Karen Blasing is Director at Zscaler, Inc. (ZS). They have made 54 open-market trades across 4 companies since 2012, most recently 2026-06-17.
CIK 0001256358
1 open-market purchase totalling $250K since 2018, against 53 sales. Too few scored purchases to measure a record yet.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| GTLB | SELL · 10b5-1 | 2025-10-15 | 2025-10-16 | $45.26 | $147K | +3.2% | -8.7% | -22.6% |
| GTLB | SELL · 10b5-1 | 2025-09-15 | 2025-09-17 | $50.05 | $305K | -7.8% | -10.8% | -25.0% |
| GTLB | SELL · 10b5-1 | 2025-08-18 | 2025-08-19 | $45.00 | $146K | +10.2% | +14.8% | -2.2% |
| GTLB | SELL · 10b5-1 | 2025-07-18 | 2025-07-21 | $45.00 | $146K | -3.3% | -3.6% | +3.9% |
| GTLB | SELL · 10b5-1 | 2025-06-27 | 2025-06-30 | $45.00 | $146K | -6.1% | +3.2% | +4.7% |
| GTLB | SELL · 10b5-1 | 2025-05-15 | 2025-05-15 | $51.54 | $320K | -11.1% | -19.1% | -20.1% |
| GTLB | SELL · 10b5-1 | 2025-04-23 | 2025-04-24 | $45.00 | $146K | +2.4% | +5.8% | +3.8% |
| GTLB | SELL · 10b5-1 | 2025-03-17 | 2025-03-19 | $51.91 | $337K | -6.4% | -18.4% | -16.6% |
| GTLB | SELL · 10b5-1 | 2025-02-18 | 2025-02-19 | $70.67 | $876K | -18.8% | -26.5% | -27.6% |
| GTLB | SELL · 10b5-1 | 2025-01-15 | 2025-01-16 | $63.19 | $822K | +8.1% | +10.0% | -35.2% |
| GTLB | SELL · 10b5-1 | 2024-12-16 | 2024-12-17 | $58.99 | $383K | -4.5% | +8.6% | -12.1% |
| GTLB | SELL · 10b5-1 | 2024-11-15 | 2024-11-19 | $59.41 | $193K | +3.0% | -9.0% | +17.0% |
| GTLB | SELL · 10b5-1 | 2024-10-15 | 2024-10-16 | $54.72 | $178K | -0.7% | +10.3% | +12.8% |
| GTLB | SELL · 10b5-1 | 2024-09-16 | 2024-09-18 | $53.35 | $173K | -2.0% | +5.2% | +12.5% |
| GTLB | SELL · 10b5-1 | 2024-08-16 | 2024-08-19 | $45.00 | $146K | +2.2% | +9.2% | +28.0% |
| GTLB | SELL · 10b5-1 | 2024-07-15 | 2024-07-17 | $54.41 | $673K | -3.0% | -16.7% | -0.1% |
| GTLB | SELL · 10b5-1 | 2024-06-26 | 2024-06-28 | $45.00 | $158K | +4.9% | +6.5% | +3.5% |
| ZS | SELL · 10b5-1 | 2024-02-14 | 2024-02-15 | $251.32 | $2.9M | -6.4% | -22.7% | -28.5% |
| ZS | SELL · 10b5-1 | 2024-02-08 | 2024-02-09 | $250.00 | $750K | -10.9% | -20.9% | -32.2% |
| ZS | SELL · 10b5-1 | 2024-01-31 | 2024-02-01 | $236.34 | $3.2M | +1.3% | -10.6% | -28.1% |
| ZS | SELL · 10b5-1 | 2024-01-17 | 2024-01-18 | $224.45 | $2.9M | +5.3% | +8.8% | -24.5% |
| ZS | SELL · 10b5-1 | 2024-01-03 | 2024-01-05 | $210.03 | $2.6M | +6.9% | +8.8% | -14.7% |
| ZS | SELL · 10b5-1 | 2023-12-20 | 2024-01-05 | $218.06 | $2.4M | +6.9% | +8.8% | -14.7% |
| ZS | SELL · 10b5-1 | 2023-12-06 | 2023-12-06 | $200.19 | $2.0M | +12.5% | +6.0% | +4.3% |
| ZS | SELL · 10b5-1 | 2023-11-22 | 2023-11-27 | $191.17 | $2.6M | +8.9% | +22.5% | +31.5% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.