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 ($33.0m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $176.89. Options: 24 managers hold calls ($315.9m notional), 21 hold puts ($257.1m).
Trends to Q4 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 |
| Q3 2024 | 588 |
| Q4 2024 | 711 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q1 2023 | 239 | 176 |
| Q2 2023 | 197 | 217 |
| Q3 2023 | 213 | 201 |
| Q4 2023 | 203 | 216 |
| Q1 2024 | 248 | 222 |
| Q2 2024 | 289 | 224 |
| Q3 2024 | 323 | 237 |
| Q4 2024 | 351 | 276 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2024 | $115.9m | $119.1m | 1.03 |
| Q2 2024 | $176.6m | $118.8m | 0.67 |
| Q3 2024 | $125.1m | $138.9m | 1.11 |
| Q4 2024 | $315.9m | $257.1m | 0.81 |
Biggest buyers
| WELLINGTON MANAGEMENT GROUP LLP | Added | +1.5m |
| BANK OF AMERICA CORP /DE/ | Added | +1.1m |
| BlackRock, Inc. | Added | +761.4k |
| Qube Research & Technologies Ltd | New | +513.5k |
| Fullerton Fund Management Co Ltd. | New | +390.9k |
| TWO SIGMA ADVISERS, LP | Added | +382.1k |
| TWO SIGMA INVESTMENTS, LP | Added | +379.0k |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Added | +376.0k |
| CITADEL ADVISORS LLC | Added | +260.8k |
| RENAISSANCE TECHNOLOGIES LLC | Added | +225.9k |
Biggest sellers
| JPMORGAN CHASE & CO | Reduced | -4.0m |
| Egerton Capital (UK) LLP | Reduced | -1.5m |
| Orbis Allan Gray Ltd | Reduced | -1.2m |
| MARSHALL WACE, LLP | Reduced | -879.5k |
| VOYA INVESTMENT MANAGEMENT LLC | Reduced | -825.1k |
| ABRAMS BISON INVESTMENTS, LLC | Sold out | -408.0k |
| 1832 Asset Management L.P. | Reduced | -302.8k |
| Bronte Capital Management Pty Ltd. | Reduced | -238.6k |
| D. E. Shaw & Co., Inc. | Reduced | -237.6k |
| JARISLOWSKY, FRASER Ltd | Reduced | -215.0k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $93.0m526.2k shares |
| CITADEL ADVISORS LLC | Added | $58.2m329.5k shares |
| IMC-Chicago, LLC | Added | $31.1m176.2k shares |
| JANE STREET GROUP, LLC | Added | $26.5m150.1k shares |
| SIMPLEX TRADING, LLC | Added | $23.0m130.4k shares |
| PEAK6 LLC | First filing | $14.1m79.7k shares |
| Squarepoint Ops LLC | Added | $12.3m69.9k shares |
| GROUP ONE TRADING LLC | Added | $10.0m56.6k shares |
| Cubist Systematic Strategies, LLC | Added | $9.7m54.7k shares |
| TUDOR INVESTMENT CORP ET AL | New | $7.9m44.8k shares |
Biggest puts
| CITADEL ADVISORS LLC | Added | $56.9m322.0k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $40.7m230.4k shares |
| Walleye Capital LLC | Added | $26.0m147.4k shares |
| IMC-Chicago, LLC | Added | $25.1m141.8k shares |
| Balyasny Asset Management L.P. | New | $19.4m110.0k shares |
| PEAK6 LLC | First filing | $19.3m109.3k shares |
| SIMPLEX TRADING, LLC | Reduced | $18.3m103.6k shares |
| Cubist Systematic Strategies, LLC | Added | $10.9m61.9k shares |
| TUDOR INVESTMENT CORP ET AL | New | $8.6m48.8k shares |
| Walleye Trading LLC | Added | $7.4m41.8k 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 Q4 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 |
|---|---|---|---|---|---|
| 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 | — | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
None reported in Q4 2024.
