InsidersTradesSigma
Total declarations
Companies
▲ Purchases (4 ops.)
▼ Sales (33 ops.)
Insider track record
ExecutiveDisclosed buys
4
Disclosed sells
33
T+90 hit rate
38%
T+90 mean return
-0.8%
Across 13 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the detailed record of transactions filed by LAZAR JACK R, Director. Insider active across 6 companies, notably Astera Labs, Inc.. Cumulatively, 79 filings have been logged. Breakdown: 4 buys · 33 sells. Total volume traded: €6.3m. History available since 10 June 2021. The latest transaction was disclosed on 4 June 2026 (Cession). Regulator: SEC (Form 4). All data is openly available.
Declarations79 total
8,372 sharesClass A Common StockSEC:0001193125-26-288912:0
837 shares0Common StockSEC:0001277624-26-000015:0
879 shares@ US$362.84050.0004% mcap5.5% of flowCommon StockSEC:0001277624-26-000015:1
854 shares@ US$361.10610.0004% mcap5.3% of flowCommon StockSEC:0001277624-26-000015:2
1,116 shares@ US$360.08790.0005% mcap6.9% of flowCommon StockSEC:0001277624-26-000015:3
877 shares@ US$359.32670.0004% mcap5.4% of flowCommon StockSEC:0001277624-26-000015:4
883 shares@ US$358.1360.0004% mcap5.5% of flowCommon StockSEC:0001277624-26-000015:5
566 shares@ US$356.94420.0003% mcap3.5% of flowCommon StockSEC:0001277624-26-000015:6
946 shares@ US$355.12730.0004% mcap5.8% of flowCommon StockSEC:0001277624-26-000015:7
373 shares@ US$354.38390.0002% mcap2.3% of flowCommon StockSEC:0001277624-26-000015:8
1,101 shares@ US$352.96650.0005% mcap6.7% of flowCommon StockSEC:0001277624-26-000015:9
318 shares@ US$351.71870.0001% mcap1.9% of flowCommon StockSEC:0001277624-26-000015:10
17 shares@ US$351.130.0000% mcap0.1% of flowCommon StockSEC:0001277624-26-000015:11
423 shares@ US$349.95570.0002% mcap2.6% of flowCommon StockSEC:0001277624-26-000015:12
193 shares@ US$347.83890.0001% mcap1.2% of flowCommon StockSEC:0001277624-26-000015:13
238 shares@ US$346.27170.0001% mcap1.4% of flowCommon StockSEC:0001277624-26-000015:14
246 shares@ US$345.23660.0001% mcap1.5% of flowCommon StockSEC:0001277624-26-000015:15
243 shares@ US$344.02940.0001% mcap1.4% of flowCommon StockSEC:0001277624-26-000015:16
527 shares@ US$342.54530.0002% mcap3.1% of flowCommon StockSEC:0001277624-26-000015:17
200 shares@ US$339.560.0001% mcap1.2% of flowCommon StockSEC:0001277624-26-000015:18
2,500 shares@ US$130.000.0010% mcap50.0% of flowCommon StockSEC:0001277624-26-000008:0
2,500 shares@ US$130.000.0005% mcap50.0% of flowCommon StockSEC:0001277624-26-000008
5,000 shares@ US$32.19520.1% of flowClass A Common StockSEC:0001193125-25-225307:0
2,351 shares0Common StockSEC:0001736297-25-000055:0
1,729 shares@ US$17.715.5% of flowCommon StockSEC:0001415889-25-009980:0
25 of 79 declarations
About LAZAR JACK R
LAZAR JACK R is a Director at Astera Labs, Inc., Resideo Technologies, INC., ThredUp Inc., BOX INC, Casper Sleep Inc., and Silicon Laboratories INC. He has made a total of 79 filings. In the most recent filings, he has executed sales totaling 6503006 EUR and purchases totaling 447358 EUR. The first filing date is June 14, 2021, and the last filing date is June 29, 2026.
