InsiderTrades

Form 4 for HOS HORNBECK OFFSHORE SERVICES, INC.

Accepted 2026-01-05 00:00:00 ET · period of report 2026-01-01 · accession 0001848500-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-01-05 2026-01-01+ HOS Arriaga Brent Alexander VP, CAO F - Tax $6.31 -7,525 14.6K -34% -$47.5K
DM 2026-01-05 2026-01-01+ HOS Arriaga Brent Alexander VP, CAO M - OptEx — +16.9K 16.5K New —
DM 2026-01-05 2026-01-01+ HOS Arriaga Brent Alexander VP, CAO M - OptEx $0.00 -16.9K 0 -100% $0
D 2026-01-05 2026-01-01 HOS Arriaga Brent Alexander VP, CAO A - Grant $0.00 +31.9K 31.9K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-01-01 F D 3,194 $6.27 18,606 D — — (F5) These shares were forfeited to satisfy tax obligations related to the vesting of the pro rata portion of the reporting person's 2025 RSUs. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
2 Common Common Stock 2026-01-03 M A 5,646 — 24,252 D — — (F6) Each Restricted Stock Unit ("2023 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2023 RSUs on January 3, 2024, forfeiture restrictions with respect to an additional one-third of the grant lapsed on January 3, 2025 and forfeiture restrictions with respect to the last one-third of the grant lapsed on January 3, 2026. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
3 Common Common Stock 2026-01-01 M A 7,153 — 21,800 D — — (F4) Each Restricted Stock Unit ("2025 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2025 RSUs on January 1, 2026, forfeiture restrictions with respect to an additional one-third of the grant are scheduled to lapse on January 1, 2027 and forfeiture restrictions with respect to the last one-third of the grant are scheduled to lapse on January 1, 2028. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
4 Common Common Stock 2026-01-03 F D 2,521 $6.40 21,731 D — — (F7) These shares were forfeited to satisfy tax obligations related to the vesting of the pro rata portion of the reporting person's 2023 RSUs. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
5 Common Common Stock 2026-01-01 F D 1,810 $6.27 14,647 D — — (F3) These shares were forfeited to satisfy tax obligations related to the vesting of the pro rata portion of the reporting person's 2024 RSUs. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
6 Common Common Stock 2026-01-01 M A 4,053 — 16,457 D — — (F1) Each Restricted Stock Unit ("2024 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2024 RSUs on January 1, 2025, forfeiture restrictions with respect to an additional one-third of the grant lapsed on January 1, 2026 and forfeiture restrictions with respect to the last one-third of the grant are scheduled to lapse on January 1, 2027. (F2) Includes shares acquired under the Company's Employee Stock Purchase Plan.
7 Derivative Restricted Stock Units 2026-01-01 M D 4,053 $0.00 4,054 D — · — to — 4,053 Common Stock (F1) Each Restricted Stock Unit ("2024 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2024 RSUs on January 1, 2025, forfeiture restrictions with respect to an additional one-third of the grant lapsed on January 1, 2026 and forfeiture restrictions with respect to the last one-third of the grant are scheduled to lapse on January 1, 2027. (F8) Upon lapse of the forfeiture restrictions of the 2024 RSUs.
8 Derivative Restricted Stock Units 2026-01-01 M D 7,153 $0.00 14,306 D — · — to — 7,153 Common Stock (F4) Each Restricted Stock Unit ("2025 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2025 RSUs on January 1, 2026, forfeiture restrictions with respect to an additional one-third of the grant are scheduled to lapse on January 1, 2027 and forfeiture restrictions with respect to the last one-third of the grant are scheduled to lapse on January 1, 2028. (F9) Upon lapse of the forfeiture restrictions of the 2025 RSUs.
9 Derivative Restricted Stock Units 2026-01-01 A A 31,898 $0.00 31,898 D — · — to — 31,898 Common Stock (F10) This Restricted Stock Unit ("2026 RSU") award was granted pursuant to the Company's 2005 Long Term Incentive Plan (as Amended and Restated effective May 15, 2024, the "LTIP") and each 2026 RSU represents the contingent right to receive one share of Company common stock. Forfeiture restrictions are scheduled to lapse with respect to the 2026 RSUs granted on the basis of one-third of the grant on January 1, 2027, an additional one-third of the grant on January 1, 2028 and the remaining one-third of the grant on January 1, 2029. Upon each 2026 RSU vesting, the Compensation Committee of the Company's Board of Directors has the option to pay the value in cash at its discretion. (F11) Upon lapse of the forfeiture restrictions of the 2026 RSUs.
10 Derivative Restricted Stock Units 2026-01-03 M D 5,646 $0.00 0 D — · — to — 5,646 Common Stock (F6) Each Restricted Stock Unit ("2023 RSU") represents the contingent right to receive one share of Company common stock. Forfeiture restrictions lapsed with respect to one-third of the grant of the 2023 RSUs on January 3, 2024, forfeiture restrictions with respect to an additional one-third of the grant lapsed on January 3, 2025 and forfeiture restrictions with respect to the last one-third of the grant lapsed on January 3, 2026. (F12) Upon lapse of the forfeiture restrictions of the 2023 RSUs.