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STOCK TITAN

[Form 4] Thermo Fisher Scientific, Inc. Insider Trading Activity

Filing Impact
(High)
Filing Sentiment
(Very Negative)
Form Type
4
Rhea-AI Filing Summary

Thermo Fisher Scientific (TMO) � Form 4 insider activity

Chairman & CEO Marc N. Casper exercised 18,000 previously vested employee stock options at a $253.99 strike price on 6�7 Aug 2025 and immediately sold the same number of shares under a pre-arranged Rule 10b5-1 plan. Weighted-average sale prices ranged from $446.92 to $456.41, implying gross proceeds of roughly $8.4 million and an intrinsic gain of about $3.6 million versus the $4.6 million exercise cost. These trades are coded “M/S,� indicating routine option exercise and sale.

After the transactions, Casper’s direct stake remains essentially unchanged at 115,173 common shares (�$52 million at the sale prices). He also reports indirect ownership of 30,908 shares through family trusts and a private entity. Option holdings declined to 35,250 shares expiring 26 Feb 2026.

  • No impact on Thermo Fisher’s cash; shares came from option conversion.
  • Continued large equity position suggests ongoing alignment, although repeated same-day sales could be viewed as mild insider-selling pressure.

Thermo Fisher Scientific (TMO) � Attività insider Form 4

Il Presidente e CEO Marc N. Casper ha esercitato 18.000 opzioni azionarie dipendenti già maturate al prezzo di esercizio di 253,99 $ tra il 6 e il 7 agosto 2025, vendendo immediatamente lo stesso numero di azioni secondo un piano predefinito ai sensi della Regola 10b5-1. I prezzi medi ponderati di vendita sono variati da 446,92 $ a 456,41 $, con proventi lordi stimati intorno a 8,4 milioni di dollari e un guadagno intrinseco di circa 3,6 milioni di dollari rispetto ai 4,6 milioni di costo di esercizio. Queste operazioni sono classificate come “M/S�, indicando un esercizio e vendita di opzioni di routine.

Dopo le transazioni, la partecipazione diretta di Casper rimane sostanzialmente invariata a 115.173 azioni ordinarie (circa 52 milioni di dollari ai prezzi di vendita). Riporta inoltre una proprietà indiretta di 30.908 azioni tramite trust familiari e una società privata. Le opzioni detenute sono diminuite a 35.250 azioni con scadenza il 26 febbraio 2026.

  • Nessun impatto sulla liquidità di Thermo Fisher; le azioni derivano dalla conversione delle opzioni.
  • La consistente posizione azionaria suggerisce un allineamento continuo, anche se le vendite ripetute nello stesso giorno potrebbero essere interpretate come una lieve pressione di vendita da parte degli insider.

Thermo Fisher Scientific (TMO) � Actividad interna Formulario 4

El Presidente y CEO Marc N. Casper ejerció 18,000 opciones de acciones de empleados previamente adquiridas a un precio de ejercicio de $253.99 entre el 6 y 7 de agosto de 2025, y vendió inmediatamente el mismo número de acciones bajo un plan preestablecido conforme a la Regla 10b5-1. Los precios promedio ponderados de venta oscilaron entre $446.92 y $456.41, lo que implica ingresos brutos aproximados de $8.4 millones y una ganancia intrínseca de alrededor de $3.6 millones frente a un costo de ejercicio de $4.6 millones. Estas operaciones están codificadas como “M/S�, indicando un ejercicio y venta rutinaria de opciones.

Tras las transacciones, la participación directa de Casper permanece esencialmente sin cambios en 115,173 acciones comunes (�$52 millones a los precios de venta). También reporta propiedad indirecta de 30,908 acciones a través de fideicomisos familiares y una entidad privada. Las opciones en posesión disminuyeron a 35,250 acciones con vencimiento el 26 de febrero de 2026.

  • Sin impacto en el efectivo de Thermo Fisher; las acciones provienen de la conversión de opciones.
  • La continua gran posición accionaria sugiere una alineación constante, aunque las ventas repetidas en el mismo día podrían interpretarse como una leve presión de venta interna.

