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  • Insider Ownership

Insider Trading & Ownership of Mark DeLong

Location
Waltham, MA
Summary
The estimated net worth of Mark DeLong is at least $3,995,365 dollars as of 11 Jun 2025. Mark DeLong is the Chief Business & Strat Officer of Apellis Pharmaceuticals, Inc. and owns shares of Apellis Pharmaceuticals, Inc. (APLS) stock worth about $4M.
Signature
/s/ David Watson, attorney-in-fact for Mark DeLong
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Ownership of Mark DeLong

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
APLS Apellis Pharmaceuticals, Inc. Chief Business & Strat Officer $3,995,365 -$146,503 -3.5% 09 Jun 2025

Insider Transactions Reported by Mark DeLong:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.