Insiders Trades
WISeKey International Holding AG Stock: price and insider trades · Switzerland
No insider purchase over the last 90 days. The latest was filed 16 Jun 2026.
WISeKey International Holding AG: what insiders have been doing
WISeKey International Holding AG is a Technology company. Its directors and officers file their transactions with SIX SER. Between 18 October 2025 and 18 October 2026, 4 insiders published 24 filings.
Purchases and sales both appear in the filings: 16 purchases (4 insiders, €1.4M) and 8 sales (2 insiders, €167k). The net balance comes to €1.2M on the buying side. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. The buyers include 4 senior executives. The largest single trade was a purchase of €231k, published on 21 May 2026, equal to 0.29% of the market capitalisation.
In the case of 13 purchases, another manager of the company was buying within the same 30 days. When several insiders buy within a few weeks of each other, analysts speak of a cluster purchase. The most recent open-market purchase was published on 16 June 2026, 123 days ago. Publication is fast: at least half of the trades appear on SIX SER on the same day. That lag is the time during which only the insider knows about the trade.
Compared with its exchange (178 companies, median 9 filings), a count of 24 filings is above the norm. Over the whole record (from 2023), the tally stands at 39 purchases and 14 sales.
In the same sector, recent insider purchases at Core Scientific, Inc./tx and Gitlab Inc. also feature in our signals. These figures are compiled from regulatory filings published by SIX SER. They describe what insiders did and are not a recommendation.
Insider Decl.
53
Thresholds
n/a
Buy Volume
€2M
39 ops. · all time
Sell Volume
€541,762
14 ops. · all time
Who traded when
BuySaleAnonymous (Non-executive member of the board of directors)3 buys8 sales
Anonymous (a non-executive member of the board of directors)5 buys5 sales
Anonymous (an executive member of the board of directors / member of senior management)5 buys
Anonymous (Executive member of the board of directors / member of senior management)5 buys
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 22,317 of 24,148 companies
19.4
score / 100
Value9
Quality30
FCF yld-55%
Earn yld-10%
EV/EBITDA·
ROE-15%
Gross mgn48%
Net mgn-31%
Debt/EBITDA·
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
CHF 10.50
Analyst consensus
Income statement
RevenueCHF 19.3M
Gross profitCHF 9.2M48% margin
EBITDA-CHF 37.7M-196% margin
Net income-CHF 6.1M-43.0% margin
Valuation
P/Book1.2x
Beta0.55
Balance sheet & cash
Market capCHF 60.1M
Total debtCHF 9.8M
Free Cash Flow-CHF 33.1M
Debt / Equity2%
Profitability & ownership
ROE-15.3%
ROA-9.9%
% insiders0.0%
% institutions3.0%
Last declaration on 16 June 2026
Declarations53 total
11,468 shares@ CHF 2.500.044% mcap15.5% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q6G00019
Canonical exit: 14 Sept 2026 (T+90)
8,448 shares@ CHF 2.500.031% mcap11.4% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q6G00068
Canonical exit: 14 Sept 2026 (T+90)
8,448 shares@ CHF 2.500.033% mcap11.4% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q6G00084
Canonical exit: 14 Sept 2026 (T+90)
3,020 shares@ CHF 9.920.044% mcap16.2% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q6G00076
10,080 shares@ CHF 0.660.0090% mcap3.6% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q62000A2
Canonical exit: 31 Aug 2026 (T+90)
2,404 shares@ CHF 11.800.042% mcap15.5% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q62000C8
7,676 shares@ CHF 0.100.0011% mcap0.4% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q62000B0
Canonical exit: 31 Aug 2026 (T+90)
▲
Anonymous (an executive member of the board of directors / member of senior management)
13,660 shares@ CHF 15.450.29% mcap34.8% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5L00029
Canonical exit: 19 Aug 2026 (T+90)
▲
Anonymous (Executive member of the board of directors / member of senior management)
13,660 shares@ CHF 15.45040.29% mcap25.2% of flowISIN CH1276062754SIX:T1Q5L00029
Canonical exit: 19 Aug 2026 (T+90)
1,000 shares@ CHF 13.300.015% mcap6.1% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5I00041
1,000 shares@ CHF 13.29990.015% mcap2.8% of flowISIN CH1276062754SIX:T1Q5I00041
▲
Anonymous (an executive member of the board of directors / member of senior management)
8,000 shares@ CHF 12.680.14% mcap16.7% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5C00069
Canonical exit: 10 Aug 2026 (T+90)
1,000 shares@ CHF 12.340.017% mcap6.7% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5C00036
▲
Anonymous (an executive member of the board of directors / member of senior management)
8,824 shares@ CHF 13.300.16% mcap19.3% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5C00044
Canonical exit: 10 Aug 2026 (T+90)
1,000 shares@ CHF 12.34060.017% mcap3.1% of flowISIN CH1276062754SIX:T1Q5C00036
▲