Holders, Q4 2024
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.04% of their portfolio | 10.3m $1.8bn | Added +761.4k |
| VANGUARD GROUP INC 0.03% of their portfolio | 10.1m $1.8bn | Reduced -127.6k |
| Orbis Allan Gray Ltd 5.02% of their portfolio | 5.3m $933.8m | Reduced -1.2m |
| JPMORGAN CHASE & CO 0.06% of their portfolio | 4.0m $704.6m | Reduced -4.0m |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 1.58% of their portfolio | 3.9m $686.9m | Added +4.6k |
| Cantillon Capital Management LLC 3.63% of their portfolio | 3.4m $599.9m | Added +18.0k |
| STATE STREET CORP 0.02% of their portfolio | 3.4m $592.7m | Added +132.5k |
| Greenwich Wealth Management LLC 34.56% of their portfolio | 2.8m $490.2m | Reduced -204.6k |
| BANK OF AMERICA CORP /DE/ 0.04% of their portfolio | 2.3m $413.2m | Added +1.1m |
| GEODE CAPITAL MANAGEMENT, LLC 0.03% of their portfolio | 2.3m $399.2m | Added +193.5k |
| Egerton Capital (UK) LLP 3.78% of their portfolio | 1.8m $326.5m | Reduced -1.5m |
| WELLINGTON MANAGEMENT GROUP LLP 0.05% of their portfolio | 1.5m $264.0m | Added +1.5m |
| NORGES BANK 0.03% of their portfolio | 1.3m $229.3m | Added +17.1k |
| MORGAN STANLEY 0.02% of their portfolio | 1.3m $229.3m | Reduced -99.4k |
| FMR LLC 0.01% of their portfolio | 1.3m $226.5m | Added +187.3k |
| JARISLOWSKY, FRASER Ltd 1.27% of their portfolio | 1.2m $216.8m | Reduced -215.0k |
| NEUBERGER BERMAN GROUP LLC 0.16% of their portfolio | 1.1m $202.3m | Reduced -19.1k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.68% of their portfolio | 1.1m $191.6m | Added +376.0k |
| Bares Capital Management, Inc. 15.13% of their portfolio | 951.6k $168.1m | Reduced -164.9k |
| WELLS FARGO & COMPANY/MN 0.04% of their portfolio | 947.8k $167.5m | Reduced -55.1k |
| BAMCO INC /NY/ 0.42% of their portfolio | 914.0k $161.5m | Added +1.4k |
| NORTHERN TRUST CORP 0.02% of their portfolio | 876.5k $154.8m | Added +112.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.03% of their portfolio | 818.2k $144.6m | Added +18.8k |
| Invesco Ltd. 0.03% of their portfolio | 766.0k $135.3m | Added +214.8k |
| Bank of New York Mellon Corp 0.02% of their portfolio | 752.4k $132.9m | Reduced -87.0k |
| RAYMOND JAMES FINANCIAL INC 0.04% of their portfolio | 679.5k $120.0m | First filing |
| Empower Advisory Group, LLC 0.40% of their portfolio | 676.9k $119.6m | Reduced -8.2k |
| ROYAL BANK OF CANADA 0.02% of their portfolio | 629.4k $111.2m | Added +20.2k |
| RENAISSANCE TECHNOLOGIES LLC 0.16% of their portfolio | 604.9k $106.9m | Added +225.9k |
| Bronte Capital Management Pty Ltd. 9.73% of their portfolio | 595.0k $123.3m | Reduced -238.6k |
| AGF MANAGEMENT LTD 0.48% of their portfolio | 549.8k $97.1m | Reduced -20.1k |
| Qube Research & Technologies Ltd 0.15% of their portfolio | 513.5k $90.7m | New |
| MARSHALL WACE, LLP 0.11% of their portfolio | 511.6k $90.4m | Reduced -879.5k |
