InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (22 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
22
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the complete record of transactions filed by Zalevsky Jonathan, Directeur de la Recherche et du Développement. Insider active across 2 companies, notably NEKTAR THERAPEUTICS. In total, 29 disclosures have been published. Breakdown: 0 buy · 22 sells. Total volume traded: €1.4m. Activity tracked since 17 May 2021. The latest transaction was filed on 18 August 2026 (Cession). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Zalevsky Jonathan
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations29 total
186 shares@ US$71.980.0005% mcap0.9% of flowCommon StockSEC:0001193125-26-359588:0
180 shares@ US$73.000.8% of flowCommon StockSEC:0001193125-26-061886:0
3,867 shares@ US$35.679.0% of flowCommon StockSEC:0001193125-26-019843:0
6,250 shares0Common StockSEC:0001193125-25-331189:0
2,666 shares0Common StockSEC:0001193125-25-297855:0
793 shares@ US$32.4343.1% of flowCommon StockSEC:0000950170-25-113692:0
485 shares@ US$30.1043.1% of flowCommon StockSEC:0000950170-25-113130:0
725 shares@ US$26.59100.0% of flowCommon StockSEC:0000950170-25-110775:0
10,712 shares@ US$0.670.5% of flowCommon StockSEC:0000950170-25-075979:0
10,300 shares@ US$1.010.7% of flowCommon StockSEC:0000950170-25-025043:0
51,115 shares@ US$0.943.3% of flowCommon StockSEC:0000950170-24-139242:0
135,000 shares0Common StockSEC:0000950170-24-137545:0
7,785 shares@ US$1.010.5% of flowCommon StockSEC:0000950170-24-129463:0
6,866 shares@ US$1.280.6% of flowCommon StockSEC:0000950170-24-099354:0
7,355 shares@ US$1.750.9% of flowCommon StockSEC:0000950170-24-062645:0
9,014 shares@ US$0.680.4% of flowCommon StockSEC:0000950170-24-019045:0
9,646 shares@ US$0.490.3% of flowCommon StockSEC:0001209191-23-056184:0
9,703 shares@ US$0.780.5% of flowCommon StockSEC:0001209191-23-046462:0
9,791 shares@ US$0.720.5% of flowCommon StockSEC:0001209191-23-030448:0
10,484 shares@ US$3.002.1% of flowCommon StockSEC:0001209191-23-010956:0
13,460 shares@ US$3.573.3% of flowCommon StockSEC:0001209191-22-057968:0
73,716 shares@ US$4.6524.5% of flowCommon StockSEC:0001209191-22-046909:0
135,000 shares0Common StockSEC:0001209191-22-046489:0
23,950 shares0Common StockSEC:0001209191-22-029905:0
10,912 shares@ US$10.958.0% of flowCommon StockSEC:0001209191-22-011442:0
25 of 29 declarations
About Zalevsky Jonathan
Zalevsky Jonathan is Director of Research and Development. He has made 28 filings in total, and across the sampled recent filings between 2021-05-19 and 2026-02-20, the activity consists of sales totaling EUR 1,373,233, with no purchases reported.
