Rank One Computing Corporation
Ownership
Ownership Structure
Who owns Rank One Computing Corporation (ROC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Bleichroeder LP | 2.62 | 500,000 | +0.0 | 06/30/2026 |
| Alyeska Investment Group, L.P. | 1.83 | 350,000 | +0.0 | 06/30/2026 |
| G2 Investment Partners Management LLC | 1.21 | 230,168 | -48.8 | 06/30/2026 |
| 1492 Capital Management, LLC | 0.94 | 179,103 | -1.7 | 06/30/2026 |
| MYDA Advisors LLC | 0.52 | 100,000 | +0.0 | 06/30/2026 |
| Panoramic Capital, LLC | 0.40 | 76,681 | -56.2 | 06/30/2026 |
| Citadel Advisors Llc | 0.37 | 70,395 | +373.2 | 06/30/2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.30 | 57,946 | -50.8 | 06/30/2026 |
| Millennium Management LLC | 0.22 | 42,569 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 0.30 | 56,713 | -53.1 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Klum Scott Jeffrey | 10% Owner | 1,752,560 | 6,133,960 $ | Sep 30, 2026 | direct |
| Martinez Steven Mark | Director | 7,294 | 25,529 $ | Sep 1, 2026 | direct |
| Davis Edward Francis | Director | 7,294 | 25,529 $ | Sep 1, 2026 | direct |
| Meyerriecks Dawn Clawson | Director | 7,294 | 25,529 $ | Sep 1, 2026 | direct |
| Hibbeln Brian Ashley | Director | 7,294 | 25,529 $ | Sep 1, 2026 | direct |
| Kiernan Kathleen Louise | Director | 4,000 | 14,000 $ | Sep 14, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | Klum Scott Jeffrey | 10% Owner | Sell | 1,200,000 | 3.42 | 4,104,000 |
| Sep 14, 2026 | Kiernan Kathleen Louise | Director | Buy | 4,000 | 4.36 | 17,435 |
| Sep 1, 2026 | Martinez Steven Mark | Director | Other | 7,294 | 0.00 | – |
| Sep 1, 2026 | Kiernan Kathleen Louise | Director | Other | 2,510 | 0.00 | – |
| Sep 1, 2026 | Davis Edward Francis | Director | Other | 7,294 | 0.00 | – |
| Sep 1, 2026 | Meyerriecks Dawn Clawson | Director | Other | 7,294 | 0.00 | – |
| Sep 1, 2026 | Hibbeln Brian Ashley | Director | Other | 7,294 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 12, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.