Wisekey International Holding S.A.
WKEY- Exchange
- Nasdaq
- Industry
- Services-Computer Processing & Data Preparation
- SEC CIK
- 0001738699
No open-market purchases or sales by Wisekey International Holding S.A. insiders were filed in the last 90 days; 17 institutions reported holding it in 13F filings for Q2 2026, worth $3.36M in total; no superinvestor holds it.
Other share classesWSKEF
Q1 2026 vs. Q4 2025
How the institutions holding Wisekey International Holding S.A. changed between Q4 2025 and Q1 2026.
All holders in Q1 2026All holders in Q4 2025
| Measure | Q4 2025 | Q1 2026 | Change |
|---|---|---|---|
| Holders | 15 | 17 | +2 |
| Shares | 314.1K | 367.7K | +53.6K (+17.1%) |
| Value | $2.47M | $2.26M | −$208.3K (−8.5%) |
New holders (5)
Institutions that held Wisekey International Holding S.A. at the end of Q1 2026 but not at the end of Q4 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Citadel Advisors LLC | 61,117 | $375.3K | 0.00% |
| HRT Financial LP | 15,901 | $97.0K | 0.00% |
| Virtu Financial LLC | 14,296 | $88.0K | 0.00% |
| XTX Topco Ltd | 12,788 | $78.5K | 0.00% |
| Northwestern Mutual Wealth Management Co | 124 | $761 | 0.00% |
Sold out (3)
Institutions that held Wisekey International Holding S.A. at the end of Q4 2025 and filed for Q1 2026 without it.
| Institution | Shares, Q4 2025 | Value, Q4 2025 |
|---|---|---|
| Jump Financial, LLC | 14,360 | $112.7K |
| Dynamic Technology Lab Private Ltd | 13,669 | $107.0K |
| Miller Wealth Advisors, LLC | 240 | $1.88K |