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Brian Grassadonia Insider Trading Activity
Every SEC Form 4 transaction reported by Brian Grassadonia, sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Is Brian Grassadonia buying or selling?
Brian Grassadonia reported 0 open-market buys ($0) and 57 sells ($83.8M) across 57 Form 4 filings at 1 company — a net selling position of $83.8M.
Source: SEC EDGAR Form 4
Key Statistics (as of Jul 7, 2026)
Total Form 4 filings
57
SEC EDGAR
Companies
1
Buys (0)
$0
Sells (57)
$83.8M
Insider sentiment
Net sellingNet insider flow of $83.8M in net selling, filed between Mar 4, 2020 – Jul 7, 2026.
Companies Brian Grassadonia files for
| # | Company | Form 4 filings |
|---|---|---|
| 1 | XYZBlock, Inc. | 57 |
Recent Brian Grassadonia transactions
| Date | Ticker | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Jul 7, 2026 | XYZ | Ecosystem Lead | Sale | 43.3K | $3.5M |
| May 22, 2026 | XYZ | Ecosystem Lead | Sale | 8.2K | $555.4K |
| Apr 8, 2026 | XYZ | Ecosystem Lead | Sale | 1.8K | $106.6K |
| Feb 24, 2026 | XYZ | Ecosystem Lead | Sale | 10.3K | $517.5K |
| Jan 6, 2026 | XYZ | Ecosystem Lead | Sale | 3.0K | $202.3K |
| Nov 25, 2025 | XYZ | Ecosystem Lead | Sale | 14.5K | $897.6K |
| Oct 10, 2025 | XYZ | Ecosystem Lead | Sale | 35.1K | $2.8M |
| Oct 6, 2025 | XYZ | Ecosystem Lead | Sale | 3.0K | $229.1K |
| Sep 4, 2025 | XYZ | Ecosystem Lead | Sale | 9.8K | $744.1K |
| Aug 25, 2025 | XYZ | Ecosystem Lead | Sale | 6.5K | $473.2K |
| Jul 7, 2025 | XYZ | Ecosystem Lead | Sale | 1.3K | $92.9K |
| May 23, 2025 | XYZ | Ecosystem Lead | Sale | 6.5K | $366.2K |
| Apr 4, 2025 | XYZ | Ecosystem Lead | Sale | 1.9K | $105.9K |
| Feb 25, 2025 | XYZ | Cash App Lead | Sale | 7.8K | $539.1K |
| Jan 6, 2025 | XYZ | Cash App Lead | Sale | 4.2K | $378.9K |
| Nov 25, 2024 | XYZ | Cash App Lead | Sale | 11.6K | $1.1M |
| Nov 20, 2024 | XYZ | Cash App Lead | Sale | 341 | $28.5K |
| Oct 4, 2024 | XYZ | Cash App Lead | Sale | 4.2K | $274.6K |
| Aug 23, 2024 | XYZ | Cash App Lead | Sale | 11.6K | $753.1K |
| Jul 5, 2024 | XYZ | Cash App Lead | Sale | 4.2K | $272.8K |
| May 23, 2024 | XYZ | Cash App Lead | Sale | 11.7K | $817.5K |
| May 3, 2024 | XYZ | Cash App Lead | Sale | 113.7K | $7.7M |
| Apr 3, 2024 | XYZ | Cash App Lead | Sale | 120.0K | $9.9M |
| Mar 6, 2024 | XYZ | Cash App Lead | Sale | 111.9K | $8.7M |
| Feb 23, 2024 | XYZ | Cash App Lead | Sale | 130.5K | $8.5M |
Showing the 25 most recent filings of 57. Screen every filing.
Brian Grassadonia insider trading FAQ
Is Brian Grassadonia buying or selling?
Across 57 SEC Form 4 filings, Brian Grassadonia reported 0 open-market purchases totaling $0 and 57 sales totaling $83.8M — a net selling position of $83.8M.
Which companies does Brian Grassadonia file Form 4s for?
Brian Grassadonia has reported insider transactions at 1 company, most often Block, Inc. (XYZ).
How far back does Brian Grassadonia's filing history go?
Trabud holds Brian Grassadonia's SEC Form 4 filings from Mar 4, 2020 – Jul 7, 2026, sourced directly from SEC EDGAR.
Where does Trabud get Brian Grassadonia's insider trading data?
Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.
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