Thermo Fisher Scientific filings document operating results, material agreements, governance matters and capital-structure disclosures for a global supplier of scientific instruments, laboratory products, diagnostics, life science tools and pharmaceutical services. Recent Form 8-K reports include quarterly and annual results, acquisition-related events and definitive agreements.
The company’s proxy materials cover shareholder voting and board-governance matters. Its securities disclosures identify common stock and multiple NYSE-listed senior note classes, while Form 25 filings document removal from listing and registration for specific senior notes. The filing record also includes risk-factor and corporate disclosure categories tied to Thermo Fisher’s operating businesses and financing structure.
THERMO FISHER SCIENTIFIC INC. (TMO) reported that officer Joseph R. Holmes, VP & Chief Accounting Officer, had company stock withheld on August 28, 2026 to cover exercise price or tax liability. Four Form 4 transactions show a total of 49.899 shares of common stock disposed at a price of $622.18 per share. These are coded as dispositions for payment of obligations rather than open-market purchases or sales, and post-transaction holdings are not stated in this filing.
THERMO FISHER SCIENTIFIC INC. (TMO) insider Gianluca Pettiti, President & COO, reported an option exercise and related share sales. On August 31, 2026, he exercised 3,733 stock options at an exercise price of $309.63 per share, increasing his option holdings to 7,467 options. He acquired 3,733 common shares from the exercise and sold a total of 4,133 common shares at $614.38 per share pursuant to a Rule 10b5-1 trading plan adopted on June 2, 2026. On August 28, 2026, a total of 1,034.692 shares of common stock were delivered or withheld at $622.18 per share for payment of exercise price or tax liability.
THERMO FISHER SCIENTIFIC INC. (TMO) reported that officer Lisa P. Britt, Sr. VP and Chief HR Officer, had four code F transactions on 2026-08-28, in which a total of 393.569 shares of common stock were delivered or withheld to pay the exercise price or tax liability at $622.18 per share.
THERMO FISHER SCIENTIFIC INC. (TMO) has a notice of proposed sale under Rule 144 filed on behalf of officer Gianluca Pettiti. The filing covers up to 4,133 shares of common stock, with an aggregate market value stated as $2,539,232.54 and 369,747,286 shares outstanding. Planned sales include 400 shares from restricted stock vesting dated February 23, 2024 and 3,733 shares from a stock option exercise dated August 31, 2026. The form also notes a prior sale of 400 shares on July 27, 2026 for $226,000.00.
THERMO FISHER SCIENTIFIC INC. (TMO) reported that Chairman & CEO Marc N. Casper exercised a stock option for 275 shares of common stock at an exercise price of $309.63 per share and disposed of the derivative position, leaving 0 option shares outstanding from that grant. The resulting 275 common shares were then sold in multiple open-market transactions totaling 275 shares at weighted average prices between approximately $625.00 and $628.89 per share, all on August 24, 2026.
The transactions were effected under a Rule 10b5-1 trading plan adopted on April 27, 2026. In addition, indirect holdings are reported as 5,000 shares held by the MNC 2020 Irrevocable Trust and 11,300 shares held by the Alison Casper 2020 Irrevocable Trust, with the reporting person disclaiming beneficial ownership except to any pecuniary interest.
THERMO FISHER SCIENTIFIC INC. (TMO) is the issuer for which Marc N. Casper filed a Rule 144 notice to sell common stock. The filing lists a planned sale of 275 shares on 08/24/2026 following a stock option exercise, with Fidelity Brokerage Services LLC as broker. It also reports several prior sales in the last three months by Marc N. Casper and Floral Park Associates Inc., including multiple 10,000-share transactions of Thermo Fisher common stock.
THERMO FISHER SCIENTIFIC INC. (TMO) reported that Sr. Vice President & CFO James Meyer had 30.945 shares of common stock withheld or delivered on August 22, 2026 to satisfy exercise price or tax liability at a reference price of $629.27 per share. After this, he held 5,830.038 shares of TMO common stock directly, which include 19.519 shares acquired under the issuer’s employee stock purchase plan, and 58.37 shares indirectly through the TMO 401(k) plan, including 8.34 shares accumulated between March 1 and August 21, 2026.
THERMO FISHER SCIENTIFIC INC. (TMO) reported insider transactions by Chairman & CEO Marc N. Casper involving option exercises and share sales. On August 20 and 21, 2026, he exercised stock options for a total of 20,000 shares of common stock at an exercise price of $309.63 per share. On the same dates, he sold an aggregate of 20,000 shares of common stock in multiple transactions at weighted average prices generally between the mid‑$620s and low‑$630s per share, as described in the sale footnotes. The transactions were effected pursuant to a Rule 10b5‑1 trading plan adopted on April 27, 2026. Indirect holdings include 11,300 shares held by the Alison Casper 2020 Irrevocable Trust and 5,000 shares held by the MNC 2020 Irrevocable Trust, for which beneficial ownership is disclaimed except to the extent of any pecuniary interest.
THERMO FISHER SCIENTIFIC INC. (TMO) is the issuer for a proposed sale of common stock reported under Rule 144 for the account of Marc N. Casper. The notice lists an intended sale of 10,000 shares of common stock, to be acquired via a stock option exercise and sold for cash on 08/21/2026 through Fidelity Brokerage Services LLC on the NYSE. The securities table shows an approximate aggregate market value of $6,269,123.21 for this 10,000-share position. The filing also details several common stock sales by Marc N. Casper and Floral Park Associates Inc. during the prior three months, each with trade dates, share amounts, and total dollar proceeds, and notes that Marc N. Casper is an authorized individual and stakeholder for the Floral Park Associates Inc. account.
THERMO FISHER SCIENTIFIC INC. (TMO) is named as the issuer in a Notice of Proposed Sale of Securities under Rule 144 filed for the account of Marc N. Casper. The notice covers a proposed sale of 10,000 shares of common stock on 08/20/2026 following a stock option exercise through Fidelity Brokerage Services LLC.
The securities listed have an aggregate market value of $6,292,653.16, and issuer common shares outstanding are reported as 369,747,286. The filing also lists multiple prior Rule 144 sales over the past three months by Marc N. Casper and Floral Park Associates Inc., an account in which he is an authorized individual and stakeholder.