Interactive Brokers Group (IBKR) — Q2 2026 Earnings Preview

Company

Interactive Brokers Group, Inc.

Ticker

IBKR

Reporting Period

Q2 2026 (quarter ended June 30, 2026)

Earnings Date

July 21, 2026 — 4:30 PM ET

Prepared

July 20, 2026

Sector ETF Benchmark

XLF (Financial Select Sector SPDR)

Earnings Preview

Key Takeaway: Setup leans toward a beat on the key operating metrics — DARTs and account growth — with the primary swing factor being whether NII can sustain its upward revision trajectory against a still-uncertain rate backdrop.

Heading into Q2 2026, the bar for IBKR looks achievable but not trivial: consensus EPS has been revised up ~5% since the Q1 print (from $0.599 to $0.628), and the stock has rallied ~15% since last earnings, pricing in continued execution.

Management’s tone on the Q1 call was constructive across every major driver — account growth, DARTs, NII, and margin — with no formal guidance cuts and a dividend raise signaling confidence in the capital position.

Estimate revisions have moved steadily higher since the Q1 print, with DARTs consensus jumping from ~4.32M to ~4.67M and NII estimates rising to $975M, suggesting the Street is already embedding a strong quarter.

The stock trades at ~32.6x NTM P/E, a premium that leaves little room for disappointment; the multiple has expanded ~8.7% over the past year, meaning the stock’s 54% 12-month gain has been driven by both earnings growth and re-rating.

The key wildcard is the Pattern Day Trader rule elimination on June 4 — if management quantifies any early lift to retail trading frequency or account engagement, it could be a meaningful positive surprise for both DARTs and the longer-term growth narrative.

KPIs & Consensus Expectations

Key Takeaway: Consensus reflects a strong quarter across all major KPIs, with DARTs and total accounts the biggest swing factors. NII is the metric most sensitive to any rate or balance-sheet surprise.

Table 1 — Q2 2026 Current Quarter Snapshot

KPI

Q1 2026 Actual

Q2 2025 Actual (Prior Year)

Q2 2026 Consensus Estimate

YoY Change

Guidance / Mgmt Commentary

Operating EPS (diluted)

$0.60

$0.51

$0.628

+23.1%

No formal guidance; NII sensitivity: −25bp Fed = −$80M annual NII

Total Net Revenue

$1,669M

$1,480M

$1,738M

+17.4%

No formal guidance; record commission revenue in Q1 a positive signal

Total Customer Accounts

4.754M

3.866M

5.126M

+32.6%

Mgmt: growth will “continue the way we have seen over the past several years”

Customer Equity

$789.4B

$664.6B

$887.5B

+33.5%

No formal guidance; continued account funding expected to offset market moves

Total Customer DARTs

4.368M

3.552M

4.666M

+31.4%

PDT rule elimination (June 4) expected to increase retail trading frequency

Net Interest Income

$904M

$860M

$975M

+13.4%

−25bp Fed = −$80M annual NII; balance sheet growth partially offsets rate cuts

Sources: Visible Alpha Consensus and Actuals Data (Operating EPS, Total Net Revenue, Net Interest Income); Visible Alpha Consensus and Actuals Data (Total Accounts, Customer Equity, Total Customer DARTs). Q1 2026 actuals from IBKR Q1 2026 Earnings Release.

Table 2 — Beat / Miss History (Last 8 Quarters)

Operating EPS (Top KPI #1)

Quarter

Reported

Consensus

Surprise %

Result

Q1 2026

$0.60

$0.602

−0.3%

In Line

Q4 2025

$0.65

$0.584

+11.3%

Beat

Q3 2025

$0.57

$0.538

+6.0%

Beat

Q2 2025

$0.51

$0.469

+8.7%

Beat

Q1 2025

$0.47

$0.478

−1.7%

Miss

Q4 2024

$0.51

$0.464

+9.9%

Beat

Q3 2024

$0.40

$0.451

−11.3%

Miss

Q2 2024

$0.51

$0.469

+8.7%

Beat

Total Customer DARTs (Top KPI #2)

Quarter

Reported (K)

Consensus (K)

Surprise %

Result

Q1 2026

4,368

4,317

+1.2%

Beat

Q4 2025

4,043

3,965

+2.0%

Beat

Q3 2025

3,616

3,572

+1.2%

Beat

Q2 2025

3,552

3,546

+0.2%

In Line

Q1 2025

3,519

3,447

+2.1%

Beat

Q4 2024

3,118

3,115

+0.1%

In Line

Q3 2024

2,703

2,692

+0.4%

Beat

Q2 2024

3,552

3,546

+0.2%

In Line

Pattern: IBKR has beaten or met Operating EPS consensus in 6 of the last 8 quarters, with the two misses concentrated in Q3 2024 and Q1 2025. DARTs have consistently met or beaten consensus, reflecting the company’s ability to benefit from elevated market volatility and growing account engagement.

