Aug 16, 2026 · 33 min
Australian housing cools as investors rethink risk
Banks flag a housing slowdown, AI won’t pick your stocks & Ren’s portfolio reviewed
The episode separates softer housing demand from bank distress while testing whether AI can improve stock research without replacing judgment.
- 1Falling loan applications and weaker investor demand point to a cooling housing market, not necessarily an imminent crash.
- 2Major-bank profits remain resilient despite softer housing activity, showing why property weakness does not automatically threaten lenders.
- 3AI can research and stress-test investment theses, but independent analysis remains essential when judging businesses and future change.
Don't miss
The hosts test Claude’s assessment of Ren’s holdings, revealing how AI can expose questions around Hims & Hers Health and other investment theses without settling them.
The brief
Bryce Leske and Ren examine falling home-loan applications and weaker investor demand, asking whether Australia’s housing market is cooling or heading toward a crash.
The major banks remain profitable despite softer housing activity, while the hosts use their results to explain why weaker lending demand does not automatically mean banking stress.
A sharp fall in natural and lab-grown diamond prices broadens the discussion to changing consumer behavior and the risks facing established industries.
Bryce uses AI to research industries, develop theses and stress-test ideas; Ren is more cautious about its reliance on past information and inability to foresee change.
The standout is the portfolio review, where Claude’s judgments on Hims & Hers Health, Pro Medicus and other holdings expose both AI’s usefulness and its limits.
The conclusion is practical: AI works as a research aid and sense check, but successful stock-picking still requires independent work, judgment and acceptance that indexing remains a strong default.
What was said on this episode
15 statements · 6 positive · 6 negative · 2 mixed · 1 neutral
The housing policy is intended to lower prices gradually and remove investors.
“you would say, I want to see a gradual decline in house prices to improve affordability and I want to see investors leave the market.”
Listen at 4:52
Australia’s median house price exceeds one million dollars.
“The median house price across Australia is just over a million dollars at the moment.”
Listen at 5:16
Natural diamond prices have fallen 70% since 2011.
“the price of diamonds of real natural diamonds down 70 since 2011”
Listen at 8:15
Lab-grown diamonds are chemically identical and indistinguishable to graders.
“these are chemically identical diamonds. No diamond grader can actually tell them apart from a real diamond.”
Listen at 8:28
Lab-grown diamond prices have fallen 83% since 2020.
“lab-grown diamonds keep getting cheaper. They're down 83% since 2020.”
Listen at 8:56
Well-known companies can be among the best investments.
“some of the best investments are actually right in front of you, very well known, spoken about a lot.”
Listen at 13:58
Retail investors can use media research if they independently decide portfolio holdings.
“that as a research process is absolutely fine. As long as you then do have your own process to make up your mind on what should be in the portfolio and what shouldn't.”
Listen at 15:43
AI can review portfolios for concentration, overlap, and position sizing.
“I've set up a project so that every month it will review all my... positions and then give me commentary around concentration risk uh sort of positions overlapping each other and making them redundant position sizing”
Listen at 18:58
AI’s historical training limits its ability to anticipate investment-relevant change.
“AI is trained on everything that has happened. And like building an investment thesis and investing generally is thinking about what is to come.”
Listen at 19:23
Investors should not let AI make their stock-buying decisions.
“don't let ai tell you why you should buy it but you need to make up that decision yourself”
Listen at 22:14
Investors should not rely heavily on AI because it summarizes current conditions rather than future prospects.
“I would caution investors against relying too much on AI because it'll give you a really good summary of the company as it is now, but we invest. For the future.”
Listen at 26:24
Hims & Hers nearly increased revenue tenfold over five years.
“Revenue growth over the past five years. 83%, 94%, 66%, 69%, 59%. It's nearly 10x its revenue in that time from $270 million to $2.3 billion.”
Listen at 27:22
Pro Medicus’s investment thesis depends on continued operating leverage alongside 30% revenue growth.
“revenue is growing at 30 year on year but the thesis is driven by operating leverage”
Listen at 29:53
If AI could pick stocks effectively, investment opportunities would be arbitraged away.
“if AI was good enough to pick your stocks and do your research for you, then any opportunity would be arbitraged away.”
Listen at 31:06
Individual-stock rewards require work, while index investing is sufficient for many investors.
“the opportunity in investing in individual stocks is like reward is there for those who do the work knowing that it's incredibly hard to beat the index and the index is enough.”
Listen at 31:14
Statements are attributed to the speaker as said on the episode and reflect their view at the time, not PodLume's. They are not advice.
Featuring
ComBank
Westpac
Hims & Hers HealthListen to the full episode and explore every guest, topic, and moment on PodLume.