InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (18 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
18
T+90 hit rate
17%
T+90 mean return
-3.3%
Across 6 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the complete record of transactions filed by Keith R. Alexandra, Directrice Générale. Director active across 2 companies, notably Thermo Fisher Scientific INC.. Cumulatively, 49 disclosures have been recorded. Split: 0 buy · 18 sells. Total volume traded: €11.4m. Activity tracked since 19 May 2021. The latest transaction was filed on 21 May 2025 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations49 total
565 shares0Common StockSEC:0000097745-25-000060:0
886.756 shares@ US$169.48740.9% of flowCommon StockSEC:0001127602-24-025910:0
1,992 shares@ US$170.002.1% of flowCommon StockSEC:0001127602-24-025874:0
345 shares@ US$170.98990.4% of flowCommon StockSEC:0001127602-24-025230:0
880 shares@ US$170.050.9% of flowCommon StockSEC:0001127602-24-022902:0
10,627 shares@ US$170.594911.0% of flowCommon StockSEC:0001127602-24-022817:0
23,479 shares0Common StockSEC:0001127602-24-022632:0
4,163 shares@ US$171.04754.4% of flowCommon StockSEC:0001127602-24-021964:0
3,373 shares@ US$170.003.5% of flowCommon StockSEC:0001127602-24-021687:0
191 shares0Common StockSEC:0001127602-24-021652:0
339 shares0Common StockSEC:0001127602-24-016375:0
5,493.16 shares@ US$165.88095.6% of flowCommon StockSEC:0001127602-24-015559:0
855 shares@ US$158.500.9% of flowCommon StockSEC:0001127602-24-013248:0
776 shares@ US$158.110.8% of flowCommon StockSEC:0001127602-24-008411:0
19.234 shares@ US$149.400.0% of flowCommon StockSEC:0001127602-23-029084:0
1,408 shares@ US$78.520.7% of flowCommon StockSEC:0001127602-23-028686:0
4,122 shares@ US$78.522.0% of flowCommon StockSEC:0001127602-23-027498:0
1,868 shares@ US$150.001.8% of flowCommon StockSEC:0001127602-23-026222:0
1,413 shares@ US$144.97211.3% of flowCommon StockSEC:0001127602-23-025155:0
5,309 shares@ US$153.90035.0% of flowCommon StockSEC:0001127602-23-023469:0
5,310 shares@ US$154.00065.1% of flowCommon StockSEC:0001127602-23-023205:0
781 shares@ US$152.820.7% of flowCommon StockSEC:0001127602-23-023162:0
9,063 shares@ US$152.84618.6% of flowCommon StockSEC:0001127602-23-022995:0
19,682 shares0Common StockSEC:0001127602-23-022916:0
191 shares0Common StockSEC:0001127602-23-022088:0
25 of 49 declarations
About Keith R. Alexandra
Keith R. Alexandra is an executive at THERMO FISHER SCIENTIFIC INC.
