Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 27 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

27 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 16, 2021 NAII S 2,117 $16.63 $35,206 61,211 Direct -3.34% Disposed -92.0% (price as of 2026-10-06)
May 17, 2018 NAII S 9,000 $10.68 $96,120 39,328 Direct -18.62% Disposed -87.5% (price as of 2026-10-06)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 16, 2021 NAII Stock Option Common Stock (10,000) $3.52 June 12, 2021 10,000 Disposed
June 13, 2011 NAII Non-qualified stock option (right to buy) Common Stock (10,000) $3.52 June 12, 2021 10,000 Acquired
Aug. 31, 2010 NAII Non-qualified stock option (right to buy) Common Stock (10,000) $7.95 Aug. 30, 2015 10,000 Acquired
Feb. 24, 2010 NAII Non-Qualified Stock Option (right to buy) Common Stock $7.72 April 26, 2010 10,000 Disposed
June 29, 2009 NAII Non-qualified stock option (right to buy) Common Stock (10,000) $7.35 June 28, 2014 10,000 Acquired
April 25, 2008 NAII Non-qualified stock option (right to buy) Common Stock (10,000) $7.67 April 24, 2013 10,000 Acquired
June 29, 2007 NAII Non-qualified stock option (right to buy) Common Stock (10,000) $8.50 June 28, 2012 10,000 Acquired
April 28, 2006 NAII Non-Qualified Stock Option (right to buy) Common Stock (10,000) $9.30 April 27, 2011 10,000 Acquired
April 27, 2005 NAII Non-Qualified Stock Option (right to buy) Common Stock (10,000) $7.72 April 26, 2010 10,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Oct. 26, 2004 NAII Non-Qualified Stock Option (right to buy)→ Common Stock (10,000) 10,000 Direct