Source: Visible Alpha Consensus and Actuals Data.

Guidance & Commentary Evolution

Key Takeaway: No formal numerical guidance was issued on the Q1 2026 call. Management tone was constructive across all key drivers, with the dividend raise and strong pipeline commentary signaling confidence. The only post-earnings guidance update is the SEC fee rate change effective April 4, which is a pass-through with no net income impact.

Metric

Initial Guidance / Commentary (Q1 2026 Earnings Call, Apr 21)

Revised Guidance

Current Consensus

Note

Operating EPS

No formal guidance; NII sensitivity: −25bp Fed = −$80M annual NII

$0.628

No post-earnings revision; consensus revised up ~5% since Q1 print

Total Net Revenue

No formal guidance; record commission revenue in Q1 cited as positive signal

$1,738M

No post-earnings revision; consensus revised up ~3% since Q1 print

Commission Revenue

SEC raised fee rate from $0 to $20.60/million effective April 4 — pass-through, no net income impact

N/A — not separately tracked in VA

Gross commission revenue will appear higher; net income unaffected

Net Interest Income

−25bp Fed = −$80M annual NII; balance sheet growth partially offsets; ~1/3 of balances non-USD

$975M

No post-earnings revision; consensus revised up ~2.7% since Q1 print

Account Growth

Mgmt: growth will “continue the way we have seen over the past several years”; PDT rule elimination is an “opportunity”

5.126M accounts

No post-earnings revision; consensus revised up ~2% since Q1 print

Dividend

Raised from $0.32 to $0.35/year ($0.0875/quarter); payable June 12, 2026

$0.0875/quarter

↑ Raised at Q1 2026 earnings; signals confidence in capital base and growth

Source: IBKR Q1 2026 Earnings Call Transcript (April 21, 2026); IBKR Q1 2026 Earnings Release.

Guidance vs. Estimate Revision Tracker

Key Takeaway: Estimates for Q2 2026 and FY 2026 have moved meaningfully higher since the Q1 print, with DARTs and NII leading the upward revision. The Street is tracking well above the post-Q1 baseline, suggesting the market has already embedded a strong quarter — leaving less room for upside surprise on the headline numbers.

KPI & Period

Estimate ~Apr 28, 2026 (Post-Q1 Baseline)

Current Consensus (Jul 20, 2026)

Estimate Δ (%)

Initial Guidance (Q1 Call)

Consensus vs. Guidance

Operating EPS — Q2 2026

$0.599

$0.628

+4.8%

No formal guidance

N/A

Operating EPS — FY 2026

$2.484

$2.573

+3.6%

No formal guidance

N/A

Total Net Revenue — Q2 2026

$1,687M

$1,738M

+3.0%

No formal guidance

N/A

Total Net Revenue — FY 2026

$6,936M

$7,101M

+2.4%

No formal guidance

N/A

Total Accounts — Q2 2026

5.027M

5.126M

+2.0%

Continued growth expected; PDT rule elimination an opportunity

N/A (qualitative only)

Customer Equity — Q2 2026

$828.1B

$887.5B

+7.2%

No formal guidance; account funding expected to offset market moves

N/A

Total Customer DARTs — Q2 2026

4,318K

4,666K

+8.1%

Volatility drives DARTs; PDT rule elimination positive for retail frequency

N/A (qualitative only)

Net Interest Income — Q2 2026

$947M

$975M

+3.0%

−25bp Fed = −$80M annual NII; balance sheet growth partially offsets

N/A (sensitivity only)

Estimates have moved consistently higher across all KPIs since the Q1 2026 print, with DARTs showing the largest upward revision (+8.1%) — likely reflecting the PDT rule elimination and strong peer commentary on retail trading volumes in April–June. The revision trajectory is constructive, but the magnitude of upward moves means the bar has risen materially since the last print.

Source: Visible Alpha Consensus and Actuals Data (revision history table, weekly frequency, May 1 – July 20, 2026).

