INTERACTIVE BROKERS GROUP IN IBKR
COM CL A · Common Stock · CUSIP 45841N107 · ISIN US45841N1072
American multinational brokerage firm
- SectorFinancials
- IndustrySecurity Brokers, Dealers & Flotation Companies
- HeadquartersGreenwich, CT
- Founded1994
- Websiteinteractivebrokers.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($17.9m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $122.61. Options: 21 managers hold calls ($176.6m notional), 15 hold puts ($118.8m).
Trends to Q2 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 341 |
| Q4 2022 | 403 |
| Q1 2023 | 434 |
| Q2 2023 | 425 |
| Q3 2023 | 437 |
| Q4 2023 | 459 |
| Q1 2024 | 495 |
| Q2 2024 | 549 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 234 | 144 |
| Q1 2023 | 239 | 176 |
| Q2 2023 | 197 | 217 |
| Q3 2023 | 213 | 201 |
| Q4 2023 | 203 | 216 |
| Q1 2024 | 248 | 222 |
| Q2 2024 | 289 | 224 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2023 | $79.9m | $40.2m | 0.50 |
| Q4 2023 | $78.6m | $87.7m | 1.12 |
| Q1 2024 | $115.9m | $119.1m | 1.03 |
| Q2 2024 | $176.6m | $118.8m | 0.67 |
Biggest buyers
| MILLENNIUM MANAGEMENT LLC | Added | +1.0m |
| JPMORGAN CHASE & CO | Added | +605.9k |
| MARSHALL WACE, LLP | Added | +481.8k |
| Egerton Capital (UK) LLP | Added | +309.7k |
| Marathon Asset Management Ltd | New | +305.0k |
| VANGUARD GROUP INC | Added | +239.8k |
| FMR LLC | Added | +232.5k |
| BlackRock Inc. | Added | +210.6k |
| NORGES BANK | Added | +196.9k |
| BANK OF AMERICA CORP /DE/ | Added | +171.2k |
Biggest sellers
| MORGAN STANLEY | Reduced | -4.1m |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | Reduced | -1.4m |
| Coronation Fund Managers Ltd. | Reduced | -556.5k |
| FIL Ltd | Reduced | -548.8k |
| Junto Capital Management LP | Sold out | -477.0k |
| COOPER INVESTORS PTY LTD | Reduced | -449.4k |
| ABRAMS BISON INVESTMENTS, LLC | Reduced | -405.0k |
| Bares Capital Management, Inc. | Reduced | -277.5k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -236.9k |
| Balyasny Asset Management L.P. | Sold out | -227.4k |
Biggest calls
| Governors Lane LP | Reduced | $37.7m307.5k shares |
| NOMURA HOLDINGS INC | Added | $30.2m246.0k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $26.2m213.6k shares |
| CITADEL ADVISORS LLC | Added | $21.6m176.3k shares |
| IMC-Chicago, LLC | Added | $10.1m82.4k shares |
| WOLVERINE TRADING, LLC | Added | $8.5m69.3k shares |
| SIMPLEX TRADING, LLC | Added | $7.8m63.6k shares |
| Walleye Capital LLC | Added | $6.2m50.4k shares |
| BARCLAYS PLC | New | $5.2m42.6k shares |
| CAPITAL FUND MANAGEMENT S.A. | Added | $4.6m37.4k shares |
Biggest puts
| CITADEL ADVISORS LLC | Reduced | $21.6m176.4k shares |
| Walleye Capital LLC | Added | $20.3m165.7k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $16.5m134.6k shares |
| IMC-Chicago, LLC | Added | $15.7m127.8k shares |
| GROUP ONE TRADING LLC | Added | $10.1m82.4k shares |
| SIMPLEX TRADING, LLC | Reduced | $8.6m69.9k shares |
| WOLVERINE TRADING, LLC | Added | $7.6m62.3k shares |
| JANE STREET GROUP, LLC | Reduced | $6.1m49.6k shares |
| Cubist Systematic Strategies, LLC | Added | $4.6m37.5k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $3.9m32.0k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 7.3% |
| BlackRock, Inc. 13G · institution -3.3 pts · filed 2025-10-17 | 6.2% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales in Q2 2024
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2022 | 0 | — | 1 | $22.4m | — |
| Q4 2022 | 0 | — | 2 | $76.8m | — |
| Q1 2023 | 0 | — | 1 | $20.6m | — |
| Q2 2023 | 0 | — | 1 | $8.9m | — |
| Q3 2023 | 0 | — | 2 | $42.2m | $42.2m |
| Q4 2023 | 0 | — | 2 | $39.7m | $39.7m |
| Q1 2024 | 0 | — | 2 | $71.3m | $71.3m |
| Q2 2024 | 0 | — | 0 | — | — |
None reported in Q2 2024.
