SunScout Holding Ltd
SNSC- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0002101240
No open-market purchases or sales by SunScout Holding Ltd insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of SNSC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of SunScout Holding Ltd, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Cywinski Friedrich Edwin | 13D | 27.50%6.60M shares | New | Aug 18, 20261 filing | Aug 18, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
3 Schedule 13D and 13G filings on SunScout Holding Ltd, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 18, 20264:05 PM ET | Cywinski Marcand 1 other | 13D/A | – | – | Aug 11, 2026 | SEC |
| Aug 18, 20263:34 PM ET | Cywinski Friedrich Edwinand 1 other | 13D | 27.50%6.60M shares | New | Aug 11, 2026 | SEC |
| Aug 18, 20261:34 PM ET | Cywinski Marcand 1 other | 13D | 23.20%5.36M shares | New | Aug 11, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell SunScout Holding Ltd shares.
No Form 144 notices for SunScout Holding Ltd are on file.