TSR, INC.
TSR, INC. is a registered legal entity registered in United States under 278216, and its current status with New York Department of State — Division of Corporations is active. The company was incorporated on 16 June 1969 and lists its registered address as Hauppauge, United States. 5 shareholders are on record for TSR, INC., and since every one of them is a company rather than an individual, this particular filing does not on its own establish an ultimate beneficial owner (UBO) — identifying one would mean tracing the ownership of each shareholding company in turn. This profile is sourced directly from New York Department of State — Division of Corporations and was last updated on 23 September 2026.
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Shareholders
5
Five shareholders are currently on record for TSR, INC., reflecting the stock ledger maintained under state corporate law (e.g. §219 of the Delaware General Corporation Law) rather than a public filing.
The largest of these is Vanguard Group Inc, holding 19.8% — the largest recorded stake — followed by Vanguard Total Stock Market Index Fund at 13.7%; the remaining 3 shareholders shown hold smaller stakes.
The register reports 18 shareholders in total, though only the top 5 by holding are shown in this view.
Because every shareholder shown is a company rather than an individual, the ownership chain continues above this level, and no beneficial owner can be established from this filing alone.
| Shareholder | Type | Holding | Source Document |
|---|---|---|---|
| Vanguard Group Inc | 19.8% | New York Department of State — Division of Corporations | |
| Vanguard Total Stock Market Index Fund | 13.7% | New York Department of State — Division of Corporations | |
| Acadian Asset Management. LLC | 2.7% | New York Department of State — Division of Corporations | |
| Bridgeway Funds Inc-Ultra Small Company Fund | 1.4% | New York Department of State — Division of Corporations | |
| DFA U.S. Core Equity 2 Portfolio | 0.3% | New York Department of State — Division of Corporations |
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Frequently Asked Questions
Who owns TSR, INC.?
Five shareholders are currently on record for TSR, INC., reflecting the stock ledger maintained under state corporate law (e.g. §219 of the Delaware General Corporation Law) rather than a public filing. The largest of these is Vanguard Group Inc, holding 19.8% — the largest recorded stake — followed by Vanguard Total Stock Market Index Fund at 13.7%; the remaining 3 shareholders shown hold smaller stakes. Because every shareholder shown is a company rather than an individual, the ownership chain continues above this level, and no beneficial owner can be established from this filing alone.
Who is TSR, INC.'s UBO (Ultimate Beneficial Owner)?
Every shareholder recorded for TSR, INC. is itself a company rather than a natural person, so no Ultimate Beneficial Owner (UBO) is identified at this level; establishing one would require tracing the ownership of each shareholding company in turn.
How many shareholders does TSR, INC. have on record?
5 shareholders are shown on record for TSR, INC.. The register reports 18 in total; only the top 5 by holding are shown here.
What is TSR, INC.'s company registration number?
TSR, INC.'s registration number is 278216, filed with New York Department of State — Division of Corporations in United States. Its current status on the register is active.
Is TSR, INC. still an active company?
TSR, INC.'s status on New York Department of State — Division of Corporations is listed as active.
When was TSR, INC. incorporated?
TSR, INC. was incorporated on 16 June 1969, according to New York Department of State — Division of Corporations.
What is TSR, INC.'s registered address?
The registered address on file for TSR, INC. is Hauppauge, United States.
Can Zavia monitor changes to TSR, INC.'s ownership over time?
This profile reflects a point-in-time snapshot from New York Department of State — Division of Corporations. Zavia's monitoring API can track changes to TSR, INC.'s registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access TSR, INC.'s data through an API?
Yes. Zavia's API connects directly to official government ownership registries across 195 countries and territories, including United States, so records like TSR, INC.'s registration, shareholder, UBO, and group-structure data can be queried programmatically instead of viewed one page at a time.
Where does this company information come from, and how current is it?
This record is sourced directly from New York Department of State — Division of Corporations and was last synced on 23 September 2026.