Penbrook Management’s Photronics PLAB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $3.91M | Sell |
96,730
-13,950
| -13% | -$505K | 2.96% | 7 |
|
|
2025
Q4 | $3.54M | Sell |
110,680
-700
| -0.6% | -$18.1K | 2.44% | 8 |
|
|
2025
Q3 | $2.56M | Sell |
111,380
-87,095
| -44% | -$1.86M | 1.78% | 11 |
|
|
2025
Q2 | $3.91M | Buy |
198,475
+106,430
| +116% | +$1.99M | 1.48% | 10 |
|
|
2025
Q1 | $1.91M | Sell |
92,045
-1,000
| -1% | -$22.3K | 1.44% | 12 |
|
|
2024
Q4 | $2.19M | Buy |
93,045
+350
| +0.4% | +$8.57K | 1.5% | 11 |
|
|
2024
Q3 | $2.3M | Sell |
92,695
-10,700
| -10% | -$259K | 1.49% | 11 |
|
|
2024
Q2 | $2.55M | Sell |
103,395
-11,100
| -10% | -$301K | 1.56% | 11 |
|
|
2024
Q1 | $3.24M | Sell |
114,495
-7,305
| -6% | -$217K | 2.01% | 10 |
|
|
2023
Q4 | $3.82M | Sell |
121,800
-300
| -0.2% | -$6.67K | 2.57% | 6 |
|
|
2023
Q3 | $2.47M | Sell |
122,100
-300
| -0.2% | -$7.01K | 1.81% | 11 |
|
|
2023
Q2 | $3.16M | Sell |
122,400
-2,000
| -2% | -$37.1K | 2.29% | 8 |
|
|
2023
Q1 | $2.06M | Sell |
124,400
-500
| -0.4% | -$8.79K | 1.58% | 15 |
|
|
2022
Q4 | $2.1M | Sell |
124,900
-800
| -0.6% | -$13.6K | 1.79% | 12 |
|
|
2022
Q3 | $1.84M | Sell |
125,700
-4,050
| -3% | -$79.7K | 1.58% | 15 |
|
|
2022
Q2 | $2.53M | Sell |
129,750
-9,150
| -7% | -$160K | 1.99% | 10 |
|
|
2022
Q1 | $2.36M | Sell |
138,900
-1,700
| -1% | -$30.6K | 1.53% | 12 |
|
|
2021
Q4 | $2.65M | Sell |
140,600
-250
| -0.2% | -$3.66K | 1.6% | 14 |
|
|
2021
Q3 | $1.92M | Sell |
140,850
-800
| -0.6% | -$10.8K | 1.19% | 25 |
|
|
2021
Q2 | $1.87M | Buy |
141,650
+1,100
| +0.8% | +$14.4K | 1.12% | 28 |
|
|
2021
Q1 | $1.81M | Sell |
140,550
-600
| -0.4% | -$7.26K | 1.3% | 24 |
|
|
2020
Q4 | $1.57M | Buy |
141,150
+84,750
| +150% | +$927K | 1.21% | 26 |
|
|
2020
Q3 | $562K | Buy |
56,400
+2,800
| +5% | +$30.3K | 0.49% | 59 |
|
|
2020
Q2 | $597K | Sell |
53,600
-300
| -0.6% | -$3.44K | 0.59% | 51 |
|
|
2020
Q1 | $553K | Sell |
53,900
-5,500
| -9% | -$72K | 0.71% | 41 |
|
|
2019
Q4 | $936K | Sell |
59,400
-50
| -0.1% | -$629 | 0.91% | 37 |
|
|
2019
Q3 | $647K | Buy |
59,450
+400
| +0.7% | +$3.87K | 0.7% | 51 |
|
|
2019
Q2 | $484K | Hold |
59,050
| – | – | 0.52% | 67 |
|
|
2019
Q1 | $558K | Sell |
59,050
-4,000
| -6% | -$40.5K | 0.58% | 60 |
|
|
2018
Q4 | $610K | Sell |
63,050
-2,100
| -3% | -$20.2K | 0.7% | 46 |
|
|
2018
Q3 | $642K | Sell |
65,150
-2,600
| -4% | -$24.2K | 0.61% | 59 |
|
|
2018
Q2 | $540K | Hold |
67,750
| – | – | 0.52% | 67 |
|
|
2018
Q1 | $559K | Sell |
67,750
-13,000
| -16% | -$109K | 0.56% | 65 |
|
|
2017
Q4 | $688K | Buy |
+80,750
| New | +$738K | 0.62% | 56 |
|
Other funds holding PLAB
VPM
VCM
Penbrook Management's PLAB Position: Q1 2026 in Review
Penbrook Management reduced its Photronics (PLAB) stake by 13% in Q1 2026, selling an estimated $505K and leaving 96,730 shares worth $3.91M. The position accounts for 2.96% of the portfolio, ranked #7.
Penbrook Management first reported a position in PLAB in Q4 2017 and has held it in 34 quarters since. The position peaked at $3.91M in Q2 2025. 330 funds tracked by Wall St. Rank hold PLAB as of Q1 2026.
- Penbrook Management held 96,730 shares of Photronics worth $3.91M as of Q1 2026.
- Penbrook Management sold 13,950 Photronics shares in Q1 2026, an estimated $505K.
- Photronics made up 2.96% of Penbrook Management's portfolio in Q1 2026, its #7 holding.
- Penbrook Management first reported a position in Photronics in Q4 2017 and has held it in 34 quarters since.
- Penbrook Management's Photronics position peaked at $3.91M in Q2 2025.
- 330 funds tracked by Wall St. Rank held Photronics as of Q1 2026.
Based on Penbrook Management's 13F filing for Q1 2026, filed 21 Apr 2026.