Key facts
- Triple-Stone’s last known valuation is $74.6M (Aug 2023).
- It has raised $40.0M; the latest was Later Stage VC in Apr 2026.
- Notable investors include South China Venture Capital, Zhuhai High-tech Financial Investment, Zhuhai Gree Financial Investment, Guangzhou Science City Venture Capital, Hengqin Financial Investment — 14 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 14 names
- ·Watchlist + deal alerts for Triple-Stone
- ·The full record, as it builds
Funding rounds
No funding rounds for Triple-Stone are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Triple-Stone
Manufacturer of miniaturized fiber-optic devices intended to improve optical fiber communication efficiency. The company offers the production of optical fiber passive components with small size, high performance, and stable quality, and its product line includes full-band circulators, full-band mini circulators, three-in-one integrated high-end devices, mini three-in-one integrated high-end devices, and wavelength division multiplexers, thereby enabling industry users to improve production efficiency and enhance product competitiveness.
- Sector
- Information Technology
- HQ
- Zhuhai, China
- Founded
- 2015
- Employees
- 1,000
- Website
- triple-stone.cn/
- Ownership
- Privately Held (backing)
Triple-Stone doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Triple-Stone shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Triple-Stone in its N-PORT filings yet. We sweep new filings monthly.