HMH · Filing Events — SPZCO

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HMH · Filing Events — SPZCO

Events

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0 8-K filings · 0 13D · 1 13G

Date

Event

What happened / filer

Source

2026-07-28

13G

Schedule 13G filed — ≥5% beneficial owner (passive) · by BlackRock, Inc.

Source: SEC EDGAR (public domain) · history starts 2026-07-28

8-K item codes from the filing header; 13D/G subject and filer verified against the filing index page.