Lee Kang Jyh
SEC Form 4 insider trading activity
Lee Kang Jyh has filed 21 SEC Form 4 filings (31 transaction rows) across 1 company, with disclosures dating back to 2025. 20 of those filings fall inside the rolling window. Most recent filing: Apr 20, 2026.
On the most recent filing, Lee Kang Jyh is listed as Director at PHOTRONICS INC. Inside the rolling window, Lee Kang Jyh reported no open-market purchases and 22 open-market sales totaling $8.1M in PLAB. The largest disclosed transaction in the window is a sale of 20,000 PLAB shares on Apr 16, 2026, worth $919K.
Companies traded
Other insiders at PLAB
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$8.1M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| PLAB | Director | Sale | 20,000 | $919K | Apr 20 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $451K | Apr 17 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $225K | Apr 15 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $220K | Apr 13 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $216K | Apr 10 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $203K | Apr 8 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $210K | Apr 3 | SEC ↗ | |
| PLAB | Director | Sale | 5,000 | $204K | Mar 30 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $390K | Mar 25 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $358K | Mar 24 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $345K | Jan 20 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $341K | Jan 16 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $344K | Jan 15 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $331K | Jan 14 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $348K | Jan 9 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $339K | Jan 7 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $354K | Jan 7 | SEC ↗ | |
| PLAB | Director | Sale | 8,750 | $293K | Jan 6 | SEC ↗ | |
| PLAB | Director | Sale | 8,750 | $300K | Dec 23 | SEC ↗ | |
| PLAB | Director | Sale | 20,000 | $771K | Dec 16 | SEC ↗ | |
| PLAB | Director | Sale | 20,000 | $729K | Dec 16 | SEC ↗ | |
| PLAB | Director | Sale | 10,000 | $253K | Oct 8 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Aug 29, 2025 | PLAB | Sale | $203K |
Frequently asked questions
How many SEC Form 4 filings has Lee Kang Jyh made?
Lee Kang Jyh has filed 21 SEC Form 4 filings (31 transaction rows) across 1 company since 2025.
Which companies does Lee Kang Jyh trade?
Lee Kang Jyh has filed SEC Form 4 disclosures for 1 company, including PLAB.
When was Lee Kang Jyh's most recent SEC Form 4 filing?
Lee Kang Jyh's most recent SEC Form 4 filing on Tracefour is dated Apr 20, 2026.
What is Lee Kang Jyh's total buy and sell value in the current window?
Inside the rolling retention window, Lee Kang Jyh bought $0 and sold $8.1M based on SEC Form 4 filings.
What was Lee Kang Jyh's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 20,000 PLAB shares on 2026-04-16, worth $919K, per SEC Form 4 filings.