USMC | Οfficer Candidate School #758982387

members (measured 10 Sept 2026, 17:43 UTC)

2 June 2026

created (per Roblox API)

15 August 2026

first measured by this register

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
4 Sept 2026, 05:10	3	first reading

Ownership

Owned by Fi_delity (@Dogeonthelaw) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

Fi_delity (@Dogeonthelaw) — [SECDEF] Secretary of Defense (rank 255)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

[SECDEF] Secretary of Defense1

[CMC] Commandant of the Marine Corps1

[HQMC] Headquarters Corps1

[TECOMHQ] TECOM, Headquarters 0

[CO] Commanding Officer0

[XO] Executive Officer0

[SM] Sergeant Major0

[CCO] Company Commanding Officer0

[CS] Company Staff0

[HI] Head Instructor0

[SI] Senior Instructor0

[I] Instructor0

[JI] Junior Instructor0

[IIT] Instructor In Training0

[FE] Final Exam0

[PII] Phase II0

[PI] Phase I0

[AP] Awaiting Placement3

Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

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Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.