RUBICON TECHNOLOGY INC (RBCN)
Institutional ownership reported to the SEC as of Q1 2024, across 19 quarters.
1
Reporting holders
$126
Reported value
0.0%
Held as options
+0
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Highlander Capital Management, LLC | $126 | 150 | 0.00% | 2q | HELD |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q1 2024 | 1 | $126 | 150 | 0 | 0 | 0 | 0.0% |
| Q4 2023 | 1 | $117 | 150 | 1 | 0 | 0 | 0.0% |
| Q4 2022 | 3 | $246.5K | 150,664 | 1 | 1 | 0 | 0.0% |
| Q3 2022 | 14 | $867.3K | 404,596 | 6 | 1 | 5 | 0.0% |
| Q2 2022 | 15 | $4.6M | 502,394 | 2 | 2 | 6 | 0.0% |
| Q1 2022 | 15 | $4.8M | 519,014 | 0 | 0 | 5 | 0.0% |
| Q4 2021 | 16 | $4.8M | 532,369 | 2 | 1 | 4 | 0.0% |
| Q3 2021 | 16 | $5.6M | 551,745 | 0 | 1 | 5 | 0.0% |
| Q2 2021 | 18 | $5.5M | 580,651 | 0 | 2 | 5 | 0.0% |
| Q1 2021 | 19 | $6.4M | 624,699 | 3 | 5 | 4 | 0.0% |
| Q4 2020 | 16 | $5.5M | 610,523 | 3 | 3 | 4 | 0.0% |
| Q3 2020 | 14 | $5.0M | 588,366 | 1 | 1 | 4 | 0.0% |
| Q2 2020 | 15 | $5.4M | 687,527 | 3 | 3 | 4 | 0.0% |
| Q1 2020 | 14 | $4.6M | 602,953 | 1 | 3 | 5 | 0.0% |
| Q4 2019 | 15 | $5.6M | 668,892 | 2 | 3 | 5 | 0.0% |
| Q3 2019 | 15 | $7.4M | 778,411 | 2 | 3 | 2 | 0.0% |
| Q2 2019 | 14 | $6.1M | 735,868 | 0 | 2 | 2 | 0.0% |
| Q1 2019 | 16 | $5.9M | 733,635 | 0 | 1 | 7 | 0.0% |
| Q4 2018 | 16 | $6.1M | 767,007 | 0 | 0 | 2 | 0.0% |