Simplex Trading’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
$279K Sell
6,900
-140,500
-95% -$5.08M ﹤0.01% 3904
2025
Q4
$4.72M Buy
147,400
+131,200
+810% +$3.38M ﹤0.01% 1315
2025
Q3
$371K Sell
16,200
-700
-4% -$15K ﹤0.01% 4209
2025
Q2
$318K Sell
16,900
-20,000
-54% -$374K ﹤0.01% 4006
2025
Q1
$766K Buy
36,900
+28,300
+329% +$630K ﹤0.01% 2959
2024
Q4
$202K Sell
8,600
-25,000
-74% -$612K ﹤0.01% 4508
2024
Q3
$831K Sell
33,600
-1,600
-5% -$38.7K ﹤0.01% 3089
2024
Q2
$868K Buy
35,200
+1,500
+4% +$40.7K ﹤0.01% 3067
2024
Q1
$954K Buy
33,700
+29,700
+743% +$884K ﹤0.01% 3170
2023
Q4
$125K Sell
4,000
-26,400
-87% -$587K ﹤0.01% 5150
2023
Q3
$614K Buy
30,400
+24,000
+375% +$561K ﹤0.01% 3186
2023
Q2
$165K Sell
6,400
-6,400
-50% -$119K ﹤0.01% 4523
2023
Q1
$212K Sell
12,800
-3,100
-19% -$54.5K ﹤0.01% 4252
2022
Q4
$267K Sell
15,900
-36,300
-70% -$619K ﹤0.01% 3878
2022
Q3
$763K Buy
52,200
+32,500
+165% +$639K ﹤0.01% 2973
2022
Q2
$383K Buy
19,700
+12,400
+170% +$217K ﹤0.01% 3790
2022
Q1
$123K Sell
7,300
-5,100
-41% -$91.8K ﹤0.01% 5854
2021
Q4
$233K Buy
12,400
+5,100
+70% +$74.7K ﹤0.01% 4959
2021
Q3
$95K Hold
7,300
﹤0.01% 6691
2021
Q2
$96K Buy
7,300
+7,093
+3,427% +$92.8K ﹤0.01% 6787
2021
Q1
$266K Buy
207
+174
+527% +$2.11K ﹤0.01% 4299
2020
Q4
$36K Sell
33
-112
-77% -$1.23K ﹤0.01% 6501
2020
Q3
$144K Buy
145
+142
+4,733% +$1.53K ﹤0.01% 4511
2020
Q2
$3K Sell
3
-64
-96% -$735 ﹤0.01% 7169
2020
Q1
$68K Buy
67
+55
+458% +$720 ﹤0.01% 4804
2019
Q4
$18K Buy
12
+9
+300% +$113 ﹤0.01% 6028
2019
Q3
$3K Buy
3
+1
+50% +$10 ﹤0.01% 6817
2019
Q2
$1K Sell
2
-26
-93% -$231 ﹤0.01% 6899
2019
Q1
$26K Buy
28
+19
+211% +$192 ﹤0.01% 5537
2018
Q4
$8K Sell
9
-24
-73% -$231 ﹤0.01% 5983
2018
Q3
$32K Sell
33
-19
-37% -$177 ﹤0.01% 5586
2018
Q2
$41K Buy
+52
New +$430 ﹤0.01% 5265
2017
Q4
Sell
-20
Closed -$2K 6518
2017
Q3
$2K Sell
20
-247
-93% -$2.19K ﹤0.01% 5131
2017
Q2
$1K Buy
267
+15
+6% +$158 ﹤0.01% 5682
2017
Q1
$3K Buy
252
+223
+769% +$2.48K ﹤0.01% 5045
2016
Q4
$1K Buy
29
+5
+21% +$52 ﹤0.01% 5474
2016
Q3
$1K Buy
+24
New +$231 ﹤0.01% 5409
2016
Q2
Sell
-7
Closed -$2K 6320
2016
Q1
$2K Sell
7
-10
-59% -$108 ﹤0.01% 4780
2015
Q4
$3K Buy
+17
New +$183 ﹤0.01% 4277

Other funds holding PLAB

Simplex Trading's PLAB Position: Q1 2026 in Review

Simplex Trading opened a new position in Photronics (PLAB) in Q1 2026: 5,626 shares worth $227K. The stake represents ﹤0.01% of the portfolio and ranks #4154 among its holdings. This is a return to the name: Simplex Trading previously reported a position in PLAB as recently as Q2 2025.

Simplex Trading first reported a position in PLAB in Q4 2014 and has held it in 30 quarters since. The position peaked at $724K in Q4 2024. 330 funds tracked by Wall St. Rank hold PLAB as of Q1 2026.

  • Simplex Trading held 5,626 shares of Photronics worth $227K as of Q1 2026.
  • Photronics was a new Simplex Trading position in Q1 2026.
  • Photronics made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4154 holding.
  • Simplex Trading first reported a position in Photronics in Q4 2014 and has held it in 30 quarters since.
  • Simplex Trading's Photronics position peaked at $724K in Q4 2024.
  • 330 funds tracked by Wall St. Rank held Photronics as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.