Sonoma Pharmaceuticals, Inc. (SNOA) Insider Ownership

Historic Insider Ownership Trends

SNOA's three largest insider shareholders as of March 23, 2026 are Bruce Thornton (Executive Vice President, 154.41K shares), Amy Moss Trombly (Chief Executive Officer, 153.59K shares), Jerome J Dvonch (Chief Financial Officer, 84.59K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Bruce Thornton Executive Vice President 154,411 0 21 Jun, 2024
Amy Moss Trombly Chief Executive Officer 153,586 0 21 Jun, 2024
Jerome J Dvonch Chief Financial Officer 84,595 0 21 Jun, 2024
Poggetto John Dal Controller 15,000 0 21 Jun, 2024

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
02 Jan, 2026 Poggetto John Dal Restricted Stock Units A 5,000 $0.00 25,250 D A
02 Jan, 2026 Philippe Weigerstorfer Stock option (right to buy) A 10,000 - 20,001 D A
02 Jan, 2026 Jerome J Dvonch Restricted Stock Units A 5,000 $0.00 34,391 D A
02 Jan, 2026 Jay E Birnbaum Stock option (right to buy) A 10,000 - 20,001 D A
02 Jan, 2026 Amy Moss Trombly Restricted Stock Units A 10,000 $0.00 42,185 D A
19 Jun, 2025 Jerome J Dvonch Restricted Stock Units A 13,500 $0.00 25,515 D A
19 Jun, 2025 Amy Moss Trombly Restricted Stock Units A 13,500 $0.00 32,185 D A
19 Jun, 2025 Poggetto John Dal Restricted Stock Units A 10,000 $0.00 20,250 D A
19 Jun, 2025 Bruce Thornton Restricted Stock Units A 13,500 $0.00 32,191 D A
02 Jan, 2025 Jay E Birnbaum Stock option (right to buy) A 7,500 - 10,029 D A
02 Jan, 2025 Jerome J Dvonch Restricted Stock Units A 10,000 $0.00 15,891 D A
02 Jan, 2025 Bruce Thornton Restricted Stock Units A 10,000 $0.00 18,691 D A
02 Jan, 2025 Philippe Weigerstorfer Stock option (right to buy) A 7,500 - 10,001 D A
02 Jan, 2025 Poggetto John Dal Restricted Stock Units A 7,500 $0.00 10,250 D A
02 Jan, 2025 Amy Moss Trombly Restricted Stock Units A 10,000 $0.00 18,685 D A
20 Jun, 2024 Amy Moss Trombly Common Stock, $0.0001 par value A 53,586 - 153,586 D A
20 Jun, 2024 Bruce Thornton Common Stock, $0.0001 par value A 53,586 - 154,411 D A
20 Jun, 2024 Jerome J Dvonch Common Stock, $0.0001 par value A 53,586 - 84,595 D A
20 Jun, 2024 Poggetto John Dal Common Stock, $0.0001 par value A 15,000 - 15,000 D A
29 Dec, 2023 Bruce Thornton Stock option (right to buy) A 60,000 - 176,781 D A