Thermo Fisher Scientific (TMO) â€� Form 4 ë‚´ë¶€ìž� 활ë™

회장 ê²� CEO Marc N. CasperëŠ� 2025ë…� 8ì›� 6ì¼ë¶€í„� 7ì� 사ì´ì—� $253.99 행사가격으ë¡� ì´ì „ì—� ì·¨ë“í•� ì§ì› 스톡옵션 18,000주를 행사하고, ê°™ì€ ìˆ˜ì˜ ì£¼ì‹ì� 사전 설정ë� Rule 10b5-1 계íšì—� ë”°ë¼ ì¦‰ì‹œ 매ë„했습니다. ê°€ì¤� í‰ê·  ë§¤ë„ ê°€ê²©ì€ $446.92ì—서 $456.41 사ì´ì˜€ìœ¼ë©°, ì´� 수ìµì€ ì•� 840ë§� 달러, 행사가ê²� 대ë¹� 내재 ì´ìµì€ ì•� 360ë§� 달러ë¡� 추산ë©ë‹ˆë‹�. ì� ê±°ëž˜ë“¤ì€ ì¼ìƒì ì¸ 옵션 행사 ë°� 매ë„ìž„ì„ ë‚˜íƒ€ë‚´ëŠ” “M/Sâ€� 코드ë¡� 분류ë©ë‹ˆë‹�.

거래 í›� Casperì� ì§ì ‘ ì§€ë¶„ì€ 115,173주로 사실ìƒ� 변함없으며(매ë„ê°€ 기준 ì•� 5200ë§� 달러 ìƒë‹¹), ê°€ì¡� ì‹ íƒ ë°� ê°œì¸ ë²•ì¸ì� 통한 ê°„ì ‘ 소유 주ì‹ì€ 30,908주입니다. 만기ì¼ì´ 2026ë…� 2ì›� 26ì¼ì¸ 옵션 ë³´ìœ ëŸ‰ì€ 35,250주로 ê°ì†Œí–ˆìŠµë‹ˆë‹¤.

  • Thermo Fisherì� 현금ì—는 ì˜í–¥ ì—†ìŒ; 주ì‹ì€ 옵션 전환ì—서 나옴.
  • ì§€ì†ì ì� 대규모 ì§€ë¶� 보유ëŠ� 계ì†ë� ì´í•´ê´€ê³� ì¼ì¹˜ë¥� 시사하나, ê°™ì€ ë‚� 반복 매ë„ëŠ� ë‚´ë¶€ìž� ë§¤ë„ ì••ë ¥ìœ¼ë¡œ 다소 í•´ì„ë� ìˆ� 있ìŒ.

Thermo Fisher Scientific (TMO) � Activité des initiés Formulaire 4

Le président-directeur général Marc N. Casper a exercé 18 000 options d’achat d’actions déjà acquises à un prix d’exercice de 253,99 $ les 6 et 7 août 2025, vendant immédiatement le même nombre d’actions dans le cadre d’un plan préétabli conforme à la règle 10b5-1. Les prix de vente moyens pondérés variaient de 446,92 $ à 456,41 $, ce qui implique un produit brut d’environ 8,4 millions de dollars et un gain intrinsèque d’environ 3,6 millions par rapport au coût d’exercice de 4,6 millions. Ces opérations sont codées « M/S », indiquant un exercice et une vente d’options de routine.

Après ces transactions, la participation directe de Casper reste essentiellement inchangée à 115 173 actions ordinaires (�52 millions de dollars aux prix de vente). Il déclare également une propriété indirecte de 30 908 actions via des trusts familiaux et une entité privée. Le nombre d’options détenues est réduit à 35 250 actions expirant le 26 février 2026.

  • Aucun impact sur la trésorerie de Thermo Fisher ; les actions proviennent de la conversion d’options.
  • La position importante en actions suggère un alignement continu, bien que les ventes répétées le même jour pourraient être perçues comme une légère pression de vente des initiés.

