buy |
+3,215
| New | +$774K | 0.01% | 849 |
|
|
2014
Q2 | – | Hold |
0
| – | – | – | 2271 |
|
|
2014
Q1 | – | Hold |
0
| – | – | – | 2393 |
|
|
2013
Q3 | – | Sell |
-283
| Closed | -$214K | – | 2417 |
|
|
2013
Q2 | $214K | Buy |
+283
| New | +$214K | ﹤0.01% | 1894 |
|