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Pioneer Acquisition I CorpPACH

Class A PACHUnits PACHUWarrants PACHWCIK 0002040381

Cash in trust

$262.9M

$262,905,960

Trust per share

Redemption value

IPO

Jun 2025

$253.0M raised

Combination deadline

Jun 20, 2027

289 days remaining

Filings on record

43

Latest Aug 14, 2026

Overview

Pioneer Acquisition I Corp is a special purpose acquisition company incorporated in Cayman Islands and registered with the SEC under CIK 0002040381. It completed its initial public offering in Jun 2025, raising $253.0M in gross proceeds and listing on Nasdaq. Class A shares trade under the ticker PACH, units under PACHU, warrants under PACHW on Nasdaq. The vehicle is sponsored by Pioneer through Pioneer Acquisition 1 Sponsor Holdco LLC. The mandate targets healthcare. IPO closed, trust funded, no definitive agreement announced.

we intend to focus on industries that complement our management team's and board of director's background and network, and to capitalize on the ability of our management team and board of directors to identify and acquire a business, focusing on the healthcare or healthcare related industries.
The mandate, as stated in the IPO prospectus

Reading the filings

Arithmetic on what Pioneer Acquisition I Corp has disclosed, written the way a desk would read it. These are observations, not a rating. Nothing here scores the vehicle or implies a view on it.

  • Time on the clock

    289 days to the Jun 20, 2027 deadline. The vehicle is early in its search window, and the deadline is not yet the binding constraint.

  • Warrant coverage

    Each unit carried one-half of one warrant per unit. Warrants are dilution deferred: they cost the holder nothing until exercised, and they overhang the post-combination share count. Thinner coverage is generally a sign of a stronger book at pricing.

  • Underwriting

    Cantor Fitzgerald led the offering. It has been named on 114 SPAC IPOs, book-running 101 of them, and 21.4% of its resolved vehicles closed a deal. The syndicate has no control over whether a sponsor finds a target, but the quality of the book at pricing shapes who ends up holding the units.

Scores

Recomputed 4m ago

Three readings of Pioneer Acquisition I Corp, each an unweighted mean of the components shown beneath it, and each component a percentile against every live SPAC rather than an absolute we invented. They describe the setup, not the merit. How they are built

FOMO

Low

How much attention is this vehicle attracting right now?

7/100

  • Filing activity14

    1 in 30 days

  • News coverage0

    0 stories in 30 days

Attention is not quality. FOMO rises on news volume and on the market paying above trust, both of which have preceded plenty of disappointments.

Potential

Elevated

How likely is this vehicle to complete a combination, and at what scale?

70/100

  • Lead bank record73

    21.4%

  • Bank franchise87

    114 SPAC mandates

  • Trust scale79

    $263M

  • Stage40

    searching

Potential is about execution, not about the target. It says nothing about whether the eventual deal is worth owning, because the target is usually unknown when the score is computed.

These are derived measures, not ratings of investment merit. They carry no view on the target, no price target and no recommendation, and a high score is not a reason to buy anything.

SEC filing history

Free tier: filings older than 24 hours
  • 10-Q

    Quarterly report

    Accession 0001829126-26-008887

    Aug 14, 2026

    20d ago

    Open filing
  • 8-K

    Current report

    Item 5.02 · Accession 0001829126-26-006778

    Jun 23, 2026

    2mo ago

    Open filing
  • SCHEDULE 13G

    Beneficial ownership report (passive)

    Accession 0001104659-26-062470

    May 15, 2026

    3mo ago

    Open filing
  • 10-Q

    Quarterly report

    Accession 0001829126-26-005293

    May 15, 2026

    3mo ago

    Open filing
  • SCHEDULE 13G

    Beneficial ownership report (passive)

    Accession 0001140361-26-021485

    May 15, 2026

    3mo ago

    Open filing
  • SCHEDULE 13G

    Beneficial ownership report (passive)

    Accession 0001076809-26-000052

    May 14, 2026

    3mo ago

    Open filing
  • 10-K/A

    10-K/A

    Accession 0001829126-26-003349

    Apr 9, 2026

    4mo ago

    Open filing
  • 10-K

    Annual report

    Accession 0001829126-26-002737

    Mar 26, 2026

    5mo ago

    Open filing
  • 10-Q

    Quarterly report

    Accession 0001829126-25-009148

    Nov 14, 2025

    9mo ago

    Open filing
  • SCHEDULE 13G

    Beneficial ownership report (passive)

