InsidersTradesSigma
Total declarations
Company
▲ Purchases (2 ops.)
▼ Sales (11 ops.)
Insider track record
CEODisclosed buys
2
Disclosed sells
11
T+90 hit rate
50%
T+90 mean return
-2.7%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by Talasaz AmirAli, Chairman & CEO. Director active across 1 company, notably Guardant Health, Inc.. Aggregated, 35 disclosures have been published. Breakdown: 2 buys · 11 sells. Total volume traded: €9.8m. History available since 13 August 2021. The latest transaction was filed on 21 August 2026 (Cession). Regulator: SEC (Form 4). All data is accessible without signup.
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Declarations35 total
9,023 shares@ US$168.1958Common StockSEC:0001753159-26-000020:0
20,888 shares@ US$169.1618Common StockSEC:0001753159-26-000020:1
7,589 shares@ US$170.2862Common StockSEC:0001753159-26-000020:2
75,000 shares0Common StockSEC:0001753159-26-000018:0
75,000 shares0Common StockSEC:0001753159-26-000018:1
111,804 sharesCommon StockSEC:0001753159-26-000014:0
64,037 sharesCommon StockSEC:0001753159-26-000014:1
52,935 sharesCommon StockSEC:0001753159-26-000014:2
143,028 sharesCommon StockSEC:0001753159-26-000014:3
25,812 sharesCommon StockSEC:0001753159-26-000014:4
70,513 sharesCommon StockSEC:0001753159-26-000014:5
46,663 sharesCommon StockSEC:0001753159-26-000014:6
40 sharesCommon StockSEC:0001753159-26-000014:7
2,817 shares0Common StockSEC:0001753159-26-000008:0
23,997 shares0Common StockSEC:0001753159-26-000008:2
9,716 shares0Common StockSEC:0001753159-26-000008:3
1,428 shares@ US$92.371.1% of flowCommon StockSEC:0001753159-26-000008:1
17,087 shares@ US$91.1513.1% of flowCommon StockSEC:0001753159-26-000008:4
13,209 shares0Common StockSEC:0001753159-26-000006:0
4,815 shares0Common StockSEC:0001753159-26-000002:0
387,946 shares0Common StockSEC:0001753159-25-000006:0
4,814 shares0Common StockSEC:0001753159-25-000004:0
4,815 shares0Common StockSEC:0001576280-25-000213:0
1,680 shares@ US$50.00411.0% of flowCommon StockSEC:0001576280-25-000169:0
18,069 shares@ US$47.66598.7% of flowCommon StockSEC:0001576280-25-000141:0
25 of 35 declarations
About Talasaz AmirAli
Talasaz AmirAli is Co-Président-Directeur Général and Co-Chief Executive Officer at Guardant Health, Inc. He has reported 30 filings, and across the 30 sampled filings, buys total 3528466 EUR and sells total 835771 EUR, with filings ranging from 2021-08-17 to 2026-06-30. The modal transaction nature is Levée d'options.
