Sidus Space Announces Closing of Offering

Sidus Space (NASDAQ: SIDU) closed a best-efforts offering of 13,453,700 shares of Class A common stock (or pre-funded warrants) at $4.35 per unit for gross proceeds of about $58.5 million on April 21, 2026.

Rhea-AI Summary

Sidus Space (NASDAQ: SIDU) closed a best-efforts offering of 13,453,700 shares of Class A common stock (or pre-funded warrants) at $4.35 per unit for gross proceeds of about $58.5 million on April 21, 2026.

The company intends to use net proceeds for working capital and general corporate purposes. ThinkEquity acted as sole placement agent. Securities were offered under a Form S-3 registration statement declared effective February 4, 2026.

Positive

• Gross proceeds of approximately $58.5 million
• Proceeds designated for working capital and general corporate purposes
• Securities offered under an effective Form S-3 registration

Negative

• Issued 13,453,700 shares/pre-funded warrants, causing shareholder dilution
• Net proceeds will be reduced by placement agent fees and offering expenses

Argus Apr 22 session

+8.13% close to close Open Argus

Details

News Market Reaction – SIDU

In the Apr 22 session, SIDU gained 8.13%, reflecting a notable positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

The stock moved +8.1% in the session following this news. A strong positive reaction aligns with the...

Analysis

The stock moved +8.1% in the session following this news. A strong positive reaction aligns with the company securing $58.5M in gross proceeds and bolstering liquidity under an already effective $500M shelf. Historically, Sidus’ offerings have produced both rallies and selloffs, so an upside move would not be unprecedented. Investors would still need to weigh ongoing capital-raising needs and prior volatility around offerings when assessing how durable such a move might be.

Key Figures

Shares offered: 13,453,700 shares Offering price: $4.35 per share Gross proceeds: $58.5 million +3 more

Shares offered

13,453,700 shares

Best-efforts offering of Class A common stock or pre-funded warrants

Offering price

$4.35 per share

Price for each Class A share or pre-funded warrant (inclusive of exercise price)

Gross proceeds

$58.5 million

Gross proceeds before placement agent fees and expenses

Shelf file number

File No. 333-292839

Form S-3 shelf registration statement used for this offering

Shelf filing date

January 20, 2026

Date Form S-3 shelf was filed with the SEC

Shelf effectiveness date

February 4, 2026

Date the Form S-3 shelf registration was declared effective

Previous Offering Reports

5 past events · Latest: Apr 19

Same Type 5 events

1. Apr 19

   Offering pricing

   24h Move

   -18.9%

   Priced $58.5M registered direct offering at $4.35 per share.

2. Dec 29

   Offering closing

   24h Move

   +3.9%

   Closed $16.2M best-efforts public offering at $1.50 per share.

3. Dec 26

   Offering pricing

   24h Move

   -12.3%

   Priced $16.2M best-efforts offering at $1.50 per share.

4. Dec 24

   Offering closing

   24h Move

   +33.3%

   Closed $25M best-efforts public offering at $1.30 per share.

5. Dec 22

   Offering pricing

   24h Move

   -27.9%

   Priced $25M best-efforts public offering at $1.30 per share.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

pre-funded warrants, best-efforts offering, shelf registration statement, form s-3, +2 more

6 terms

pre-funded warrants financial

"13,453,700 shares of its Class A common stock (or pre-funded warrants ("Pre-funded Warrants") in lieu thereof)"

Pre-funded warrants are financial instruments that give investors the right to purchase a company's stock at a set price, but with most or all of the purchase price paid upfront. They function like a coupon or gift card for stock, allowing investors to buy shares later at a fixed price, which can be beneficial if they want to avoid future price increases. This makes them important for investors seeking flexibility and certainty in their investment plans.

best-efforts offering financial

"closing of its previously announced best-efforts offering of 13,453,700 shares"

A best-efforts offering is a way of selling new securities where the broker or underwriter agrees to try to sell as many shares or bonds as possible but does not promise to buy any unsold portion. For investors, it matters because the issuer bears the risk of weak demand — the deal may raise less money or the price may be more volatile, similar to hiring a salesperson who will try hard to sell your goods but won’t guarantee any specific sales.

shelf registration statement regulatory

"pursuant to a shelf registration statement on Form S-3 (File No. 333-292839)"

A shelf registration statement is a document a company files with regulators that allows it to sell shares or bonds quickly when it’s a good time to raise money. It’s like having a pre-approved plan ready so the company can act fast without going through lengthy paperwork each time they want to sell, making fundraising more flexible.

form s-3 regulatory

"shelf registration statement on Form S-3 (File No. 333-292839)"

Form S-3 is a legal document companies use to register their stock sales with the government, making it easier and faster for them to raise money by selling shares to investors. It’s like having a pre-approved shopping list that lets a company quickly sell new shares when they need funds, without going through a lengthy approval process each time.

prospectus supplement regulatory

"A final prospectus supplement and accompanying prospectus related to the offering have been filed"

A prospectus supplement is an additional document provided alongside a company's main offering details, offering updated or extra information about a specific financial product being sold. It helps investors understand the latest terms, risks, and details of the investment, similar to how an update or revision clarifies or expands on original instructions, ensuring they have current and complete information before making a decision.

