Interactive Brokers Gro-Cl A

IBKR · US

Held by 7 big investorsLargest: Norway NBIM

Interactive Brokers Gro-Cl A is held by 7 of the 24 tracked investors in their latest 13F filings. The largest position is Norges Bank's at $551M, 0.05% of that portfolio. Versus the prior quarter, 1 added, 5 trimmed and 1 bought new.

Big investors holding this stock

Latest 13F of the 24 tracked investors. Common shares only.

InvestorValue ($)WeightRank in portfoliovs prior quarter
Norges Bank
Norway's sovereign wealth fund · Q2 2026weight 0.05% · Q2 2026
551M0.05%#290▼ 10%
Viking Global Investors
Andreas Halvorsen's hedge fund · Q2 2026weight 1.20% · Q2 2026
420M1.20%#30▲ 246%
National Pension Service (Korea)
Korea's national pension fund · Q2 2026weight 0.05% · Q2 2026
77.9M0.05%#274▼ 1%
Lone Pine Capital
Stephen Mandel's hedge fund · Q2 2026weight 0.31% · Q2 2026
50.3M0.31%#29New
Soros Fund Management
George Soros's firm · Q2 2026weight 0.16% · Q2 2026
13.2M0.16%#131▼ 77%
Korea Investment Corporation
Korea's sovereign wealth fund · Q2 2026weight 0.02% · Q2 2026
9.3M0.02%#501▼ 56%
Bridgewater Associates
Hedge fund founded by Ray Dalio · Q2 2026weight 0.02% · Q2 2026
3.7M0.02%#544▼ 42%
Reported value by investor (13F)
Norway N…$551MViking$420MKorea NPS$77.9MLone Pine$50.3MSoros$13.2MKIC$9.3MBridgewa…$3.7M

Questions

Which big investors own Interactive Brokers Gro-Cl A?

Norges Bank ($551M), Viking Global Investors ($420M), National Pension Service (Korea) ($77.9M), Lone Pine Capital ($50.3M), Soros Fund Management ($13.2M) and 2 more, per their latest 13F filings.

Does Warren Buffett own Interactive Brokers Gro-Cl A?

Berkshire Hathaway did not report it in its latest 13F.

Does Korea's National Pension Service own Interactive Brokers Gro-Cl A?

Yes, $77.9M as of 2026-06-30 (0.05% of its US holdings).

Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.