Today’s piece is a practical options case study.
$iRobot (IRBT.US)$ plunged 72% in a single session after the company filed for bankruptcy protection—a textbook example of short-put tail risk. Before that, the stock had briefly rebounded from around $1.4 to $5.6, a roughly 4x move.
1. If you sold IRBT puts, how much could you lose?
Assume an investor sold a put before yesterday’s collapse, when IRBT was $4.32, with a...

In 2025, countless mooers have lit up our community with their expertise. Some enlightened investors with accessible insights, some became steadfast beacons by consistently sharing market updates, while others warmed the community through companionship and lively discussions.
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The US stock market continued its strong performance in 2025, creating numerous investment opportunities! Are you satisfied with your investment results in 2025? How did you seize opportunities in the volatile market?
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What does investing look like when you’re 16 years old?
For students in New York, it now looks a lot more real than you might expect.
Recently, PIX11 News featured the Student Stock Showdown — a financial literacy challenge jointly launched by Moomoo × W!se, bringing high school students into a real-time, simulated investing environment using Moomoo’s Paper Trading tools.
@Moomoo US CEO Neil recen...

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Mooers Picks Vol.5 continues to explore user-recommended features. Let's check out the popular features on moomoo ——Insights/Insider Activity/Institutional Tracker
@742736659《Become a Trading Genius Like Nancy Pelosi!》
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Attention mooers,
2025 is coming to a close – and what a rollercoaster year it’s been for the markets. $S&P 500 Index (.SPX.US)$ briefly plunged in April on tariff news before rebounding to a possible double-digit gains by year-end. Meanwhile, tech stocks soared nearly 60% from the spring lows to record highs in October, fueled by AI optimism. Late in the year, a hiccup hit Big Tech – Wall Street fretted about an “AI bubble,” leading to the...

Database giant and the world's fifth-largest cloud provider, $Oracle (ORCL.US)$ is slated to report its FY26 Q2 results after the closing bell on Wednesday, December 10.
Investor focus will be squarely on the progress of the OpenAI Stargate project and its contribution to Oracle Cloud Infrastructure (OCI) growth. The Street will also be closely watching the impact on Remaining Performance Obligations (RPO) and any potential upward revision to the ful...