Senior insider sale

BLOCK, INC. — senior position signals high conviction

$33.85M

425K shares

What this filing means

EISEN ANTHONY MATHEW plans to sell 425K shares of BLOCK, INC. valued at approximately $33.85M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

EISEN ANTHONY MATHEW

Filed: 10/16/2026ACC: 0001950047-26-010283

InsiderEISEN ANTHONY MATHEWCIK 1933928

→

IssuerBLOCK, INC.CIK 1512673

Director

Since Feb 2025

425K

Shares to sell

$33.85M

Approx. market value

Acquired (3 months)

Planned

64 completed

Securities Acquired — Last 3 Months1

Sort

Restricted Stock

Not Applicable

1/31/2022

Total acquired6K

Acquisition Date	Type	Amount Acquired	Gift
1/31/2022	Restricted Stock Not Applicable	6K	—
Total		6K

Planned & Completed Dispositions65

Sort

Completed

—Completed

Units to sell

Market value

$461.9K

10/15/2026

—Completed

Units to sell

Market value

$454.2K

10/14/2026

—Completed

Units to sell

Market value

$460.8K

10/13/2026

—Completed

Units to sell

Market value

$461.8K

10/12/2026

—Completed

Units to sell

Market value

$454.5K

10/9/2026

—Completed

Units to sell

Market value

$451.0K

10/8/2026

—Completed

Units to sell

Market value

$452.1K

10/7/2026

—Completed

Units to sell

Market value

$460.1K

10/6/2026

—Completed

Units to sell

Market value

$445.4K

10/5/2026

—Completed

Units to sell

Market value

$453.7K

10/2/2026

—Completed

Units to sell

Market value

$442.0K

10/1/2026

—Completed

Units to sell

Market value

$446.0K

9/30/2026

—Completed

Units to sell

Market value

$439.7K

9/29/2026

—Completed

Units to sell

Market value

$451.2K

9/28/2026

—Completed

Units to sell

Market value

$461.4K

9/25/2026

—Completed

Units to sell

Market value

$447.5K

9/24/2026

—Completed

Units to sell

Market value

$460.0K

9/23/2026

—Completed

Units to sell

Market value

$477.5K

9/22/2026

—Completed

Units to sell

Market value

$465.2K

9/21/2026

—Completed

Units to sell

Market value

$459.3K

9/18/2026

—Completed

Units to sell

Market value

$467.8K

9/17/2026

—Completed

Units to sell

Market value

$470.2K

9/16/2026

—Completed

Units to sell

Market value

$475.9K

9/15/2026

—Completed

Units to sell

Market value

$473.8K

9/14/2026

—Completed

Units to sell

Market value

$479.8K

9/11/2026

—Completed

Units to sell

Market value

$470.3K

9/10/2026

—Completed

Units to sell

Market value

$475.6K

9/9/2026

—Completed

Units to sell

Market value

$493.1K

9/8/2026

—Completed

Units to sell

Market value

$495.1K

9/4/2026

—Completed

Units to sell

Market value

$501.4K

9/3/2026

—Completed

Units to sell

Market value

$463.8K

9/2/2026

—Completed

Units to sell

Market value

$480.2K

9/1/2026

—Completed

Units to sell

Market value

$495.5K

8/31/2026

—Completed

Units to sell

Market value

$510.7K

8/28/2026

—Completed

Units to sell

Market value

$504.0K

8/27/2026

—Completed

Units to sell

Market value

$492.0K

8/26/2026

—Completed

Units to sell

Market value

$490.9K

8/25/2026

—Completed

Units to sell

Market value

$488.9K

8/24/2026

—Completed

Units to sell

Market value

$480.2K

8/21/2026

—Completed

Units to sell

Market value

$485.2K

8/20/2026

—Completed

Units to sell

Market value

$477.3K

8/19/2026

—Completed

Units to sell

Market value

$475.0K

8/18/2026

—Completed

Units to sell

Market value

$489.8K

8/17/2026

—Completed

Units to sell

Market value

$497.2K

8/14/2026

—Completed

Units to sell

Market value

$475.0K

8/13/2026

