---
title: "SELIGMAN SPECTRUM FOCUS (MASTER) FUND — Ownership Dossier"
canonical: https://whiteintel.dev/entity/163e7c3c-cb3d-5d06-bb6d-36a33851663f
json: https://whiteintel.dev/api/public/dossier/163e7c3c-cb3d-5d06-bb6d-36a33851663f
identifier: sec:0001404098
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SELIGMAN SPECTRUM FOCUS (MASTER) FUND

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001404098`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/163e7c3c-cb3d-5d06-bb6d-36a33851663f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/163e7c3c-cb3d-5d06-bb6d-36a33851663f  

## Ownership & control

### Holdings / subsidiaries

- **MEMSIC INC** (tenpercentowner) — https://whiteintel.dev/entity/95f18dda-f67d-5066-9cca-a3b25cfb790e
- **CATALYST SEMICONDUCTOR INC** (tenpercentowner) — https://whiteintel.dev/entity/a8c6905c-4e2d-5715-abf4-5f55b4c2197e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SELIGMAN SPECTRUM FOCUS (MASTER) FUND**. Human view: https://whiteintel.dev/entity/163e7c3c-cb3d-5d06-bb6d-36a33851663f · Structured JSON: https://whiteintel.dev/api/public/dossier/163e7c3c-cb3d-5d06-bb6d-36a33851663f._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._