placement agent financial

"ThinkEquity acted as sole placement agent for the offering"

A placement agent is a professional or firm that helps organizations raise money from investors, such as individuals, institutions, or funds. They act like matchmakers, connecting those seeking investments with the right investors and guiding the process to ensure successful funding. For investors, they can provide access to exclusive opportunities and help navigate complex fundraising efforts.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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CAPE CANAVERAL, Fla., April 21, 2026 /PRNewswire/ -- Sidus Space, Inc. (Nasdaq: SIDU) ("Sidus" or the "Company"), an innovative space and defense technology company, today announced the closing of its previously announced best-efforts offering of 13,453,700 shares of its Class A common stock (or pre-funded warrants ("Pre-funded Warrants") in lieu thereof). Each share of Class A common stock (or Pre-funded Warrant) was sold at an offering price of $4.35 per share (inclusive of the Pre-funded Warrant exercise price) for gross proceeds of approximately $58.5 million, before deducting the placement agent's fees and offering expenses. All of the shares of Class A common stock and Pre-funded Warrants were offered by the Company.

The Company intends to use the net proceeds from the offering for working capital and general corporate purposes.

ThinkEquity acted as sole placement agent for the offering.

The securities were offered and sold pursuant to a shelf registration statement on Form S-3 (File No. 333-292839), including a base prospectus, filed with the U.S. Securities and Exchange Commission (the "SEC") on January 20, 2026, and declared effective on February 4, 2026. The offering was made by means of a written prospectus. A final prospectus supplement and accompanying prospectus related to the offering have been filed with the SEC and made available on the SEC's website. Copies of the final prospectus supplement and the accompanying prospectus relating to the offering may also be obtained, when available, from the offices of ThinkEquity, 17 State Street, 41^st Floor, New York, New York 10004.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Sidus Space

Sidus Space (NASDAQ: SIDU) is an innovative space and defense technology company offering flexible, cost-effective solutions, including satellite manufacturing and technology integration, AI-driven space-based data solutions, mission planning and management operations, AI/ML products and services, and space and defense hardware manufacturing. With its mission of Space Access Reimagined®, Sidus Space is committed to rapid innovation, adaptable and cost-effective solutions, and the optimization of space systems and data collection performance. With demonstrated space heritage, including manufacturing and operating its own satellite and sensor system, LizzieSat®, Sidus Space serves government, defense, intelligence, and commercial companies around the globe. Strategically headquartered on Florida's Space Coast, Sidus Space operates a 35,000-square-foot space manufacturing, assembly, integration, and testing facility and provides easy access to nearby launch facilities. For more information, visit: sidusspace.com.

Forward-Looking Statements

Statements in this press release about future expectations, plans and prospects, as well as any other statements regarding matters that are not historical facts, may constitute 'forward-looking statements' within the meaning of The Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, statements relating to the expected trading commencement and closing dates. The words 'anticipate,' 'believe,' 'continue,' 'could,' 'estimate,' 'expect,' 'intend,' 'may,' 'plan,' 'potential,' 'predict,' 'project,' 'should,' 'target,' 'will,' 'would' and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain these identifying words. Actual results may differ materially from those indicated by such forward-looking statements as a result of various important factors, including: the uncertainties related to market conditions and other factors described more fully in the section entitled 'Risk Factors' in Sidus Space's prospectus supplement and Annual Report on Form 10-K for the year ended December 31, 2025, and other periodic reports filed with the Securities and Exchange Commission. Any forward-looking statements contained in this press release speak only as of the date hereof, and Sidus Space, Inc. specifically disclaims any obligation to update any forward-looking statement, whether as a result of new information, future events or otherwise.

Contacts

Investor Relations
Investor-Relations@sidusspace.com

Media
press@sidusspace.com

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SOURCE Sidus Space, Inc.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many shares did Sidus Space (SIDU) issue in the April 21, 2026 offering?

Sidus Space issued 13,453,700 shares of Class A common stock (or pre-funded warrants). According to the company, those securities were sold at $4.35 per share for gross proceeds of about $58.5 million.

What were the proceeds and price per share in Sidus Space's (SIDU) April 21, 2026 offering?

The offering price was $4.35 per share for gross proceeds near $58.5 million. According to the company, placement agent fees and offering expenses will be deducted from those gross proceeds.

What will Sidus Space (SIDU) use the net proceeds from the April 21, 2026 offering for?

Sidus Space intends to use net proceeds for working capital and general corporate purposes. According to the company, no specific projects or timelines were disclosed in the announcement.

Who acted as placement agent for Sidus Space's (SIDU) April 21, 2026 offering?

ThinkEquity acted as the sole placement agent for the offering. According to the company, copies of the final prospectus supplement and prospectus were filed with the SEC and made available on the SEC website.

Under what registration was Sidus Space's (SIDU) April 21, 2026 offering made?

The offering was made under a Form S-3 registration statement declared effective on February 4, 2026. According to the company, the securities were offered by means of a written prospectus and final prospectus supplement.