Holders, Q2 2024
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.02% of their portfolio | 9.9m $1.2bn | Added +239.8k |
| BlackRock Inc. 0.03% of their portfolio | 9.3m $1.1bn | Added +210.6k |
| JPMORGAN CHASE & CO 0.04% of their portfolio | 8.0m $982.2m | Added +605.9k |
| Orbis Allan Gray Ltd 5.32% of their portfolio | 7.0m $853.5m | Reduced -168.0k |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 1.13% of their portfolio | 3.8m $464.1m | Reduced -1.4m |
| Cantillon Capital Management LLC 2.85% of their portfolio | 3.5m $426.5m | Reduced -177.1k |
| STATE STREET CORP 0.02% of their portfolio | 3.2m $388.5m | Reduced -21.2k |
| Egerton Capital (UK) LLP 3.88% of their portfolio | 3.1m $384.2m | Added +309.7k |
| Greenwich Wealth Management LLC 26.68% of their portfolio | 3.0m $365.3m | Added +8.0k |
| Bares Capital Management, Inc. 14.93% of their portfolio | 2.5m $310.5m | Reduced -277.5k |
| MARSHALL WACE, LLP 0.43% of their portfolio | 2.5m $307.4m | Added +481.8k |
| GEODE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 2.0m $240.3m | Added +84.7k |
| NORGES BANK 0.03% of their portfolio | 1.6m $202.1m | Added +196.9k |
| JARISLOWSKY, FRASER Ltd 1.14% of their portfolio | 1.5m $187.4m | Reduced -181.5k |
| VOYA INVESTMENT MANAGEMENT LLC 0.17% of their portfolio | 1.4m $174.1m | Reduced -59.3k |
| MORGAN STANLEY 0.01% of their portfolio | 1.4m $173.8m | Reduced -4.1m |
| NEUBERGER BERMAN GROUP LLC 0.12% of their portfolio | 1.2m $151.0m | Reduced -18.6k |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 1.2m $145.3m | Added +171.2k |
| MILLENNIUM MANAGEMENT LLC 0.11% of their portfolio | 1.1m $132.7m | Added +1.0m |
| FMR LLC 0.01% of their portfolio | 975.4k $119.6m | Added +232.5k |
| Bank of New York Mellon Corp 0.02% of their portfolio | 928.3k $113.8m | Reduced -51.9k |
| WELLS FARGO & COMPANY/MN 0.03% of their portfolio | 825.5k $101.2m | Reduced -93.4k |
| Bronte Capital Management Pty Ltd. 7.77% of their portfolio | 809.8k $99.3m | Reduced -32.6k |
| BAMCO INC /NY/ 0.28% of their portfolio | 785.0k $96.2m | Added +20.0k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 782.2k $95.9m | Added +11.4k |
| NORTHERN TRUST CORP 0.02% of their portfolio | 773.5k $94.8m | Added +91.9k |
| Empower Advisory Group, LLC 0.31% of their portfolio | 677.7k $83.1m | Reduced -1.5k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.33% of their portfolio | 646.5k $79.3m | Added +115.2k |
| 1832 Asset Management L.P. 0.13% of their portfolio | 567.0k $69.5m | Reduced -42.9k |
| ROYAL BANK OF CANADA 0.02% of their portfolio | 566.4k $69.4m | Reduced -37.1k |
| AGF MANAGEMENT LTD 0.37% of their portfolio | 546.5k $67.0m | Added +18.6k |
| Ancient Art, L.P. 16.49% of their portfolio | 525.2k $64.4m | Reduced -25.0k |
| FIL Ltd 0.06% of their portfolio | 512.0k $62.8m | Reduced -548.8k |
| Ensign Peak Advisors, Inc 0.11% of their portfolio | 478.0k $58.6m | Reduced -4.3k |
