NEXA Plunges 9% Amid Intraday Turbulence — What's Behind the Selloff?

Summary
• NEXA slumps to 10.135, down -9.18% from previous close of 11.16
• Price swings from 10.9 (high) to 10.01 (low), signaling heightened volatility
• Implied volatility surges on key options, with leveraged puts seeing sharp volume spikes

With the stock breaking through key support levels and the options market flashing early signs of bearish positioning, traders are scrambling to decipher the cause behind NEXA’s dramatic move. The price action is unfolding against a backdrop of mixed fundamentals and technical breakdowns, as short-term indicators turn decisively bearish while long-term trends remain bullish. The immediate challenge for investors is to assess whether this selloff is an overreaction or a new trendline forming.

Short-Term Technical Deterioration Accelerates Sell-Off
The sharp 9.18% drop in NEXA today is primarily driven by deteriorating short-term technicals. The stock has fallen below critical support levels, including the 200-day moving average at 7.20 and the lower Bollinger Band at 9.98. With RSI at 44.06 and MACD turning negative (MACD -0.192, Signal -0.036), the bearish momentum is intensifying. The absence of meaningful company or sector news suggests this is a technical-driven selloff, where traders are reacting to deteriorating chart structure and fear of further downward momentum.

Copper Sector Weakness Lingers as Freeport-McMoRan Slides 5%
The broader copper sector is under pressure today, with Freeport-McMoRan (FCX) declining by 5.06%. While there is no direct news linking FCX's move to NEXA, the broader industry's weakness is amplifying the selloff in smaller copper-focused names. As NEXA struggles to find a floor, the sector’s mixed signals suggest lingering macroeconomic fears about demand and commodity prices, which could further weigh on smaller players like NEXA.

Bear-Neutral Options & ETF Strategy for NEXA’s Immediate Move
• 200-day MA: 7.20 (far below) | 30D MA: 11.96 (broken) | RSI: 44.06 (oversold?)
• MACD: -0.192 (bearish) | Histogram: -0.156 (negative divergence) | Bollinger Band: 10.01 at lower band
• Turnover Rate: 0.99% (light volume selloff)
• Implied Volatility on P10s at 67.33% (moderate)

With technical indicators pointing to bearish momentum and a breakdown below key moving averages, a bearish to neutral strategy is warranted for NEXA. The 200-day MA at 7.20 could act as a critical support-turned-resistance, with RSI hovering near oversold territory but not yet signaling a reversal. Given the high volatility and active options market, leveraged puts present a compelling short-term opportunity.

• NEXA20260417P10 (Put) – 10 Strike, Expiry 2026-04-17
- Delta: -0.425 (moderate bearish exposure)
- IV: 67.33% (mid-range, attractive)
- Gamma: 0.1966 (high sensitivity to price moves)
- Turnover: 3068 (high liquidity)
- Theta: -0.0070 (slow decay, good for short-term holding)
- Leverage: 14.50% (moderate)
- Payoff at 5% downside (9.628): max(0, 10 - 9.628) = $0.372
- This put contract offers a high gamma and liquidity, with a reasonable leverage and IV ratio. It is well-suited for a near-term bearish bias as the stock trades in a volatile range.

• NEXA20260618C12.5 (Call) – 12.5 Strike, Expiry 2026-06-18
- Delta: 0.385 (moderate bullish exposure)
- IV: 80.42% (high, but not extreme)
- Gamma: 0.0926 (moderate sensitivity)
- Turnover: 38559 (very high)
- Theta: -0.0094 (moderate decay)
- Leverage: 11.28% (reasonable)
- Payoff at 5% downside: 0 (bearish scenario makes call worthless)
- This call is a high-volume contract with strong IV and liquidity. While it benefits from a rebound, it is vulnerable to further downside. Use only in a neutral or bullish breakout scenario.

If 10.01 breaks with conviction, NEXA20260417P10 offers short-side potential.

Backtest Nexa Resources Stock Performance
The backtest of NEXA's performance after a -9% intraday plunge from 2022 to the present reveals positive short-to-medium-term gains. The 3-Day win rate is 55.85%, the 10-Day win rate is 55.44%, and the 30-Day win rate is 57.26%, indicating a higher probability of positive returns in the immediate aftermath of the plunge. The maximum return during the backtest period was 5.64%, which occurred on day 57, suggesting that while there is some volatility, NEXA can exhibit strong recovery and growth in the following weeks.

Watch for 9.98 Breakdown and Freeport-McMoRan’s Lead
The selloff in NEXA has been fueled by a breakdown in key support levels and deteriorating technicals. With Freeport-McMoRan declining 5.06% as well, the broader copper sector remains in a state of flux. Investors should closely monitor whether NEXA can stabilize above the lower Bollinger Band at 9.98 or if a test of the 200-day MA at 7.20 becomes inevitable. The options market suggests that bearish sentiment is still dominant, and leveraged puts like the P10 strike could serve as a hedge or speculative play in the near term. Given the current dynamics, traders are advised to remain bear-agnostic and consider short-term volatility plays as the stock enters a key decision point.