| Due Diligence for Asset Managers |
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| Photronics Inc | |
|---|---|
| Ticker | PLAB |
| CIK # | 0000810136 |
| CUSIP | 719405102 |
| Sector | Manufacturing - Semiconductors & Related Devices |
| Address | 15 Secor Road PO Box 5226, Brookfield, CT 06804 |
| Source | [EDGAR] |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0000810136] | 10-K | |
| [0000810136] | 10-Q | |
| [0000810136] | 3 | |
| [0000810136] | 4 | |
| [0000810136] | 5 | |
| [0000810136] | 8-K | |
| [0000810136] | SC 13G |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Lee Kang Jyh
PHOTRONICS STOCK OPTIONS · derivative
|
2026-03-26 | Option exercise | 5,000 | $0.00 | |
|
Lee Kang Jyh
COMMON STOCK
|
2026-03-26 | Option exercise | 5,000 | $10.75 | 53,750 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-03-26 | Sell | 5,000 | $40.80 | 204,000 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-03-23 | Sell | 10,000 | $39.00 | 390,000 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-03-19 | Sell | 10,000 | $35.80 | 358,000 |
|
Zhang RUI
COMMON STOCK
|
2026-02-09 | Grant | 1,467 | $0.00 | |
|
Alesio Todd Anthony
COMMON STOCK
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2026-02-09 | Grant | 983 | $0.00 | |
|
Rivera Eric
COMMON STOCK
|
2026-02-09 | Grant | 22,641 | $0.00 | |
|
Almeida Michelle
COMMON STOCK
|
2026-01-20 | Grant | 1,234 | $0.00 | |
|
Liao Daniel JL
COMMON STOCK
|
2026-01-20 | Grant | 1,234 | $0.00 | |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-16 | Sell | 10,000 | $34.51 | 345,100 |
|
Park Han Kyung
COMMON STOCK
|
2026-01-16 | Sell | 6,250 | $34.89 | 218,062 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-15 | Sell | 10,000 | $34.13 | 341,300 |
|
Park Han Kyung
COMMON STOCK
|
2026-01-13 | Sell | 7,500 | $33.70 | 252,750 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-13 | Sell | 10,000 | $34.42 | 344,200 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-12 | Sell | 10,000 | $33.05 | 330,500 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-07 | Sell | 10,000 | $34.83 | 348,300 |
|
Paladino Mary
COMMON STOCK
|
2026-01-06 | Sell | 11,250 | $35.11 | 394,988 |
|
Tyson Mitchell G
COMMON STOCK
|
2026-01-06 | Sell | 5,000 | $35.21 | 176,050 |
|
Lee Kang Jyh
COMMON STOCK
|
2026-01-06 | Sell | 10,000 | $35.41 | 354,100 |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 335 | 51,885,032 |
| 2025-12-31 | 312 | 52,235,872 |
| 2025-09-30 | 267 | 50,395,225 |
| 2025-06-30 | 255 | 51,535,670 |
| 2025-03-31 | 254 | 52,773,628 |
| 2024-12-31 | 266 | 54,434,492 |
| 2024-09-30 | 263 | 52,049,690 |
| 2024-06-30 | 272 | 52,888,007 |
| 2024-03-31 | 283 | 55,318,762 |
| 2023-12-31 | 284 | 56,106,201 |
| 2023-09-30 | 240 | 53,718,729 |
| 2023-06-30 | 246 | 52,325,392 |