DOSSIER · 13F Holders · Q2 2026

PIONEER ACQUISITION I CORP

13 institutions still hold PIONEER ACQUISITION I CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G7117W123·13 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$23M
visible holders
Holders
13
filers reporting
Concentration
33.52%
LMR Partners LLP #1
top holder share
AI Holders Summary · Q2 2026

13 institutions reported PIONEER ACQUISITION I CORP in Q2 2026. LMR Partners LLP leads at 33.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
LMR Partners LLP
CIK 0001578621
$8M750K0.03%Q2 2026
02
HGC Investment Management Inc.
CIK 0001711200
$8M743K1.51%Q2 2026
03
TORONTO DOMINION BANK
CIK 0000947263
$4M362K0.00%Q2 2026
04
SYQUANT CAPITAL SAS
CIK 0001766392
$1M110K0.18%Q1 2026
05
JPMORGAN CHASE & CO
CIK 0000019617
$1M100K0.00%Q2 2026
06
Lineage Point Capital LP
CIK 0002093311
$521K51K0.20%Q4 2025
07
READYSTATE ASSET MANAGEMENT LP
CIK 0001900923
$322K31K0.01%Q4 2025
08
HRT FINANCIAL LP
CIK 0001475597
$255K25K0.00%Q4 2025
09
Yakira Capital Management, Inc.
CIK 0001584639
$253K24K0.07%Q2 2026
10
Rangeley Capital, LLC
CIK 0001517796
$228K22K0.22%Q1 2026
11
Clear Street Group Inc.
CIK 0001881567
$202K20K0.00%Q2 2026
12
LONGFELLOW INVESTMENT MANAGEMENT CO LLC
CIK 0001167487
$5K5000.00%Q2 2026
13
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025