Stock profile

INTERACTIVE BROKERS GRO-CL A (IBKR)

IBKR · Latest close $88.25 as of Oct 2, 2026 · 13F data as of Jun 30, 2026 (2026 Q2)
Latest close
$88.25
As of Oct 2, 2026
Tracked funds holding
6 of 83
2026 Q2 13F filings
Opened / added
1 / 1
vs previous quarter
Trimmed / exited
3
vs previous quarter

Super-investor holdings · 2026 Q2

FundPortfolio weightSharesChange vs prev. quarter
Oakcliff Capital33.42%1,030,740HELD
RV Capital GmbH12.75%561,086TRIMMED (-26.0%)
Cantillon Capital Management6.78%517,833TRIMMED (-95.4%)
Egerton Capital3.47%4,129,416TRIMMED (-34.2%)
Viking Global Investors1.20%4,830,748ADDED (+246.5%)
Lone Pine Capital0.31%577,666NEW

Source: SEC Form 13F filings for the quarter ended Jun 30, 2026. Change labels compare each fund’s 2026 Q2 filing with its previous filing. 13F filings cover long positions only and arrive up to 45 days after quarter-end.

All institutions · Form 13F

Institutions holding1,111 of 8,857 filers
Long-only filers among them1,107
Change vs 2026 Q1+127 net · 979 entered · 852 exited
Shares reported, all filers385,169,416
Reported value, all filers$32.1B

Source: SEC Form 13F data sets — every filer's latest report for the quarter ended Jun 30, 2026, not just the tracked funds above; changes compare with the quarter ended Mar 31, 2026. Share counts and values are summed as reported in the filings (a small number of filers report values in thousands of dollars, so value totals are as-filed sums).

Insider trading · Form 4

1 insiders bought on the open market in the last 90 days (2 purchases, $4.5K), against 0 sales by 0 insiders ($0). Latest buy: Sep 1, 2026.

Source: SEC Form 4 filings, as of Oct 3, 2026. Open-market transactions only.

Politician trading · U.S. House

Data unavailable — no House STOCK Act transactions for this ticker were parsed in the current window (as of Oct 3, 2026).

Screens & lenses

Insiders

· Insider Net Buying — Last 90 days: more insider buy transactions than sell transactions

Financial Screens

· Growth — Revenue up every year for 5 straight years

· Earnings Quality (Cash Conversion) — Profits that actually come back as cash

Chart Signals

· Monthly Uptrend — Price above its 12-month moving average

· Top Relative Strength — Top 20% of the universe by 6-month return

Key figures

· Growth — Latest revenue: $2.6B · 5-yr revenue CAGR: 18.3% · Straight growth years: 5

· Earnings Quality (Cash Conversion) — Cash conversion (3-yr avg): 10.18 · Operating cash flow: $417.0M · Net income: $44.5M

· Insider Net Buying — Buy txns: 2 · Sell txns: 0 · Buy value: $4.5K · Latest buy: Sep 1, 2026

Financial screens are computed from SEC company financial statements; red-flag models are screens, not verdicts — see Methodology.

Signal record

13F signal (2021 Q3 – 2026 Q1)EventsWin rateAvg returnSPYExcess
Heavy accumulation — 3+ tracked funds increased together1080.0%+15.1%+3.3%+11.8%

Measured from SEC 13F filings: entry at the close on the first trading day after each quarter’s filing deadline, exit one quarter later on the same rule, dividend-adjusted closes. Past records do not guarantee future results — see Track Record and Methodology.

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