As of the latest SEC filings, BLACKROCK FUNDS III (BISXX) is held by 375 institutional funds. The largest fund shareholder is iShares Russell 2000 ETF (IWM), holding an estimated $10,242,422,302.53 in market value, representing 14.24% of its portfolio.
Funds holding BLACKROCK FUNDS III (BISXX)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- BISXX
- CIK:
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 14.24% | $10,242,422,302.53 | 10,240,374,228 | Mar 31, 2026 | May 28, 2026 |
|
IEMG
iShares Core MSCI Emerging Markets ETF
|
ETF | BlackRock / iShares | 3.69% | $5,479,388,625.10 | 5,476,650,300 | Feb 28, 2026 | Apr 23, 2026 |
|
USHY
iShares Broad USD High Yield Corporate Bond ETF
|
ETF | BlackRock / iShares | 12.12% | $3,178,932,011.41 | 3,177,978,618 | Apr 30, 2026 | Jun 25, 2026 |
|
HYG
iShares iBoxx $ High Yield Corporate Bond ETF
|
ETF | BlackRock / iShares | 15.84% | $2,652,533,085.13 | 2,651,207,481 | Feb 28, 2026 | Apr 23, 2026 |
|
LQD
iShares iBoxx $ Investment Grade Corporate Bond ETF
|
ETF | BlackRock / iShares | 8.20% | $2,623,976,603.91 | 2,622,665,271 | Feb 28, 2026 | Apr 23, 2026 |
|
IGIB
iShares 5-10 Year Investment Grade Corporate Bond ETF
|
ETF | BlackRock / iShares | 12.73% | $2,328,432,869.36 | 2,327,269,235 | Feb 28, 2026 | Apr 23, 2026 |
|
USIG
iShares Broad USD Investment Grade Corporate Bond ETF
|
ETF | BlackRock / iShares | 10.25% | $1,741,064,487.03 | 1,740,194,390 | Feb 28, 2026 | Apr 23, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 13.68% | $1,664,256,049.17 | 1,663,923,265 | Mar 31, 2026 | May 28, 2026 |
|
-
Large Cap Index Master Portfolio
|
ETF | Independent / Boutique | 4.34% | $1,576,043,952.60 | 1,575,728,807 | Mar 31, 2026 | May 28, 2026 |
|
IGSB
iShares 1-5 Year Investment Grade Corporate Bond ETF
|
ETF | BlackRock / iShares | 6.53% | $1,476,466,587.28 | 1,475,728,723 | Feb 28, 2026 | Apr 23, 2026 |
|
IEFA
iShares Core MSCI EAFE ETF
|
ETF | BlackRock / iShares | 0.81% | $1,472,177,258.45 | 1,471,735,738 | Apr 30, 2026 | Jun 25, 2026 |
|
IWR
iShares Russell Mid-Cap ETF
|
ETF | BlackRock / iShares | 2.98% | $1,437,599,317.50 | 1,437,311,855 | Mar 31, 2026 | May 28, 2026 |
|
SMMD
iShares Russell 2500 ETF
|
ETF | BlackRock / iShares | 41.58% | $1,078,255,092.07 | 1,078,039,484 | Mar 31, 2026 | May 28, 2026 |
|
IVV
iShares Core S&P 500 ETF
|
ETF | BlackRock / iShares | 0.14% | $1,007,053,430.95 | 1,006,852,061 | Mar 31, 2026 | May 28, 2026 |
|
IWN
iShares Russell 2000 Value ETF
|
ETF | BlackRock / iShares | 8.04% | $1,002,063,160.35 | 1,001,862,788 | Mar 31, 2026 | May 28, 2026 |
|
SHYG
iShares 0-5 Year High Yield Corporate Bond ETF
|
ETF | BlackRock / iShares | 12.63% | $955,549,418.61 | 955,262,840 | Apr 30, 2026 | Jun 25, 2026 |
|
ITOT
iShares Core S&P Total U.S. Stock Market ETF
|
ETF | BlackRock / iShares | 1.15% | $916,396,536.49 | 916,213,294 | Mar 31, 2026 | May 28, 2026 |
|
EWT
iShares MSCI Taiwan ETF
|
ETF | BlackRock / iShares | 9.61% | $845,366,481.24 | 844,944,009 | Feb 28, 2026 | Apr 23, 2026 |
|
IXUS
iShares Core MSCI Total International Stock ETF
|
ETF | BlackRock / iShares | 1.50% | $841,524,849.38 | 841,272,468 | Apr 30, 2026 | Jun 25, 2026 |
|
IWP
iShares Russell Mid-Cap Growth ETF
|
ETF | BlackRock / iShares | 4.34% | $809,376,306.49 | 809,214,464 | Mar 31, 2026 | May 28, 2026 |
|
IBB
iShares Biotechnology ETF
|
ETF | BlackRock / iShares | 9.66% | $784,812,698.34 | 784,655,767 | Mar 31, 2026 | May 28, 2026 |
|
BSIKX
BlackRock Strategic Income Opportunities Portfolio
|
MF | BlackRock / iShares | 1.38% | $636,972,197.09 | 636,844,828 | Mar 31, 2026 | May 28, 2026 |
|
IWF
iShares Russell 1000 Growth ETF
|
ETF | BlackRock / iShares | 0.54% | $605,693,530.74 | 605,572,416 | Mar 31, 2026 | May 22, 2026 |
|
BIGBX
iShares U.S. Intermediate Government Bond Index Fund
|
MF | BlackRock / iShares | 8.09% | $593,381,757.23 | 593,203,796 | Apr 30, 2026 | Jun 25, 2026 |
|
CORO
iShares International Country Rotation Active ETF
|
ETF | BlackRock / iShares | 16.19% | $585,377,418.47 | 585,201,858 | Apr 30, 2026 | Jun 25, 2026 |
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