| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | Chief Financial Officer
7 companies
Lazar Jack R is a Director at TDUP, with reported holdings spanning 7 companies. Recent filings cover 9 purchases and 76 sales. Those positions are worth an estimated $32.0M at current prices.
Our model assigns Lazar Jack R a middling insider score of 56/100, based on 20 past trades. Over a 12-month horizon, 50.0% of those trades were profitable, with an average 12-month return of -18.0%.
Lazar Jack R's largest disclosed position is in ALAB as Director, worth about $26.6M. The recent filings there lean toward selling, a net 82,500 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 10,000 | $355.17 | $3,551,678.57 | -11.7% | -23.4% | - | |
| Mar 16, 2026 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 2,500 | $130.00 | $325,000.00 | -2.9% | +205.3% | - | |
| Mar 5, 2026 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 7,500 | $119.80 | $898,471.64 | -7.9% | +202.6% | - | |
| Dec 4, 2025 | BOX Box Inc | Director | Sell10b5-1 | 2,500 | $31.77 | $79,420.00 | -9.0% | -17.2% | - | |
| Nov 20, 2025 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 2,500 | $149.55 | $373,873.28 | -2.6% | -7.0% | - | |
| Sep 26, 2025 | BOX Box Inc | Director | Sell10b5-1 | 5,000 | $32.20 | $160,975.00 | -15.2% | -7.1% | -3.0% | |
| Aug 27, 2025 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 22,500 | $178.42 | $4,014,397.74 | -18.8% | -19.2% | +69.7% | |
| Feb 18, 2025 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 5,000 | $91.69 | $458,450.37 | -4.1% | -3.2% | +38.9% | |
| Nov 15, 2024 | ALAB Astera Labs, Inc. | Director | Sell10b5-1 | 12,500 | $86.44 | $1,080,438.55 | -9.3% | +2.0% | +67.0% | |
| Nov 12, 2024 | BOX Box Inc | Director | Sell10b5-1 | 2,500 | $34.75 | $86,875.00 | -8.6% | +1.3% | -6.7% |