Position in PLAB
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$1,198,520
+$648,728 QoQ
Shares Held
29,659
+72.6% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PLAB Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026GSA CAPITAL PARTNERS LLP holds $15,028,112 across 18 Semiconductor Equipment & Materials names. PLAB ranks #5 (8.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMKR |
Amkor Technology, Inc.
|
30,804 | $1,387,104 | |
| 2 | AXTI |
Axt Inc
|
24,123 | $1,374,528 | |
| 3 | FORM |
Formfactor Inc
|
13,993 | $1,357,181 | |
| 4 | UCTT |
Ultra Clean Holdings, Inc.
|
20,923 | $1,300,992 | |
| 5 | PLAB |
Photronics Inc
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|
29,659 | $1,198,520 | |
| 6 | AMAT |
Applied Materials Inc /De
|
3,084 | $1,054,080 | |
| 7 | ACMR |
ACM Research, Inc.
|
26,759 | $1,052,966 | |
| 8 | AMBA |
Ambarella Inc
|
20,069 | $1,033,152 |
All Filings in PLAB
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,198,520 | 29,659 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $549,792 | 17,181 | Shares | Sole | 2026-02-06 | |
| 2021-09-30 | $604,776 | 44,371 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $562,666 | 42,594 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $456,748 | 35,517 | Shares | Sole | 2021-05-10 | |
| 2020-12-31 | $2,076,384 | 186,056 | Shares | Sole | 2021-02-03 | |
| 2020-03-31 | $338,005 | 32,944 | Shares | Sole | 2020-05-12 | |
| No filing history on record for this holder in this stock. | ||||||