IPO prospectus

SEALSQ Corp’s initial public offering: where it stands and what the registration statement says.

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Latest 10-Q

What changed in SEALSQ Corp's latest quarterly report, compared with the one before.

We have not read a recent 10-Q for this company yet.

Insider trades

Open-market trades from Form 4. 10b5-1 marks a plan set in advance.Open-market buys and sales by officers, directors and 10% owners, from SEC Form 4. A plan set in advance is marked 10b5-1.

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13F holders

Funds that report this stock, checked against market prices.Fund managers with over $100 million in US-listed stocks file a 13F each quarter, up to 45 days after quarter end. Long positions only.

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Trades by members of Congress

Disclosed in dollar ranges, up to 45 days after the trade.Members of Congress, their spouses and dependent children report trades in dollar ranges, up to 45 days after the trade.

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Lobbying

What SEALSQ Corp and its lobbying firms report each quarter.A company that lobbies with its own staff reports its expenses; a lobbying firm it hires reports the income it received. We count both.

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Institutional ownership over time

How many funds reported holding the stock at the end of each quarter, and how many shares they held between them.

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More filings and data

Each opens the table.

About the company

The basics from the company’s SEC registration.

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$1.25−$0.07 (−5.30%) Nov 13 close
Oct 13, 2026: $1.93Oct 14, 2026: $1.84Oct 15, 2026: $1.93Oct 16, 2026: $1.79Oct 19, 2026: $1.67Oct 20, 2026: $1.66Oct 21, 2026: $1.64Oct 22, 2026: $1.55Oct 23, 2026: $1.55Oct 26, 2026: $1.52Oct 27, 2026: $1.63Oct 28, 2026: $1.62Oct 29, 2026: $1.57Oct 30, 2026: $1.47Nov 2, 2026: $1.36Nov 3, 2026: $1.37Nov 4, 2026: $1.43Nov 5, 2026: $1.23Nov 6, 2026: $1.32Nov 9, 2026: $1.45Nov 10, 2026: $1.42Nov 11, 2026: $1.42Nov 12, 2026: $1.32Nov 13, 2026: $1.25
Oct 13, 2026Low $1.23 · High $1.93Nov 13, 2026
Aug 13, 2026: $2.84Aug 14, 2026: $3.01Aug 17, 2026: $2.90Aug 18, 2026: $2.74Aug 19, 2026: $2.60Aug 20, 2026: $2.50Aug 21, 2026: $2.54Aug 24, 2026: $2.48Aug 25, 2026: $2.54Aug 26, 2026: $2.48Aug 27, 2026: $2.61Aug 28, 2026: $2.48Aug 31, 2026: $2.49Sep 1, 2026: $2.39Sep 2, 2026: $2.36Sep 3, 2026: $2.40Sep 4, 2026: $2.42Sep 8, 2026: $2.45Sep 9, 2026: $2.40Sep 10, 2026: $2.38Sep 11, 2026: $2.38Sep 14, 2026: $2.32Sep 15, 2026: $2.30Sep 16, 2026: $2.19Sep 17, 2026: $2.30Sep 18, 2026: $2.24Sep 21, 2026: $2.36Sep 22, 2026: $2.35Sep 23, 2026: $2.30Sep 24, 2026: $2.32Sep 25, 2026: $2.35Sep 28, 2026: $2.28Sep 29, 2026: $2.32Sep 30, 2026: $2.34Oct 1, 2026: $2.36Oct 2, 2026: $2.37Oct 5, 2026: $2.41Oct 6, 2026: $2.42Oct 7, 2026: $2.34Oct 8, 2026: $2.25Oct 9, 2026: $2.11Oct 12, 2026: $2.02Oct 13, 2026: $1.93Oct 14, 2026: $1.84Oct 15, 2026: $1.93Oct 16, 2026: $1.79Oct 19, 2026: $1.67Oct 20, 2026: $1.66Oct 21, 2026: $1.64Oct 22, 2026: $1.55Oct 23, 2026: $1.55Oct 26, 2026: $1.52Oct 27, 2026: $1.63Oct 28, 2026: $1.62Oct 29, 2026: $1.57Oct 30, 2026: $1.47Nov 2, 2026: $1.36Nov 3, 2026: $1.37Nov 4, 2026: $1.43Nov 5, 2026: $1.23Nov 6, 2026: $1.32Nov 9, 2026: $1.45Nov 10, 2026: $1.42Nov 11, 2026: $1.42Nov 12, 2026: $1.32Nov 13, 2026: $1.25
Aug 13, 2026Low $1.23 · High $3.01Nov 13, 2026
Nov 13, 2025: $4.87Nov 14, 2025: $4.49Nov 17, 2025: $4.12Nov 18, 2025: $4.17Nov 19, 2025: $3.94Nov 20, 2025: $3.63Nov 21, 2025: $3.77Nov 24, 2025: $4.15Nov 25, 2025: $4.29Nov 26, 2025: $4.18Nov 28, 2025: $4.47Dec 1, 2025: $4.18Dec 2, 2025: $4.35Dec 3, 2025: $4.69Dec 4, 2025: $5.08Dec 5, 2025: $4.86Dec 8, 2025: $4.91Dec 9, 2025: $4.91Dec 10, 2025: $4.77Dec 11, 2025: $4.72Dec 12, 2025: $4.24Dec 15, 2025: $3.90Dec 16, 2025: $4.13Dec 17, 2025: $3.86Dec 18, 2025: $4.18Dec 19, 2025: $4.20Dec 22, 2025: $4.42Dec 23, 2025: $4.16Dec 24, 2025: $4.16Dec 26, 2025: $4.01Dec 29, 2025: $3.91Dec 30, 2025: $3.93Dec 31, 2025: $3.78Jan 2, 2026: $4.24Jan 5, 2026: $4.35Jan 6, 2026: $4.21Jan 7, 2026: $4.11Jan 8, 2026: $4.13Jan 9, 2026: $4.16Jan 12, 2026: $4.35Jan 13, 2026: $4.31Jan 14, 2026: $4.31Jan 15, 2026: $4.65Jan 16, 2026: $4.56Jan 20, 2026: $4.49Jan 21, 2026: $4.64Jan 22, 2026: $5.18Jan 23, 2026: $4.92Jan 26, 2026: $4.46Jan 27, 2026: $4.76Jan 28, 2026: $4.59Jan 29, 2026: $4.32Jan 30, 2026: $4.11Feb 2, 2026: $4.06Feb 3, 2026: $4.19Feb 4, 2026: $4.00Feb 5, 2026: $3.52Feb 6, 2026: $4.00Feb 9, 2026: $3.96Feb 10, 2026: $4.06Feb 11, 2026: $4.00Feb 12, 2026: $3.84Feb 13, 2026: $3.85Feb 17, 2026: $3.88Feb 18, 2026: $3.90Feb 19, 2026: $3.91Feb 20, 2026: $3.95Feb 23, 2026: $3.77Feb 24, 2026: $3.92Feb 25, 2026: $4.04Feb 26, 2026: $4.13Feb 27, 2026: $3.93Mar 2, 2026: $4.01Mar 3, 2026: $3.92Mar 4, 2026: $4.19Mar 5, 2026: $4.24Mar 6, 2026: $3.99Mar 9, 2026: $4.17Mar 10, 2026: $4.01Mar 11, 2026: $3.98Mar 12, 2026: $3.92Mar 13, 2026: $3.86Mar 16, 2026: $3.20Mar 17, 2026: $3.11Mar 18, 2026: $3.01Mar 19, 2026: $3.07Mar 20, 2026: $2.96Mar 23, 2026: $2.96Mar 24, 2026: $2.88Mar 25, 2026: $2.87Mar 26, 2026: $2.67Mar 27, 2026: $2.45Mar 30, 2026: $2.31Mar 31, 2026: $2.62Apr 1, 2026: $2.51Apr 2, 2026: $2.50Apr 6, 2026: $2.38Apr 7, 2026: $2.12Apr 8, 2026: $2.14Apr 9, 2026: $2.09Apr 10, 2026: $2.10Apr 13, 2026: $2.14Apr 14, 2026: $2.59Apr 15, 2026: $2.80Apr 16, 2026: $2.75Apr 17, 2026: $2.70Apr 20, 2026: $2.94Apr 21, 2026: $2.96Apr 22, 2026: $3.06Apr 23, 2026: $2.81Apr 24, 2026: $2.95Apr 27, 2026: $2.85Apr 28, 2026: $2.77Apr 29, 2026: $2.64Apr 30, 2026: $2.90May 1, 2026: $2.87May 4, 2026: $2.97May 5, 2026: $2.91May 6, 2026: $3.32May 7, 2026: $3.05May 8, 2026: $2.92May 11, 2026: $3.06May 12, 2026: $2.94May 13, 2026: $2.96May 14, 2026: $3.09May 15, 2026: $2.87May 18, 2026: $2.79May 19, 2026: $2.71May 20, 2026: $2.85May 21, 2026: $3.27May 22, 2026: $3.38May 26, 2026: $3.56May 27, 2026: $3.48May 28, 2026: $3.72May 29, 2026: $3.48Jun 1, 2026: $3.55Jun 2, 2026: $3.71Jun 3, 2026: $3.46Jun 4, 2026: $3.65Jun 5, 2026: $3.20Jun 8, 2026: $3.22Jun 9, 2026: $3.08Jun 10, 2026: $3.04Jun 11, 2026: $3.20Jun 12, 2026: $3.10Jun 15, 2026: $3.37Jun 16, 2026: $3.07Jun 17, 2026: $3.01Jun 18, 2026: $3.12Jun 22, 2026: $3.10Jun 23, 2026: $3.34Jun 24, 2026: $3.23Jun 25, 2026: $3.17Jun 26, 2026: $3.12Jun 29, 2026: $3.21Jun 30, 2026: $3.15Jul 1, 2026: $3.10Jul 2, 2026: $3.03Jul 6, 2026: $3.00Jul 7, 2026: $2.80Jul 8, 2026: $2.84Jul 9, 2026: $2.87Jul 10, 2026: $2.80Jul 13, 2026: $2.71Jul 14, 2026: $2.72Jul 15, 2026: $2.65Jul 16, 2026: $2.44Jul 17, 2026: $2.54Jul 20, 2026: $2.57Jul 21, 2026: $2.59Jul 22, 2026: $2.60Jul 23, 2026: $2.57Jul 24, 2026: $2.43Jul 27, 2026: $2.48Jul 28, 2026: $2.34Jul 29, 2026: $2.25Jul 30, 2026: $2.36Jul 31, 2026: $2.36Aug 3, 2026: $2.51Aug 4, 2026: $2.54Aug 5, 2026: $2.46Aug 6, 2026: $2.49Aug 7, 2026: $2.57Aug 10, 2026: $2.56Aug 11, 2026: $2.55Aug 12, 2026: $2.66Aug 13, 2026: $2.84Aug 14, 2026: $3.01Aug 17, 2026: $2.90Aug 18, 2026: $2.74Aug 19, 2026: $2.60Aug 20, 2026: $2.50Aug 21, 2026: $2.54Aug 24, 2026: $2.48Aug 25, 2026: $2.54Aug 26, 2026: $2.48Aug 27, 2026: $2.61Aug 28, 2026: $2.48Aug 31, 2026: $2.49Sep 1, 2026: $2.39Sep 2, 2026: $2.36Sep 3, 2026: $2.40Sep 4, 2026: $2.42Sep 8, 2026: $2.45Sep 9, 2026: $2.40Sep 10, 2026: $2.38Sep 11, 2026: $2.38Sep 14, 2026: $2.32Sep 15, 2026: $2.30Sep 16, 2026: $2.19Sep 17, 2026: $2.30Sep 18, 2026: $2.24Sep 21, 2026: $2.36Sep 22, 2026: $2.35Sep 23, 2026: $2.30Sep 24, 2026: $2.32Sep 25, 2026: $2.35Sep 28, 2026: $2.28Sep 29, 2026: $2.32Sep 30, 2026: $2.34Oct 1, 2026: $2.36Oct 2, 2026: $2.37Oct 5, 2026: $2.41Oct 6, 2026: $2.42Oct 7, 2026: $2.34Oct 8, 2026: $2.25Oct 9, 2026: $2.11Oct 12, 2026: $2.02Oct 13, 2026: $1.93Oct 14, 2026: $1.84Oct 15, 2026: $1.93Oct 16, 2026: $1.79Oct 19, 2026: $1.67Oct 20, 2026: $1.66Oct 21, 2026: $1.64Oct 22, 2026: $1.55Oct 23, 2026: $1.55Oct 26, 2026: $1.52Oct 27, 2026: $1.63Oct 28, 2026: $1.62Oct 29, 2026: $1.57Oct 30, 2026: $1.47Nov 2, 2026: $1.36Nov 3, 2026: $1.37Nov 4, 2026: $1.43Nov 5, 2026: $1.23Nov 6, 2026: $1.32Nov 9, 2026: $1.45Nov 10, 2026: $1.42Nov 11, 2026: $1.42Nov 12, 2026: $1.32Nov 13, 2026: $1.25
Nov 13, 2025Low $1.23 · High $5.18Nov 13, 2026
Congress purchase Congress sale Insider sale over $1M

Adjusted for stock splits; not for dividends. Where prices come from.

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