Apollo Principal Holdings B, L.P. - 20 Oct 2025 Form 4 Insider Report for Diameter Credit Co

Role
10%+ Owner
Signature
see signatures attached as Exhibit 99.2
Transactions as of
20 Oct 2025
Transactions value $
$24,499,956
Form type
4
Filing time
22 Oct 2025, 21:30:10 UTC
Previous filing
19 Sep 2025
Next filing
03 Nov 2025
SEC
View on sec.gov

Reporting Owners (4)

Name Relationship Address Signature Signature date CIK
Apollo Principal Holdings B, L.P. 10%+ Owner 9 W. 57TH STREET, 41ST FLOOR, NEW YORK see signatures attached as Exhibit 99.2 22 Oct 2025 0001968376
AP DLF Offshore Investor, LP 10%+ Owner 9 W. 57TH STREET, 41ST FLOOR, NEW YORK see signatures attached as Exhibit 99.2 22 Oct 2025 0002011995
Apollo Principal Holdings B GP, LLC 10%+ Owner 9 W. 57TH STREET, 41ST FLOOR, NEW YORK see signatures attached as Exhibit 99.2 22 Oct 2025 0002011937
APO Corp. 10%+ Owner 9 W. 57TH STREET, 41ST FLOOR, NEW YORK see signatures attached as Exhibit 99.2 22 Oct 2025 0002012136

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction Common shares of beneficial interest Purchase $24.5M +894K +10.46% $27.39 9.44M 20 Oct 2025 See Footnote F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 See Exhibit 99.1.