Latest Period
Q1 2026
Security Snapshot
iShares National Muni Bond ETF - COMMON STOCK (MUB) Institutional Ownership
CUSIP: 464288414
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
1,624
Shares (Excl. Options)
355,606,792
Price
$106.15
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- MUB
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 355,606,792
- Total 13F value
- $37,749,407,737
- Portfolio coverage rank
- 0.1%
- Share change
- +15,182,537
- Value change
- +$1,608,029,681
- Number of holders
- 1,624
- Shares outstanding
- 369,423,770
- SEC-reported price per share
- $107.03
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
- MUB - iShares National Muni Bond ETF - COMMON STOCK is tracked under CUSIP 464288414.
- 1624 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 1,624 to 1,624 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $36,013,482,208 to $37,749,407,737.
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 1624 institutions filings for Q1 2026.
Security key
464288414
Latest holder period
Q1 2026
13F holders
1,624
13D/G owners
1
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 464288414:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
MUB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 6% | $2,360,396,233 | 22,165,426 | FMR LLC | 30 Sep 2025 |
As of 31 Mar 2026, 1,624 institutional investors reported holding 355,606,792 shares of iShares National Muni Bond ETF - COMMON STOCK (MUB). This represents 96% of the company’s total 369,423,770 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
65%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | 11% | 42,113,660 | +13% | 0.33% | $4,470,365,038 |
| FMR LLC | 5.9% | 21,943,710 | -1.6% | 0.12% | $2,329,324,829 |
| Betterment LLC | 5.3% | 19,583,732 | +3.1% | 3.9% | $2,078,813,000 |
| ENVESTNET ASSET MANAGEMENT INC | 4.5% | 16,704,651 | +18% | 0.47% | $1,772,963,154 |
| Creative Planning | 3.9% | 14,367,478 | +6% | 1% | $1,525,107,764 |
| LPL Financial LLC | 3.2% | 11,762,384 | +6% | 0.33% | $1,248,577,062 |
| Fisher Asset Management, LLC | 3.1% | 11,596,161 | +8.2% | 0.42% | $1,230,932,571 |
| WELLS FARGO & COMPANY/MN | 2.7% | 10,008,488 | +0.73% | 0.21% | $1,062,401,039 |
| MERCER GLOBAL ADVISORS INC /ADV | 2.5% | 9,357,674 | +9.5% | 1.5% | $993,317,099 |
| MORGAN STANLEY | 2.5% | 9,214,317 | +7.4% | 0.06% | $978,099,933 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 2.4% | 8,903,359 | +5.6% | 0.58% | $945,091,611 |
| UBS Group AG | 2.1% | 7,622,993 | +212% | 0.14% | $809,180,707 |
| Bank of New York Mellon Corp | 2% | 7,303,630 | +3% | 0.14% | $775,280,280 |
| PNC FINANCIAL SERVICES GROUP, INC. | 1.9% | 7,185,272 | -2.1% | 0.44% | $762,716,676 |
| TIAA-CREF INDIVIDUAL & INSTITUTIONAL SERVICES, LLC | 1.5% | 5,687,268 | 0% | 2.3% | $603,703,499 |
| SEI INVESTMENTS CO | 1.4% | 5,274,695 | +0.12% | 0.52% | $559,909,790 |
| US BANCORP \DE\ | 1.4% | 5,232,551 | +0.06% | 0.67% | $555,440,750 |
| JPMORGAN CHASE & CO | 1.3% | 4,709,555 | +0.38% | 0.03% | $498,977,398 |
| Wealthfront Advisers LLC | 1.2% | 4,442,764 | -9.3% | 1% | $471,599,399 |
| Cetera Investment Advisers | 0.87% | 3,210,936 | +15% | 0.36% | $340,840,882 |
| ASSETMARK, INC | 0.87% | 3,196,889 | +4.2% | 0.69% | $339,349,791 |
| JONES FINANCIAL COMPANIES LLLP | 0.8% | 2,953,836 | +30% | 0.15% | $312,261,584 |
| COMMONWEALTH EQUITY SERVICES, LLC | 0.76% | 2,823,552 | -1.3% | 0.42% | $299,720,006 |
| Orgel Wealth Management, LLC | 0.72% | 2,677,093 | +2.3% | 6.1% | $284,173,422 |
| RWA WEALTH PARTNERS, LLC | 0.63% | 2,331,591 | -1.5% | 2.7% | $247,498,375 |
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 | 355,606,792 | $37,749,407,737 | +$1,608,029,681 | $106.15 | 1,624 |
| 2025 Q4 | 336,209,502 | $36,013,482,208 | +$1,378,132,807 | $107.11 | 1,624 |
| 2025 Q3 | 321,636,695 | $34,250,928,662 | -$591,458,217 | $106.49 | 1,529 |
| 2025 Q2 | 328,965,366 | $34,369,449,942 | -$518,361,762 | $104.48 | 1,532 |
| 2025 Q1 | 334,279,528 | $35,240,913,088 | -$383,298,148 | $105.44 | 1,496 |
| 2024 Q4 | 339,294,355 | $36,149,077,581 | +$2,123,643,741 | $106.55 | 1,519 |
| 2024 Q3 | 318,082,830 | $34,547,391,333 | +$1,553,955,715 | $108.63 | 1,394 |
| 2024 Q2 | 304,601,032 | $32,456,765,007 | +$150,455,597 | $106.55 | 1,342 |
| 2024 Q1 | 302,500,759 | $32,547,914,433 | -$1,161,204,054 | $107.60 | 1,367 |
| 2023 Q4 | 313,270,410 | $33,954,462,555 | +$1,806,804,127 | $108.41 | 1,371 |
| 2023 Q3 | 294,230,674 | $30,171,192,415 | +$2,286,493,635 | $102.54 | 1,221 |
| 2023 Q2 | 257,619,023 | $27,495,049,229 | +$787,683,618 | $106.73 | 1,213 |
| 2023 Q1 | 249,752,799 | $26,907,571,932 | +$135,227,150 | $107.74 | 1,199 |
| 2022 Q4 | 250,971,098 | $26,487,026,820 | +$3,248,532,581 | $105.52 | 1,201 |
| 2022 Q3 | 216,106,757 | $22,196,548,094 | -$331,417,677 | $102.58 | 1,123 |
| 2022 Q2 | 220,791,554 | $23,485,215,271 | +$4,990,660,306 | $106.36 | 1,147 |
| 2022 Q1 | 173,854,655 | $19,059,043,012 | +$264,278,820 | $109.64 | 1,156 |
| 2021 Q4 | 170,480,611 | $19,814,587,052 | +$1,614,570,502 | $116.28 | 1,170 |
| 2021 Q3 | 154,336,708 | $17,928,658,959 | +$741,571,047 | $116.17 | 1,009 |
| 2021 Q2 | 148,535,211 | $17,418,466,271 | +$1,348,783,726 | $117.20 | 1,012 |
| 2021 Q1 | 137,656,862 | $15,980,510,260 | +$610,935,125 | $116.05 | 991 |
| 2020 Q4 | 132,302,144 | $15,505,055,855 | +$1,633,021,602 | $117.20 | 991 |
| 2020 Q3 | 116,450,737 | $13,500,323,539 | +$939,538,340 | $115.93 | 869 |
| 2020 Q2 | 108,739,341 | $12,550,569,987 | +$1,345,002,854 | $115.40 | 838 |
| 2020 Q1 | 96,111,445 | $10,862,094,251 | -$139,437,431 | $113.01 | 815 |