SCHEDULE 13G/A

LIFTOFF MOBILE INC

Common Stock, par value $0.0001 per share · CUSIP: 53229X101

Event date: 2026-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Redbird ML Holdco LP

  Shares: 83,831,109.00 · Class: 49.5%

• Redbird ML Holdco GP LLC

  Shares: 83,831,109.00 · Class: 49.5%

• BCP Redbird Aggregator L.P.

  Shares: 83,831,109.00 · Class: 49.5%

• BCP VII Holdings Manager L.L.C.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Management Associates VII L.L.C.

  Shares: 83,831,109.00 · Class: 49.5%

• BMA VII L.L.C.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Holdings III L.P.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Holdings III GP L.P.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Holdings III GP Management L.L.C.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Inc.

  Shares: 83,831,109.00 · Class: 49.5%

• Blackstone Group Management L.L.C.

  Shares: 83,831,109.00 · Class: 49.5%

• Stephen A. Schwarzman

  Shares: 83,831,109.00 · Class: 49.5%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.