ISHARES S&P 100 ETF (OEF) Institutional Shareholders
ISHARES S&P 100 ETF (OEF) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $12.41B in OEF holdings during the latest filing period.
Bank Of America Corp is currently the largest disclosed institutional shareholder of OEF tracked by InsiderSet, reporting ownership valued at approximately $2.53B in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $2.62B, representing an estimated gain of +3.77% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 58% of the total disclosed OEF value among the investors covered in this analysis. Major shareholders include Bank Of America Corp, Fifth Third Bancorp, Jones Financial Companies Lllp, and several other long-term asset managers with concentrated positions in ISHARES S&P 100 ETF (OEF).
This page ranks the largest institutional OEF shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1,006
Total Reported Value
$12.41B
Largest Holder
Bank Of America Corp
Largest Position
$2.53B
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
36
Funds Exiting Positions
1
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Bank Of America Corp | 0.16% | 6,905,297 | $2,526,440,926 | $2,621,596,006 | +$95,155,080 | +3.77% | |
| Fifth Third Bancorp | 1.52% | 2,568,553 | $939,756,563 | $975,151,146 | +$35,394,583 | +3.77% | |
| Jones Financial Companies Lllp | 0.34% | 2,381,659 | $851,673,492 | $904,196,839 | +$52,523,347 | +6.17% | |
| Morgan Stanley | 0.04% | 1,838,021 | $672,477,274 | $697,804,673 | +$25,327,399 | +3.77% | |
| Jpmorgan Chase & Co | 0.03% | 1,610,763 | $583,918,205 | $611,526,173 | +$27,607,968 | +4.73% | |
| Goldman Sachs Group Inc | 0.04% | 1,131,870 | $414,117,269 | $429,714,446 | +$15,597,177 | +3.77% | |
| Lpl Financial Llc | 0.08% | 1,010,763 | $369,807,658 | $383,736,173 | +$13,928,515 | +3.77% | |
| Wells Fargo & Company/Mn | 0.05% | 823,462 | $301,279,941 | $312,627,348 | +$11,347,407 | +3.77% | |
| Cresset Asset Management, Llc | 1.06% | 796,223 | $291,314,420 | $302,286,062 | +$10,971,642 | +3.77% | |
| Ubs Group Ag | 0.04% | 660,714 | $241,735,431 | $250,840,070 | +$9,104,639 | +3.77% | |
| Ieq Capital, Llc | 1.04% | 619,212 | $226,551,098 | $235,083,836 | +$8,532,738 | +3.77% | |
| Focus Partners Wealth | 0.16% | 429,435 | $157,117,883 | $163,034,998 | +$5,917,115 | +3.77% | |
| Mai Capital Management | 0.57% | 411,508 | $150,558,352 | $156,229,012 | +$5,670,660 | +3.77% | |
| Raymond James Financial Inc | 0.04% | 389,664 | $142,566,385 | $147,935,938 | +$5,369,553 | +3.77% | |
| Pnc Financial Services Group, Inc. | 0.07% | 365,520 | $133,732,704 | $138,769,668 | +$5,036,964 | +3.77% | |
| Envestnet Asset Management Inc | 0.03% | 317,295 | $116,088,556 | $120,461,047 | +$4,372,491 | +3.77% | |
| Sns Financial Group, Llc | 2.12% | 301,503 | $110,310,830 | $114,465,614 | +$4,154,784 | +3.77% | |
| Ameriprise Financial Inc | 0.02% | 266,483 | $97,522,313 | $101,170,271 | +$3,647,958 | +3.74% | |
| Cm Wealth Advisors Llc | 15.88% | 240,621 | $88,036,005 | $91,351,763 | +$3,315,758 | +3.77% | |
| Two Sigma Investments, Lp | 0.06% | 216,020 | $79,035,237 | $82,011,993 | +$2,976,756 | +3.77% | |
| Commonwealth Equity Services, Llc | 0.09% | 188,118 | $68,826,563 | $71,418,999 | +$2,592,436 | +3.77% | |
