Insider Trading & Ownership of DOUGLAS RICHARD

Location
Cambridge, MA
Summary
The estimated value of insider holdings of DOUGLAS RICHARD is at least $1,256,094 dollars as of 20 Mar 2026. DOUGLAS RICHARD is the Director of NOVAVAX INC and owns shares of NOVAVAX INC (NVAX) stock worth about $663.1K. DOUGLAS RICHARD is the Director of MAXCYTE, INC. and owns shares of MAXCYTE, INC. (MXCT) stock worth about $320K. DOUGLAS RICHARD is the Director of Aldeyra Therapeutics, Inc. and owns shares of Aldeyra Therapeutics, Inc. (ALDX) stock worth about $273K.
Signature
/s/ Richard Douglas
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Key facts

  • DOUGLAS RICHARD has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $1,256,094.
  • Recent insider filing activity is available below.

Change

  • Largest disclosed position: NOVAVAX INC ($663,054).
  • Past-year value change for that position: .

Research use

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Evidence

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of DOUGLAS RICHARD

NVAX Forms 3/4/5

NOVAVAX INC

Relationship
Director
Holdings value
$663,054
Past year net change
Change %
Report period
20 Jun 2025
MXCT Forms 3/4/5

MAXCYTE, INC.

Relationship
Director
Holdings value
$320,040
Past year net change
+$111,040
Change %
+53%
Report period
13 Aug 2025

Insider Transactions Reported by DOUGLAS RICHARD:

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.
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