SCHEDULE 13G/A

NN Inc

Common Stock, par value $0.01 · CUSIP: 629337106

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

• FIRST MANHATTAN CO. LLC.

  Shares: 2,742,000.00 · Class: 3.3%

• FMC Group Holdings LP

  Shares: 2,742,000.00 · Class: 3.3%

• First Manhattan Management LLC

  Shares: 2,742,000.00 · Class: 3.3%

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