Michael Weening

CIK 1678385 · President & CEO · last filed 2026-02-17

Michael Weening is a President & CEO who has filed 41 SEC Form 4 insider transactions across 1 company since 2016. The most recent filing shows the insider was granted $19.9K of CALX on Feb 17, 2026. Across all open-market trades the lifetime net is −$72.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $635.6K across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$635.6K

Companies

1

Total Filings

41

Lifetime Open-Market Net

-$72.68M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
CALX President & CEO 16,556 $38.39 $635.6K -$72.68M 41 2026-02-17

Recent Filings

41 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-02-17 CALX Grant (A) +439 $19.9K EDGAR
2025-11-03 CALX Mixed -$15.91M EDGAR
2025-09-11 CALX Mixed -$9.56M EDGAR
2025-09-08 CALX Mixed -$1.25M EDGAR
2025-09-02 CALX Mixed -$6.57M EDGAR
2025-08-15 CALX Grant (A) +305 $10.3K EDGAR
2025-08-05 CALX Mixed -$3.62M EDGAR
2025-07-24 CALX Mixed -$9.90M EDGAR
2025-06-03 CALX Mixed -$4.03M EDGAR
2025-02-18 CALX Grant (A) +349 $10.9K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.