Thermo Fisher Scientific (TMO) � Insider-Aktivitäten Form 4

Vorsitzender und CEO Marc N. Casper übte am 6. und 7. August 2025 18.000 zuvor erworbene Mitarbeiteraktienoptionen zum Ausübungspreis von 253,99 $ aus und verkaufte unmittelbar die gleiche Anzahl Aktien im Rahmen eines vorab vereinbarten Rule 10b5-1-Plans. Die gewichteten durchschnittlichen Verkaufspreise lagen zwischen 446,92 $ und 456,41 $, was Bruttoerlöse von etwa 8,4 Millionen $ und einen inneren Gewinn von rund 3,6 Millionen $ gegenüber den 4,6 Millionen $ Ausübungskosten bedeutet. Diese Transaktionen sind als „M/S� codiert, was auf eine routinemäßige Ausübung und den Verkauf von Optionen hinweist.

Nach den Transaktionen bleibt Caspers direkter Anteil mit 115.173 Stammaktien (�52 Millionen $ zum Verkaufspreis) im Wesentlichen unverändert. Er meldet zudem eine indirekte Beteiligung von 30.908 Aktien über Familienstiftungen und eine private Gesellschaft. Der Bestand an Optionen sank auf 35.250 Aktien mit Ablaufdatum 26. Februar 2026.

  • Kein Einfluss auf Thermo Fishers Liquidität; die Aktien stammen aus der Optionsausübung.
  • Die weiterhin große Aktienposition deutet auf eine anhaltende Ausrichtung hin, obwohl wiederholte Verkäufe am selben Tag als leichter Insider-Verkaufsdruck interpretiert werden könnten.
Positive
  • CEO maintains a substantial direct stake of roughly 115,000 shares, indicating continued alignment with shareholders.
  • Sales executed under a disclosed Rule 10b5-1 plan, reducing concerns about opportunistic trading.
Negative
  • Consecutive insider sales at ~$450 could be perceived as mild negative sentiment toward near-term share price.
  • Remaining option overhang of 35,250 shares still exists and could lead to future dilution/sales.

Insights

TL;DR: Routine 10b5-1 option exercise; ownership unchanged—neutral corporate-governance signal.

The CEO executed an automatic trading plan to monetize 18k options, matching exercises with open-market sales. Because beneficial ownership stayed flat and the plan was adopted months earlier, I view the action as standard liquidity, not an attempt to time the market. Casper still controls >115k shares directly and 31k indirectly, maintaining meaningful skin in the game. Governance risk is low; disclosure is complete, and remaining 35k options expire in 2026.

TL;DR: Insider selling under 10b5-1; modest negative sentiment but immaterial to valuation.

While automatic, two consecutive days of sales at ~$450 can add minor headline pressure. The ~$8.4 mm sale equals <0.02 % of TMO’s $200 bn market cap, so supply impact is negligible. Casper’s retained $52 mm stake keeps incentives aligned. I treat the filing as neutral-to-slightly-negative sentiment rather than a fundamental red flag.

Thermo Fisher Scientific (TMO) � Attività insider Form 4

Il Presidente e CEO Marc N. Casper ha esercitato 18.000 opzioni azionarie dipendenti già maturate al prezzo di esercizio di 253,99 $ tra il 6 e il 7 agosto 2025, vendendo immediatamente lo stesso numero di azioni secondo un piano predefinito ai sensi della Regola 10b5-1. I prezzi medi ponderati di vendita sono variati da 446,92 $ a 456,41 $, con proventi lordi stimati intorno a 8,4 milioni di dollari e un guadagno intrinseco di circa 3,6 milioni di dollari rispetto ai 4,6 milioni di costo di esercizio. Queste operazioni sono classificate come “M/S�, indicando un esercizio e vendita di opzioni di routine.

Dopo le transazioni, la partecipazione diretta di Casper rimane sostanzialmente invariata a 115.173 azioni ordinarie (circa 52 milioni di dollari ai prezzi di vendita). Riporta inoltre una proprietà indiretta di 30.908 azioni tramite trust familiari e una società privata. Le opzioni detenute sono diminuite a 35.250 azioni con scadenza il 26 febbraio 2026.

