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Interactive Brokers (IBKR) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

IBKR rises 2.2% to $86.03. Closed at $86.03, +2.25% vs the prior close of $84.14. Day range $81.04–$86.22, opened at $82.75.

Last close$86.03+2.25%
Day range81.04–86.22
Open82.75
Volume5.84M
52-week range58.95–98.75
Avg volume (20d)3.88M

IBKR daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — IBKR rises 2.2% to $86.03
Oct 14, 2026 — IBKR slides 3.8% to $84.14, a 3-month low
Oct 13, 2026 — IBKR dips 0.5% to $87.49
Oct 12, 2026 — IBKR ends flat (+0.0%) to $87.89
Oct 9, 2026 — IBKR rises 1.6% to $87.87
Oct 8, 2026 — IBKR dips 1.4% to $86.47
Oct 7, 2026 — IBKR slides 3.1% to $87.74
Oct 6, 2026 — IBKR rises 1.7% to $90.58, 4 up days in a row
Oct 5, 2026 — IBKR rises 0.8% to $89.05, 3 up days in a row
Oct 2, 2026 — IBKR rises 2.9% to $88.30

IBKR latest news & SEC filings

Every SEC filing by or about IBKR in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Oct 15, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

This is a results-day filing: the earnings press release is attached as an exhibit.

Source: SEC EDGAR filing 0001381197-26-000154

Oct 5, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).

Source: SEC EDGAR filing 0001381197-26-000151

Sep 2, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001381197-26-000149

Aug 6, 2026 · 10-Q — Quarterly report (unaudited financial statements for the quarter)

Quarterly report (unaudited financial statements for the quarter)

Quarter ended Jun 30, 2026:

Source: SEC EDGAR filing 0001381197-26-000147

Aug 4, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).

Source: SEC EDGAR filing 0001381197-26-000143

Aug 4, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001381197-26-000140

Jul 31, 2026 · 424B5 — Prospectus supplement

Prospectus supplement — the company is selling securities off a shelf registration

An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.

Source: SEC EDGAR filing 0001381197-26-000138

Jul 31, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0001381197-26-000135

Jul 31, 2026 · 424B5 — Prospectus supplement

Prospectus supplement — the company is selling securities off a shelf registration

An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.

Source: SEC EDGAR filing 0001381197-26-000133

Jul 31, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0001381197-26-000130

Jul 31, 2026 · S-3ASR — S-3ASR filing

S-3ASR filing

An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.

Source: SEC EDGAR filing 0001381197-26-000122

Jul 21, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

This is a results-day filing: the earnings press release is attached as an exhibit.

Source: SEC EDGAR filing 0001381197-26-000118

Jul 1, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001381197-26-000113

Things to know before you trade IBKR

IBKR market data (last 20 sessions)

DateOpenHighLowCloseVolume
Oct 15, 202682.7586.2281.0486.035.84M
Oct 14, 202686.0286.8483.6284.144.56M
Oct 13, 202687.7088.0286.0987.492.89M
Oct 12, 202688.2289.1187.7287.893.02M
Oct 9, 202687.0588.2886.4787.872.42M
Oct 8, 202687.1187.7986.2886.473.00M
Oct 7, 202688.7089.1185.9787.743.65M
Oct 6, 202689.3891.8589.0690.583.42M
Oct 5, 202688.8789.5688.0989.052.94M
Oct 2, 202686.5588.9286.5588.304.87M
Oct 1, 202685.4287.2583.6085.815.72M
Sep 30, 202686.6386.9385.3985.424.05M
Sep 29, 202687.8687.8685.8986.182.83M
Sep 28, 202687.8088.5086.8187.083.83M
Sep 25, 202690.0090.5788.5389.242.89M
Sep 24, 202690.5391.1989.1089.823.98M
Sep 23, 202691.3693.5390.9291.563.96M
Sep 22, 202692.8593.2089.7191.884.06M
Sep 21, 202692.5093.9491.5893.213.47M
Sep 18, 202689.9191.0688.7590.696.22M

About Interactive Brokers

Interactive Brokers (IBKR) is listed on the Nasdaq and classified by the SEC under “Security Brokers, Dealers & Flotation Companies”. Its business address is in GREENWICH, CT. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1381197.

IBKR board of directors & executives

From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).

Directors

NameRoleLatest filing
Jill BrightDirectorJan 26, 2026
Paul Jonathan BrodyChief Financial OfficerMay 28, 2026
Lori A ConklingDirectorSep 2, 2026
Milan GalikChief Executive OfficerMay 28, 2026
Lawrence E HarrisDirectorApr 29, 2026
Earl H NemserVice ChairmanAug 4, 2026
William PeterffyDirectorJan 26, 2026
Richard H RepettoDirectorJan 26, 2026
Nicole YuenDirectorJan 26, 2026

Executive officers

NameTitleLatest filing
Paul Jonathan BrodyChief Financial OfficerMay 28, 2026
Thomas Aj FrankExecutive Vice PresidentMay 28, 2026
Milan GalikChief Executive OfficerMay 28, 2026
Denis MendoncaChief Accounting OfficerMay 28, 2026
Earl H NemserVice ChairmanAug 4, 2026

Recent insider buys & sales

DateInsiderTypeSharesPrice
Sep 1, 2026Lori A ConklingBuy25$94.53
Aug 3, 2026Lori A ConklingBuy25$87.03
Jul 1, 2026Lori A ConklingBuy25$88.03
Jun 1, 2026Lori A ConklingBuy25$86.10
May 1, 2026Lori A ConklingBuy25$79.64
Apr 28, 2026Lawrence E HarrisSale26,000$76.93
Apr 1, 2026Lori A ConklingBuy25$68.38
Mar 2, 2026Lori A ConklingBuy25$69.21
Feb 25, 2026Lori A ConklingBuy50$73.21
Jan 27, 2026Earl H NemserSale39,731$75.07
Jan 27, 2026Earl H NemserSale20,469$75.75
Jan 26, 2026Earl H NemserSale60,882$75.83
Jan 26, 2026Earl H NemserSale30,817$76.72
Jan 26, 2026Earl H NemserSale3,101$77.98
Jan 23, 2026Earl H NemserSale60,065$78.14

IBKR financials (annual, from XBRL filings)

Fiscal year endRevenueNet incomeDiluted EPSOperating cash flow
Dec 31, 2025$2.44B—2.22$15.81B
Dec 31, 2024$1.98B—1.73$8.72B
Dec 31, 2023$1.56B—1.42$4.54B
Dec 31, 2022$1.51B—3.75$3.97B
Dec 31, 2021$1.57B—3.24$5.90B

Latest balance sheet: total assets $247.31B, total liabilities $225.06B, cash $7.71B (as of Jun 30, 2026).

IBKR earnings / results-day log

DateFilingClose that day
Oct 15, 20268-K Item 2.02 (results)$86.03
Jul 21, 20268-K Item 2.02 (results)$94.42
Apr 21, 20268-K Item 2.02 (results)$79.62
Jan 20, 20268-K Item 2.02 (results)$71.51
Oct 16, 20258-K Item 2.02 (results)$68.52
Jul 17, 20258-K Item 2.02 (results)$59.43
Apr 15, 20258-K Item 2.02 (results)$43.36
Jan 21, 20258-K Item 2.02 (results)$48.21
Oct 15, 20248-K Item 2.02 (results)—
Jul 16, 20248-K Item 2.02 (results)—
Apr 16, 20248-K Item 2.02 (results)—
Jan 16, 20248-K Item 2.02 (results)—

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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.