Mark Jeffrey Delong
Estimated Net Worth
$3.78 Million14.3%vs Last Year
Last Updated: May 19, 2026 11:50 PM ESTTransaction Summary
Total Transactions43
Buy-Sell Ratio0.27
Buy Transactions9
Sell Transactions33
Transaction Volume
Total Volume$8.57M
Net Volume-$1.9M
Buy Volume$3.33M
Sell Volume$5.23M
Trade Analysis
AVG Trade Size$199.26K
Largest Trade$1.62M
Most Active MonthJan
Most Active Year2022
Trading Sentiment
OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone
Net Worth & Trading Activity Over Time
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Monthly Trading Pattern
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Past Insider Trading and Trends
Mark Jeffrey Delong has an estimated net worth of $3.78 Million. This is based on reported shares in Apellis Pharmaceuticals, Inc..
2022 was Mark Jeffrey Delong's most active year for acquiring shares with 14 total transactions. Mark Jeffrey Delong's most active month to acquire stocks was the month of December. 2026 was Mark Jeffrey Delong's most active year for disposing of shares, totalling 21 transactions. Mark Jeffrey Delong's most active month to dispose stocks was the month of April. 2024 saw Mark Jeffrey Delong paying a total of $1,707,389.65 for 46,830 shares, this is the most they've acquired in one year. In 2024 Mark Jeffrey Delong cashed out on 19,093 shares for a total of $826,964.55, their largest year based on trade value.
Holdings & Transactions
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