Thermo Fisher Scientific Sees Unusual Put Activity and a $3.5M Call Bet as Shares Slide 2.38%

By TrendSpider Editor

Unusual options activity is surging around Thermo Fisher Scientific (TMO) today, with six contracts flagging across a mix of near-term puts and one massive long-dated call, generating a combined $3,867,210 in total premium. Shares are down 2.38% to $482.28 on the session, putting the stock closer to

Thermo Fisher Scientific Sees Unusual Put Activity and a $3.5M Call Bet as Shares Slide 2.38%

Unusual options activity is surging around Thermo Fisher Scientific (TMO) today, with six contracts flagging across a mix of near-term puts and one massive long-dated call, generating a combined $3,867,210 in total premium. Shares are down 2.38% to $482.28 on the session, putting the stock closer to the lower end of its 52-week range of $385.46 to $643.99. The combination of in-the-money put accumulation and a standout long-dated call suggests the market is split on where TMO heads from here.

Key Drivers of the TMO Stock Move

The forward setup for TMO is technically challenging. The stock is trading well below the midpoint of its 52-week range, with the high of $643.99 now a distant reference point and the low of $385.46 representing meaningful downside if selling pressure accelerates. The cluster of near-term in-the-money puts expiring this week and later in June suggests some traders are not waiting for a recovery. The large long-dated call, however, implies at least one participant sees the current price level as an opportunity over a longer time horizon. Investors will want to watch whether the put activity resolves as short-term hedges or reflects a more directional bearish thesis heading into the second half of 2026.

TMO Unusual Options Activity

Six unusual contracts were flagged on TMO today, spanning both puts and calls across multiple expirations:

Four of the six flagged contracts expire within the next two days, on June 12, 2026, underscoring the urgency embedded in the near-term put positioning. Total premium across all six contracts reaches $3,867,210, with the single long-dated call accounting for the vast majority of that figure at $3,520,000.

TMO Seasonality

Mid-June has historically been a transitional period for large-cap life science and instruments stocks, as investors begin repositioning ahead of mid-year portfolio reviews and any pre-announcement activity ahead of summer earnings cycles. Near-term options expirations this week add additional pin risk around key strike levels for TMO.

TMO Relative Performance

TMO's 2.38% decline today places it under pressure relative to the broader healthcare and life sciences sector. Trading at $482.28, the stock sits significantly below its 52-week high of $643.99, representing a drawdown of roughly 25% from peak levels, while remaining above its 52-week low of $385.46. The concentration of in-the-money put activity today suggests TMO may be underperforming peers in the near-term tape, though the long-dated call at $550 implies at least some market participants expect a recovery relative to current sector conditions over the next 19 months.