Latest Period
Q1 2026
Security Snapshot
ISHARES MSCI USA SIZE FACTOR ETF - Common Stock (SIZE) Institutional Ownership
CUSIP: 46432F370
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
71
Shares (Excl. Options)
1,984,219
Price
$159.46
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- Security type / class
- Equity / Common Stock
- Symbol
- SIZE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 1,984,219
- Total 13F value
- $316,292,593
- Portfolio coverage rank
- 0%
- Share change
- +17,251
- Value change
- +$2,651,656
- Number of holders
- 71
- Shares outstanding
- 2,397,961
- SEC-reported price per share
- $175.24
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SIZE - ISHARES MSCI USA SIZE FACTOR ETF - Common Stock is tracked under CUSIP 46432F370.
- 71 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 72 to 71 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $318,592,364 to $316,292,593.
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 71 institutions filings for Q1 2026.
Security key
46432F370
Latest holder period
Q1 2026
13F holders
71
13D/G owners
1
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 46432F370:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
SIZE
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock Portfolio Management LLC | 16% | -11% | $60,054,062 | +$1,078,984 | 371,684 | +1.8% | BlackRock Portfolio Management LLC | 31 Dec 2025 |
As of 31 Mar 2026, 71 institutional investors reported holding 1,984,219 shares of ISHARES MSCI USA SIZE FACTOR ETF - Common Stock (SIZE). This represents 83% of the company’s total 2,397,961 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
80%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | 21% | 510,773 | +0.99% | 0.01% | $81,447,799 |
| BlackRock, Inc. | 15% | 352,448 | -5.2% | 0% | $56,201,358 |
| James Reed Financial Services, Inc. | 6.8% | 163,966 | -2.8% | 23% | $26,146,082 |
| Trinity Wealth Management, LLC | 4.6% | 110,863 | -1.3% | 6.5% | $17,678,219 |
| Lido Advisors, LLC | 4.3% | 103,690 | -5.7% | 0.06% | $16,534,583 |
| Strategic Financial Services, Inc. | 4.2% | 101,724 | -0.35% | 0.77% | $16,220,909 |
| Rockefeller Capital Management L.P. | 3.1% | 73,443 | -1.2% | 0.02% | $11,711,337 |
| AMERIPRISE FINANCIAL INC | 2.8% | 66,983 | +8.1% | 0% | $10,682,259 |
| WELLS FARGO & COMPANY/MN | 2.7% | 64,898 | +570% | 0% | $10,348,595 |
| ENVESTNET ASSET MANAGEMENT INC | 2.6% | 61,715 | -14% | 0% | $9,841,076 |
| GOLDMAN SACHS GROUP INC | 2.5% | 59,325 | -12% | 0% | $9,459,965 |
| OSAIC HOLDINGS, INC. | 1.9% | 46,561 | +0.3% | 0.01% | $7,424,712 |
| PNC FINANCIAL SERVICES GROUP, INC. | 1.6% | 37,333 | -3.9% | 0% | $5,953,121 |
| LPL Financial LLC | 1.5% | 36,567 | +3.4% | 0% | $5,830,924 |
| JONES FINANCIAL COMPANIES LLLP | 1.4% | 34,750 | +30% | 0% | $5,422,043 |
| MORGAN STANLEY | 1.2% | 29,641 | +7.7% | 0% | $4,726,580 |
| Summit Trail Advisors, LLC | 0.44% | 10,570 | 0.02% | $1,685,492 | |
| JPMORGAN CHASE & CO | 0.38% | 9,159 | +2.4% | 0% | $1,423,693 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.37% | 8,793 | +269% | 0% | $1,402,132 |
| G&S Capital LLC | 0.27% | 6,560 | 0.37% | $1,046,058 | |
| Parallel Advisors, LLC | 0.24% | 5,868 | -3.6% | 0.02% | $935,804 |
| UBS Group AG | 0.24% | 5,830 | +6.2% | 0% | $929,652 |
| SAGESPRING WEALTH PARTNERS, LLC | 0.24% | 5,827 | 0% | 0.02% | $929,173 |
| MERCER GLOBAL ADVISORS INC /ADV | 0.24% | 5,753 | -15% | 0% | $917,341 |
| RAYMOND JAMES FINANCIAL INC | 0.23% | 5,445 | +7.7% | 0% | $868,200 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 1,984,219 | $316,292,593 | +$2,651,656 | $159.46 | 71 |
| 2025 Q4 | 1,968,089 | $318,592,364 | +$15,564,956 | $161.57 | 72 |
| 2025 Q3 | 1,870,147 | $300,658,842 | +$12,235,447 | $160.78 | 67 |
| 2025 Q2 | 1,795,667 | $277,476,702 | +$8,053,958 | $154.54 | 67 |
| 2025 Q1 | 1,742,656 | $253,735,100 | +$5,452,684 | $145.44 | 65 |
| 2024 Q4 | 1,703,261 | $252,947,090 | +$5,426,980 | $148.50 | 66 |
| 2024 Q3 | 1,499,349 | $223,082,252 | +$391,483 | $148.79 | 64 |
| 2024 Q2 | 1,495,058 | $205,671,094 | +$12,228,454 | $137.53 | 59 |
| 2024 Q1 | 1,405,172 | $199,934,067 | +$1,057,593 | $142.29 | 62 |
| 2023 Q4 | 1,401,752 | $184,846,066 | -$11,128,739 | $131.87 | 63 |
| 2023 Q3 | 1,421,495 | $166,857,775 | -$20,889,236 | $117.38 | 64 |
| 2023 Q2 | 1,597,563 | $196,110,329 | -$7,268,698 | $122.74 | 66 |
| 2023 Q1 | 1,644,505 | $193,749,805 | -$14,369,303 | $117.86 | 64 |
| 2022 Q4 | 1,779,029 | $202,327,232 | -$6,434,090 | $113.73 | 68 |
| 2022 Q3 | 2,012,074 | $210,483,000 | -$13,975,456 | $104.24 | 70 |
| 2022 Q2 | 2,145,121 | $236,148,235 | -$27,085,503 | $110.02 | 71 |
| 2022 Q1 | 2,384,348 | $310,748,023 | -$39,724,815 | $130.33 | 72 |
| 2021 Q4 | 2,694,746 | $369,610,633 | -$109,085,449 | $137.25 | 86 |
| 2021 Q3 | 3,241,475 | $414,116,114 | +$19,267,552 | $127.70 | 78 |
| 2021 Q2 | 3,088,317 | $399,684,767 | -$38,030,900 | $129.42 | 79 |
| 2021 Q1 | 3,362,617 | $403,452,056 | -$205,422,157 | $120.08 | 84 |
| 2020 Q4 | 5,247,177 | $583,468,624 | +$155,930,464 | $111.17 | 101 |
| 2020 Q3 | 3,730,871 | $349,906,433 | -$21,150,977 | $93.77 | 87 |
| 2020 Q2 | 4,055,908 | $354,087,899 | -$593,158,089 | $87.59 | 82 |
| 2020 Q1 | 11,196,135 | $799,277,976 | -$227,024,298 | $71.38 | 140 |