Stock Performance

Key Takeaway: IBKR has significantly outperformed both XLF and the S&P 500 since the Q1 2026 earnings print, with the bulk of the gain driven by a combination of upward estimate revisions and multiple expansion. At ~32.6x NTM P/E, the stock is pricing in continued execution — leaving it vulnerable to any guidance disappointment.

IBKR vs. XLF vs. S&P 500 — Indexed to 100 at Q1 2026 Earnings (April 21, 2026). Source: Yahoo Finance / Stock Price Data.

Valuation Context

Metric

Current (NTM)

1 Month Ago

3 Months Ago

12 Months Ago

NTM P/E

32.6x

35.1x

30.9x

30.0x

NTM P/Book

5.49x

5.70x

5.28x

4.54x

NTM P/Sales

5.38x

5.78x

5.11x

4.62x

Stock Price (IBKR)

$91.68

~$95.00

~$81.72

~$59.40

Performance Summary: Since the Q1 2026 earnings date (April 21, 2026), IBKR is up approximately +15.1% (from $79.62 to $91.68), versus XLF +7.1% and S&P 500 +5.4% over the same period. The 12-month gain of +54.3% has been driven by both earnings growth and multiple expansion (+8.7% on NTM P/E). The stock pulled back ~6% from its recent high of ~$97 in mid-July, providing a slightly less stretched entry into the print.

Source: Yahoo Finance / Stock Price Data; Visible Alpha Consensus and Actuals Data (NTM multiples).

Material News & Developments

Key Takeaway: The most important development since Q1 earnings is the SEC’s elimination of the Pattern Day Trader rule on June 4, which directly expands IBKR’s addressable retail trading opportunity and could drive incremental DARTs and account engagement in Q2 and beyond.

Peer Commentary: Current-Quarter Read-Throughs (Q2 2026)

Key Takeaway: Peer commentary from Robinhood (June 4 and May 27) and Raymond James (May 27) provides strong positive read-throughs for IBKR’s Q2 2026 — retail trading volumes were record or near-record in April–June, margin balances are at all-time highs, and the PDT rule elimination is expected to be broadly industry-positive. The primary competitive watch item is Robinhood’s stated intention to move prediction market flow away from partners including ForecastEx.

Robinhood (HOOD) — Piper Sandler Global Exchange & Fintech Conference, June 4, 2026

Robinhood (HOOD) — Bernstein Strategic Decisions Conference, May 27, 2026

Raymond James Financial (RJF) — 2026 Analyst & Investor Day, May 27, 2026

Sources: Robinhood (HOOD) Piper Sandler Global Exchange & Fintech Conference transcript, June 4, 2026; Robinhood (HOOD) Bernstein Strategic Decisions Conference transcript, May 27, 2026; Raymond James Financial (RJF) 2026 Analyst & Investor Day transcript, May 27, 2026.

Insider Transaction Activity

Key Takeaway: Insider activity since the Q1 2026 print is benign — the only open-market sale was a discretionary sale by Director Lawrence Harris in late April (not under a 10b5-1 plan), while Director Lori Conkling has been making small, consistent 10b5-1 planned purchases monthly. No clustered selling or unusual activity stands out.

Name

Title

Transaction Type

Shares

Approx. Value

Transaction Date

Note

Conkling, Lori A.

Director

10b5-1 Planned Buy

25

~$2,300

July 1, 2026

Pre-planned; third consecutive monthly purchase; total holdings 2,509 shares

Conkling, Lori A.

Director

10b5-1 Planned Buy

25

~$2,200

June 1, 2026

Pre-planned; consistent monthly purchase pattern

Conkling, Lori A.

Director

10b5-1 Planned Buy

25

~$2,100

May 1, 2026

Pre-planned; consistent monthly purchase pattern

Harris, Lawrence E.

Director

Open Market Sale

26,000

~$2.0M

April 28, 2026

Discretionary sale (NOT under 10b5-1 plan); sold 7 days after Q1 earnings; remaining holdings 173,482 shares

The Harris sale (26,000 shares, ~$2.0M) is the only notable open-market transaction. It occurred 7 days after the Q1 2026 earnings print and was not under a 10b5-1 plan, which warrants monitoring. However, Harris retained 173,482 shares (~87% of pre-sale holdings), and the sale size is not unusual relative to his total position. Director Conkling’s consistent 10b5-1 monthly purchases are routine and signal no concern.

Source: SEC Form 4 Filings Database (Insider Transaction Data). Form 4 filings: Conkling (July 1, 2026); Conkling (June 1, 2026); Conkling (May 1, 2026); Harris (April 28, 2026).