National Interstate CORP
Net SellingNATL·US·🇺🇸 US
10%buys·90%sales
580 transactions$284KTotal buys·21 buys
$28.5MTotal sells·189 sells
4141 insiders
Last: Mar 31, 2026
| Date | Insider | Type | Value | |
|---|---|---|---|---|
| Mar 31, 26 | Reece Joseph E | Grant | $53K | |
| Dec 19, 25 | Burson Andrea Richards | Other | $20K | |
| Dec 19, 25 | Burson Andrea Richards | Other | $14K | |
| Dec 19, 25 | Mackinnon Stuart | Other | $150K | |
| Dec 19, 25 | Mackinnon Stuart | Other | $158K | |
| Dec 19, 25 | NUNEZ RICARDO J | Other | $81K | |
| Dec 19, 25 | NUNEZ RICARDO J | Other | $82K | |
| Dec 19, 25 | Oliver Timothy Charles | Other | $581K | |
| Dec 19, 25 | Oliver Timothy Charles | Other | $665K | |
| Dec 19, 25 | Wamser R Andrew Jr | Other | $86K |
National Interstate CORP (NATL) has recorded 580 insider transactions from 41 insiders. Total insider buying volume stands at $284K, while total selling volume is $28.5M. Overall insider sentiment is bearish (90% sales).
National Interstate CORP (NATL) has recorded 580 insider operations, including 21 open-market purchases ($284K), 189 sales ($28.5M) and 370 other operations (stock option exercises, grants, tax dispositions, donations). The insider sentiment is bearish (90% sales).
Insider activity at National Interstate CORP is sustained, with operations recorded in 8 of the last 12 months — a sign of regular regulatory filings.
Among the most active insiders are Oliver Timothy Charles (CEO), Michelson David W (CEO) & Spachman Alan R (CEO), with respectively 58, 37, 23 transactions.
Across all 580 recorded transactions, the breakdown by type is: sales (189, 33%), grant (149, 26%), exercise (124, 21%), tax (49, 8%), disposition (23, 4%).
Data sourced from regulatory filings (SEC Form 4, AMF, BaFin, FI, and other European authorities).
National Interstate CORP has recorded 580 insider operations in total, including 21 open-market purchases ($284K), 189 sales ($28.5M) and 370 other operations (stock option exercises, grants, tax dispositions, donations). The most recent transaction was recorded on March 31, 2026.
Insiders at National Interstate CORP are currently net sellers, with 10% purchases and 90% sales across all reported transactions. Total buy volume is $284K versus $28.5M in sales, indicating a bearish insider sentiment.
InsiderLens tracks 41 insiders at National Interstate CORP (NATL). Oliver Timothy Charles (CEO, 58 tx), Michelson David W (CEO, 37 tx), Spachman Alan R (CEO, 23 tx). Data is sourced from mandatory regulatory filings for persons with access to privileged information.
The insider signal for NATL is bearish, based on a 10% buy ratio across 210 buy and sell transactions reported to financial regulators. Transactions from C-suite executives (CEO, CFO) and board members are generally considered the most informative signals.
Insider trading data for National Interstate CORP comes from official regulatory filings: SEC Form 4 (United States), AMF (France), BaFin (Germany), FI (Sweden), and other European financial authorities. These filings are mandatory for directors, officers, and holders of more than 10% of a company's shares. InsiderLens aggregates and normalizes this data for analysis.