TMO.NYSEThermo Fisher Scientific INC
Form 4: Thermo Fisher Scientific CEO Sells Shares
Sentiment:
Insider Transaction (Form 4)
Marc N Casper, Chairman & CEO and a Director of Thermo Fisher Scientific Inc., sold 15,000 shares of common stock on August 6, 2026.
Summary
- Option exercise/conversion: acquired 10,000 Common Stock at $309.63 ($3,096,300) on August 6, 2026; holds 133,925 after (Direct).
- Open-market sale: disposed of 480 Common Stock at $571.05 ($274,104) on August 6, 2026; holds 133,445 after (Direct).
- Open-market sale: disposed of 1,631 Common Stock at $572.43 ($933,633) on August 6, 2026; holds 131,814 after (Direct).
- Open-market sale: disposed of 2,545 Common Stock at $573.53 ($1,459,634) on August 6, 2026; holds 129,269 after (Direct).
- Open-market sale: disposed of 1,617 Common Stock at $574.40 ($928,805) on August 6, 2026; holds 127,652 after (Direct).
- Open-market sale: disposed of 2,164 Common Stock at $575.46 ($1,245,295) on August 6, 2026; holds 125,488 after (Direct).
- Open-market sale: disposed of 480 Common Stock at $576.46 ($276,701) on August 6, 2026; holds 125,008 after (Direct).
- Open-market sale: disposed of 451 Common Stock at $577.43 ($260,421) on August 6, 2026; holds 124,557 after (Direct).
- Open-market sale: disposed of 321 Common Stock at $578.67 ($185,753) on August 6, 2026; holds 124,236 after (Direct).
- Open-market sale: disposed of 311 Common Stock at $579.90 ($180,349) on August 6, 2026; holds 123,925 after (Direct).
- Open-market sale: disposed of 240 Common Stock at $571.00 ($137,040) on August 6, 2026; holds 9,368 after (Indirect).
- Open-market sale: disposed of 660 Common Stock at $572.33 ($377,738) on August 6, 2026; holds 8,708 after (Indirect).
- Open-market sale: disposed of 1,200 Common Stock at $573.34 ($688,008) on August 6, 2026; holds 7,508 after (Indirect).
- Open-market sale: disposed of 1,008 Common Stock at $574.28 ($578,874) on August 6, 2026; holds 6,500 after (Indirect).
- Open-market sale: disposed of 1,060 Common Stock at $575.41 ($609,935) on August 6, 2026; holds 5,440 after (Indirect).
- Open-market sale: disposed of 225 Common Stock at $576.09 ($129,620) on August 6, 2026; holds 5,215 after (Indirect).
- Open-market sale: disposed of 361 Common Stock at $577.57 ($208,503) on August 6, 2026; holds 4,854 after (Indirect).
- Open-market sale: disposed of 119 Common Stock at $578.93 ($68,893) on August 6, 2026; holds 4,735 after (Indirect).
- Open-market sale: disposed of 127 Common Stock at $580.01 ($73,661) on August 6, 2026; holds 4,608 after (Indirect).
- Option exercise/conversion: disposed of 10,000 Stock Option (Right to Buy) on August 6, 2026; holds 20,550 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $8,616,967 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Marc N Casper — Director, Officer (Chairman & CEO)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-06 | Option exercise/conversion | Common Stock | 10,000 | $310 | $3.1M | 133,925.358 |
| 2026-08-06 | Open-market sale | Common Stock | 480 | $571 | $274.1K | 133,445.358 |
| 2026-08-06 | Open-market sale | Common Stock | 1,631 | $572 | $933.6K | 131,814.358 |
| 2026-08-06 | Open-market sale | Common Stock | 2,545 | $574 | $1.5M | 129,269.358 |
| 2026-08-06 | Open-market sale | Common Stock | 1,617 | $574 | $928.8K | 127,652.358 |
| 2026-08-06 | Open-market sale | Common Stock | 2,164 | $575 | $1.2M | 125,488.358 |
| 2026-08-06 | Open-market sale | Common Stock | 480 | $576 | $276.7K | 125,008.358 |
| 2026-08-06 | Open-market sale | Common Stock | 451 | $577 | $260.4K | 124,557.358 |
| 2026-08-06 | Open-market sale | Common Stock | 321 | $579 | $185.8K | 124,236.358 |
| 2026-08-06 | Open-market sale | Common Stock | 311 | $580 | $180.3K | 123,925.358 |
| 2026-08-06 | Open-market sale | Common Stock | 240 | $571 | $137.0K | 9,368 |
| 2026-08-06 | Open-market sale | Common Stock | 660 | $572 | $377.7K | 8,708 |
| 2026-08-06 | Open-market sale | Common Stock | 1,200 | $573 | $688.0K | 7,508 |
| 2026-08-06 | Open-market sale | Common Stock | 1,008 | $574 | $578.9K | 6,500 |
| 2026-08-06 | Open-market sale | Common Stock | 1,060 | $575 | $609.9K | 5,440 |
| 2026-08-06 | Open-market sale | Common Stock | 225 | $576 | $129.6K | 5,215 |
| 2026-08-06 | Open-market sale | Common Stock | 361 | $578 | $208.5K | 4,854 |
| 2026-08-06 | Open-market sale | Common Stock | 119 | $579 | $68.9K | 4,735 |
| 2026-08-06 | Open-market sale | Common Stock | 127 | $580 | $73.7K | 4,608 |
| 2026-08-06 | Option exercise/conversion | Stock Option (Right to Buy) | 10,000 | — | — | 20,550 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-06 | Option exercise/conversion (10,000 shares) |
| 2026-08-06 | Open-market sale (480 shares) |
| 2026-08-06 | Open-market sale (1,631 shares) |
| 2026-08-06 | Open-market sale (2,545 shares) |
| 2026-08-06 | Open-market sale (1,617 shares) |
| 2026-08-06 | Open-market sale (2,164 shares) |
| 2026-08-06 | Open-market sale (480 shares) |
| 2026-08-06 | Open-market sale (451 shares) |
| 2026-08-06 | Open-market sale (321 shares) |
| 2026-08-06 | Open-market sale (311 shares) |
| 2026-08-06 | Open-market sale (240 shares) |
| 2026-08-06 | Open-market sale (660 shares) |
| 2026-08-06 | Open-market sale (1,200 shares) |
| 2026-08-06 | Open-market sale (1,008 shares) |
| 2026-08-06 | Open-market sale (1,060 shares) |
| 2026-08-06 | Open-market sale (225 shares) |
| 2026-08-06 | Open-market sale (361 shares) |
| 2026-08-06 | Open-market sale (119 shares) |
| 2026-08-06 | Open-market sale (127 shares) |
| 2026-08-06 | Option exercise/conversion (10,000 shares) |
Keywords
insider transaction, Form 4, TMO, THERMO FISHER SCIENTIFIC INC., bearish, Marc N Casper
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