    Accession 0000312069-25-000613

    Nov 12, 2025

    9mo ago

    Open filing
  • SCHEDULE 13G/A

    Amended beneficial ownership report (passive)

    Accession 0001167557-25-000031

    Nov 12, 2025

    9mo ago

    Open filing
  • 10-Q

    Quarterly report

    Accession 0001829126-25-006316

    Aug 14, 2025

    1y ago

    Open filing
  • SCHEDULE 13G

    Beneficial ownership report (passive)

    Accession 0001085146-25-004981

    Aug 13, 2025

    1y ago

    Open filing
  • 8-K

    Other events

    Items 8.01, 9.01 · Accession 0001829126-25-006115

    Aug 12, 2025

    1y ago

    Open filing
  • 8-K

    Other events

    Items 8.01, 9.01 · Accession 0001829126-25-004732

    Jun 26, 2025

    1y ago

    Open filing
  • 8-K

    Entry into a material definitive agreement; Other events

    Items 1.01, 3.02, 8.01, 9.01 · Accession 0001829126-25-004628

    Jun 20, 2025

    1y ago

    Open filing
  • 424B4

    Final IPO prospectus

    Accession 0001829126-25-004601

    Jun 20, 2025

    1y ago

    Open filing
  • CERT

    Exchange listing certification

    Accession 0001354457-25-000545

    Jun 18, 2025

    1y ago

    Open filing
  • EFFECT

    Notice of effectiveness

    Accession 9999999995-25-001949

    Jun 18, 2025

    1y ago

    Open filing
  • 3

    Initial statement of beneficial ownership

    Accession 0001829126-25-004569

    Jun 17, 2025

    1y ago

    Open filing
  • 3

    Initial statement of beneficial ownership

    Accession 0001829126-25-004568

    Jun 17, 2025

    1y ago

    Open filing
  • 3

    Initial statement of beneficial ownership

    Accession 0001829126-25-004567

    Jun 17, 2025

    1y ago

    Open filing
  • 3

    Initial statement of beneficial ownership

    Accession 0001829126-25-004566

    Jun 17, 2025

    1y ago

    Open filing
  • 3

    Initial statement of beneficial ownership

    Accession 0001829126-25-004565

    Jun 17, 2025

    1y ago

    Open filing
  • 8-A12B/A

    8-A12B/A

    Accession 0001829126-25-004564

    Jun 17, 2025

    1y ago

    Open filing
  • 8-A12B

    Registration of securities on an exchange

    Accession 0001829126-25-004551

    Jun 17, 2025

    1y ago

    Open filing
  • S-1/A

    S-1/A

    Accession 0001829126-25-004506

    Jun 16, 2025

    1y ago

    Open filing
  • CORRESP

    Correspondence with SEC staff

    Accession 0001829126-25-004489

    Jun 13, 2025

    1y ago

    Open filing
  • CORRESP

    Correspondence with SEC staff

    Accession 0001829126-25-004488

    Jun 13, 2025

    1y ago

    Open filing
  • S-1/A

    S-1/A

    Accession 0001829126-25-004401

    Jun 11, 2025

    1y ago

    Open filing

Pioneer Acquisition I Corp: questions answered

What is Pioneer Acquisition I Corp (PACH)?

Pioneer Acquisition I Corp is a special purpose acquisition company incorporated in Cayman Islands and registered with the SEC under CIK 0002040381. It completed its initial public offering in Jun 2025, raising $253.0M in gross proceeds and listing on Nasdaq. Class A shares trade under the ticker PACH, units under PACHU, warrants under PACHW on Nasdaq. The vehicle is sponsored by Pioneer through Pioneer Acquisition 1 Sponsor Holdco LLC. The mandate targets healthcare. IPO closed, trust funded, no definitive agreement announced.

How much does Pioneer Acquisition I Corp hold in trust?

Approximately $262,905,960, as at the most recent filing on record. Trust balances move: shareholders redeem at extension votes and at the combination vote, and sponsors pay contributions in to extend. Treat the figure as a point-in-time disclosure, not a running balance.

When must Pioneer Acquisition I Corp complete a merger?

