Notable Thursday Option Activity: LMND, OSCR, ZS

Oscar Health (OSCR) and Zscaler (ZS) are experiencing unusually high options trading volume today, with OSCR's options representing 43.8% of its average daily share volume and ZS's options representing 43.5%. Notably, the $20 call option for OSCR expiring October 31, 2025, and the $380 call option for ZS expiring February 20, 2026, saw significant activity, suggesting increased speculative interest or potential bullish sentiment for these specific strikes and expirations.

Analysis

Oscar Health (OSCR) and Zscaler (ZS) are exhibiting unusually high options trading volumes today, significantly exceeding their average daily share turnover. OSCR's options volume represents 43.8% of its average daily trading volume over the past month, while ZS's options volume accounts for 43.5% of its respective average daily share volume. This elevated activity suggests heightened investor interest in these specific names within the options market.

Particularly notable is the concentrated activity in long-dated call options for both companies. The $20 strike call option for OSCR, expiring October 31, 2025, saw 4,606 contracts trade, indicating a significant bullish bet or speculative positioning for a substantial price appreciation over a longer horizon. Similarly, the $380 strike call option for ZS, expiring February 20, 2026, recorded 408 contracts, pointing to similar long-term directional conviction.

While the overall sentiment for both tickers remains neutral according to the provided signals, the concentrated call option activity implies a segment of the market is positioning for upside. This options flow could be a leading indicator of future price movements or simply reflect speculative interest, warranting closer observation of the underlying equities and broader market technicals. The market impact score remains low, suggesting this options activity has not yet translated into significant immediate market-wide effects.

Key Decisions for Investors

• Investors should monitor OSCR and ZS for potential stock price movements that align with the implied bullish sentiment from the options market, particularly around the highlighted strike prices.
• Evaluate the open interest and implied volatility of the specific long-dated call options for OSCR ($20 strike, Oct 2025) and ZS ($380 strike, Feb 2026) to gauge conviction and potential hedging opportunities.