Why insider trading matters?

Numerous studies have examined whether there is evidence that U.S. insiders systematically trade on private information despite the legal deterrence. The consensus appears to be that insider purchases (but not sales) tend to be followed by positive abnormal stock price performance, particularly for small growth stocks.

- Prof. B. Espen Eckbo, Dartmouth College
THERMO FISHER SCIENTIFIC INC. (TMO)
Sector: Healthcare; Industry: Diagnostics & Research

Thermo Fisher Scientific Inc. provides analytical and other instruments, laboratory equipment, software, consumables, reagents, instrument systems, chemicals, supplies, and services worldwide. The company's Life Sciences Solutions segment offers reagents, instruments, and consumables for biological and medical research, discovery and production of new drugs and vaccines, and diagnosis of diseases to pharmaceutical, biotechnology, agricultural, clinical, academic, and government markets. The company's Specialty Diagnostics segment offers liquid, ready-to-use, and lyophilized immunodiagnostic reagent kits, as well as calibrators, controls, and calibration verification fluids; blood-test systems and antibody tests; dehydrated and prepared culture media, collection and transport systems, instrumentation, and consumables; cancer diagnosis and medical research products; human leukocyte antigen typing and testing for organ transplant market; and healthcare products. The company was incorporated in 1956 and is headquartered in Waltham, Massachusetts.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2022-11-17 CASPER MARC N Chairman & CEO Sell 15,000 $531.46 $7,971,921 No
2022-11-11 CASPER MARC N Chairman & CEO Sell 20,000 $526.57 $10,531,400 No
2022-11-07 CASPER MARC N Chairman & CEO Sell 18,100 $490.83 $8,884,008 Yes
2022-11-03 CASPER MARC N Chairman & CEO Sell 8,200 $487.45 $3,997,056 No
2022-11-03 CASPER MARC N Chairman & CEO Sell 11,800 $500.06 $5,900,694 Yes
2022-11-01 CASPER MARC N Chairman & CEO Sell 20,000 $514.39 $10,287,891 Yes
2022-08-15 Williamson Stephen Sr. VP and CFO Sell 27,300 $602.29 $16,442,603 Yes
2022-08-08 Boxer Michael A SVP and General Counsel Sell 7,283 $590.80 $4,302,796 Yes
2022-08-02 CASPER MARC N Chairman & CEO Sell 20,000 $590.44 $11,808,801 Yes
2022-05-25 Lagarde Michel Executive Vice President & COO Sell 22,198 $546.98 $12,141,753 Yes
2022-05-04 CASPER MARC N Chairman & CEO Sell 2,181 $562.46 $1,226,730 No
2022-05-04 CASPER MARC N Chairman & CEO Sell 17,819 $547.90 $9,763,008 Yes
2022-05-02 Spar Debora L Director Sell 200 $544.36 $108,872 No
2022-05-02 CASPER MARC N Chairman & CEO Sell 10,000 $545.60 $5,456,029 Yes
2022-03-01 Lagarde Michel Executive Vice President & COO Sell 6,100 $541.29 $3,301,890 No
2022-02-14 MANZI JIM P Director Sell 1,500 $563.95 $845,925 No
2021-12-01 Stevenson Mark Executive Vice President & COO Sell 26,925 $631.88 $17,013,310 Yes
2021-11-02 Williamson Stephen Sr. VP and CFO Sell 22,550 $638.10 $14,389,045 Yes
2021-07-30 MANZI JIM P Director Sell 572 $536.54 $306,899 No
2021-02-12 Lagarde Michel Executive Vice President Sell 7,290 $507.79 $3,701,789 No
2020-12-07 Stevenson Mark Executive Vice President & COO Sell 28,246 $475.15 $13,421,061 Yes
2020-11-02 CASPER MARC N Chairman & CEO Sell 15,000 $484.09 $7,261,350 No
2020-10-27 CASPER MARC N Chairman & CEO Sell 20,000 $483.88 $9,677,673 No
2020-08-25 Stevenson Mark Executive Vice President & COO Sell 22,000 $420.16 $9,243,520 Yes
2020-08-24 Stevenson Mark Executive Vice President & COO Sell 22,000 $429.55 $9,450,100 Yes
2020-08-18 HORNSTRA PETER E VP & Chief Accounting Officer Sell 3,337 $418.82 $1,397,619 Yes
2020-07-31 CASPER MARC N Chairman & CEO Sell 40,000 $407.17 $16,286,600 Yes
2020-07-29 Williamson Stephen Sr. VP and CFO Sell 19,800 $410.83 $8,134,471 Yes
2020-07-29 CASPER MARC N Chairman & CEO Sell 40,000 $411.34 $16,453,415 Yes
2020-07-27 Jafry Syed A. Sr. Vice President Sell 20,513 $414.94 $8,511,646 Yes

Insider Smart

Altimmune, Inc. (ALT) - Venrock Healthcare Capital Partners III, L.P., 10%-owner of ALT bought 1.3M shares in late May then added another 1.5M shares in June with an averaged ~$8 per share. 10 days after the accumulation, ALT price jumped to $10.

Insider Smart

ROYAL CARIBBEAN CRUISES (RCL) - Thompson Donald, Director of RCL feels safe and made a move. The only insiders bought RCL post crash.