  • Nessun impatto sulla liquidità di Thermo Fisher; le azioni derivano dalla conversione delle opzioni.
  • La consistente posizione azionaria suggerisce un allineamento continuo, anche se le vendite ripetute nello stesso giorno potrebbero essere interpretate come una lieve pressione di vendita da parte degli insider.

Thermo Fisher Scientific (TMO) � Actividad interna Formulario 4

El Presidente y CEO Marc N. Casper ejerció 18,000 opciones de acciones de empleados previamente adquiridas a un precio de ejercicio de $253.99 entre el 6 y 7 de agosto de 2025, y vendió inmediatamente el mismo número de acciones bajo un plan preestablecido conforme a la Regla 10b5-1. Los precios promedio ponderados de venta oscilaron entre $446.92 y $456.41, lo que implica ingresos brutos aproximados de $8.4 millones y una ganancia intrínseca de alrededor de $3.6 millones frente a un costo de ejercicio de $4.6 millones. Estas operaciones están codificadas como “M/S�, indicando un ejercicio y venta rutinaria de opciones.

Tras las transacciones, la participación directa de Casper permanece esencialmente sin cambios en 115,173 acciones comunes (�$52 millones a los precios de venta). También reporta propiedad indirecta de 30,908 acciones a través de fideicomisos familiares y una entidad privada. Las opciones en posesión disminuyeron a 35,250 acciones con vencimiento el 26 de febrero de 2026.

  • Sin impacto en el efectivo de Thermo Fisher; las acciones provienen de la conversión de opciones.
  • La continua gran posición accionaria sugiere una alineación constante, aunque las ventas repetidas en el mismo día podrían interpretarse como una leve presión de venta interna.

Thermo Fisher Scientific (TMO) â€� Form 4 ë‚´ë¶€ìž� 활ë™

회장 ê²� CEO Marc N. CasperëŠ� 2025ë…� 8ì›� 6ì¼ë¶€í„� 7ì� 사ì´ì—� $253.99 행사가격으ë¡� ì´ì „ì—� ì·¨ë“í•� ì§ì› 스톡옵션 18,000주를 행사하고, ê°™ì€ ìˆ˜ì˜ ì£¼ì‹ì� 사전 설정ë� Rule 10b5-1 계íšì—� ë”°ë¼ ì¦‰ì‹œ 매ë„했습니다. ê°€ì¤� í‰ê·  ë§¤ë„ ê°€ê²©ì€ $446.92ì—서 $456.41 사ì´ì˜€ìœ¼ë©°, ì´� 수ìµì€ ì•� 840ë§� 달러, 행사가ê²� 대ë¹� 내재 ì´ìµì€ ì•� 360ë§� 달러ë¡� 추산ë©ë‹ˆë‹�. ì� ê±°ëž˜ë“¤ì€ ì¼ìƒì ì¸ 옵션 행사 ë°� 매ë„ìž„ì„ ë‚˜íƒ€ë‚´ëŠ” “M/Sâ€� 코드ë¡� 분류ë©ë‹ˆë‹�.

거래 í›� Casperì� ì§ì ‘ ì§€ë¶„ì€ 115,173주로 사실ìƒ� 변함없으며(매ë„ê°€ 기준 ì•� 5200ë§� 달러 ìƒë‹¹), ê°€ì¡� ì‹ íƒ ë°� ê°œì¸ ë²•ì¸ì� 통한 ê°„ì ‘ 소유 주ì‹ì€ 30,908주입니다. 만기ì¼ì´ 2026ë…� 2ì›� 26ì¼ì¸ 옵션 ë³´ìœ ëŸ‰ì€ 35,250주로 ê°ì†Œí–ˆìŠµë‹ˆë‹¤.

  • Thermo Fisherì� 현금ì—는 ì˜í–¥ ì—†ìŒ; 주ì‹ì€ 옵션 전환ì—서 나옴.
  • ì§€ì†ì ì� 대규모 ì§€ë¶� 보유ëŠ� 계ì†ë� ì´í•´ê´€ê³� ì¼ì¹˜ë¥� 시사하나, ê°™ì€ ë‚� 반복 매ë„ëŠ� ë‚´ë¶€ìž� ë§¤ë„ ì••ë ¥ìœ¼ë¡œ 다소 í•´ì„ë� ìˆ� 있ìŒ.

