Position in REFR
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$305
+$9 QoQ
Shares Held
332
+106.2% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in REFR Over Time
Shares Held
Position Value (USD)
Position in Electronic Components
Technology · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $43,920,263 across 22 Electronic Components names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GLW |
Corning Inc /Ny
|
90,456 | $23,105,176 | |
| 2 | SANM |
Sanmina Corp
|
11,674 | $2,954,455 | |
| 3 | BHE |
Benchmark Electronics Inc
|
28,840 | $2,845,642 | |
| 4 | OUST |
Ouster, Inc.
|
43,750 | $2,735,250 | |
| 5 | TTMI |
Ttm Technologies Inc
|
12,748 | $2,384,130 | |
| 6 | VICR |
Vicor Corp
|
5,258 | $1,996,883 | |
| 7 | MEI |
Methode Electronics Inc
|
105,193 | $1,995,511 | |
| 8 | ROG |
Rogers Corp
|
7,416 | $1,214,221 |
All Filings in REFR
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $305 | 332 | Shares | Sole | 2026-05-14 | |
| 2024-06-30 | $296 | 161 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $2 | 2,300 | Shares | Sole | 2024-04-25 | |
| 2023-12-31 | $3 | 3,818 | Shares | Sole | 2024-02-02 | |
| 2023-09-30 | $102 | 95 | Shares | Sole | 2023-11-01 | |
| 2023-06-30 | $160 | 100 | Shares | Sole | 2023-08-04 | |
| 2021-03-31 | $42,920 | 15,113 | Shares | Sole | 2021-04-26 | |
| 2020-12-31 | $44,263 | 15,752 | Shares | Sole | 2021-02-02 | |
| 2020-09-30 | $42,057 | 15,577 | Shares | Sole | 2020-10-14 | |
| 2020-06-30 | $59,560 | 14,670 | Shares | Sole | 2020-07-13 | |
| 2020-03-31 | $31,880 | 13,624 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||