Cloonan Michael
President & CEO
Cloonan Michael has filed 4 SEC Form 4 filings (20 transaction rows) across 1 company, with disclosures dating back to 2025. 1 of those filings fall inside the rolling window. Most recent filing: Sep 18, 2026.
Companies traded
Other insiders at SION
No insider trading data found for Cloonan Michael.
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Oct 21, 2025 | SION | Sale | $1.3M |
| Oct 21, 2025 | SION | Sale | $838K |
| Oct 21, 2025 | SION | Sale | $1.1M |
| Oct 21, 2025 | SION | Sale | $459K |
| Oct 16, 2025 | SION | Sale | $7K |
| Oct 16, 2025 | SION | Sale | $322K |
| Oct 15, 2025 | SION | Sale | $460K |
| Sep 29, 2025 | SION | Sale | $231K |
| Sep 26, 2025 | SION | Sale | $496K |
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Frequently asked questions
How many SEC Form 4 filings has Cloonan Michael made?
Cloonan Michael has filed 4 SEC Form 4 filings (20 transaction rows) across 1 company since 2025.
Which companies does Cloonan Michael trade?
Cloonan Michael has filed SEC Form 4 disclosures for 1 company, including SION.
When was Cloonan Michael's most recent SEC Form 4 filing?
Cloonan Michael's most recent SEC Form 4 filing on Tracefour is dated Sep 18, 2026.
What is Cloonan Michael's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Cloonan Michael is listed as President & CEO.