| Aqr Capital Management Llc | 0.02% | 188,022 | $68,791,533 | $71,382,552 | +$2,591,019 | +3.77% | |
| Bank Of Montreal | 0.02% | 176,845 | $64,702,280 | $67,139,204 | +$2,436,924 | +3.77% | |
| Beacon Pointe Advisors, Llc | 0.30% | 173,639 | $63,529,132 | $65,922,046 | +$2,392,914 | +3.77% | |
| Fmr Llc | 0.00% | 168,385 | $61,607,145 | $63,927,365 | +$2,320,220 | +3.77% | |
| Cerity Partners Llc | 0.07% | 165,087 | $60,400,162 | $62,675,280 | +$2,275,118 | +3.77% | |
| Onedigital Investment Advisors Llc | 0.50% | 163,230 | $59,720,886 | $61,970,270 | +$2,249,384 | +3.77% | |
| Mariner, Llc | 0.06% | 153,807 | $56,227,935 | $58,392,828 | +$2,164,893 | +3.85% | |
| Alps Advisors Inc | 0.26% | 153,517 | $56,167,265 | $58,282,729 | +$2,115,464 | +3.77% | |
| Signaturefd, Llc | 0.74% | 151,179 | $55,311,759 | $57,395,107 | +$2,083,348 | +3.77% | |
| Royal Bank Of Canada | 0.01% | 149,836 | $54,822,000 | $56,885,237 | +$2,063,237 | +3.76% | |
| Ensign Peak Advisors, Inc | 0.10% | 170,477 | $54,223,619 | $64,721,593 | +$10,497,974 | +19.36% | |
| Sanctuary Advisors, Llc | 0.25% | 147,078 | $53,811,448 | $55,838,163 | +$2,026,715 | +3.77% | |
| Quantinno Capital Management Lp | 0.06% | 136,461 | $49,927,126 | $51,807,419 | +$1,880,293 | +3.77% | |
| Cwm, Llc | 0.13% | 155,867 | $49,576,750 | $59,174,907 | +$9,598,157 | +19.36% | |
| Agf Management Ltd | 0.19% | 130,370 | $47,698,471 | $49,494,971 | +$1,796,500 | +3.77% | |
| Osaic Holdings, Inc. | 0.05% | 126,799 | $46,449,341 | $48,139,240 | +$1,689,899 | +3.64% | |
| Dorsey & Whitney Trust Co Llc | 2.22% | 124,548 | $45,568,376 | $47,284,648 | +$1,716,272 | +3.77% | |
| Brown Advisory Inc | 0.07% | 117,413 | $42,958,221 | $44,575,845 | +$1,617,624 | +3.77% | |
| Integrated Wealth Concepts Llc | 0.25% | 103,797 | $37,976,262 | $39,406,531 | +$1,430,269 | +3.77% | |
| Oakworth Capital, Inc. | 1.75% | 100,765 | $36,866,892 | $38,255,432 | +$1,388,540 | +3.77% | |
| Cetera Investment Advisers | 0.03% | 100,574 | $36,796,993 | $38,182,919 | +$1,385,926 | +3.77% | |
| Financial Partners Group, Inc | 4.30% | 113,101 | $35,973,924 | $42,938,795 | +$6,964,871 | +19.36% | |
| Steward Partners Investment Advisory, Llc | 0.18% | 95,113 | $34,798,964 | $36,109,650 | +$1,310,686 | +3.77% | |
| Ackerman Asset Management, Llc | 19.27% | 87,797 | $32,122,288 | $33,332,131 | +$1,209,843 | +3.77% | |
| Financial Enhancement Group Llc | 3.61% | 82,739 | $30,271,854 | $31,411,861 | +$1,140,007 | +3.77% | |
| Harbour Trust & Investment Management Co | 2.87% | 81,530 | $29,829,381 | $30,952,865 | +$1,123,484 | +3.77% | |
| Captrust Financial Advisors | 0.04% | 78,860 | $28,852,406 | $29,939,199 | +$1,086,793 | +3.77% | |
| Pathstone Holdings, Llc | 0.11% | 90,586 | $28,812,699 | $34,390,975 | +$5,578,276 | +19.36% | |
| Empowered Funds, Llc | 0.15% | 78,274 | $28,638,108 | $29,716,724 | +$1,078,616 | +3.77% |
Frequently asked questions about OEF
Who owns the most OEF stock?
The largest holders of OEF are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ISHARES S&P 100 ETF (OEF).
Is OEF widely held by superinvestors?
Many widely followed stocks like OEF appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly OEF is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.