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Informed actor · disclosed-activity record

Whittenburg Mark G

Former Officer (via Fidelity Brokerage Services LLC)

Every row below is a public disclosure this person or firm filed, dated and linked to its source. This is a factual record of what was disclosed and when — what it means, and whether any timing is coincidence or signal, is a judgment this page deliberately does not make.

Bullish filings

0

Bearish filings

3

Names touched

1

Disclosed $ (bull / bear)

$0 / $4.4M

Most active in: CNM (3)

Disclosures, last 12 months

3 of 3 · linked to source
DateNameWhatDisclosed $Receipt
2026-06-30CNMfiled notice to sell$2.4MSEC ↗
2026-05-29CNMfiled notice to sell$931KSEC ↗
2026-05-27CNMfiled notice to sell$1.1MSEC ↗

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This page is a dated factual record built from public filings, each row linked to its source. If a row is wrong — a misattributed filing, a wrong name, a record that should not merge — tell us what and why.

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Public filings only, shown as filed; the linked filing is the authoritative record. Descriptive, not investment advice — and never an allegation: proximity of a disclosure to any event is a fact of dates, not a conclusion about intent. Methodology · Today's notable signals