3 tracked superinvestors hold INTERACTIVE BROKERS GROUP IN (IBKR), worth $700M combined, led by Overdeck / Siegel. Smart money is accumulating IBKR as of the latest 13F filings.
Current price
$95.28
+60.4%
1Y
Interactive Brokers Group, Inc. operates as an automated electronic broker in the United States and internationally. The company engages in the execution, clearance, and settlement of trades in stocks, options, futures, foreign exchange instruments, bonds, mutual funds, exchange traded funds (ETFs), precious metals, and cryptocurrencies. It also offers custody and service accounts for hedge and…
Market cap
$138.4B
P/E
34.53
Div yield
0.4%
Revenue YoY
9.8%
Analyst target
$88
Snapshot for context. For deep analysis use a stock screener — this page is about who owns it.
Superinvestors holding
3
tracked 13F / N-PORT funds
Combined value
$700M
disclosed long exposure
Tier-1 conviction
1
concentrated holders
Net this quarter
+1
2 buying · 1 selling
Smart money is net accumulating IBKR: 2 funds added or opened versus 1 trimming. 1 opened a brand-new position.
INTERACTIVE BROKERS GROUP IN (IBKR) is held by 3 tracked funds worth $700M combined, 1 of them concentrated Tier-1 managers whose positions carry real conviction.
The largest position belongs to Overdeck / Siegel at 0.5% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
This quarter 1 fund opened a brand-new position (Andreas Halvorsen), with 1 adding and 1 trimming — a net accumulation signal.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| Added | 0.5% | $563M | |
| New buy | 0.3% | $94M | |
| Trimmed | 0.6% | $43M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
Which superinvestors own IBKR?
3 tracked funds hold INTERACTIVE BROKERS GROUP IN (IBKR), the largest being Overdeck / Siegel (Two Sigma) at 0.5% of its 13F portfolio. 1 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling IBKR?
In the most recent 13F quarter, 2 tracked funds added or opened IBKR and 1 trimmed it, including 1 brand-new position.
How much IBKR do tracked funds hold?
Combined disclosed long exposure to IBKR across tracked superinvestors is $700M as of the Mar 2026 filings.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Mar 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.