| TWO SIGMA INVESTMENTS, LP 0.20% of their portfolio | 489.2k $86.4m | Added +379.0k |
| TWO SIGMA ADVISERS, LP 0.19% of their portfolio | 465.9k $82.3m | Added +382.1k |
| MILLENNIUM MANAGEMENT LLC 0.07% of their portfolio | 449.9k $79.5m | Reduced -131.7k |
| Ancient Art, L.P. 16.76% of their portfolio | 445.9k $78.8m | Reduced -10.5k |
| Sumitomo Mitsui Trust Group, Inc. 0.05% of their portfolio | 441.2k $77.9m | Reduced -158.9k |
| Ensign Peak Advisors, Inc 0.13% of their portfolio | 421.6k $74.5m | Reduced -55.4k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 397.7k $70.3m | Added +107.2k |
| Fullerton Fund Management Co Ltd. 2.41% of their portfolio | 390.9k $69.1m | New |
| CITADEL ADVISORS LLC 0.06% of their portfolio | 383.1k $67.7m | Added +260.8k |
| UBS Group AG 0.02% of their portfolio | 378.9k $66.9m | Added +72.1k |
| CITIGROUP INC 0.06% of their portfolio | 376.2k $66.5m | Reduced -1.0k |
| FIL Ltd 0.06% of their portfolio | 369.2k $65.2m | Reduced -129.3k |
| PRINCIPAL FINANCIAL GROUP INC 0.03% of their portfolio | 361.6k $63.9m | Reduced -4.6k |
| Legal & General Group Plc 0.02% of their portfolio | 342.6k $60.5m | Reduced -18.5k |
| ENVESTNET ASSET MANAGEMENT INC 0.02% of their portfolio | 330.6k $58.4m | Reduced -11.9k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio | 306.9k $54.2m | Added +44.7k |
| Oakcliff Capital Partners, LP 27.07% of their portfolio | 299.7k $52.9m | Reduced -3.0k |
| Hudson Way Capital Management LLC 5.92% of their portfolio | 296.5k $52.4m | Reduced -128.4k |
| TimesSquare Capital Management, LLC 0.74% of their portfolio | 287.8k $50.8m | Reduced -66.3k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.05% of their portfolio | 285.6k $50.5m | Added +136.0k |
| Hosking Partners LLP 1.97% of their portfolio | 284.7k $50.3m | Added +10.2k |
| RHUMBLINE ADVISERS 0.04% of their portfolio | 281.4k $49.7m | Reduced -2.1k |
| Squarepoint Ops LLC 0.13% of their portfolio | 275.9k $48.7m | Reduced -61.3k |
| Retirement Systems of Alabama 0.17% of their portfolio | 263.5k $46.6m | Added +176 |
| 1832 Asset Management L.P. 0.08% of their portfolio | 261.9k $46.3m | Reduced -302.8k |
| Marathon Asset Management Ltd 1.28% of their portfolio | 259.1k $45.8m | Reduced -16.8k |
| VOYA INVESTMENT MANAGEMENT LLC 0.05% of their portfolio | 257.4k $45.5m | Reduced -825.1k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 257.2k $45.5m | Reduced -26.2k |
| Nuveen Asset Management, LLC 0.01% of their portfolio | 250.0k $44.2m | Reduced -10.2k |
| Hengistbury Investment Partners LLP 31.70% of their portfolio | 245.9k $43.4m | Reduced -72.2k |
| JANE STREET GROUP, LLC 0.07% of their portfolio | 233.3k $41.2m | Added +208.6k |
| FEDERATED HERMES, INC. 0.09% of their portfolio | 232.3k $41.0m | Reduced -36.1k |
| Allspring Global Investments Holdings, LLC 0.07% of their portfolio | 230.9k $42.0m | Reduced -27.5k |
| Twin Tree Management, LP 0.97% of their portfolio | 227.1k $40.1m | Added +188.8k |
