Insider at

04

Insider transactions

05
0 buys (P) 5 sells (S) Net: $-105,418 + 3 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

3 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 10, 2026 ZNTL S 10b5-1 6,894 $2.42 $16,683 146,506 Direct -4.49% Disposed 4.1% (price as of 2026-10-02)
Feb. 9, 2026 ZNTL S 10b5-1 3,379 $2.39 $8,076 153,400 Direct -2.16% Disposed 5.4% (price as of 2026-10-02)
Feb. 6, 2026 ZNTL S 10b5-1 29,951 $2.43 $72,781 156,779 Direct -16.04% Disposed 3.7% (price as of 2026-10-02)
Feb. 3, 2026 ZNTL S 10b5-1 556 $2.52 $1,401 186,730 Direct -0.30% Disposed 0.0% (price as of 2026-10-02)
Feb. 2, 2026 ZNTL S 10b5-1 2,540 $2.55 $6,477 187,286 Direct -1.34% Disposed -1.2% (price as of 2026-10-02)
Feb. 3, 2025 ZNTL S 2,615 $1.71 $4,472 189,826 Direct -1.36% Disposed 47.4% (price as of 2026-10-02)
Oct. 4, 2024 ZNTL S 10b5-1 1,603 $3.18 $5,098 33,855 Direct -4.52% Disposed -20.8% (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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Jan. 8, 2026 ZNTL Stock Option (Right to Buy) Stock Option (100,000) $2.84 Jan. 7, 2036 100,000 Acquired
Feb. 3, 2025 ZNTL Stock Option (Right to Buy) Common Stock (35,633) $1.68 Feb. 2, 2035 35,633 Acquired

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

Initial ownership (Form 3) 7 holdings

07

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

DateTickerSecuritySharesOwnership
April 11, 2024 ZNTL Common Stock 35,458 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (12,500) 12,500 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (10,000) 10,000 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (6,875) 6,875 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (2,750) 2,750 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (17,500) 17,500 Direct
April 11, 2024 ZNTL Stock Option (Right to Buy)→ Common Stock (25,000) 25,000 Direct