Pioneer Acquisition I Corp

PACHW

Exchange: Nasdaq
Industry: Blank Checks
SEC CIK: 0002040381

SEC filings (opens in a new tab)

No open-market purchases or sales by Pioneer Acquisition I Corp insiders were filed in the last 90 days; 48 institutions reported holding it in 13F filings for Q2 2026, worth $2.06M in total; no superinvestor holds it.

Other share classesPACH PACHU

Q3 2025 vs. Q2 2025

How the institutions holding Pioneer Acquisition I Corp changed between Q2 2025 and Q3 2025.

All holders in Q3 2025 All holders in Q2 2025

13F holders of PACHW: Q2 2025 compared with Q3 2025
Measure	Q2 2025	Q3 2025	Change
Holders	0	33	+33
Shares	0	8.31M	+8.31M
Value	$0	$1.91M	+$1.91M

New holders (33)

Institutions that held Pioneer Acquisition I Corp at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to PACHW in Q3 2025
Institution	Shares	Value	% of portfolio
Cantor Fitzgerald, L. P.	1,738,825	$382.5K	0.01%
Shaolin Capital Management LLC	566,223	$124.6K	0.01%
Highbridge Capital Management LLC	–	$109.4K	0.01%
CNH Partners LLC	492,303	$103.4K	0.00%
Wealthspring Capital LLC	441,293	$97.1K	0.02%
Glazer Capital, LLC	370,712	$82.0K	0.00%
Linden Advisors LP	375,001	$78.8K	0.00%
Healthcare of Ontario Pension Plan Trust Fund	325,000	$71.5K	0.00%
CSS LLC	305,019	$67.1K	0.00%
Tenor Capital Management Co., L.P.	300,000	$66.0K	0.00%
Periscope Capital Inc.	279,700	$61.5K	0.01%
Polar Asset Management Partners Inc.	250,000	$55.0K	0.00%
Verition Fund Management LLC	250,000	$55.0K	0.00%
Picton Mahoney Asset Management	250,000	$55.0K	0.00%
Clear Street Group Inc.	247,492	$54.4K	0.00%
Radcliffe Capital Management, L.P.	250,000	$52.5K	0.00%
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	200,000	$44.0K	0.00%
Aristeia Capital LLC	200,000	$42.0K	0.00%
Wolverine Asset Management LLC	182,344	$40.1K	0.00%
BNP Paribas Arbitrage, SA	154,207	$33.9K	0.00%
Whitebox Advisors LLC	150,000	$33.0K	0.00%
Sculptor Capital LP	150,000	$31.5K	0.00%
Moore Capital Management, LP	125,000	$27.5K	0.00%
Weiss Asset Management LP	124,100	$27.3K	0.00%
Hudson Bay Capital Management LP	123,000	$27.1K	0.00%
Rivernorth Capital Management, LLC	91,546	$20.1K	0.00%
Context Capital Management, LLC	75,000	$16.5K	0.00%
Berkley W R Corp	74,363	$16.4K	0.00%
Atw Spac Management LLC	52,500	$11.6K	0.01%
Governors Lane LP	50,000	$11.0K	0.00%
Gritstone Asset Management LLC	34,662	$7.63K	0.01%
Centiva Capital, LP	25,000	$5.50K	0.00%
Boothbay Fund Management, LLC	52,500	–	–

Sold out (0)

Institutions that held Pioneer Acquisition I Corp at the end of Q2 2025 and filed for Q3 2025 without it.

None.