Jane Street’s iShares Russell 2000 ETF IWM Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $18.9B | Buy |
76,223,700
+38,459,900
| +102% | +$9.92B | 2.43% | 6 |
|
|
2025
Q4 | $9.3B | Sell |
37,763,800
-15,300,700
| -29% | -$3.76B | 1.4% | 11 |
|
|
2025
Q3 | $12.8B | Buy |
53,064,500
+5,528,300
| +12% | +$1.27B | 1.95% | 9 |
|
|
2025
Q2 | $10.3B | Sell |
47,536,200
-13,065,800
| -22% | -$2.63B | 2.03% | 10 |
|
|
2025
Q1 | $12.1B | Sell |
60,602,000
-1,421,600
| -2% | -$308M | 3.05% | 5 |
|
|
2024
Q4 | $13.7B | Sell |
62,023,600
-8,313,200
| -12% | -$1.9B | 2.98% | 8 |
|
|
2024
Q3 | $15.5B | Buy |
+70,336,800
| New | +$15.1B | 3.43% | 5 |
|
|
2022
Q2 | – | Sell |
-10,696,600
| Closed | -$2.2B | – | 10240 |
|
|
2022
Q1 | $2.2B | Buy |
10,696,600
+1,502,100
| +16% | +$306M | 0.71% | 20 |
|
|
2021
Q4 | $2.05B | Sell |
9,194,500
-3,914,600
| -30% | -$885M | 0.67% | 19 |
|
|
2021
Q3 | $2.87B | Buy |
13,109,100
+6,973,700
| +114% | +$1.55B | 1.01% | 14 |
|
|
2021
Q2 | $1.41B | Sell |
6,135,400
-7,407,400
| -55% | -$1.67B | 0.55% | 22 |
|
|
2021
Q1 | $2.99B | Buy |
13,542,800
+4,793,900
| +55% | +$1.05B | 1.49% | 8 |
|
|
2020
Q4 | $1.72B | Buy |
8,748,900
+1,821,200
| +26% | +$319M | 0.86% | 13 |
|
|
2020
Q3 | $1.04B | Sell |
6,927,700
-2,250,100
| -25% | -$339M | 0.62% | 22 |
|
|
2020
Q2 | $1.31B | Buy |
9,177,800
+1,259,900
| +16% | +$165M | 0.99% | 13 |
|
|
2020
Q1 | $906M | Buy |
7,917,900
+6,984,200
| +748% | +$1.04B | 0.89% | 20 |
|
|
2019
Q4 | $155M | Sell |
933,700
-2,492,700
| -73% | -$394M | 0.22% | 67 |
|
|
2019
Q3 | $519M | Buy |
3,426,400
+326,800
| +11% | +$49.9M | 0.86% | 20 |
|
|
2019
Q2 | $482M | Sell |
3,099,600
-406,300
| -12% | -$62.6M | 0.85% | 18 |
|
|
2019
Q1 | $537M | Buy |
3,505,900
+3,258,900
| +1,319% | +$490M | 0.87% | 19 |
|
|
2018
Q4 | $33.1M | Buy |
247,000
+125,200
| +103% | +$18.7M | 0.07% | 194 |
|
|
2018
Q3 | $20.5M | Sell |
121,800
-446,500
| -79% | -$75.4M | 0.04% | 327 |
|
|
2018
Q2 | $93.1M | Sell |
568,300
-386,000
| -40% | -$61.8M | 0.22% | 61 |
|
|
2018
Q1 | $145M | Buy |
+954,300
| New | +$147M | 0.37% | 44 |
|
|
2017
Q4 | – | Sell |
-707,300
| Closed | -$105M | – | 4890 |
|
|
2017
Q3 | $105M | Buy |
707,300
+505,200
| +250% | +$71.1M | 0.34% | 51 |
|
|
2017
Q2 | $28.5M | Sell |
202,100
-478,000
| -70% | -$66.2M | 0.1% | 186 |
|
|
2017
Q1 | $93.5M | Buy |
+680,100
| New | +$92.9M | 0.42% | 38 |
|
|
2016
Q3 | – | Sell |
-93,600
| Closed | -$10.8M | – | 4270 |
|
|
2016
Q2 | $10.8M | Buy |
+93,600
| New | +$10.6M | 0.05% | 314 |
|
|
2016
Q1 | – | Sell |
-3,800
| Closed | -$428K | – | 4364 |
|
|
2015
Q4 | $428K | Buy |
3,800
+1,000
| +36% | +$115K | ﹤0.01% | 2676 |
|
|
2015
Q3 | $306K | Sell |
2,800
-115,600
| -98% | -$13.7M | ﹤0.01% | 2780 |
|
|
2015
Q2 | $14.8M | Sell |
118,400
-30,400
| -20% | -$3.8M | 0.1% | 155 |
|
|
2015
Q1 | $18.5M | Buy |
+148,800
| New | +$17.9M | 0.14% | 115 |
|
Other funds holding IWM
Jane Street's IWM Position: Q1 2026 in Review
Jane Street increased its iShares Russell 2000 ETF (IWM) stake by 55% in Q1 2026, buying an estimated $274M and bringing the position to 2,984,479 shares worth $740M. The position accounts for 0.1% of the portfolio, ranked #135.
Jane Street first reported a position in IWM in Q2 2013 and has held it in 46 quarters since. 2,568 funds tracked by Wall St. Rank hold IWM as of Q1 2026.
- Jane Street held 2,984,479 shares of iShares Russell 2000 ETF worth $740M as of Q1 2026.
- Jane Street bought 1,063,224 iShares Russell 2000 ETF shares in Q1 2026, an estimated $274M.
- iShares Russell 2000 ETF made up 0.1% of Jane Street's portfolio in Q1 2026, its #135 holding.
- Jane Street first reported a position in iShares Russell 2000 ETF in Q2 2013 and has held it in 46 quarters since.
- 2,568 funds tracked by Wall St. Rank held iShares Russell 2000 ETF as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.