BlackRock’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
Q2
$938M Buy
2,289,986
+651,566
+40% +$258M 0.01% 809
2026
Q1
$584M Sell
1,638,420
-578,721
-26% -$216M 0.01% 986
2025
Q4
$828M Buy
2,217,141
+490,969
+28% +$182M 0.01% 777
2025
Q3
$631M Buy
1,726,172
+68,955
+4% +$24.3M 0.01% 932
2025
Q2
$563M Sell
1,657,217
-747,628
-31% -$235M 0.01% 978
2025
Q1
$738M Buy
2,404,845
+454,921
+23% +$147M 0.02% 780
2024
Q4
$628M Buy
1,949,924
+217,667
+13% +$70.5M 0.01% 934
2024
Q3
$545M Sell
1,732,257
-499,059
-22% -$151M 0.01% 1012
2024
Q2
$664M Sell
2,231,316
-2,185,887
-49% -$628M 0.02% 815
2024
Q1
$1.27B Buy
4,417,203
+402,613
+10% +$110M 0.03% 514
2023
Q4
$1.05B Sell
4,014,590
-634,542
-14% -$155M 0.03% 553
2023
Q3
$1.09B Buy
4,649,132
+386,045
+9% +$94.5M 0.03% 494
2023
Q2
$1.04B Sell
4,263,087
-539,063
-11% -$124M 0.03% 525
2023
Q1
$1.08B Sell
4,802,150
-1,014,399
-17% -$223M 0.03% 515
2022
Q4
$1.22B Buy
5,816,549
+1,111,872
+24% +$235M 0.04% 448
2022
Q3
$928M Sell
4,704,677
-1,676,450
-26% -$368M 0.03% 514
2022
Q2
$1.33B Sell
6,381,127
-1,460,386
-19% -$330M 0.04% 405
2022
Q1
$1.96B Sell
7,841,513
-693,453
-8% -$171M 0.05% 343
2021
Q4
$2.26B Buy
8,534,966
+869,754
+11% +$224M 0.06% 324
2021
Q3
$1.85B Buy
7,665,212
+172,585
+2% +$42.9M 0.05% 357
2021
Q2
$1.81B Buy
7,492,627
+478,845
+7% +$113M 0.05% 366
2021
Q1
$1.57B Buy
7,013,782
+284,756
+4% +$62.3M 0.05% 403
2020
Q4
$1.43B Buy
6,729,026
+444,372
+7% +$88.7M 0.05% 405
2020
Q3
$1.18B Buy
6,284,654
+396,845
+7% +$73.3M 0.04% 405
2020
Q2
$1.01B Sell
5,887,809
-2,680,619
-31% -$434M 0.04% 425
2020
Q1
$1.21B Buy
8,568,428
+1,905,510
+29% +$322M 0.06% 300
2019
Q4
$1.19B Sell
6,662,918
-570,318
-8% -$97.3M 0.05% 401
2019
Q3
$1.19B Buy
7,233,236
+382,180
+6% +$62.7M 0.05% 366
2019
Q2
$1.12B Sell
6,851,056
-231,488
-3% -$37.1M 0.05% 392
2019
Q1
$1.11B Sell
7,082,544
-232,869
-3% -$35.2M 0.05% 382
2018
Q4
$1.01B Sell
7,315,413
-15,257,832
-68% -$2.28B 0.05% 355
2018
Q3
$3.65B Sell
22,573,245
-2,952,633
-12% -$469M 0.16% 118
2018
Q2
$3.88B Buy
25,525,878
+2,407,488
+10% +$363M 0.18% 98
2018
Q1
$3.4B Sell
23,118,390
-1,872,253
-7% -$284M 0.16% 117
2017
Q4
$3.71B Buy
24,990,643
+2,711,505
+12% +$393M 0.18% 106
2017
Q3
$3.12B Buy
22,279,138
+191,006
+0.9% +$26.2M 0.16% 124
2017
Q2
$2.99B Sell
22,088,132
-317,135
-1% -$42.3M 0.16% 123
2017
Q1
$2.94B Buy
22,405,267
+22,246,580
+14,019% +$2.88B 0.16% 115
2016
Q4
$19.8M Buy
158,687
+66,997
+73% +$8.15M 0.03% 557
2016
Q3
$11M Buy
91,690
+91,062
+14,500% +$10.9M 0.02% 699
2016
Q2
$73K Sell
628
-48,069
-99% -$5.54M ﹤0.01% 2737
2016
Q1
$5.55M Buy
48,697
+48,291
+11,894% +$5.22M 0.01% 838
2015
Q4
$46K Buy
+406
New +$46.4K ﹤0.01% 2101

Other funds holding IWB

BlackRock's IWB Position: Q2 2026 in Review

BlackRock increased its iShares Russell 1000 ETF (IWB) stake by 40% in Q2 2026, buying an estimated $258M and bringing the position to 2,289,986 shares worth $938M. The position accounts for 0.01% of the portfolio, ranked #809.

BlackRock first reported a position in IWB in Q4 2015 and has held it in 43 quarters since. The position peaked at $3.88B in Q2 2018. 1,545 funds tracked by Wall St. Rank hold IWB as of Q2 2026.

  • BlackRock held 2,289,986 shares of iShares Russell 1000 ETF worth $938M as of Q2 2026.
  • BlackRock bought 651,566 iShares Russell 1000 ETF shares in Q2 2026, an estimated $258M.
  • iShares Russell 1000 ETF made up 0.01% of BlackRock's portfolio in Q2 2026, its #809 holding.
  • BlackRock first reported a position in iShares Russell 1000 ETF in Q4 2015 and has held it in 43 quarters since.
  • BlackRock's iShares Russell 1000 ETF position peaked at $3.88B in Q2 2018.
  • 1,545 funds tracked by Wall St. Rank held iShares Russell 1000 ETF as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.