Ma David Y
SEC Form 4 insider trading activity
Ma David Y has filed 6 SEC Form 4 filings (40 transaction rows) across 1 company, with disclosures dating back to 2026. 6 of those filings fall inside the rolling window. Most recent filing: Apr 22, 2026.
On the most recent filing, Ma David Y is listed as Director at Sea Ltd. Inside the rolling window, Ma David Y reported no open-market purchases and 11 open-market sales totaling $117.2M in SE. The largest disclosed transaction in the window is a sale of 176,719 SE shares on Apr 14, 2026, worth $15.5M.
Companies traded
Other insiders at SE
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$117.2M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| SE | Director | Sale | 168,399 | $15.1M | Apr 22 | SEC ↗ | |
| SE | Director | Sale | 103,991 | $9.2M | Apr 22 | SEC ↗ | |
| SE | Director | Sale | 114,094 | $10.4M | Apr 20 | SEC ↗ | |
| SE | Director | Sale | 145,072 | $13.4M | Apr 20 | SEC ↗ | |
| SE | Director | Sale | 176,719 | $15.5M | Apr 16 | SEC ↗ | |
| SE | Director | Sale | 164,033 | $14.6M | Apr 16 | SEC ↗ | |
| SE | Director | Sale | 122,698 | $10.5M | Apr 14 | SEC ↗ | |
| SE | Director | Sale | 80,606 | $6.9M | Apr 14 | SEC ↗ | |
| SE | Director | Sale | 163,469 | $14.2M | Apr 10 | SEC ↗ | |
| SE | Director | Sale | 14,536 | $1.2M | Apr 10 | SEC ↗ | |
| SE | Director | Sale | 72,435 | $6.2M | Mar 20 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Ma David Y made?
Ma David Y has filed 6 SEC Form 4 filings (40 transaction rows) across 1 company since 2026.
Which companies does Ma David Y trade?
Ma David Y has filed SEC Form 4 disclosures for 1 company, including SE.
When was Ma David Y's most recent SEC Form 4 filing?
Ma David Y's most recent SEC Form 4 filing on Tracefour is dated Apr 22, 2026.
What is Ma David Y's total buy and sell value in the current window?
Inside the rolling retention window, Ma David Y bought $0 and sold $117.2M based on SEC Form 4 filings.
What was Ma David Y's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 176,719 SE shares on 2026-04-14, worth $15.5M, per SEC Form 4 filings.