Oscar Leland Mahan

CIK 1898828 · last filed 2026-06-05

Oscar Leland Mahan is a corporate insider who has filed 12 SEC Form 4 insider transactions across 1 company since 2022. The most recent filing shows the insider bought $3.8K of JMSB on Jun 5, 2026. Across all open-market trades the lifetime net is −$531.8K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $2.1M 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

$2.06M

Companies

1

Total Filings

12

Lifetime Open-Market Net

-$531.8K

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
JMSB Director 94,981 $21.71 $2.06M -$531.8K 12 2026-06-05

Recent Filings

12 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-05 JMSB Buy (P) +179 $3.8K EDGAR
2025-12-18 JMSB Grant (A) +1,901 $0 EDGAR
2025-07-17 JMSB Buy (P) +712 $13.3K EDGAR
2025-05-06 JMSB Sell (S) −5,133 -$87.6K EDGAR
2025-04-29 JMSB Mixed +8,167 $87.0K EDGAR
2024-12-19 JMSB Grant (A) +1,610 $0 EDGAR
2024-11-21 JMSB Sell (S) −3,573 -$82.3K EDGAR
2024-11-21 JMSB Sell (S) −9,383 -$209.6K EDGAR
2024-11-20 JMSB Sell (S) −2,615 -$61.9K EDGAR
2024-11-19 JMSB Mixed −4,429 -$107.5K 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.