| RV Capital AG 8.60% of their portfolio | 224.3k $40.1m | Reduced -91.2k |
| Polar Capital Holdings Plc 0.22% of their portfolio | 223.4k $39.5m | Reduced -9.2k |
| SOROS FUND MANAGEMENT LLC 0.69% of their portfolio | 222.7k $39.3m | Added +54.3k |
| Assenagon Asset Management S.A. 0.07% of their portfolio | 215.6k $38.1m | Added +106.6k |
| Swiss National Bank 0.03% of their portfolio | 215.4k $38.1m | Added +16.7k |
| W1M Investment Management Ltd 0.57% of their portfolio | 201.1k $35.5m | Added +7.8k |
| VICTORY CAPITAL MANAGEMENT INC 0.03% of their portfolio | 196.5k $34.7m | Added +30.9k |
| BARCLAYS PLC 0.02% of their portfolio | 194.6k $34.4m | Added +141.8k |
| California Public Employees Retirement System 0.02% of their portfolio | 193.8k $34.2m | Reduced -9.7k |
| Russell Investments Group, Ltd. 0.05% of their portfolio | 186.9k $33.0m | Added +56.1k |
| Coronation Fund Managers Ltd. 1.92% of their portfolio | 184.4k $32.6m | Reduced -141.3k |
| Trivest Advisors Ltd 1.46% of their portfolio | 182.1k $32.2m | Added +69.5k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 179.5k $31.7m | Reduced -40.8k |
| Pictet Asset Management Holding SA 0.03% of their portfolio | 170.2k $30.1m | Reduced -143.5k |
| Verition Fund Management LLC 0.15% of their portfolio | 168.6k $29.8m | Reduced -34.8k |
| HSBC HOLDINGS PLC 0.02% of their portfolio | 167.2k $29.9m | Reduced -88.9k |
| Progeny 3, Inc. 2.33% of their portfolio | 166.0k $29.3m | Added +39.0k |
| STIFEL FINANCIAL CORP 0.03% of their portfolio | 164.0k $29.0m | Reduced -5.2k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.04% of their portfolio | 160.1k $28.3m | Added +25.1k |
| ALLIANCEBERNSTEIN L.P. 0.01% of their portfolio | 151.3k $26.7m | Reduced -5.3k |
| LPL Financial LLC 0.01% of their portfolio | 151.3k $26.7m | Added +12.4k |
| One Madison Group LLC 3.03% of their portfolio | 150.0k $26.5m | First filing |
| KBC Group NV 0.07% of their portfolio | 147.0k $26.0m | Added +37.9k |
| Allianz Asset Management GmbH 0.04% of their portfolio | 144.5k $25.5m | Reduced -1.5k |
| Amundi 0.01% of their portfolio | 141.1k $26.9m | Added +124.5k |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.41% of their portfolio | 136.7k $24.2m | First filing |
| DEUTSCHE BANK AG\ 0.01% of their portfolio | 134.0k $23.7m | Added +38.1k |
| BROOKTREE CAPITAL MANAGEMENT 17.43% of their portfolio | 133.0k $23.5m | Reduced -4.6k |
| FIRETRAIL INVESTMENTS PTY LTD 7.02% of their portfolio | 132.2k $23.4m | Reduced -6.5k |
| Dana Investment Advisors, Inc. 0.76% of their portfolio | 129.8k $22.9m | Reduced -7.5k |
| Mawer Investment Management Ltd. 0.10% of their portfolio | 128.0k $22.6m | Added +10.9k |
| INVESTMENTAKTIENGESELLSCHAFT FUER LANGFRISTIGE INVESTOREN TGV 1.64% of their portfolio | 125.0k $22.4m | Reduced -127.7k |
| Corebridge Financial, Inc. 0.12% of their portfolio | 123.2k $21.8m | Reduced -5.5k |