Jane Street’s iShares Russell 1000 ETF IWB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.35M | Buy |
12,200
+900
| +8% | +$335K | ﹤0.01% | 3708 |
|
|
2025
Q4 | $4.22M | Buy |
11,300
+6,300
| +126% | +$2.33M | ﹤0.01% | 3500 |
|
|
2025
Q3 | $1.83M | Sell |
5,000
-1,000
| -17% | -$352K | ﹤0.01% | 5102 |
|
|
2025
Q2 | $2.04M | Buy |
6,000
+1,200
| +25% | +$377K | ﹤0.01% | 4386 |
|
|
2025
Q1 | $1.47M | Buy |
4,800
+3,800
| +380% | +$1.23M | ﹤0.01% | 4877 |
|
|
2024
Q4 | $322K | Sell |
1,000
-8,300
| -89% | -$2.69M | ﹤0.01% | 7616 |
|
|
2024
Q3 | $2.92M | Buy |
+9,300
| New | +$2.82M | ﹤0.01% | 3768 |
|
|
2022
Q2 | – | Sell |
-7,000
| Closed | -$1.75M | – | 10232 |
|
|
2022
Q1 | $1.75M | Buy |
+7,000
| New | +$1.73M | ﹤0.01% | 5004 |
|
|
2021
Q4 | – | Sell |
-5,700
| Closed | -$1.38M | – | 10442 |
|
|
2021
Q3 | $1.38M | Buy |
5,700
+1,800
| +46% | +$447K | ﹤0.01% | 5268 |
|
|
2021
Q2 | $944K | Buy |
+3,900
| New | +$919K | ﹤0.01% | 5962 |
|
|
2019
Q4 | – | Sell |
-6,500
| Closed | -$1.07M | – | 5408 |
|
|
2019
Q3 | $1.07M | Buy |
6,500
+3,500
| +117% | +$574K | ﹤0.01% | 2526 |
|
|
2019
Q2 | $488K | Sell |
3,000
-1,300
| -30% | -$208K | ﹤0.01% | 3609 |
|
|
2019
Q1 | $676K | Sell |
4,300
-43,200
| -91% | -$6.53M | ﹤0.01% | 3298 |
|
|
2018
Q4 | $6.59M | Buy |
47,500
+30,500
| +179% | +$4.56M | 0.01% | 767 |
|
|
2018
Q3 | $2.75M | Buy |
17,000
+200
| +1% | +$31.7K | 0.01% | 1579 |
|
|
2018
Q2 | $2.55M | Buy |
16,800
+11,900
| +243% | +$1.79M | 0.01% | 1662 |
|
|
2018
Q1 | $720K | Hold |
4,900
| – | – | ﹤0.01% | 3048 |
|
|
2017
Q4 | $728K | Buy |
+4,900
| New | +$710K | ﹤0.01% | 2743 |
|
|
2017
Q2 | – | Sell |
-7,400
| Closed | -$971K | – | 4613 |
|
|
2017
Q1 | $971K | Hold |
7,400
| – | – | ﹤0.01% | 2099 |
|
|
2016
Q4 | $921K | Buy |
+7,400
| New | +$900K | ﹤0.01% | 2178 |
|
|
2016
Q3 | – | Sell |
-11,800
| Closed | -$1.38M | – | 4267 |
|
|
2016
Q2 | $1.38M | Sell |
11,800
-4,500
| -28% | -$519K | 0.01% | 1643 |
|
|
2016
Q1 | $1.86M | Buy |
16,300
+1,700
| +12% | +$184K | 0.01% | 1250 |
|
|
2015
Q4 | $1.65M | Buy |
+14,600
| New | +$1.67M | 0.01% | 1244 |
|
|
2015
Q3 | – | Sell |
-13,500
| Closed | -$1.57M | – | 3868 |
|
|
2015
Q2 | $1.57M | Buy |
+13,500
| New | +$1.59M | 0.01% | 1168 |
|
|
2014
Q3 | – | Sell |
-6,900
| Closed | -$760K | – | 2807 |
|
|
2014
Q2 | $760K | Buy |
+6,900
| New | +$734K | 0.01% | 1094 |
|
|
2013
Q4 | – | Sell |
-95,100
| Closed | -$8.96M | – | 2633 |
|
|
2013
Q3 | $8.96M | Buy |
+95,100
| New | +$8.89M | 0.11% | 138 |
|
Other funds holding IWB
Jane Street's IWB Position: Q1 2026 in Review
Jane Street increased its iShares Russell 1000 ETF (IWB) stake by 275% in Q1 2026, buying an estimated $13M and bringing the position to 47,642 shares worth $17M. The position accounts for ﹤0.01% of the portfolio, ranked #1941.
Jane Street first reported a position in IWB in Q2 2013 and has held it in 36 quarters since. The position peaked at $41.5M in Q4 2022. 1,466 funds tracked by Wall St. Rank hold IWB as of Q1 2026.
- Jane Street held 47,642 shares of iShares Russell 1000 ETF worth $17M as of Q1 2026.
- Jane Street bought 34,942 iShares Russell 1000 ETF shares in Q1 2026, an estimated $13M.
- iShares Russell 1000 ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #1941 holding.
- Jane Street first reported a position in iShares Russell 1000 ETF in Q2 2013 and has held it in 36 quarters since.
- Jane Street's iShares Russell 1000 ETF position peaked at $41.5M in Q4 2022.
- 1,466 funds tracked by Wall St. Rank held iShares Russell 1000 ETF as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.