SCHEDULE 13D/A

KELLY SERVICES INC

Class B Common Stock, $1.00 Par value · CUSIP: 488152307

Event date: 2026-01-09

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

• TERENCE E. ADDERLEY REVOCABLE TRUST KReported CIK 0001756397

  Shares: 3,039,940.00 · Class: 92.2%

• Andrew H. Curoe

  Shares: 3,082,765.00 · Class: 93.5%

• David P. Larsen

  Shares: 3,039,940.00 · Class: 92.2%

• William U. Parfet

  Shares: 3,039,940.00 · Class: 92.2%

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