Interactive Brokers Group, Inc. (IBKR) — Institutional Holders, Q2 2026 (page 2)

1,122 institutional investment managers reported a IBKR position on SEC Form 13F-HR for the quarter ended June 30, 2026, with a combined reported value of $33.7B. Every filer is listed below, ranked by position value, 100 per page; this page shows ranks 101 to 200. Put and call option positions are excluded, and a firm filing several lots or share classes is shown once with its total.

IBKR 13F holders ranked 101–200 of 1,122

Institutional investors reporting a position in Interactive Brokers Group, Inc. on SEC Form 13F-HR for Q2 2026, ranked by reported value.
InstitutionValueQoQ
JONES FINANCIAL COMPANIES LLLP#101 · 578,028 sh$51.9M+101.4%
BANK OF MONTREAL#102 · 591,581 sh$51.5M-2.4%
Treasurer of the State of North Carolina#103 · 586,375 sh$51.0M+12.9%
LONE PINE CAPITAL#104 · 577,666 sh$50.3MNew
RV Capital AG#105 · 561,086 sh$48.8M-26.0%
TD Waterhouse Canada#106 · 516,646 sh$48.2M+79.4%
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC#107 · 545,107 sh$47.4M-16.9%
PRINCIPAL FINANCIAL GROUP#108 · 544,862 sh$47.4M+7.2%
GREAT WEST LIFE ASSURANCE#109 · 543,013 sh$47.2M+3.5%
Freestone Grove Partners#110 · 518,245 sh$45.1MNew
CANTILLON CAPITAL MANAGEMENT#111 · 517,833 sh$45.1M-95.4%
Ensign Peak Advisors#112 · 515,965 sh$44.9M-65.1%
Systrade AG#113 · 500,000 sh$43.5M0.0%
VICTORY CAPITAL MANAGEMENT#114 · 468,099 sh$40.7M-15.9%
NEW YORK STATE COMMON RETIREMENT FUND#115 · 441,237 sh$38.4M-4.9%
OSAIC#116 · 436,492 sh$38.0M+102.2%
Marathon Asset Management Ltd#117 · 430,459 sh$37.5M-20.7%
United Super Pty Ltd in its capacity as Trustee for the Cons#118 · 422,821 sh$36.8M0.0%
MARSHALL WACE, LLP#119 · 414,093 sh$36.0M-52.8%
SEI INVESTMENTS#120 · 399,189 sh$34.7M-29.3%
ADAGE CAPITAL PARTNERS GP, L.L.C.#121 · 397,000 sh$34.6M-0.5%
Raiffeisen Bank International AG#122 · 389,970 sh$34.4M+0.9%
MASSACHUSETTS FINANCIAL SERVICES#123 · 380,922 sh$33.2M+4.1%
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM#124 · 373,195 sh$32.5M-2.9%
COOKSON PEIRCE#125 · 372,439 sh$32.4M+0.9%
ALLIANCEBERNSTEIN L.P.#126 · 481,847 sh$32.3M+5.9%
Longaeva Partners L.P.#127 · 363,108 sh$31.6M+56.9%
GABELLI FUNDS#128 · 359,146 sh$31.3M-1.1%
AVIVA PLC#129 · 353,010 sh$30.7M-0.8%
Livforsakringsbolaget Skandia, Omsesidigt#130 · 82,900 sh$30.1M-0.2%
STOREBRAND ASSET MANAGEMENT AS#131 · 339,606 sh$29.6M-14.1%
GFI Investment Counsel Ltd.#132 · 339,184 sh$29.5MNew
Inspire Investing#133 · 334,724 sh$29.1M+91.0%
FIFTH THIRD BANCORP#134 · 330,843 sh$28.8M+3.9%
WINMILL#135 · 327,200 sh$28.5M0.0%
Stony Point Capital#136 · 317,868 sh$27.7M+3.3%
CREDIT AGRICOLE S A#137 · 313,860 sh$27.3M+58.5%
SUSQUEHANNA INTERNATIONAL GROUP, LLP#138 · 312,704 sh$27.2M+10.1%
BANK OF NOVA SCOTIA#139 · 309,563 sh$26.9M+12.4%
NOMURA ASSET MANAGEMENT LTD#140 · 306,081 sh$26.6M-4.5%
Polar Capital Plc#141 · 304,343 sh$26.5M+0.9%
Rovida Investment Management Ltd#142 · 300,000 sh$26.1M0.0%
KEYSTONE INVESTORS PTE LTD#143 · 296,158 sh$25.8M—
NEW YORK STATE TEACHERS RETIREMENT SYSTEM#144 · 284,464 sh$24.8M-2.1%
Zurcher Kantonalbank (Zurich Cantonalbank)#145 · 280,561 sh$24.4M-18.7%
Holocene Advisors#146 · 278,592 sh$24.2M+1392.8%
BALYASNY ASSET MANAGEMENT L.P.#147 · 274,516 sh$23.9MNew
Asset Management One , Ltd.#148 · 271,904 sh$23.7M+13.7%
Corient Private Wealth#149 · 270,820 sh$23.6M+128.9%
