Optimum (NYSE: OPTU) insider buys 3.0 million shares, lifts stake

What happened

Optimum Communications, Inc. (NYSE: OPTU) said Neil S. Subin, a 10% owner, bought 3,032,354 Class A Common Stock shares.

The Form 4/A was filed on 2026-10-09. The buying ran from 2026-07-29 to 2026-08-25 in eight trades.

The stake was built over time, not in one block.

Reported beneficial ownership rose from 16,516,955 shares to 19,549,309 shares.

The shares cost from $0.74 to $0.85 each, for about $2.45 million.

The largest lot was 1,291,471 shares on 2026-08-19 at $0.8391. The smallest was 400 shares on 2026-08-25 at $0.85.

The filing says the Class A Common Shares were owned by Dark Mirage, LP.

It also says Subin, MILFAM LLC and MILFAM GP, LLC may be deemed beneficial owners of those shares.

Key numbers

Metric	Latest	Change	Source
Shares bought	3,032,354 shares		SEC Form 4/A
Purchase price range	from $0.74 to $0.85 per share		SEC Form 4/A
Total value	about $2.45 million		SEC Form 4/A
Shares held after purchase	19,549,309 shares	from 16,516,955 shares, +3,032,354 shares	SEC Form 4/A

Read more: Optimum Communications (OPTU) stock analysis and investment case

Why it matters

OptimistFi's case is that Optimum is a debt-heavy cable and broadband turnaround. Its equity works only if broadband cash flows stabilize before competition, operating costs and refinancing needs overwhelm the model.

The buy equals about 18.4% of the pre-trade holding. That is a large addition for a company facing that pressure.

The purchase adds to an already large reported stake, which is why the filing matters to a turnaround story.

A 10% owner adding shares below $1 does not prove the business is improving. It does show continued exposure from a large holder.

The filing also has limits. It reports ownership activity, not better operations, lower leverage or easier refinancing. The shares are held indirectly through Dark Mirage, LP.

So the filing is a useful baseline for the stake, not a verdict on the turnaround.

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What's next

The next quarterly report is the next scheduled test for whether broadband cash flow is moving toward the stability OptimistFi's case depends on.

A stronger update would support the position increase. A weaker update would leave the Form 4 as ownership data rather than proof of recovery.

If the report shows steadier cash flow, the purchase will look better grounded.

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