Options Market Statistics: Tech Stocks in Focus as Unusual Options Activity Signals Major Market Moves

News Highlights
On April 21, 2025, the daily active stock options market was notably led by $NVIDIA (NVDA.US)$, demonstrating the highest activity with 3.13 million contracts traded and substantial open interest at 20.90 million contracts, reflecting strong ongoing investor attention.

$Tesla (TSLA.US)$ followed with significant options interest, recording a put-call ratio of 1.21, the highest among listed stocks, indicating a cautious sentiment with more puts traded compared to calls.

$Palantir (PLTR.US)$ and $Meta Platforms (META.US)$ had notably high implied volatility ranks at 79.42% and 73.85% respectively, suggesting heightened market uncertainty around these stocks.

Conversely, $Strategy (MSTR.US)$ showed the lowest IV rank at just 6.86%, implying relatively stable investor sentiment and expectations. Overall, the data reveals investor focus and varying degrees of bullishness or bearishness, particularly centered around large-cap tech and growth-oriented stocks.

Significant unusual options activities signaled noteworthy investor moves in several stocks. $The Carlyle Group (CG.US)$ stood out dramatically with a put option strike at $32.50, expiring June 20, 2025, showcasing an exceptional volume-to-open interest ratio of 326.7x, indicating a substantial bearish bet far exceeding existing positions. $Magna International (MGA.US)$ also showed heavy bearish sentiment with its put contracts at $30.00, reflecting a 164.32x volume/open interest ratio.

BloombergOption Volume:[Options Notes]Measuring liquidity: two key indicators to check

Open Interest:Open Interest Analysis: How to potentially grasp the market's capital flow?

Call/Put Option:Trade Options: Quickstart Guide

Option Expiration:Trade Options: Quickstart Guide

Implied Volatility Rank:Volatility Analysis: IV, HV, IV Rank, IV Percentile

Disclaimer: Options trading entails significant risk and is not appropriate for all customers. It is important that investors readCharacteristics and Risks of Standardized Optionsbefore engaging in any options trading strategies. Opening new options positions close to or on their expiration date comes with substantial risk of losses for reasons that include potential volatility of the underlying security and limited time to expiration. Options transactions are often complex and may involve the potential of losing the entire investment in a relatively short period of time. Certain complex options strategies carry additional risk, including i potential for losses that may exceed the original investment amount. Supporting documentation for any claims, if applicable, will be furnished upon request.