| Invesco Ltd. 0.01% of their portfolio | 471.0k $57.7m | Reduced -10.3k |
| PRINCIPAL FINANCIAL GROUP INC 0.03% of their portfolio | 460.1k $56.4m | Reduced -99.8k |
| RAYMOND JAMES & ASSOCIATES 0.03% of their portfolio | 430.8k $52.8m | Added +16.2k |
| TimesSquare Capital Management, LLC 0.80% of their portfolio | 416.3k $51.0m | Reduced -7.5k |
| Hudson Way Capital Management LLC 6.92% of their portfolio | 409.1k $50.2m | Added +78.1k |
| ABRAMS BISON INVESTMENTS, LLC 4.91% of their portfolio | 408.0k $50.0m | Reduced -405.0k |
| Pictet Asset Management Holding SA 0.05% of their portfolio | 384.0k $47.1m | Reduced -86.3k |
| Coronation Fund Managers Ltd. 2.69% of their portfolio | 380.7k $46.7m | Reduced -556.5k |
| RHUMBLINE ADVISERS 0.04% of their portfolio | 364.6k $44.7m | Added +73.0k |
| CITIGROUP INC 0.04% of their portfolio | 360.2k $44.2m | Reduced -15.6k |
| ENVESTNET ASSET MANAGEMENT INC 0.01% of their portfolio | 330.0k $40.5m | Reduced -19.2k |
| Legal & General Group Plc 0.01% of their portfolio | 317.0k $38.9m | Added +53.2k |
| RV Capital AG 9.14% of their portfolio | 309.9k $38.0m | Unchanged |
| Marathon Asset Management Ltd 1.17% of their portfolio | 305.0k $37.4m | New |
| Oakcliff Capital Partners, LP 19.84% of their portfolio | 302.6k $37.1m | Unchanged |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 301.7k $37.0m | Added +27.6k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio | 286.9k $35.2m | Added +121.9k |
| Retirement Systems of Alabama 0.12% of their portfolio | 263.3k $32.3m | Reduced -2.2k |
| Nuveen Asset Management, LLC 0.01% of their portfolio | 262.8k $32.2m | Reduced -2.3k |
| FEDERATED HERMES, INC. 0.08% of their portfolio | 262.2k $32.1m | Added +1.9k |
| Hosking Partners LLP 1.19% of their portfolio | 261.7k $32.1m | Added +74.4k |
| Polar Capital Holdings Plc 0.18% of their portfolio | 253.2k $31.0m | Reduced -101.3k |
| ANTIPODES PARTNERS Ltd 1.09% of their portfolio | 245.4k $30.1m | Reduced -52.9k |
| SOROS FUND MANAGEMENT LLC 0.67% of their portfolio | 242.6k $29.7m | Added +5.1k |
| Cercano Management LLC 0.72% of their portfolio | 219.9k $27.0m | Added +1.3k |
| UBS Group AG 0.01% of their portfolio | 216.5k $26.5m | Added +148.9k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 215.3k $26.4m | Reduced -2.9k |
| CITADEL ADVISORS LLC 0.03% of their portfolio | 214.3k $26.3m | Added +98.9k |
| HSBC HOLDINGS PLC 0.02% of their portfolio | 210.0k $25.7m | Added +187 |
| INVESTMENTAKTIENGESELLSCHAFT FUER LANGFRISTIGE INVESTOREN TGV 1.61% of their portfolio | 209.7k $25.7m | Unchanged |
| California Public Employees Retirement System 0.02% of their portfolio | 204.5k $25.1m | Added +1.7k |
| Swiss National Bank 0.02% of their portfolio | 200.2k $24.5m | Reduced -400 |
| VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio | 173.5k $21.3m | Added +37.3k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.05% of their portfolio | 167.8k $20.6m | Reduced -5.5k |
| FIRETRAIL INVESTMENTS PTY LTD 6.19% of their portfolio | 166.6k $20.4m | Added +90.0k |
| RENAISSANCE TECHNOLOGIES LLC 0.03% of their portfolio | 161.6k $19.8m | Reduced -236.9k |
| STIFEL FINANCIAL CORP 0.02% of their portfolio | 159.5k $19.6m | Reduced -17.0k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 159.3k $19.5m | Added +10.1k |
| SCOUT INVESTMENTS, INC. 0.50% of their portfolio | 151.1k $18.5m | Reduced -12.5k |
| Lansing Management LP 18.08% of their portfolio | 148.9k $18.3m | Added +71.3k |
| COOPER INVESTORS PTY LTD 2.76% of their portfolio | 148.1k $18.2m | Reduced -449.4k |
| ALLIANCEBERNSTEIN L.P. 0.01% of their portfolio | 143.1k $17.5m | Reduced -5.1k |
| Dana Investment Advisors, Inc. 0.59% of their portfolio | 142.9k $17.5m | Reduced -14.7k |
| Governors Lane LP 2.66% of their portfolio | 139.4k $17.1m | Reduced -800 |
| BROOKTREE CAPITAL MANAGEMENT 14.57% of their portfolio | 139.0k $17.0m | Reduced -12.9k |
| D. E. Shaw & Co., Inc. 0.02% of their portfolio | 137.4k $16.8m | Added +66.5k |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.39% of their portfolio | 136.7k $16.8m | Added +8.1k |
| Corebridge Financial, Inc. 0.09% of their portfolio | 135.5k $16.6m | First filing |
| Owls Nest Partners IA, LLC 4.69% of their portfolio | 133.8k $16.4m | Added +17.5k |
| GABELLI FUNDS LLC 0.12% of their portfolio | 130.7k $16.0m | Reduced -1.4k |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 128.1k $15.7m | Reduced -11.9k |
| LPL Financial LLC 0.01% of their portfolio | 127.2k $15.6m | Added +9.1k |
| Squarepoint Ops LLC 0.06% of their portfolio | 125.8k $15.4m | Added +67.5k |
| Hengistbury Investment Partners LLP 6.12% of their portfolio | 119.0k $14.6m | New |
| Noked Israel Ltd 3.90% of their portfolio | 115.0k $14.1m | Added +55.0k |
| Mawer Investment Management Ltd. 0.07% of their portfolio | 113.4k $13.9m | Added +62.4k |
| Verition Fund Management LLC 0.10% of their portfolio | 110.1k $13.5m | Added +33.0k |
| Allianz Asset Management GmbH 0.02% of their portfolio | 107.5k $13.2m | Added +22.0k |
| KBC Group NV 0.04% of their portfolio | 105.9k $13.0m | Added +2.9k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.02% of their portfolio | 100.0k $12.3m | Added +3.6k |
| Rovida Advisors Inc. 4.37% of their portfolio | 100.0k $12.3m | Added +40.0k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 99.6k $12.2m | Reduced -2.5k |
| AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio | 95.2k $11.7m | Added +983 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.01% of their portfolio | 92.8k $11.4m | Reduced -314 |
| CANADA LIFE ASSURANCE Co 0.02% of their portfolio | 89.6k $11.0m | Added +29.3k |
| O'Brien Greene & Co. Inc 3.36% of their portfolio | 86.5k $10.6m | Reduced -600 |