DOSSIER · 13F Holders · Q4 2025

DYNAMIX CORP III

18 institutions still hold DYNAMIX CORP III as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G2949T125·18 13F holders·last filed Dec 31, 2025
Market cap
13F value held
$27M
visible holders
Holders
18
filers reporting
Concentration
21.81%
AQR Arbitrage LLC #1
top holder share
AI Holders Summary · Q4 2025

18 institutions reported DYNAMIX CORP III in Q4 2025. AQR Arbitrage LLC leads at 21.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
AQR Arbitrage LLC
CIK 0001167456
$6M579K0.12%Q4 2025
02
TORONTO DOMINION BANK
CIK 0000947263
$4M413K0.00%Q2 2026
03
LMR Partners LLP
CIK 0001578621
$4M400K0.02%Q2 2026
04
OMERS ADMINISTRATION Corp
CIK 0001053321
$3M335K0.02%Q2 2026
05
HGC Investment Management Inc.
CIK 0001711200
$3M250K0.50%Q2 2026
06
Allianz Asset Management GmbH
CIK 0001535323
$2M200K0.00%Q2 2026
07
READYSTATE ASSET MANAGEMENT LP
CIK 0001900923
$2M200K0.08%Q4 2025
08
HRT FINANCIAL LP
CIK 0001475597
$519K52K0.00%Q4 2025
09
Westchester Capital Management, LLC
CIK 0001512805
$507K50K0.02%Q2 2026
10
JPMORGAN CHASE & CO
CIK 0000019617
$505K50K0.00%Q2 2026
11
Clear Street Group Inc.
CIK 0001881567
$382K38K0.00%Q2 2026
12
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$189K19K0.00%Q2 2026
13
Quarry LP
CIK 0001965207
$151K15K0.01%Q2 2026
14
Sandia Investment Management LP
CIK 0001880562
$149K15K0.37%Q4 2025
15
CITADEL ADVISORS LLC
CIK 0001423053
$121K12K0.00%Q4 2025
16
Lineage Point Capital LP
CIK 0002093311
$101K10K0.04%Q4 2025
17
GLAZER CAPITAL, LLC
CIK 0001076809
$8K8060.00%Q1 2026
18
UBS Group AG
CIK 0001610520
$1K1300.00%Q2 2026