Thermo Fisher Scientific (TMO) � Activité des initiés Formulaire 4

Le président-directeur général Marc N. Casper a exercé 18 000 options d’achat d’actions déjà acquises à un prix d’exercice de 253,99 $ les 6 et 7 août 2025, vendant immédiatement le même nombre d’actions dans le cadre d’un plan préétabli conforme à la règle 10b5-1. Les prix de vente moyens pondérés variaient de 446,92 $ à 456,41 $, ce qui implique un produit brut d’environ 8,4 millions de dollars et un gain intrinsèque d’environ 3,6 millions par rapport au coût d’exercice de 4,6 millions. Ces opérations sont codées « M/S », indiquant un exercice et une vente d’options de routine.

Après ces transactions, la participation directe de Casper reste essentiellement inchangée à 115 173 actions ordinaires (�52 millions de dollars aux prix de vente). Il déclare également une propriété indirecte de 30 908 actions via des trusts familiaux et une entité privée. Le nombre d’options détenues est réduit à 35 250 actions expirant le 26 février 2026.

  • Aucun impact sur la trésorerie de Thermo Fisher ; les actions proviennent de la conversion d’options.
  • La position importante en actions suggère un alignement continu, bien que les ventes répétées le même jour pourraient être perçues comme une légère pression de vente des initiés.

Thermo Fisher Scientific (TMO) � Insider-Aktivitäten Form 4

Vorsitzender und CEO Marc N. Casper übte am 6. und 7. August 2025 18.000 zuvor erworbene Mitarbeiteraktienoptionen zum Ausübungspreis von 253,99 $ aus und verkaufte unmittelbar die gleiche Anzahl Aktien im Rahmen eines vorab vereinbarten Rule 10b5-1-Plans. Die gewichteten durchschnittlichen Verkaufspreise lagen zwischen 446,92 $ und 456,41 $, was Bruttoerlöse von etwa 8,4 Millionen $ und einen inneren Gewinn von rund 3,6 Millionen $ gegenüber den 4,6 Millionen $ Ausübungskosten bedeutet. Diese Transaktionen sind als „M/S� codiert, was auf eine routinemäßige Ausübung und den Verkauf von Optionen hinweist.

Nach den Transaktionen bleibt Caspers direkter Anteil mit 115.173 Stammaktien (�52 Millionen $ zum Verkaufspreis) im Wesentlichen unverändert. Er meldet zudem eine indirekte Beteiligung von 30.908 Aktien über Familienstiftungen und eine private Gesellschaft. Der Bestand an Optionen sank auf 35.250 Aktien mit Ablaufdatum 26. Februar 2026.

  • Kein Einfluss auf Thermo Fishers Liquidität; die Aktien stammen aus der Optionsausübung.
  • Die weiterhin große Aktienposition deutet auf eine anhaltende Ausrichtung hin, obwohl wiederholte Verkäufe am selben Tag als leichter Insider-Verkaufsdruck interpretiert werden könnten.
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
CASPER MARC N