Allianz Asset Management GmbH#150 · 347,813 sh$23.4M+0.1%
BROOKTREE CAPITAL MANAGEMENT#151 · 261,632 sh$22.8M-3.9%
STATE OF WISCONSIN INVESTMENT BOARD#152 · 254,223 sh$22.1M-11.9%
One Madison Group#153 · 249,500 sh$21.7M+13.7%
MILFORD FUNDS LTD#154 · 246,101 sh$21.4M+2.8%
Lansing Management#155 · 245,725 sh$21.4M-15.3%
O'Brien Greene#156 · 245,047 sh$21.3M-3.0%
Quantinno Capital Management#157 · 238,494 sh$20.8M+25.0%
Pictet Asset Management Holding SA#158 · 232,461 sh$20.2M-8.5%
Crocodile Capital Partners GmbH#159 · 227,226 sh$19.8M0.0%
MANUFACTURERS LIFE INSURANCE COMPANY, THE#160 · 225,131 sh$19.6M-4.5%
COMMERCE BANK#161 · 224,334 sh$19.5M+3702.9%
Cetera Investment Advisers#162 · 224,287 sh$19.5M+7.2%
Mawer Investment Management Ltd.#163 · 223,262 sh$19.4M-39.6%
TORONTO DOMINION BANK#164 · 217,542 sh$18.9M-20.1%
Vanguard Investments Australia, Ltd.#165 · 216,667 sh$18.9M-2.7%
Chevy Chase#166 · 215,433 sh$18.8M-1.9%
HighTower Advisors#167 · 214,526 sh$18.7M-2.6%
PRUDENTIAL FINANCIAL#168 · 212,315 sh$18.5M-1.7%
Sumitomo Mitsui DS Asset Management Company, Ltd#169 · 212,287 sh$18.5M-24.5%
Aware Super Pty Ltd as trustee of Aware Super#170 · 211,507 sh$18.4M+39.2%
AQR CAPITAL MANAGEMENT#171 · 211,116 sh$18.4M-13.0%
COZAD ASSET MANAGEMENT#172 · 208,718 sh$18.2M-1.6%
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO#173 · 205,530 sh$17.9M-10.0%
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO#174 · 203,160 sh$17.7M+371.8%
Blue Sparrow#175 · 200,000 sh$17.4MNew
Universal- Beteiligungs- und Servicegesellschaft mbH#176 · 198,689 sh$17.3M-41.2%
Dana Investment Advisors#177 · 195,919 sh$17.1M-24.4%
NATIONAL BANK OF CANADA#178 · 195,125 sh$17.0M+27.8%
Mitsubishi UFJ & Banking#179 · 195,153 sh$17.0M+4.8%
Tredje AP-fonden#180 · 193,956 sh$16.9M+28.0%
W.G. Shaheen & Associates DBA Whitney#181 · 193,511 sh$16.8M+1.1%
Woodline Partners#182 · 189,616 sh$16.5M-46.5%
Harbor Advisors#183 · 186,832 sh$16.3M0.0%
Mediolanum International Funds Ltd#184 · 178,064 sh$15.7M+9.9%
BANCO BILBAO VIZCAYA ARGENTARIA, S.A.#185 · 177,940 sh$15.5M+2.0%
State of Tennessee, Treasury Department#186 · 176,588 sh$15.4M+8.1%
Nykredit A/S#187 · 176,334 sh$15.3M—
KLP KAPITALFORVALTNING AS#188 · 172,600 sh$15.0M+0.5%
Deeter Investments LLP#189 · 170,020 sh$14.8MNew
CIBC WORLD MARKET#190 · 166,342 sh$14.5M+61.3%
Cornerstone Advisors#191 · 165,520 sh$14.4M-18.1%
IBEX WEALTH ADVISORS#192 · 163,575 sh$14.2M+2.4%
DANSKE BANK A/S#193 · 162,708 sh$14.2M-23.9%
Longbow Finance SA#194 · 160,508 sh$14.0MNew
Evelyn Partners Group Ltd#195 · 159,819 sh$13.9M—
Janney Montgomery Scott#196 · 157,787 sh$13.7M-20.9%
PFA Pension, Forsikringsaktieselskab#197 · 157,736 sh$13.7M-41.3%
Moran Wealth Management#198 · 157,379 sh$13.7M-5.2%
Bank Julius Baer & Ltd, Zurich#199 · 153,352 sh$13.4M+27.1%
Investment Management of Ontario#200 · 151,646 sh$13.2M+0.7%

Source: Form 13F-HR filings on SEC EDGAR, Q2 2026. Values are as reported by each manager at quarter end. “% of portfolio” is the position’s share of the manager’s total reported 13F value for the same quarter. “New” means the manager filed a 13F for Q1 2026 without this position; a dash means no comparison is available. Where a manager’s own filing is internally inconsistent its value is withheld and it is listed last. 13F data shows reported holdings, not recommendations.