Registration 333-297133
Underwriters: BTIG, LLC, Needham & Company, LLC, Craig-Hallum Capital Group LLC
Company research
SeeQC, Inc.
CIK 1779977Updated Nov 9, 2026
Filing activity
Latest filing
18 filings on record · S-1/A, 15-15D, 8-K, 10-Q, RW, NT 10-Q.
About the company
SEEQC was established to address what we believe is a fundamental barrier to realizing quantum computing’s commercial potential: the development of a fully integrated, chip-based architecture capable of delivering scalable, fault-tolerant quantum operations. We believe the path to commercial quantum computing depends not only on advances in qubits, but also on the surrounding system infrastructure that enables control, readout and integration with classical compute environments. Our chip-based solutions are designed to serve as a digital infrastructure layer within the quantum
Recent filings
Show 5 more recent filings
Offerings
Registration 333-296251
Filing attachments
ea028847002ex4-1.htm · S-1 · 2026-06-29
Exhibit 4.1 SUBSCRIPTION AGREEMENT This SUBSCRIPTION AGREEMENT (this “ Subscription Agreement ”) is entered into on January [●], 2026, by and among Allegro Merger Corp., a Delaware corporation (the “ Issuer ”), SeeQC, Inc., a Delaware corporation (the “ Pubco ”), and the undersigned subscriber (“ Subscriber ”). WHEREAS, on or about the date hereof, (a) Pubco, (b) the Issuer and (c) SEEQC Merger Sub, Inc., a Delaware corporation and wholly owned subsidiary of Pubco (“ Merger Sub ”), entered in…
Read attachment ↗ea028847002ex99-1.htm · S-1 · 2026-06-29
Exhibit 99.1 CONSENT SeeQC, Inc. (the “Company”) has filed a Registration Statement on Form S-4 (together with any amendments or supplements thereto, the “Registration Statement”). As required by Rule 438 under the Securities Act of 1933, as amended, the undersigned hereby consents to being named in the Registration Statement as a person to become a director of the Company. May 1, 2026 /s/ Eric Rosenfeld Eric Rosenfeld
Read attachment ↗ea028847002ex99-2.htm · S-1 · 2026-06-29
Exhibit 99.2 Consent In connection with the filing by SeeQC, Inc. of the Registration Statement on Form S-1 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement, including any and all amendments and supplements thereto and any prospectus and/or proxy statement contained therein, as a nominee or potential nominee for director of S…
Read attachment ↗ea027813906ex99-1.htm · S-4/A · 2026-06-17
EX-99.1 8 ea027813906ex99-1.htm FORM OF ALLEGRO STOCKHOLDER WRITTEN CONSENT Exhibit 99.1 ALLEGRO MERGER CORP. WRITTEN CONSENT OF STOCKHOLDER This Written Consent is solicited by the Board of Directors of Allegro Merger Corp., a Delaware corporation (“Allegro”). Please return this written consent no later than [●] p.m. Eastern Time on [●], 2026, which is the final date that the board of directors of Allegro has set for receipt of written consents. Shares will be tabulated with respect to …
Read attachment ↗ea027813906ex99-2.htm · S-4/A · 2026-06-17
EX-99.2 9 ea027813906ex99-2.htm FORM OF ALLEGRO WARRANT HOLDER WRITTEN CONSENT Exhibit 99.2 ALLEGRO MERGER CORP. WRITTEN CONSENT OF WARRANT HOLDER This Written Consent is solicited by the Board of Directors of Allegro Merger Corp., a Delaware corporation (“Allegro”). Please return this written consent no later than [●] p.m. Eastern Time on [●], 2026, which is the final date that the board of directors of Allegro has set for receipt of written consents. Allegro Warrants will be tabulated …
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