Anonymous (Executive member of the board of directors / member of senior management)
8,824 shares@ CHF 13.29550.16% mcap14.0% of flowISIN CH1276062754SIX:T1Q5C00044
Canonical exit: 10 Aug 2026 (T+90)
▲
Anonymous (Executive member of the board of directors / member of senior management)
8,000 shares@ CHF 12.67990.14% mcap12.1% of flowISIN CH1276062754SIX:T1Q5C00069
Canonical exit: 10 Aug 2026 (T+90)
▲
Anonymous (an executive member of the board of directors / member of senior management)
218,180 shares@ CHF 0.250.074% mcap9.0% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5800099
Canonical exit: 6 Aug 2026 (T+90)
▲
Anonymous (an executive member of the board of directors / member of senior management)
68,225 shares@ CHF 1.800.17% mcap20.2% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5800040
Canonical exit: 6 Aug 2026 (T+90)
▲
Anonymous (Executive member of the board of directors / member of senior management)
218,180 shares@ CHF 0.250.074% mcap6.5% of flowISIN CH1277242413SIX:T1Q5800099
Canonical exit: 6 Aug 2026 (T+90)
▲
Anonymous (Executive member of the board of directors / member of senior management)
68,225 shares@ CHF 1.79640.17% mcap14.6% of flowISIN CH1276062754SIX:T1Q5800040
Canonical exit: 6 Aug 2026 (T+90)
2,000 shares@ CHF 11.890.032% mcap13.0% of flowSIX:https://www.ser-ag.com/en/resources/notifications-market-participants/management-transactions.html#/transaction-details/T1Q5700034
2,000 shares@ CHF 11.88670.032% mcap6.0% of flowISIN CH1276062754SIX:T1Q5700034
7,741 shares@ CHF 0.100.2% of flowISIN CH1276062754SIX:T1PC900089
Canonical exit: 9 Mar 2026 (T+90)
10,024 shares@ CHF 15.599638.7% of flowISIN CH1276062754SIX:T1P1E00024
25 of 53 declarations
About WISeKey International Holding AG
WISeKey International Holding AG (ticker WIHN) is a Swiss technology group listed on the SIX Swiss Exchange (SMI/SPI), operating in one of the most strategically relevant areas of the digital economy: cybersecurity, digital identity and the Internet of Things (IoT). Headquartered in Switzerland, WISeKey is organized as an operating holding company built around several specialized subsidiaries. Its platform today includes SEALSQ for semiconductors, public key infrastructure (PKI) and post-quantum technology products; WISeKey SA for Root of Trust and secure authentication/identification solutions; WISeSat for secure satellite communication for IoT use cases; and WISe.ART for blockchain-based trusted NFT applications. This structure gives the group exposure to multiple layers of the trust stack, from secure hardware to identity and connectivity.
The company was incorporated in December 2015 and has since evolved from a cybersecurity and digital identity specialist into a broader technology holding platform. Its long-term narrative is centered on securing the internet and connected devices, with a particular emphasis on machine identity, cryptographic trust, and future-proof security architectures. WISeKey highlights a meaningful installed base of IoT microchips and a longstanding expertise in Root of Trust technology, which is designed to authenticate devices, protect transactions and enable secure interactions between people, objects and digital systems. That positioning matters in markets where reliable identity and trusted hardware are becoming foundational requirements.
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From a competitive standpoint, WISeKey operates in fragmented but high-barrier markets that include cybersecurity, secure semiconductors and digital trust services. Its differentiation lies in the combination of hardware, software, identity and connectivity under a single ecosystem. Key offerings include secure chips, PKI-based authentication solutions, post-quantum security technologies, IoT cybersecurity products and satellite-enabled connectivity for connected assets. The company’s proposition is broader than that of a pure-play software vendor, but execution is also more complex because value creation depends on product integration, commercialization and the scaling of several business lines at different stages of maturity.
WISeKey’s geographic footprint is international, while its corporate base remains in Switzerland, giving it a Swiss listing profile with global ambitions. In 2025, the group’s recent news flow has been dominated by platform-building moves: SEALSQ completed the acquisition of IC’ALPS, strengthening the semiconductor design capabilities of the group, and WISeKey also announced a proposed transaction involving its WISeSat.Space subsidiary, signaling a continued effort to unlock value through subsidiary-level corporate actions. For investors, WISeKey should be viewed as a growth-oriented and higher-risk technology name, with upside tied to its ability to commercialize post-quantum security, scale its IoT trust stack and execute on its portfolio of strategic initiatives.
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