Interactive Brokers IBKR

$90.05

−$1.51 (-1.65%)

Market open · Sep 24, 2:00 pm ET

After hours $91.60 +0.04%

Open$90.48

Prev close$91.56

Day range$89.10 – $91.19

Volume2.04M

Market cap$40.80B

P/E (TTM)35.7

Dividend yield0.36%

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership87.4%-0.56 pts vs. prior quarter

Institutions holding1,320-8 vs. prior quarter

Insider trades (recent)2 buys / 6 sellsNet selling

Short interest2.27% of floatDays to cover 2.7 · as of 31 Aug 2026

Short-sale volume share18.1%5-day average of daily volume

Net of large-order buying minus selling, in USD. Over this window: −$3.32M (9 inflow days, 11 outflow days).

Institutional holders1,320

Institutional ownership87.4%

Total transactions12

Bought2

Sold6

Report date	Shares short	% of float	Days to cover
31 Aug 2026	10,298,397	2.3%	2.7
14 Aug 2026	8,095,922	1.8%	1.8
31 Jul 2026	9,250,070	2.1%	2.0
15 Jul 2026	9,176,448	2.1%	2.2
30 Jun 2026	11,389,018	2.6%	2.3
15 Jun 2026	14,174,552	3.2%	2.9