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
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, 0 vs. previous quarter
- 17
- 13F valueReported value at the end of Q2 2026
- $3.36M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding WKEY, Q2 2026
No superinvestor reported holding WKEY at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Wisekey International Holding S.A. insiders from Form 4, newest first.
No open-market purchases or sales by Wisekey International Holding S.A. insiders are on file.
Top 10 13F holders, Q2 2026
The largest institutional positions in Wisekey International Holding S.A. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 153,327 | $1.12M | 0.00% | +114,335+293.2% | Added |
| Citadel Advisors LLC | 56,630 | $414.5K | 0.00% | −4,487−7.3% | Reduced |
| Jane Street Group, LLC | 56,263 | $411.8K | 0.00% | +21,868+63.6% | Added |
| Morgan Stanley | 49,829 | $364.7K | 0.00% | +27,104+119.3% | Added |
| Finer Wealth Management, Inc. | 49,497 | $362.3K | 0.16% | 00.0% | Unchanged |
| UBS Group AG | 27,012 | $197.7K | 0.00% | −56,249−67.6% | Reduced |
| Renaissance Technologies LLC | 24,925 | $182.5K | 0.00% | +24,925 | New |
| SBI Securities Co., Ltd. | 12,545 | $91.8K | 0.00% | +2,115+20.3% | Added |
| Rhumbline Advisers | 11,459 | $83.9K | 0.00% | +4,149+56.8% | Added |
| HRT Financial LP | 10,877 | $79.0K | 0.00% | −5,024−31.6% | Reduced |