Optimum Communications, Inc.
Ownership
Ownership Structure
Who owns Optimum Communications, Inc. (OPTU)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 93.0% of the shares are freely tradable; institutional investors hold 102.3%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| MILFAM LLC | 5.13 | 19,549,309 | +22.8 | 09/30/2026 |
| BlackRock Inc | 5.12 | 19,543,542 | -4.7 | 06/30/2026 |
| Kite Lake Capital Management (UK) LLP | 3.70 | 14,100,000 | +466.4 | 06/30/2026 |
| Empyrean Capital Partners, LP | 3.68 | 14,039,012 | -42.9 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.18 | 12,127,418 | +4.0 | 06/30/2026 |
| JPMorgan Chase & Co | 2.33 | 8,893,189 | -14.7 | 06/30/2026 |
| BW Gestao de Investimentos Ltda | 2.20 | 8,395,938 | +414.5 | 06/30/2026 |
| Millennium Management LLC | 2.02 | 7,723,322 | -18.9 | 06/30/2026 |
| State Street Corp | 1.92 | 7,309,337 | +14.8 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.57 | 9,795,641 | +59.1 | 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 |
|---|---|---|---|---|---|
| Subin Neil S | 10% Owner | 21,777,316 | 15,897,441 $ | Oct 23, 2026 | indirect |
| Mathew Dennis | Chairman and CEO | 2,539,405 | 1,853,766 $ | Oct 26, 2026 | direct |
| Olsen Michael | General Counsel and CCRO | 868,454 | 633,971 $ | Aug 3, 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 |
|---|---|---|---|---|---|---|
| Oct 26, 2026 | Mathew Dennis | Chairman and CEO | Other | 220,043 | 0.66 | 145,228 |
| Oct 23, 2026 | Subin Neil S | 10% Owner | Buy | 63,624 | 0.612 | 38,938 |
| Oct 22, 2026 | Subin Neil S | 10% Owner | Buy | 2,164,383 | 0.5196 | 1,124,613 |
| Aug 25, 2026 | Subin Neil S | 10% Owner | Buy | 400 | 0.85 | 340 |
| Aug 24, 2026 | Subin Neil S | 10% Owner | Buy | 171,711 | 0.835 | 143,379 |
| Aug 21, 2026 | Subin Neil S | 10% Owner | Buy | 535,191 | 0.8457 | 452,611 |
| Aug 20, 2026 | Subin Neil S | 10% Owner | Buy | 50,536 | 0.8473 | 42,819 |
| Aug 19, 2026 | Subin Neil S | 10% Owner | Buy | 1,291,471 | 0.8391 | 1,083,673 |
| Aug 3, 2026 | Olsen Michael | General Counsel and CCRO | Sell | 20,000 | 0.74 | 14,800 |
| Jul 31, 2026 | Subin Neil S | 10% Owner | Buy | 120,958 | 0.7415 | 89,690 |
| Jul 30, 2026 | Subin Neil S | 10% Owner | Buy | 732,279 | 0.743 | 544,083 |
| Jul 29, 2026 | Subin Neil S | 10% Owner | Buy | 129,808 | 0.7567 | 98,226 |
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: October 30, 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.