April 23, 2025

Ron Finklestien

Significant Midweek Options Activity: RBLX, NVAX, CFLT

Roblox, Novavax, and Confluent Exhibit High Options Trading Activity

Today, notable options trading activity has emerged among several components of the Russell 3000 index. Roblox Corp (Symbol: RBLX) recorded a substantial trading volume with 44,620 contracts, translating to around 4.5 million underlying shares. This figure constitutes approximately 66.2% of RBLX’s average daily trading volume of 6.7 million shares over the past month. Most significantly, the $67 strike call option expiring on April 25, 2025, attracted attention with 23,368 contracts traded, which corresponds to about 2.3 million underlying shares of RBLX.

Below is a chart illustrating RBLX’s trading history over the trailing twelve months, highlighting the $67 strike option in orange:

RBLX Trading Chart

Novavax Exhibits Strong Options Volume

Novavax, Inc. (Symbol: NVAX) also showed robust trading activity, with a total of 39,151 contracts traded today, which reflects about 3.9 million underlying shares. This volume represents approximately 63.8% of NVAX’s average daily trading volume of 6.1 million shares for the past month. The $20 strike call option expiring on July 18, 2025, stood out, with 11,269 contracts traded today, translating to roughly 1.1 million underlying shares of NVAX.

A chart depicting NVAX’s twelve-month trading history, with the $20 strike highlighted in orange, is presented below:

NVAX Trading Chart

Confluent’s Options Trading Activity

Confluent Inc. (Symbol: CFLT) recorded 30,834 contracts traded today, which represents approximately 3.1 million underlying shares. This trading volume accounts for about 61.9% of CFLT’s average daily trading volume of 5.0 million shares over the last month. A notable highlight was the $28 strike call option expiring on May 16, 2025, with 14,119 contracts traded, equating to around 1.4 million underlying shares of CFLT.

Below is a chart showing CFLT’s trading activity over the trailing twelve months, with the $28 strike option highlighted in orange:

CFLT Trading Chart

Further Exploration of Options

For additional information regarding available expirations for RBLX, NVAX, or CFLT options, please refer to Stock Options Channel.

The views and opinions expressed herein are those of the author and do not necessarily reflect those of Nasdaq, Inc.


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