(Last) (First) (Middle)
168 THIRD AVENUE

(Street)
WALTHAM MA 02451

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
THERMO FISHER SCIENTIFIC INC. [ TMO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
Chairman & CEO
3. Date of Earliest Transaction (Month/Day/Year)
08/06/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/06/2025 M 10,000 A $253.99 125,173.623 D
Common Stock 08/06/2025 S(1) 548 D $446.92(2) 124,625.623 D
Common Stock 08/06/2025 S(1) 1,257 D $447.96(3) 123,368.623 D
Common Stock 08/06/2025 S(1) 1,147 D $448.99(4) 122,221.623 D
Common Stock 08/06/2025 S(1) 1,736 D $449.91(5) 120,485.623 D
Common Stock 08/06/2025 S(1) 887 D $451.04(6) 119,598.623 D
Common Stock 08/06/2025 S(1) 631 D $452.13(7) 118,967.623 D
Common Stock 08/06/2025 S(1) 811 D $453.09(8) 118,156.623 D
Common Stock 08/06/2025 S(1) 566 D $454.56(9) 117,590.623 D
Common Stock 08/06/2025 S(1) 1,354 D $455.64(10) 116,236.623 D
Common Stock 08/06/2025 S(1) 529 D $456.22(11) 115,707.623 D
Common Stock 08/06/2025 S(1) 251 D $458.62(12) 115,456.623 D
Common Stock 08/06/2025 S(1) 16 D $459.25 115,440.623 D
Common Stock 08/06/2025 S(1) 149 D $461.31(13) 115,291.623 D
Common Stock 08/06/2025 S(1) 96 D $462.32(14) 115,195.623 D
Common Stock 08/06/2025 S(1) 22 D $464.68 115,173.623 D
Common Stock 08/07/2025 M 8,000 A $253.99 123,173.623 D
Common Stock 08/07/2025 S(1) 1,186 D $452.68(15) 121,987.623 D
Common Stock 08/07/2025 S(1) 1,552 D $453.4(16) 120,435.623 D
Common Stock 08/07/2025 S(1) 2,678 D $454.57(17) 117,757.623 D
Common Stock 08/07/2025 S(1) 1,988 D $455.56(18) 115,769.623 D
Common Stock 08/07/2025 S(1) 596 D $456.41(19) 115,173.623 D
Common Stock 11,300 I By Alison Casper 2020 Irrevocable Trust(20)
Common Stock 14,608 I By Floral Park Associates, Inc.
Common Stock 5,000 I By MNC 2020 Irrevocable Trust(21)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) $253.99 08/06/2025 M 10,000 (22) 02/26/2026 Common Stock 10,000 $0 43,250 D
Stock Option (Right to Buy) $253.99 08/07/2025 M 8,000 (22) 02/26/2026 Common Stock 8,000 $0 35,250 D
Explanation of Responses:
1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 28, 2025.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $446.39 to $447.245, inclusive. The reporting person undertakes to provide to Thermo Fisher Scientific Inc. ("TMO"), any security holder of TMO or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12), (13), (14), (15), (16), (17), (18) and (19) to this Form 4.
3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $447.44 to $448.43, inclusive.
4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $448.57 to $449.50, inclusive.
5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $449.611 to $450.572, inclusive.
6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $450.63 to $451.545, inclusive.
7. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $451.666 to $452.606, inclusive.
8. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $452.68 to $453.51, inclusive.
9. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $453.948 to $454.90, inclusive.
10. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $455.013 to $456.01, inclusive.
11. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $456.03 to $456.77, inclusive.
12. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $458.225 to $458.76, inclusive.
13. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $460.67 to $461.56, inclusive.
14. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $461.88 to $462.84, inclusive.
15. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $452.06 to $453.004, inclusive.
16. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $453.006 to $454.005, inclusive.
17. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $454.026 to $455.015, inclusive.
18. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $455.08 to $456.037, inclusive.
19. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $456.11 to $456.876 inclusive.
20. The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.
21. The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.
22. The option vested in four equal installments on February 26, 2020, 2021, 2022, and 2023.
/s/ Melodie T. Morin, Attorney-in-Fact for Marc N. Casper 08/07/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

How many Thermo Fisher (TMO) shares did CEO Marc Casper sell?

He sold 18,000 shares across 6�7 Aug 2025, matching the number of options exercised.

Were the insider sales pre-planned?

Yes. All transactions were executed under a Rule 10b5-1 trading plan adopted 28 Apr 2025.

What is Marc Casper's remaining direct ownership in TMO?

After the trades he directly holds 115,173 shares, worth about $52 million at the reported prices.

Did Thermo Fisher incur any cash outflow from these option exercises?

No. The exercises involve employee stock options; the company receives the strike price, and no corporate cash was disbursed.

How many options does the CEO still have outstanding?

Casper retains 35,250 options with a $253.99 strike expiring 26 Feb 2026.
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Diagnostics & Research
Measuring & Controlling Devices, Nec
United States
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