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Data

SEC EDGAR Form 4 ↗
CongressStock.com ↗
Track13F.com ↗
About the data

© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/National Interstate Corp

National Interstate Corp

49 insider trades tracked

NATL

Insider trades

49

Total bought

$26.9M

Total sold

$11.8M

Unique insiders

11

Recent insider trades

Most recent Form 4 filings for National Interstate Corp.

Burson Andrea Richardsgranted19,404 shares ofNATLat $44.56$865KMar 12Details
Hornfeck Tracigranted8,977 shares ofNATLat $44.56$400KMar 12Details
Wamser R Andrew Jrgranted45,277 shares ofNATLat $44.56$2MMar 12Details
Mackinnon Stuartgranted58,213 shares of

Insiders at this company

Executives and directors who have filed Form 4s.

OLIVER TIMOTHY CHARLES14 trades
Mackinnon Stuart9 trades
DuVall Andrew R7 trades
Burson Andrea Richards6 trades
NUNEZ RICARDO J4 trades
Reece Joseph E3 trades
Wamser R Andrew Jr2 trades
Meriwether LaShawne1 trades

at $44.56

$2.6MMar 12Details

NUNEZ RICARDO Jgranted34,928 shares ofNATLat $44.56$1.6MMar 12Details

OLIVER TIMOTHY CHARLESgranted219,915 shares ofNATLat $44.56$9.8MMar 12Details

Mackinnon Stuarttraded14,923 shares ofNATLat $38.11$569KFeb 2Details

Mackinnon Stuarttax-withheld6,762 shares ofNATLat $38.11$258KFeb 2Details

Mackinnon Stuartexercised17,183 shares ofNATLat $38.11$655KFeb 2Details

OLIVER TIMOTHY CHARLEStraded25,026 shares ofNATLat $38.11$954KFeb 2Details

OLIVER TIMOTHY CHARLEStax-withheld12,997 shares ofNATLat $38.11$495KFeb 2Details

OLIVER TIMOTHY CHARLESexercised28,817 shares ofNATLat $38.11$1.1MFeb 2Details

Burson Andrea Richardstax-withheld445 shares ofNATLat $38.11$17KJan 5Details

Reece Joseph Egranted1,378 shares ofNATLat $38.11$53KJan 5Details

Burson Andrea Richardstax-withheld508 shares ofNATLat $38.92$20KDec 22Details

Burson Andrea Richardstax-withheld348 shares ofNATLat $38.92$14KDec 22Details

Wamser R Andrew Jrtax-withheld2,215 shares ofNATLat $38.92$86KDec 22Details

Mackinnon Stuarttax-withheld3,861 shares ofNATLat $38.92$150KDec 22Details

Mackinnon Stuarttax-withheld4,066 shares ofNATLat $38.92$158KDec 22Details

NUNEZ RICARDO Jtax-withheld2,105 shares ofNATLat $38.92$82KDec 22Details

NUNEZ RICARDO Jtax-withheld2,073 shares ofNATLat $38.92$81KDec 22Details

OLIVER TIMOTHY CHARLEStax-withheld14,934 shares ofNATLat $38.92$581KDec 22Details

OLIVER TIMOTHY CHARLEStax-withheld17,084 shares ofNATLat $38.92$665KDec 22Details

Frymire Michelle Msold8,786 shares ofNATLat $35.02$308KNov 21Details

OLIVER TIMOTHY CHARLEStraded50,323 shares ofNATLat $35.88$1.8MNov 13Details

OLIVER TIMOTHY CHARLEStax-withheld122,388 shares ofNATLat $35.88$4.4MNov 13Details

OLIVER TIMOTHY CHARLESexercised172,711 shares ofNATLat $17.03$2.9MNov 13Details

Reece Joseph Egranted1,336 shares ofNATLat $39.31$53KOct 2Details

Reece Joseph Egranted1,840 shares ofNATLat $28.53$52KJul 2Details

Burson Andrea Richardsgranted6,254 shares ofNATLat $30.28$189KFeb 24Details

Campbell Paul J.

1 trades

Frymire Michelle M1 trades

Hornfeck Traci1 trades

National Interstate Corp (NATL) — Insider Trading Activity | Insider Trading Screener