By Jun 20, 2027. If no combination closes by then the sponsor must seek a further extension or wind the vehicle up and return the trust.

What happens if Pioneer Acquisition I Corp does not find a target in time?

The charter requires the vehicle to redeem 100% of the public shares and return the trust, pro rata, to public shareholders. That is the mechanism working as designed rather than a default. Founder shares and warrants are worthless in that outcome, which is why the sponsor's incentive is to get a deal done or to buy more time. Across the market, deadline lapsed without a deal; trust returned to public shareholders.

Can I redeem shares in Pioneer Acquisition I Corp, and at what price?

Public shareholders may elect to redeem in connection with a combination vote and at each extension vote, at the pro-rata trust value on the relevant record date. Redemption is a right attached to the public shares only; warrants and rights carry no claim on the trust. The mechanics and the deadline for electing are set out in the proxy statement for the vote in question.

What tickers does Pioneer Acquisition I Corp trade under?

Class A shares trade as PACH on Nasdaq, the units as PACHU, and the warrants as PACHW. Units trade first and separate into their component securities roughly 52 days after the IPO; only the Class A shares carry the redemption right against the trust.

Is the trust value the same as the share price for Pioneer Acquisition I Corp?

No. Trust per share is a disclosed, contractual figure: what a redeeming holder receives. The market price is whatever the shares change hands at, which can sit above the trust when a deal is well received or below it when the market doubts one will close. We do not have a current quote for this vehicle, so no spread is shown.

How much dilution do Pioneer Acquisition I Corp's founder shares and warrants create?

Each unit also carried one-half of one warrant per unit, which is dilution deferred until exercise. Both are disclosed in the prospectus and both survive into the combined company, which is why a de-SPAC at $10 is not economically the same as an IPO at $10.

Who sponsors Pioneer Acquisition I Corp, and what is their track record?

Pioneer Acquisition 1 Sponsor Holdco LLC is the sponsor entity, part of the Pioneer franchise. This is the only vehicle we have attributed to that sponsor. Named principals: Mitchell Creem.

Which banks underwrote the Pioneer Acquisition I Corp IPO?

Cantor Fitzgerald, Odeon Capital. Cantor Fitzgerald was credited as book-running manager on the cover. Syndicate membership and role are read from the prospectus cover and the underwriting section.

Is Pioneer Acquisition I Corp tradeable, and where?

Yes. PACH returned a live quote of $10.35 on Nasdaq. Quotes here are delayed and refreshed on a schedule rather than streamed, so treat the figure as indicative and confirm on your own venue. Units and warrants trade under their own symbols and are quoted separately.

Is Pioneer Acquisition I Corp a good investment?

That is not a question this site answers. Pioneer Acquisition I Corp is covered here as reference data: what the company filed, when it filed it, and what the numbers in those filings say. The Edge, FOMO and Potential scores on this page are derived measures with a published formula, not ratings of investment merit: they describe the setup, and every component is shown so you can take them apart. We publish no price targets and no recommendations, and nothing here should be read as advice. The figures are a starting point for your own work, and each one carries the accession number of the filing it came from.

Where does this Pioneer Acquisition I Corp data come from?

Filings Pioneer Acquisition I Corp submitted to the SEC under CIK 0002040381: the registration statement and final prospectus for the structure, quarterly and annual reports for the trust, current reports and proxy statements for deals, votes and extensions. Trust economics are taken from the registrant's own XBRL tags rather than parsed from prose, which is why they are exact. Every filing in the history above is listed with its accession number, which identifies the document uniquely on EDGAR; Pro accounts open it directly from the row.

Compiled by the SPACListing research desk

Last reconciled Sep 4, 2026

Every figure on this page is read from documents the registrants filed with the U.S. Securities and Exchange Commission, principally the IPO prospectus (Form 424B4), quarterly and annual reports, current reports and proxy statements, the registrant's own XBRL tags for trust economics. Nothing is sourced from press coverage, from the companies themselves, or from a third-party aggregator. Where a filing does not disclose something, the field is left blank rather than estimated.

Read the full methodology · What is in the dataset · Report a correction

SPACListing is a reference-data service, not an investment adviser. Nothing here is a recommendation to buy or sell any security.

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The context around this vehicle: who else the sponsor has launched, which banks priced it, and where it sits in the wider market.