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Bonnie Bassler

Track

Insider profile

Currently holds a position at Regeneron Pharmaceuticals Inc

Performance

Overall performance
2.5
Performance over holding periods
2.5
30 days 90 days 120 days
Average return 2% 8.2% 15.1%
Success rate 100% 68% 82%
Transactions
2 50% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Independent Director Regeneron Pharmaceuticals Inc Sept. 9, 2016 -
Bonnie Bassler's trades of Regeneron Pharmaceuticals Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-01-08 2026-01-07
PlS Planned sale
86,501 +26.1%
227.03
US$440,197 		86,501 +26.1% 227.03 US$440,197
2026-01-07 2026-01-07
PrS Proposed sale
10,694
216.34
US$3,649,134 		10,694 216.34 US$3,649,134
2025-11-24 2025-11-20
PlS Planned sale
32,922 -7.6%
425.44
US$2,266,328 		32,922 -7.6% 425.44 US$2,266,328
2025-11-20 2025-11-20
PrS Proposed sale
760
750.00
US$570,000 		760 750.00 US$570,000
2024-08-19 2024-08-15
PlS Planned sale
756 -35.4%
1,170.00
US$884,520 		756 -35.4% 1,170.00 US$884,520
2024-08-15 2024-08-15
PrS Proposed sale
756
1,170.00
US$884,520 		756 1,170.00 US$884,520
2024-08-05 2024-08-02
PlS Planned sale
756 -35.4%
1,115.00
US$842,940 		756 -35.4% 1,115.00 US$842,940
2024-08-02 2024-08-02
PrS Proposed sale
756
1,115.00
US$842,940 		756 1,115.00 US$842,940
2024-06-25 2024-06-24
PlS Planned sale
756 -35.4%
1,062.00
US$802,872 		756 -35.4% 1,062.00 US$802,872
2024-06-24 2024-06-24
PrS Proposed sale
756
1,062.00
US$802,872 		756 1,062.00 US$802,872
2024-06-07 2024-06-05
PlS Planned sale
827 -37.4%
1,011.00
US$836,097 		827 -37.4% 1,011.00 US$836,097
2024-06-05 2024-06-05
PrS Proposed sale
827
1,011.00
US$836,097 		827 1,011.00 US$836,097
2024-02-26 2024-02-26
PrS Proposed sale
854
979.25
US$836,279 		854 979.25 US$836,279
2024-02-26 2024-02-26
S Sale
854 -38.2%
979.25
US$836,280 		854 -38.2% 979.25 US$836,280
2024-01-31 2024-01-30
PlS Planned sale
827 -37.4%
959.00
US$793,093 		827 -37.4% 959.00 US$793,093
2024-01-30 2024-01-30
PrS Proposed sale
827
959.00
US$793,093 		827 959.00 US$793,093
2024-01-04 2024-01-03
PlS Planned sale
826 -37.4%
914.00
US$754,964 		826 -37.4% 914.00 US$754,964
2024-01-03 2024-01-03
PrS Proposed sale
826
914.00
US$754,964 		826 914.00 US$754,964
2023-12-14 2023-12-13
PlS Planned sale
610 -32.8%
870.00
US$530,700 		610 -32.8% 870.00 US$530,700
2023-12-13 2023-12-13
PrS Proposed sale
610
870.00
US$530,700 		610 870.00 US$530,700
2023-08-23 2023-08-21
PlS Planned sale
853 -40.6%
829.00
US$707,137 		853 -40.6% 829.00 US$707,137
2023-08-21 2023-08-21
PrS Proposed sale
853
829.00
US$707,137 		853 829.00 US$707,137
2023-08-11 2023-08-10
PlS Planned sale
853 -40.6%
789.00
US$673,017 		853 -40.6% 789.00 US$673,017
2023-08-10 2023-08-10
PrS Proposed sale
853
789.00
US$673,017 		853 789.00 US$673,017
2023-03-27 2023-03-24
PlS Planned sale
1,240 -49.9%
818.00
US$1,014,320 		1,240 -49.9% 818.00 US$1,014,320
2023-02-07 2023-02-03
PlS Planned sale
1,021 -45.0%
779.00
US$795,359 		1,021 -45.0% 779.00 US$795,359
2022-12-12 2022-12-08
PlS Planned sale
218 -16.8%
779.00
US$169,822 		218 -16.8% 779.00 US$169,822
2022-09-12 2022-09-09
PlS Planned sale
609 -36.0%
741.00
US$451,269 		609 -36.0% 741.00 US$451,269
2022-09-12 2022-09-08
PlS Planned sale
1,279 -54.2%
686.99
US$878,660 		1,279 -54.2% 686.99 US$878,660
2022-09-12 2022-09-08
PlS Planned sale
1,279 -54.2%
705.00
US$901,695 		1,279 -54.2% 705.00 US$901,695
2022-04-11 2022-04-07
PlS Planned sale
1,240 -53.4%
725.00
US$899,000 		1,240 -53.4% 725.00 US$899,000
2022-04-01 2022-03-30
PlS Planned sale
1,240 -53.4%
700.00
US$868,000 		1,240 -53.4% 700.00 US$868,000
2020-06-22 2020-06-19
PlS Planned sale
11 -1.7%
631.37
US$6,945 		11 -1.7% 631.37 US$6,945
2020-06-22 2020-06-19
PlS Planned sale
2,548 -79.6%
630.01
US$1,605,265 		2,548 -79.6% 630.01 US$1,605,265
2020-06-05 2020-06-05
PlS Planned sale
2,559 -79.9%
600.00
US$1,535,400 		2,559 -79.9% 600.00 US$1,535,400
2015-06-21 2015-06-15
FR Sanofi SA (SAN)
B Purchase
1,000
88.52
€88,520 		1,000 88.52 €88,520