When Investments Go South: A Letter from Leopold Aschenbrenner

Ah, the rollercoaster of investing! Just when you think you’ve got a handle on it, the market decides to throw a curveball that leaves you feeling like you just stepped off a tilt-a-whirl. This month, Leopold Aschenbrenner, a name that’s probably not at the top of your dinner party guest list, penned a letter to his investors that could be best described as a heartfelt apology mixed with a dash of reality check. Spoiler alert: it wasn’t a good month for his fund, which took a nosedive of 67%.

Leopold Aschenbrenner, a former OpenAI researcher, founded the AI-focused hedge fund Situational Awareness, which grew to $45 billion in assets under management by July 2026. The fund suffered a 67% monthly loss and was forced to sell its entire public stock portfolio to Ken Griffin’s Citadel after leveraging borrowed money to bet on AI infrastructure stocks like SK Hynix and CoreWeave collapsed. Aschenbrenner’s letter to investors acknowledges the failure to manage volatility, vowing to learn from the "expensive scars" while retaining the fund’s private stake in Anthropic.

Now, before you start picturing Aschenbrenner as the world’s worst investment manager, let’s take a moment to unpack what that 67% actually means. Losing that much in a single month is akin to losing your wallet at a theme park—it’s painful, embarrassing, and you have to question your life choices. But Aschenbrenner’s letter wasn’t just an expression of sorrow; it was also a candid acknowledgment of the challenges faced in today’s unpredictable market landscape.

In his letter, he didn’t shy away from the hard truths. He admitted that the fund had let investors down this month. That’s right, folks—67% down. It’s like saying you let your dog eat the homework you didn’t even do. But hey, at least he was honest, right? In a world where many would rather sugarcoat their failures with a sprinkle of corporate jargon, Aschenbrenner’s straightforwardness is refreshing, if not a little alarming.

He went on to explain the various factors that contributed to this unfortunate plunge. Economic instability, inflation, and perhaps a few bad decisions that might have seemed like a good idea at the time (we’ve all been there—remember that haircut you thought would look great?). Aschenbrenner’s transparency serves as a reminder that investing is not for the faint of heart. It’s a wild ride, and sometimes you end up with a face full of cotton candy when you were hoping for a gold medal.

As the letter circulated among investors, it sparked a variety of reactions. Some were understandably upset, while others appreciated the honesty. After all, nobody likes to be left in the dark when things go south. It’s like when your friend disappears at a party and you’re left wondering if they’ve gone to hide in the bathroom or if they’ve just decided to leave you hanging. Communication is key, folks.

So, what can we learn from Aschenbrenner’s letter? First, it’s crucial to have realistic expectations about investments. They can be as unpredictable as your uncle’s political rants during Thanksgiving dinner. Second, it’s a reminder that the market is a living, breathing entity, and sometimes it takes a nosedive that would make even the most seasoned investors clutch their pearls.

In conclusion, while a 67% loss in a month isn’t something to celebrate (unless you’re throwing a pity party), Aschenbrenner’s candid approach can serve as a lesson for all of us in the investment world. It’s not just about the numbers; it’s about the journey, the communication, and yes, sometimes the facepalms. So, let’s raise a glass (of whatever you have on hand) to honesty in the world of finance. Here’s hoping next month brings better news—because, really, we could all use a win.


Inspired by: “‘We let you down this month:’ Read Leopold Aschenbrenner’s letter to investors after his fund lost…” (r/technology)