Ronald Bisio

CIK 1768643 · Sr. Vice President · last filed 2026-04-17

Ronald Bisio is a Sr. Vice President who has filed 47 SEC Form 4 insider transactions across 1 company since 2019. The most recent filing, for TRMB, was dated Apr 17, 2026. Across all open-market trades the lifetime net is −$3.6M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $4.7M 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

$4.74M

Companies

1

Total Filings

47

Lifetime Open-Market Net

-$3.60M

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
TRMB Sr. Vice President 94,103 $50.42 $4.74M -$3.60M 47 2026-04-17

Recent Filings

47 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-04-17 TRMB Mixed +18,914 $1.26M EDGAR
2026-03-30 TRMB Grant (A) $0 EDGAR
2025-12-01 TRMB Sell (S) −2,500 -$202.2K EDGAR
2025-11-06 TRMB Mixed -$89.3K EDGAR
2025-08-28 TRMB Mixed −2,825 -$203.9K EDGAR
2025-06-30 TRMB Sell (S) −2,500 -$187.5K EDGAR
2025-06-18 TRMB Sell (S) −1,500 -$109.1K EDGAR
2025-05-27 TRMB Mixed +415 -$23.0K EDGAR
2025-04-17 TRMB Mixed +7,405 $440.5K EDGAR
2025-04-14 TRMB Mixed +5,806 -$233.0K 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.