Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 2 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 6, 2026 SINT A 60,000 · · 100,000 Direct +150.00% Acquired
Sept. 4, 2025 SINT A 70,000 · · 90,000 Direct +350.00% Acquired

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
Feb. 6, 2026 SINT Restricted Stock Units Common Stock (60,000) · · 60,000 Acquired
Sept. 4, 2025 SINT Restricted Stock Units Common Stock (70,000) · · 70,000 Acquired

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

Initial ownership (Form 3) 2 holdings

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

DateTickerSecuritySharesOwnership
Sept. 5, 2025 SINT Common Stock, par value $0.01 4,376 Direct
Sept. 5, 2025 SINT Restricted Stock Units→ Common Stock, par value $0.01 (20,000) 20,000 Direct