—Completed

Units to sell

Market value

$471.7K

8/12/2026

—Completed

Units to sell

Market value

$472.9K

8/11/2026

—Completed

Units to sell

Market value

$470.8K

8/10/2026

—Completed

Units to sell

Market value

$473.4K

8/7/2026

—Completed

Units to sell

Market value

$498.4K

8/6/2026

—Completed

Units to sell

41K

Market value

$3.52M

8/5/2026

—Completed

Units to sell

Market value

$493.9K

8/4/2026

—Completed

Units to sell

Market value

$489.1K

8/3/2026

—Completed

Units to sell

Market value

$493.6K

7/31/2026

—Completed

Units to sell

Market value

$487.0K

7/30/2026

—Completed

Units to sell

Market value

$493.3K

7/29/2026

—Completed

Units to sell

Market value

$490.2K

7/28/2026

—Completed

Units to sell

Market value

$473.3K

7/27/2026

—Completed

Units to sell

Market value

$462.2K

7/24/2026

—Completed

Units to sell

Market value

$463.9K

7/23/2026

—Completed

Units to sell

Market value

$474.6K

7/22/2026

—Completed

Units to sell

Market value

$475.9K

7/21/2026

—Completed

Units to sell

Market value

$473.4K

7/20/2026

—Completed

Units to sell

Market value

$474.8K

7/17/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

Market value

$482.6K

10/16/2026

Total

Units

425K

Value

$33.85M

Date	Units to Sell	Approx. Market Value	Exchange	Status
Completed
10/15/2026	6K	$461.9K	—	Completed
10/14/2026	6K	$454.2K	—	Completed
10/13/2026	6K	$460.8K	—	Completed
10/12/2026	6K	$461.8K	—	Completed
10/9/2026	6K	$454.5K	—	Completed
10/8/2026	6K	$451.0K	—	Completed
10/7/2026	6K	$452.1K	—	Completed
10/6/2026	6K	$460.1K	—	Completed
10/5/2026	6K	$445.4K	—	Completed
10/2/2026	6K	$453.7K	—	Completed
10/1/2026	6K	$442.0K	—	Completed
9/30/2026	6K	$446.0K	—	Completed
9/29/2026	6K	$439.7K	—	Completed
9/28/2026	6K	$451.2K	—	Completed
9/25/2026	6K	$461.4K	—	Completed
9/24/2026	6K	$447.5K	—	Completed
9/23/2026	6K	$460.0K	—	Completed
9/22/2026	6K	$477.5K	—	Completed
9/21/2026	6K	$465.2K	—	Completed
9/18/2026	6K	$459.3K	—	Completed
9/17/2026	6K	$467.8K	—	Completed
9/16/2026	6K	$470.2K	—	Completed
9/15/2026	6K	$475.9K	—	Completed
9/14/2026	6K	$473.8K	—	Completed
9/11/2026	6K	$479.8K	—	Completed
9/10/2026	6K	$470.3K	—	Completed
9/9/2026	6K	$475.6K	—	Completed
9/8/2026	6K	$493.1K	—	Completed
9/4/2026	6K	$495.1K	—	Completed
9/3/2026	6K	$501.4K	—	Completed
9/2/2026	6K	$463.8K	—	Completed
9/1/2026	6K	$480.2K	—	Completed
8/31/2026	6K	$495.5K	—	Completed
8/28/2026	6K	$510.7K	—	Completed
8/27/2026	6K	$504.0K	—	Completed
8/26/2026	6K	$492.0K	—	Completed
8/25/2026	6K	$490.9K	—	Completed
8/24/2026	6K	$488.9K	—	Completed
8/21/2026	6K	$480.2K	—	Completed
8/20/2026	6K	$485.2K	—	Completed
8/19/2026	6K	$477.3K	—	Completed
8/18/2026	6K	$475.0K	—	Completed
8/17/2026	6K	$489.8K	—	Completed
8/14/2026	6K	$497.2K	—	Completed
8/13/2026	6K	$475.0K	—	Completed
8/12/2026	6K	$471.7K	—	Completed
8/11/2026	6K	$472.9K	—	Completed
8/10/2026	6K	$470.8K	—	Completed
8/7/2026	6K	$473.4K	—	Completed
8/6/2026	6K	$498.4K	—	Completed
8/5/2026	41K	$3.52M	—	Completed
8/4/2026	6K	$493.9K	—	Completed
8/3/2026	6K	$489.1K	—	Completed
7/31/2026	6K	$493.6K	—	Completed
7/30/2026	6K	$487.0K	—	Completed
7/29/2026	6K	$493.3K	—	Completed
7/28/2026	6K	$490.2K	—	Completed
7/27/2026	6K	$473.3K	—	Completed
7/24/2026	6K	$462.2K	—	Completed
7/23/2026	6K	$463.9K	—	Completed
7/22/2026	6K	$474.6K	—	Completed
7/21/2026	6K	$475.9K	—	Completed
7/20/2026	6K	$473.4K	—	Completed
7/17/2026	6K	$474.8K	—	Completed
Planned — Approximate Date
10/16/2026	6K	$482.6K	NYSE	Planned
Total	425K	$33.85M