InsidersTradesSigma
Total declarations
Companies
▲ Purchases (4 ops.)
▼ Sales (5 ops.)
Insider track record
CEODisclosed buys
4
Disclosed sells
5
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the full record of transactions filed by Loy Bertrand, Président et CEO. Director active across 4 companies, notably HARVARD BIOSCIENCE INC. Cumulatively, 42 reports have been logged. Split: 4 buys · 5 sells. Total volume traded: €11.3m. History available since 25 May 2021. The latest transaction was filed on 1 August 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.
Companies and markets linked to Loy Bertrand
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations42 total
756 shares0Common StockSEC:0001193125-26-332922:0
44,138 shares@ US$98.110.020% mcap12.7% of flowCommon StockSEC:0001197452-26-000002:0
44,138 shares@ US$144.410.030% mcap18.6% of flowCommon StockSEC:0001197452-26-000002:1
17,396 shares@ US$98.110.0080% mcap5.0% of flowCommon StockSEC:0001101302-26-000097:0
17,396 shares@ US$140.220.011% mcap7.1% of flowCommon StockSEC:0001101302-26-000097:1
9,868 shares@ US$116.403.3% of flowCommon StockSEC:0001101302-26-000089:0
19,628 shares0Common StockSEC:0001101302-26-000075:0
9,838 shares@ US$98.112.6% of flowCommon StockSEC:0001101302-26-000044:0
34,624 shares0Common StockSEC:0001101302-26-000039:0
65,250 shares@ US$55.729.6% of flowCommon StockSEC:0001101302-26-000007:0
57,570 shares@ US$33.335.9% of flowCommon StockSEC:0001101302-25-000107:0
4,619 shares@ US$65.391.7% of flowCommon StockSEC:0001197452-25-000006:0
54,060 shares0Common StockSEC:0001197452-25-000004:0
12,932 shares@ US$107.998.2% of flowCommon StockSEC:0001197452-25-000002:0
12,671 shares0Common StockSEC:0001101302-25-000027:0
27,044 shares@ US$31.104.7% of flowCommon StockSEC:0001197452-24-000006:0
56,575 shares0Common StockSEC:0000921895-24-001307:0
38,208 shares0Common StockSEC:0001197452-24-000004:0
15,756 shares@ US$136.8112.2% of flowCommon StockSEC:0001197452-24-000002:0
9,357 shares@ US$95.875.0% of flowCommon StockSEC:0001197452-23-000008:0
31,516 shares0Common StockSEC:0000921895-23-001327:0
14,126 shares@ US$85.486.9% of flowCommon StockSEC:0001197452-23-000006:0
19,676 shares0Common StockSEC:0001197452-23-000004:0
51,292 shares0Common StockSEC:0001197452-23-000002:0
108,715 shares0Common StockSEC:0000921895-22-002653:0
25 of 42 declarations
About Loy Bertrand
LOY BERTRAND is Président et CEO. The declarant has 41 filings in total, and across the sampled recent filings from 2016-01-05 to 2026-04-20, the indicated aggregated amounts are EUR 107071 of buys and EUR 11164602 of sells, with modal transaction nature shown as Attribution. They are listed as Executive Chair at ENTEGRIS INC and as Director at Harvard Bioscience INC and HARVARD BIOSCIENCE INC.
