Latest Period
Q1 2026
Security Snapshot
ISHARES TR - RUSSELL 2000 ETF (IWM) Institutional Ownership
CUSIP: 464287655
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
2,531
Shares (Excl. Options)
305,319,978
Price
$248.00
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- Type / Class
- Equity / RUSSELL 2000 ETF
- Symbol
- IWM
- Price per share
- $272.08
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 305,319,978
- Total reported value
- $75,661,309,540
- % of total 13F portfolios
- 0.15%
- Share change
- +21,120,236
- Value change
- +$5,235,483,180
- Number of holders
- 2,531
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- IWM - ISHARES TR - RUSSELL 2000 ETF is tracked under CUSIP 464287655.
- 2531 institutions reported positions in Q1 2026.
- Schedule 13D/13G significant owner rows are not currently available.
Change
- Holder count moved from 2,568 to 2,531 between Q4 2025 and Q1 2026.
- Reported value moved from $70,040,839,499 to $75,661,309,540.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 2531 institutions filings for Q1 2026.
Security key
464287655
Latest holder period
Q1 2026
13F holders
2,531
13D/G owners
0
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 464287655:
As of 31 Mar 2026, 2,531 institutional investors reported holding 305,319,978 shares of ISHARES TR - RUSSELL 2000 ETF (IWM).
Institutional Holders of ISHARES TR - RUSSELL 2000 ETF (IWM) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 305,319,978 | $75,661,309,540 | +$5,235,483,180 | $248.00 | 2,531 |
| 2025 Q4 | 284,518,403 | $70,040,839,499 | +$2,780,206,555 | $246.16 | 2,568 |
| 2025 Q3 | 271,999,056 | $65,799,426,388 | -$4,591,579,237 | $241.96 | 2,416 |
| 2025 Q2 | 293,285,139 | $63,277,788,244 | -$3,255,215,946 | $215.79 | 2,353 |
| 2025 Q1 | 310,531,548 | $61,922,668,002 | +$3,475,011,112 | $199.49 | 2,339 |
| 2024 Q4 | 293,670,259 | $64,897,312,698 | -$1,872,985,334 | $220.96 | 2,507 |
| 2024 Q3 | 301,204,218 | $66,511,438,352 | +$2,255,710,308 | $220.89 | 2,230 |
| 2024 Q2 | 291,692,334 | $59,200,119,255 | -$2,695,534,969 | $202.89 | 2,140 |
| 2024 Q1 | 300,762,464 | $63,230,945,849 | -$6,803,143,058 | $210.30 | 2,185 |
| 2023 Q4 | 331,297,351 | $66,397,559,948 | +$4,790,647,642 | $200.71 | 2,195 |
| 2023 Q3 | 309,460,640 | $54,716,063,220 | +$278,668,813 | $176.74 | 1,912 |
| 2023 Q2 | 302,922,094 | $56,724,223,097 | +$1,150,475,742 | $187.27 | 1,949 |
| 2023 Q1 | 294,164,264 | $52,535,268,551 | -$529,897,804 | $178.40 | 1,891 |
| 2022 Q4 | 299,168,610 | $52,222,183,982 | -$3,721,126,007 | $174.36 | 1,970 |
| 2022 Q3 | 321,811,254 | $53,196,967,473 | +$560,024,944 | $164.92 | 1,842 |
| 2022 Q2 | 318,700,714 | $54,039,237,122 | -$345,903,379 | $169.36 | 1,834 |
| 2022 Q1 | 321,802,087 | $66,054,269,823 | -$1,308,996,941 | $205.27 | 1,924 |
| 2021 Q4 | 324,505,928 | $72,153,155,599 | -$1,189,715,460 | $222.45 | 2,019 |
| 2021 Q3 | 332,909,349 | $72,864,254,090 | +$848,824,066 | $218.75 | 1,798 |
| 2021 Q2 | 327,356,572 | $75,070,171,758 | -$1,228,317,451 | $229.37 | 1,805 |
| 2021 Q1 | 331,837,734 | $73,321,612,535 | +$7,303,658,506 | $220.94 | 1,804 |
| 2020 Q4 | 297,413,928 | $58,323,954,127 | +$3,393,003,753 | $196.06 | 1,734 |
| 2020 Q3 | 287,553,499 | $43,053,629,195 | -$1,351,006,124 | $149.79 | 1,469 |
| 2020 Q2 | 294,062,675 | $42,059,143,949 | +$671,737,058 | $143.18 | 1,466 |
| 2020 Q1 | 293,824,393 | $33,626,162,515 | +$2,286,792,239 | $114.46 | 1,418 |
| 2019 Q4 | 262,533,442 | $43,488,473,433 | -$1,726,973,022 | $165.67 | 1,589 |
| 2019 Q3 | 265,876,313 | $40,236,273,628 | +$1,740,055,221 | $151.34 | 1,369 |
| 2019 Q2 | 252,494,831 | $39,244,563,458 | -$915,387,651 | $155.50 | 1,360 |
| 2019 Q1 | 259,497,013 | $39,725,276,258 | -$455,663,278 | $153.09 | 1,362 |
| 2018 Q4 | 262,316,685 | $35,125,541,822 | -$2,466,593,572 | $133.90 | 1,387 |
| 2018 Q3 | 282,111,480 | $47,538,419,823 | +$601,040,944 | $168.55 | 1,302 |
| 2018 Q2 | 276,639,690 | $45,304,086,126 | +$3,700,609,258 | $163.77 | 1,256 |
| 2018 Q1 | 255,568,664 | $38,817,814,569 | +$871,490,409 | $151.83 | 1,230 |
| 2017 Q4 | 248,703,870 | $37,918,515,323 | -$2,378,668,221 | $152.46 | 1,247 |
| 2017 Q3 | 260,938,813 | $38,659,226,349 | +$2,793,993,941 | $148.18 | 1,092 |
| 2017 Q2 | 242,624,572 | $34,186,989,888 | -$2,532,001,747 | $140.92 | 1,073 |
| 2017 Q1 | 260,260,669 | $35,777,440,045 | +$2,980,474,402 | $137.48 | 1,070 |
| 2016 Q4 | 257,412,016 | $34,709,378,444 | +$3,128,282,917 | $134.85 | 1,066 |
| 2016 Q3 | 232,656,029 | $28,886,234,191 | +$649,834,960 | $124.21 | 923 |
| 2016 Q2 | 231,541,046 | $26,624,691,805 | -$1,196,895,806 | $114.98 | 908 |
| 2016 Q1 | 237,888,422 | $26,315,477,633 | +$10,301,330 | $110.63 | 882 |
| 2015 Q4 | 238,313,560 | $26,824,262,191 | -$3,805,333,084 | $112.62 | 944 |
| 2015 Q3 | 272,906,797 | $29,805,776,746 | +$1,709,503,804 | $109.20 | 836 |
| 2015 Q2 | 258,984,249 | $32,327,798,754 | +$622,111,518 | $124.86 | 869 |
| 2015 Q1 | 254,169,750 | $31,605,574,051 | +$1,089,415,054 | $124.37 | 857 |
| 2014 Q4 | 245,940,566 | $29,417,835,525 | -$7,283,998,001 | $119.62 | 871 |
| 2014 Q3 | 307,034,666 | $33,583,569,255 | +$46,143,155 | $109.35 | 742 |
| 2014 Q2 | 305,064,241 | $36,227,666,629 | +$1,001,946,055 | $118.81 | 767 |
| 2014 Q1 | 296,472,481 | $34,461,726,516 | +$4,187,183,798 | $116.34 | 767 |