Security Snapshot

ISHARES TR - RUS MID CAP ETF (IWR) Institutional Ownership

CUSIP: 464287499

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

1,503

Shares (Excl. Options)

400,510,219

Price

$96.27

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Type / Class
Equity / RUS MID CAP ETF
Symbol
IWR
Price per share
$97.23
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
400,510,219
Total reported value
$38,563,106,007
% of total 13F portfolios
0.06%
Share change
+15,789,466
Value change
+$1,519,219,961
Number of holders
1,503
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • IWR - ISHARES TR - RUS MID CAP ETF is tracked under CUSIP 464287499.
  • 1503 institutions reported positions in Q4 2025.
  • Schedule 13D/13G significant owner rows are not currently available.

What Changed

  • Holder count moved from 1,503 to 437 between Q4 2025 and Q1 2026.
  • Reported value moved from $38,563,106,007 to $1,429,277,420.

Why This Matters

  • 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.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 1503 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 464287499?
CUSIP 464287499 identifies IWR - ISHARES TR - RUS MID CAP ETF in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

As of 31 Dec 2025, 1,503 institutional investors reported holding 400,510,219 shares of ISHARES TR - RUS MID CAP ETF (IWR).

Institutional Holders of ISHARES TR - RUS MID CAP ETF (IWR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 14,685,060 $1,429,277,420 +$55,109,543 $97.23 437
2025 Q4 400,510,219 $38,563,106,007 +$1,519,219,961 $96.27 1,503
2025 Q3 384,745,660 $37,116,692,781 +$1,049,879,589 $96.55 1,419
2025 Q2 374,708,926 $34,437,601,010 +$4,840,917 $91.97 1,427
2025 Q1 374,350,544 $31,798,817,273 +$1,238,528,617 $85.07 1,359
2024 Q4 359,841,521 $31,814,479,280 +$1,930,503,740 $88.40 1,405
2024 Q3 337,526,913 $29,744,503,916 -$73,545,696 $88.14 1,287
2024 Q2 338,912,357 $27,479,464,026 +$1,461,097,397 $81.08 1,237
2024 Q1 321,698,900 $27,044,125,995 -$10,371,829 $84.09 1,251
2023 Q4 322,017,871 $25,030,465,749 +$384,778,313 $77.73 1,248
2023 Q3 316,779,901 $21,942,321,773 -$15,693,275 $69.25 1,140
2023 Q2 313,823,820 $22,919,101,287 -$278,306,065 $73.03 1,145
2023 Q1 315,525,257 $22,063,730,764 -$454,961,344 $69.92 1,118
2022 Q4 324,903,011 $21,893,762,622 +$341,651,792 $67.45 1,136
2022 Q3 318,437,567 $19,801,341,393 +$122,901,050 $62.15 1,059
2022 Q2 316,750,451 $20,528,073,095 +$512,249,421 $64.66 1,068
2022 Q1 308,985,250 $24,108,389,680 +$244,096,831 $78.04 1,122
2021 Q4 304,752,046 $25,284,603,548 +$929,112,816 $83.01 1,130
2021 Q3 293,350,024 $22,971,679,014 +$116,308,963 $78.22 1,002
2021 Q2 292,293,412 $23,164,522,655 +$383,056,003 $79.24 1,006
2021 Q1 287,467,077 $21,255,814,645 +$241,259,085 $73.93 990
2020 Q4 284,720,728 $19,520,360,443 -$10,296,037 $68.55 944
2020 Q3 284,669,487 $16,322,348,193 -$18,096,916 $57.38 833
2020 Q2 284,392,221 $15,235,285,899 +$86,163,956 $53.60 829
2020 Q1 284,093,685 $12,267,784,095 +$240,526,634 $43.17 803
2019 Q4 277,851,264 $16,566,123,334 +$356,902,963 $59.62 878
2019 Q3 272,262,075 $15,231,920,742 +$492,395,250 $55.95 761
2019 Q2 263,421,886 $14,712,269,666 +$724,238,684 $55.87 756
2019 Q1 251,017,581 $13,545,881,171 -$210,242,666 $53.95 757
2018 Q4 254,711,196 $11,846,487,285 +$8,976,570,898 $46.48 736
2018 Q3 57,343,649 $12,639,138,281 +$103,931,153 $220.50 670
2018 Q2 57,079,689 $12,109,893,565 +$52,526,071 $212.14 663
2018 Q1 57,118,358 $11,791,034,364 +$77,658,914 $206.44 670
2017 Q4 56,344,488 $11,732,220,309 +$161,614,753 $208.13 649
2017 Q3 55,415,119 $10,923,432,964 -$277,437,049 $197.15 570
2017 Q2 56,840,127 $10,919,635,241 -$136,413,182 $192.11 569
2017 Q1 57,515,544 $10,765,144,195 +$669,073,729 $187.18 558
2016 Q4 54,427,908 $9,735,827,636 +$405,657,566 $178.86 543
2016 Q3 51,131,642 $8,912,614,361 +$300,019,721 $174.32 491
2016 Q2 49,950,998 $8,399,192,535 -$220,510,598 $168.20 488
2016 Q1 51,226,555 $8,344,791,500 -$1,259,199,636 $162.92 473
2015 Q4 58,992,334 $9,446,067,613 +$845,857,224 $160.18 490
2015 Q3 53,360,299 $8,304,080,140 +$152,239,163 $155.56 443
2015 Q2 52,536,674 $8,948,380,997 +$304,269,873 $170.31 446
2015 Q1 50,718,220 $8,779,823,915 +$546,781,842 $173.12 441
2014 Q4 47,702,413 $7,968,153,698 +$547,498,958 $167.04 433
2014 Q3 44,207,965 $6,998,708,491 +$438,454,730 $158.34 391
2014 Q2 41,878,743 $6,807,602,051 +$155,263,256 $162.56 395
2014 Q1 40,803,707 $6,314,680,218 +$140,132,131 $154.76 397