SPAC IPO Update — September 17, 2026
1 SPAC IPO priced on September 17, 2026, raising $250M; September MTD now stands at 2 IPOs totaling $350M over 17 sessions.
SPAC IPO Count
Month-to-date: 2 IPOs ($350M) vs. first 17 days of last month 6 ($950M) · 12-mo avg: 17/mo
Haymaker Acquisition Corp V priced its $250 million IPO on September 16, 2026, and began trading on the NYSE under HYACU. The SPAC, led by Christopher Bradley, targets companies in the industrial, consumer, and consumer-related products and services industries.
Structure: 25 million units at $10.00 each. Each unit includes one Class A ordinary share and one-third of a redeemable warrant. Cantor Fitzgerald & Co. and William Blair are joint book-running managers.
| Date | Ticker | Issuer | IPO Size | Trust Funding |
|---|---|---|---|---|
| Sep 17 | HYAC | Haymaker Acquisition Corp V | $250M | 100.0% |
Daily SPAC Update — September 17, 2026
SPAC VOTE RESULTS
YHN ACQUISITION I LTD (YHNA) * Extend to June 19, 20271,822,960 redeemed
SPAC DEALS ANNOUNCED
September 10 | Arc Group Acquisition I Corp (ARCL) + Firstborn Top Capital Sdn BhdFirstborn Top Capital Sdn Bhd, founded in 2019, is a licensed private financing company based in Malaysia. It provides a range of credit products for individuals, including vehicle financing, property-backed loans, and personal expense financing, as well as corporate financing solutions such as working capital facilities and M&A financing. The company offers a one-working-day credit approval process and features fixed monthly interest rates with flexible loan terms of up to five years.
September 16 | Acp Holdings Acquisition Corp (ACGC) + May MobilityMay Mobility develops autonomous vehicle technology for commercial ride-hail services. Its AI system operates on-vehicle, utilizing deep learning and real-time reasoning to navigate complex road situations. In partnership with companies like Toyota, NTT, Lyft, Uber, and Grab, it provides Autonomy-as-a-Service (AaaS) and has completed over half a million commercial autonomous rides in the U.S. and Japan.
September 15 | Flag Ship Acquisition Corp (FSHP) + Bluechip & Co. HoldingsBluechip & Co. Holdings is a holding company based in the Cayman Islands that operates through subsidiaries. Its business encompasses insurance-related customer acquisition, financial education, referral services, U.S. capital markets advisory, AI-driven online advertising, and data center services.
MERGER VOTES
Newhold Investment Corp III (NHIC) + Newcleo Ltd
Newcleo Ltd develops advanced modular reactors (AMRs) cooled by liquid lead and produces nuclear fuel from recycled nuclear waste. It operates in the nuclear energy sector, focusing on delivering low-carbon energy solutions. The company has secured approximately $780 million in private funding and has formed over 100 industry partnerships, with a workforce of more than 900 employees across Europe and the United States.
SPAC DEAL TERMINATIONS (Last 10 Days)
2026-09-10: EMCG + Tianji Tire Global
SEPARATE WARRANTS/RIGHTS
September 18: CHURCHILL CAPITAL CORP XIII (XIII)
September 17: CATALYST ACQUISITION CORP (CATL)
September 17: THREE LIONS ACQUISITION CORP (TLAC)
September 14: RAINIER ACQUISITION CORP (RNAQ)
OTHER SPAC NEWS
ACP HOLDINGS ACQUISITION CORP (ACGC) * Merger Agreement
APERTURE AC (APUR) * Merger Agreement
DT CLOUD STAR ACQUISITION CORP (DTSQ) * Trust Update * trust $11.44
RESEARCH ALLIANCE CORP III (RACC) * Investor Deck
SPAC LISTING RULE NOTICES
ALDEL FINANCIAL II INC (ALDF) * Listing Rule NoticeCompany not in compliance with Nasdaq minimum public holders; 45-day plan window with possible extension or appeal.
RANGE CAPITAL ACQUISITION CORP (RANG) * Listing Rule NoticeRange Capital Acquisition received Nasdaq deficiency for not meeting 400-holders; 45-day plan window, with potential 180-day extension.
SPAC Movers — September 17, 2026
| Company | Ticker | Change | Price | Stage |
|---|---|---|---|---|
| RF ACQUISITION CORP II | RFAI | 25.2% | $ 41.50 | Announced |
| VIKING ACQUISITION CORP I | VACI | 23.9% | $ 8.50 | Announced |
| HENNESSY CAPITAL INVESTMENT CORP VII | HVII | 6.4% | $ 10.15 | Announced |
| TCGX ACQUISITION CORP | TCGX | 4.1% | $ 13.85 | Pre-Deal |
| RESEARCH ALLIANCE CORP IV | RACD | 2.2% | $ 11.75 | Pre-Deal |
| Company | Ticker | Change | Price | Stage |
|---|---|---|---|---|
| RIBBON ACQUISITION CORP | RIBB | -6.2% | $ 7.60 | Announced |
| INFLECTION POINT ACQUISITION CORP V | IPEX | -4.9% | $ 9.88 | Announced |
| NEWHOLD INVESTMENT CORP III | NHIC | -3.6% | $ 9.40 | Announced |
| RISING DRAGON ACQUISITION CORP | RDAC | -1.7% | $ 5.62 | Announced |
| FUTURE VISION II ACQUISITION CORP | FVN | -1.7% | $ 9.33 | Announced |
Frequently Asked Questions
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What company is ACP Holdings Acquisition Corp merging with?ACP Holdings Acquisition Corp (ACGC) announced a merger with May Mobility, which develops autonomous-vehicle technology for commercial ride-hail services.
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How large was Haymaker Acquisition Corp V’s IPO?Haymaker Acquisition Corp V (HYAC) priced a $250M IPO and began trading on the NYSE on September 17, 2026.
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How many SPAC IPOs priced in September 2026 through September 17?2 SPAC IPOs priced for $350M through September 17, 2026, compared with 6 IPOs for $950M over the same first 17 days of August 2026.
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What happened at YHNA‘s extension vote?YHN Acquisition I Ltd (YHNA) won approval to extend its deadline to June 19, 2027, for its Mingde Technology Limited transaction; 1,822,960 shares were redeemed.