O'Sullivan Stephanie L. 4

What Happened

• Stephanie L. O'Sullivan, a director of Huntington Ingalls Industries (HII), received an award/acquisition of 123 shares on 2026-04-01. The award price is listed at $393.32 per share, for a total value of $48,378. This was an equity award (transaction code A), not an open-market purchase or sale.

Key Details

• Transaction date and price: 2026-04-01 at $393.32 per share.
• Shares awarded: 123 shares; total value reported $48,378.
• Shares owned after transaction: not specified in the filing.
• Footnote: Shares were deferred into a stock unit account under the Huntington Ingalls Industries, Inc. 2022 Long-Term Incentive Stock Plan and reported as an exempt transaction under Rule 16b-3.
• Filing: Reported on 2026-04-03 (no late filing indicated).

Context

• This was an award/deferral under the company’s long-term incentive plan. Deferred stock units typically convert to shares or cash later per the plan’s rules and do not reflect an immediate open-market purchase or sale.
• Awards to directors are generally routine compensation and should not be read as a direct buy/sell signal.