InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (61 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
61
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 Leproust Emily M., Chief Executive Officer. Director active across 3 companies, notably Twist Bioscience Corp. Aggregated, 127 filings have been recorded. Split: 0 buy · 61 sells. Total volume traded: €29.5m. History available since 12 May 2021. The latest transaction was disclosed on 25 August 2026 (Cession). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Leproust Emily M.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations127 total
12,648 shares@ US$150.564Common StockSEC:0001214659-26-010968:0
12,236 shares@ US$151.355Common StockSEC:0001214659-26-010968:1
6,412 shares@ US$152.75Common StockSEC:0001214659-26-010968:2
9,181 shares@ US$153.927Common StockSEC:0001214659-26-010968:3
1,093 shares@ US$154.446Common StockSEC:0001214659-26-010968:4
6,639 shares@ US$139.0660.010% mcap1.7% of flowCommon StockSEC:0001214659-26-010828:0
19,952 shares@ US$26.660.0068% mcap1.0% of flowCommon StockSEC:0001214659-26-010403:0
19,952 shares@ US$125.07560.032% mcap4.8% of flowCommon StockSEC:0001214659-26-010403:1
113,318 shares@ US$26.660.042% mcap6.5% of flowCommon StockSEC:0001214659-26-009994:0
113,318 shares@ US$125.16150.20% mcap30.4% of flowCommon StockSEC:0001214659-26-009994:1
5,101 shares@ US$85.32120.0070% mcap2.8% of flowCommon StockSEC:0001214659-26-009655:0
18,880 sharesCommon StockSEC:0001214659-26-007800:0
3,576 sharesClass A Common StockSEC:0001753655-26-000002:0
151 shares@ US$66.000.0001% mcap0.1% of flowCommon StockSEC:0001214659-26-005005:4
1,610 shares@ US$8.820.0002% mcap0.1% of flowCommon StockSEC:0001214659-26-005005:0
1,610 shares@ US$65.010.0013% mcap0.8% of flowCommon StockSEC:0001214659-26-005005:1
8,061 shares@ US$8.820.0009% mcap0.6% of flowCommon StockSEC:0001214659-26-005005:2
7,910 shares@ US$65.2750.0066% mcap4.1% of flowCommon StockSEC:0001214659-26-005005:3
1,742 shares@ US$43.78640.8% of flowCommon StockSEC:0001214659-26-003721:0
2,423 shares@ US$46.4260.8% of flowCommon StockSEC:0001214659-26-003063:0
7,205 shares@ US$46.70982.5% of flowCommon StockSEC:0001214659-26-002441:0
5,001 shares@ US$46.5761.7% of flowCommon StockSEC:0001214659-26-001240:0
1,605 shares@ US$34.5560.4% of flowCommon StockSEC:0001214659-25-018401:0
2,255 shares@ US$32.8780.6% of flowCommon StockSEC:0001214659-25-017849:0
2,663 shares@ US$26.50350.6% of flowCommon StockSEC:0001214659-25-017218:0
25 of 127 declarations
About Leproust Emily M.
Emily M. Leproust is Chief Executive Officer at Twist Bioscience Corp, and is also a Director at GeneDx Holdings Corp. and Sema4 Holdings Corp. She has 116 filings in total, and in the recent filings sampled there are only sales for EUR 8509324, with transactions ranging from 2021-05-13 to 2026-06-26.
