Jane Street’s iShares Core S&P Small-Cap ETF IJR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.54M | Buy |
36,500
+15,600
| +75% | +$1.98M | ﹤0.01% | 3659 |
|
|
2025
Q4 | $2.51M | Buy |
20,900
+7,700
| +58% | +$921K | ﹤0.01% | 4385 |
|
|
2025
Q3 | $1.57M | Sell |
13,200
-600
| -4% | -$69K | ﹤0.01% | 5394 |
|
|
2025
Q2 | $1.51M | Buy |
13,800
+3,100
| +29% | +$320K | ﹤0.01% | 4884 |
|
|
2025
Q1 | $1.12M | Buy |
10,700
+5,100
| +91% | +$575K | ﹤0.01% | 5357 |
|
|
2024
Q4 | $645K | Sell |
5,600
-19,600
| -78% | -$2.34M | ﹤0.01% | 6231 |
|
|
2024
Q3 | $2.95M | Buy |
+25,200
| New | +$2.85M | ﹤0.01% | 3746 |
|
|
2022
Q2 | – | Sell |
-603,900
| Closed | -$65.1M | – | 10178 |
|
|
2022
Q1 | $65.1M | Sell |
603,900
-1,270,200
| -68% | -$137M | 0.02% | 565 |
|
|
2021
Q4 | $215M | Buy |
1,874,100
+694,500
| +59% | +$79.1M | 0.07% | 170 |
|
|
2021
Q3 | $129M | Buy |
1,179,600
+1,087,800
| +1,185% | +$120M | 0.05% | 274 |
|
|
2021
Q2 | $10.4M | Sell |
91,800
-1,177,000
| -93% | -$131M | ﹤0.01% | 1661 |
|
|
2021
Q1 | $138M | Buy |
1,268,800
+597,700
| +89% | +$62.6M | 0.07% | 196 |
|
|
2020
Q4 | $61.7M | Buy |
671,100
+642,000
| +2,206% | +$52.7M | 0.03% | 388 |
|
|
2020
Q3 | $2.04M | Sell |
29,100
-2,800
| -9% | -$201K | ﹤0.01% | 2996 |
|
|
2020
Q2 | $2.18M | Buy |
31,900
+5,100
| +19% | +$322K | ﹤0.01% | 2943 |
|
|
2020
Q1 | $1.5M | Buy |
26,800
+7,900
| +42% | +$588K | ﹤0.01% | 2326 |
|
|
2019
Q4 | $1.58M | Buy |
18,900
+10,200
| +117% | +$821K | ﹤0.01% | 2213 |
|
|
2019
Q3 | $677K | Buy |
8,700
+300
| +4% | +$23.2K | ﹤0.01% | 3130 |
|
|
2019
Q2 | $658K | Sell |
8,400
-11,400
| -58% | -$885K | ﹤0.01% | 3237 |
|
|
2019
Q1 | $1.53M | Sell |
19,800
-275,300
| -93% | -$21.1M | ﹤0.01% | 2318 |
|
|
2018
Q4 | $20.5M | Buy |
295,100
+292,400
| +10,830% | +$22.6M | 0.04% | 317 |
|
|
2018
Q3 | $236K | Buy |
2,700
+100
| +4% | +$8.76K | ﹤0.01% | 4499 |
|
|
2018
Q2 | $217K | Buy |
+2,600
| New | +$212K | ﹤0.01% | 4478 |
|
|
2017
Q4 | – | Sell |
-3,400
| Closed | -$252K | – | 4852 |
|
|
2017
Q3 | $252K | Sell |
3,400
-10,000
| -75% | -$701K | ﹤0.01% | 3885 |
|
|
2017
Q2 | $939K | Sell |
13,400
-20,200
| -60% | -$1.4M | ﹤0.01% | 2291 |
|
|
2017
Q1 | $2.32M | Sell |
33,600
-3,000
| -8% | -$207K | 0.01% | 1236 |
|
|
2016
Q4 | $2.52M | Sell |
36,600
-64,400
| -64% | -$4.15M | 0.01% | 1121 |
|
|
2016
Q3 | $6.27M | Buy |
101,000
+6,000
| +6% | +$366K | 0.03% | 487 |
|
|
2016
Q2 | $5.52M | Sell |
95,000
-6,000
| -6% | -$342K | 0.03% | 583 |
|
|
2016
Q1 | $5.68M | Buy |
101,000
+47,200
| +88% | +$2.46M | 0.03% | 502 |
|
|
2015
Q4 | $2.96M | Buy |
53,800
+3,200
| +6% | +$180K | 0.02% | 779 |
|
|
2015
Q3 | $2.7M | Buy |
50,600
+41,000
| +427% | +$2.33M | 0.02% | 767 |
|
|
2015
Q2 | $566K | Hold |
9,600
| – | – | ﹤0.01% | 2157 |
|
|
2015
Q1 | $567K | Sell |
9,600
-9,600
| -50% | -$550K | ﹤0.01% | 1937 |
|
|
2014
Q4 | $1.09M | Buy |
19,200
+9,400
| +96% | +$513K | 0.01% | 966 |
|
|
2014
Q3 | $511K | Buy |
9,800
+4,800
| +96% | +$261K | 0.01% | 1422 |
|
|
2014
Q2 | $280K | Sell |
5,000
-47,800
| -91% | -$2.59M | ﹤0.01% | 1896 |
|
|
2014
Q1 | $2.91M | Buy |
52,800
+13,000
| +33% | +$703K | 0.03% | 404 |
|
|
2013
Q4 | $2.17M | Sell |
39,800
-991,200
| -96% | -$51.8M | 0.03% | 438 |
|
|
2013
Q3 | $51.4M | Buy |
+1,031,000
| New | +$49.8M | 0.61% | 17 |
|
Other funds holding IJR
Jane Street's IJR Position: Q1 2026 in Review
Jane Street increased its iShares Core S&P Small-Cap ETF (IJR) stake by 9,506% in Q1 2026, buying an estimated $52M and bringing the position to 413,238 shares worth $51.4M. The position accounts for 0.01% of the portfolio, ranked #1038.
Jane Street first reported a position in IJR in Q2 2014 and has held it in 37 quarters since. The position peaked at $109M in Q4 2023. 2,735 funds tracked by Wall St. Rank hold IJR as of Q1 2026.
- Jane Street held 413,238 shares of iShares Core S&P Small-Cap ETF worth $51.4M as of Q1 2026.
- Jane Street bought 408,936 iShares Core S&P Small-Cap ETF shares in Q1 2026, an estimated $52M.
- iShares Core S&P Small-Cap ETF made up 0.01% of Jane Street's portfolio in Q1 2026, its #1038 holding.
- Jane Street first reported a position in iShares Core S&P Small-Cap ETF in Q2 2014 and has held it in 37 quarters since.
- Jane Street's iShares Core S&P Small-Cap ETF position peaked at $109M in Q4 2023.
- 2,735 funds tracked by Wall St. Rank held iShares Core S&P Small-Cap ETF as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.