Insider at

04

Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 44 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

44 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
April 25, 2025 NTIC P 1,000 $7.45 $7,450 7,954 Direct +14.38% Acquired 3.4% (price as of 2026-10-02)
Aug. 5, 2024 BDC S 2,500 $95.98 $239,950 6,954 Direct -26.44% Disposed 17.2% (price as of 2026-10-02)
Aug. 14, 2023 NTIC P 500 $13.17 $6,585 3,062 Direct +19.52% Acquired -41.5% (price as of 2026-10-02)
March 7, 2023 BDC S 2,500 $85.91 $214,775 6,210 Direct -28.70% Disposed 30.9% (price as of 2026-10-02)
Jan. 30, 2023 NTIC P 500 $12.92 $6,460 2,562 Direct +24.25% Acquired -40.4% (price as of 2026-10-02)
Jan. 25, 2021 NTIC P 1,000 $14.78 $14,780 2,000 Direct +100.00% Acquired -47.9% (price as of 2026-10-02)
July 23, 2020 NTIC P 1,000 $8.60 $8,600 1,000 Direct · Acquired -10.5% (price as of 2026-10-02)
May 21, 2020 BDC P 2,500 · · 2,500 Direct · Acquired (price as of 2026-10-02)

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
Sept. 1, 2023 NTIC Stock Option (right to buy) Common Stock (9,921) $13.25 Aug. 31, 2033 9,921 Acquired
Sept. 1, 2022 NTIC Stock Option (right to buy) Common Stock (10,309) $11.38 Aug. 31, 2032 10,309 Acquired
Sept. 1, 2021 NTIC Stock Option (right to buy) Common Stock (6,859) $16.97 Aug. 31, 2031 6,859 Acquired
Sept. 1, 2020 NTIC Stock Option (right to buy) Common Stock (16,026) $8.24 Aug. 31, 2030 16,026 Acquired
Oct. 22, 2019 NTIC Stock Option (right to buy) Common Stock (8,366) $12.09 Oct. 22, 2029 8,366 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
May 26, 2020 BDC Common Stock 0 Direct