Mark C. Biderman

CIK: 0001263606

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (33.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (66.7%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

ARI

Apollo Commercial Real Estate Finance, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (3 total)

ARI
Apollo Commercial Real Estate Finance, Inc.
Apr 1, 2026
Award(A)
Direct
9.6K shares-
ARI
Apollo Commercial Real Estate Finance, Inc.
Apr 29, 2025
Sale(S)
Direct
10K shares at avg. $9.48$95K
ARI
Apollo Commercial Real Estate Finance, Inc.
Apr 1, 2025
Award(A)
Direct
10.2K shares-

		Type	Shares	Price		Ownership
Apr 1, 2026	ARI Apollo Commercial Real Estate Finance, Inc.	Award(A)	9,587	-	$0	Direct
Apr 29, 2025	ARI Apollo Commercial Real Estate Finance, Inc.	Sale(S)	10,000	$9.48	$94,800	Direct
Apr 1, 2025	ARI Apollo Commercial Real Estate Finance, Inc.	Award(A)	10,162	-	-	Direct

1-3 of 3 transactions

About BIDERMAN MARK C

BIDERMAN MARK C (SEC CIK 0001263606) files insider reports with the SEC as Director of Apollo Commercial Real Estate Finance, Inc. (ARI).

Signal8 holds 3 ownership filings by BIDERMAN MARK C, all Form 4s, filed between Apr 3, 2025 and Apr 3, 2026. Those filings report 3 transactions, from Apr 1, 2025 to Apr 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on BIDERMAN MARK C's filings is in NEW YORK, NY.

Recent filings by BIDERMAN MARK C

Apr 1, 2026: Grant or award of ARI shares (Form 4, code A).
Apr 29, 2025: Open-market sale of ARI shares (Form 4, code S).
Apr 1, 2025: Grant or award of ARI shares (Form 4, code A).

Other insiders filing for Apollo Commercial Real Estate Finance, Inc. (ARI)

How to read Form 4 transaction codes