M. Gustavo Marturet

CIK 1746247 · last filed 2026-06-04

M. Gustavo Marturet is a corporate insider who has filed 15 SEC Form 4 insider transactions across 2 companies since 2018. The most recent filing, for AMTB, was dated Jun 4, 2026. Across all open-market trades the lifetime net is −$68.6K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $2.0M 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

$1.98M

Companies

2

Total Filings

15

Lifetime Open-Market Net

-$68.6K

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
AMTB Director 82,670 $23.91 $1.98M -$68.6K 10 2026-06-04
Amerant Bancorp Inc. (AMTBB) Delisted Director 250 $28.72 $7.2K $0 5 2021-06-10

Recent Filings

15 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-04 AMTB Grant (A) $0 EDGAR
2026-05-11 AMTB Exer (M) +3,761 $0 EDGAR
2026-03-27 AMTB Gift (G) +612,443 $0 EDGAR
2025-05-08 AMTB Mixed +2,854 $0 EDGAR
2024-06-11 AMTB Exer (M) +2,892 $0 EDGAR
2024-05-10 AMTB Grant (A) $0 EDGAR
2023-06-09 AMTB Mixed +1,725 $0 EDGAR
2022-06-10 AMTB Mixed -$61.8K EDGAR
2022-03-15 AMTB Sell (S) −2,189 -$68.6K EDGAR
2021-12-23 AMTB Mixed −383 -$109.6K 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.