CommSec vs Interactive Brokers:Which is more popular?
In September 2026, CommSec had more branded searches than Interactive Brokers among share trading platforms in Australia. CommSec had about 165,000 branded searches, while Interactive Brokers had 12,100. CommSec made up 56% of all share trading platform searches we track, and Interactive Brokers accounted for 4.1%. When we asked ChatGPT and Google AI Overviews about share trading platforms, CommSec and Interactive Brokers each appeared in four of the five answers. Interactive Brokers was mentioned before CommSec in three out of five answers.
Who do people search for more?
CommSec, about 14 searches for every 1 for Interactive Brokers
Who does AI mention more?
Both were mentioned in 4 of 5 answers.
Who does AI recommend more?
Interactive Brokers, named ahead of CommSec in 3 of 5 answers
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Top share trading platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, CommSec and Interactive Brokers were each mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Interactive Brokers was listed before CommSec in three out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
CMC Invest1st
moomoo2nd- Interactive Brokers3rd
- CommSec4th
Stake5th
Pearler6th
Webull7th
nabtrade–
Selfwealth–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- CMC Invest5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- CommSec4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- moomoo4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Interactive Brokers4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Stake4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Pearler2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Webull1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- nabtrade0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Selfwealth0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about share trading platforms
5 answers
Asked ChatGPT
“Which share trading platform should I use in Australia?”
Asked ChatGPT
“What are the best share trading platforms in Australia?”
Asked ChatGPT
“What's the best share trading platform in Australia for beginners?”
Searched Google, AI Overview
“best share trading platform australia”
Searched Google, AI Overview
“share trading platform”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in Australia on October 22, 2026.
Is CommSec or Interactive Brokers more popular in search?
This chart shows how often people search Google for CommSec and Interactive Brokers by name. Each line represents a brand's share of searches for all nine share trading platforms we track, month by month, from searches in Australia.
Share of searches by month for CommSec, Interactive Brokers. The figures are in the table below the chart.
View monthly share of searches table
| Month | CommSec | nabtrade | CMC Invest | moomoo | Selfwealth | Interactive Brokers | Pearler | Webull | Stake |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 54.4% | 16.4% | 4.9% | 6% | 6% | 4% | 4% | 2.2% | 2.1% |
| Nov 2025 | 50.6% | 18.6% | 4.5% | 6.8% | 6.8% | 4.5% | 3.7% | 2.5% | 1.9% |
| Dec 2025 | 50.5% | 18.5% | 4.5% | 6.8% | 6.8% | 4.5% | 4.5% | 2% | 1.9% |
| Jan 2026 | 50.8% | 15.3% | 5.6% | 6.8% | 6.8% | 4.6% | 5.6% | 2.5% | 1.9% |
| Feb 2026 | 50.3% | 18.5% | 5.5% | 6.8% | 6.8% | 4.5% | 3.7% | 2% | 1.9% |
| Mar 2026 | 54.2% | 16.3% | 6% | 6% | 6% | 4% | 4% | 1.8% | 1.7% |
| Apr 2026 | 53% | 15.9% | 7.1% | 5.8% | 5.8% | 4.8% | 3.9% | 2.1% | 1.6% |
| May 2026 | 51% | 15.3% | 6.9% | 6.9% | 5.6% | 5.6% | 4.6% | 2.5% | 1.6% |
| Jun 2026 | 56.6% | 13.9% | 6.3% | 6.3% | 5.1% | 5.1% | 3.4% | 1.9% | 1.5% |
| Jul 2026 | 57.5% | 14.2% | 6.4% | 5.2% | 5.2% | 4.2% | 4.2% | 1.9% | 1.2% |
| Aug 2026 | 55.1% | 16.6% | 6.1% | 6.1% | 5% | 4.1% | 4.1% | 1.8% | 1.2% |
| Sep 2026 | 56% | 13.7% | 7.5% | 6.1% | 5% | 4.1% | 4.1% | 1.8% | 1.5% |
How has the CommSec and Interactive Brokers comparison changed over the last 12 months?
3 findings
- CommSec was ahead of Interactive Brokers in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, CommSec’s share of searches among share trading platforms in Australia moved from 54.4% to 56%, and its estimated monthly branded searches moved from 246K to 165K.
- Across the 12 months ending September 2026, Interactive Brokers’ share of searches among share trading platforms in Australia moved from 4% to 4.1%, and its estimated monthly branded searches moved from 18.1K to 12.1K.
How did search popularity change for Australia share trading platforms in September 2026?
2 changes
In September 2026, CommSec gained share of searches among share trading platforms in Australia, from 55.1% to 56%.
Estimated monthly branded searches for Interactive Brokers in Australia fell 33.1% over 12 measured months, from 18.1K to 12.1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using CommSec’s and Interactive Brokers’ names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
CommSec
1 branded search term
- commsec
Interactive Brokers
1 branded search term
- interactive brokers
Other head-to-heads among share trading platforms
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