MCCARTHY MICHAEL O III
CHIEF LEGAL OFFICER
MCCARTHY MICHAEL O III has filed 12 SEC Form 4 filings (26 transaction rows) across 1 company, with disclosures dating back to 2025. 11 of those filings fall inside the rolling window. Most recent filing: Aug 20, 2026.
On the most recent filing, MCCARTHY MICHAEL O III is listed as CHIEF LEGAL OFFICER at QuantumScape Corp. Inside the rolling window, MCCARTHY MICHAEL O III reported no open-market purchases and 7 open-market sales totaling $3.2M in QS. The largest disclosed transaction in the window is a sale of 50,000 QS shares on Oct 30, 2025, worth $789K.
Companies traded
Other insiders at QS
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.2M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| QS | CHIEF LEGAL OFFICER | Sale | 30,000 | $207K | Mar 6 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 45,000 | $303K | Mar 6 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 36,415 | $423K | Nov 26 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 40,000 | $472K | Nov 26 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 20,435 | $329K | Nov 12 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 50,000 | $789K | Oct 31 | SEC ↗ | |
| QS | CHIEF LEGAL OFFICER | Sale | 46,264 | $706K | Oct 28 | SEC ↗ |
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 |
|---|---|---|---|
| Sep 12, 2025 | QS | Sale | $347K |
Frequently asked questions
How many SEC Form 4 filings has MCCARTHY MICHAEL O III made?
MCCARTHY MICHAEL O III has filed 12 SEC Form 4 filings (26 transaction rows) across 1 company since 2025.
Which companies does MCCARTHY MICHAEL O III trade?
MCCARTHY MICHAEL O III has filed SEC Form 4 disclosures for 1 company, including QS.
When was MCCARTHY MICHAEL O III's most recent SEC Form 4 filing?
MCCARTHY MICHAEL O III's most recent SEC Form 4 filing on Tracefour is dated Aug 20, 2026.
What is MCCARTHY MICHAEL O III's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, MCCARTHY MICHAEL O III is listed as CHIEF LEGAL OFFICER.
What is MCCARTHY MICHAEL O III's total buy and sell value in the current window?
Inside the rolling retention window, MCCARTHY MICHAEL O III bought $0 and sold $3.2M based on SEC Form 4 filings.
What was MCCARTHY MICHAEL O III's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 50,000 QS shares on 2025-10-30, worth $789K, per SEC Form 4 filings.