InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (5 ops.)
Insider track record
Board DirectorDisclosed buys
1
Disclosed sells
5
T+90 hit rate
100%
T+90 mean return
+5.9%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by Boyce Sarah, Director. Director active across 5 companies, notably Berkeley Lights, Inc.. Cumulatively, 34 reports have been recorded. Breakdown: 1 buy · 5 sells. Total volume traded: €2.1m. History available since 14 May 2021. The latest transaction was disclosed on 20 March 2025 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations34 total
31,540 shares@ US$31.057834.8% of flowCommon StockSEC:0001599901-25-000073:0
4,738 shares@ US$28.59325.0% of flowCommon StockSEC:0001599901-25-000035:0
82,500 shares0Common StockSEC:0001599901-25-000021:0
31,855 shares@ US$32.6638.5% of flowCommon StockSEC:0001599901-24-000205:0
62,500 shares0Common StockSEC:0001599901-24-000158:0
28,000 shares@ US$1.241.2% of flowCommon StockSEC:0001599901-24-000127:0
28,000 shares@ US$1.241.2% of flowCommon StockSEC:0001599901-24-000115:0
20,000 sharesCommon StockSEC:0001846253-24-000050:0
62,500 shares0Common StockSEC:0001599901-24-000109:0
100,000 shares@ US$1.244.4% of flowCommon StockSEC:0001599901-24-000093:0
28,000 shares@ US$1.241.2% of flowCommon StockSEC:0001599901-24-000077:0
28,000 shares@ US$1.241.3% of flowCommon StockSEC:0001599901-24-000064:0
39,628 sharesCommon StockSEC:0001846253-24-000009:0
28,000 shares@ US$1.241.3% of flowCommon StockSEC:0001599901-24-000049:0
84,000 shares@ US$1.243.7% of flowCommon StockSEC:0001599901-24-000040:0
84,000 shares@ US$1.243.7% of flowCommon StockSEC:0001599901-24-000038:0
62,500 shares0Common StockSEC:0001599901-24-000011:0
5,092 shares@ US$10.131.8% of flowCommon StockSEC:0001599901-24-000011:1
900 shares@ US$1.240.0% of flowCommon StockSEC:0001209191-23-007092:0
8,753 shares0Common StockSEC:0001846253-23-000009:0
50,000 shares0Common StockSEC:0001209191-23-004768:0
21,000 shares@ US$2.7427100.0% of flowCommon StockSEC:0000899243-22-035698:0
Ideal exit: 6 Aug 2023 (T+270)
1,004 sharesCommon StockSEC:0000899243-22-035036:0
37,437 sharesCommon StockSEC:0000899243-22-035062:0
35,045 shares@ US$1.241.7% of flowCommon StockSEC:0001209191-22-047760:0
25 of 34 declarations
About Boyce Sarah
Sarah Boyce is a Board Member at Berkeley Lights, Inc. and Ligand Pharmaceuticals Inc. She contributes to the governance of these companies, bringing her expertise to guide strategic decisions.
