Position in TER
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$1,948,335
+$1,416,433 QoQ
Shares Held
6,572
+139.2% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
9 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in TER Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026SIMPLEX TRADING, LLC holds $50,469,092 across 17 Semiconductor Equipment & Materials names. TER ranks #6 (3.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASML |
Asml Holding NV
|
16,741 | $22,112,015 | |
| 2 | AXTI |
Axt Inc
|
173,574 | $9,890,246 | |
| 3 | CAMT |
Camtek Ltd
|
43,213 | $6,551,522 | |
| 4 | AMAT |
Applied Materials Inc /De
|
11,757 | $4,018,425 | |
| 5 | LRCX |
Lam Research Corp
|
16,078 | $3,435,225 | |
| 6 | TER |
Teradyne, Inc
This page
|
6,572 | $1,948,335 | |
| 7 | ACMR |
ACM Research, Inc.
|
24,464 | $962,658 | |
| 8 | UCTT |
Ultra Clean Holdings, Inc.
|
5,210 | $323,957 |
All Filings in TER
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,948,335 | 6,572 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $531,902 | 2,748 | Shares | Sole | 2026-02-11 | |
| 2024-06-30 | $4,317,463 | 29,115 | Shares | Sole | 2024-07-25 | |
| 2021-12-31 | $306,618 | 1,875 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $1,592,026 | 14,583 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $2,127,686 | 15,883 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $442,793 | 3,639 | Shares | Sole | 2021-04-26 | |
| 2020-09-30 | $1,319,274 | 16,603 | Shares | Sole | 2020-10-14 | |
| 2020-03-31 | $629,563 | 11,622 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||