Every Form 4 that SenesTech, Inc. (SNES) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow SNES and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full SNES filings page.
SenesTech, Inc. (SNES) reported that Chief Executive Officer and director Michael Edell purchased a total of 2,000 shares of common stock on September 9, 2026 in open-market transactions, with 1,000 shares bought at $0.89 per share and 1,000 shares bought at $0.85 per share. No Rule 10b5-1 trading plan is reported for these purchases.
SenesTech, Inc. insider Michael Edell, the Chief Executive Officer and a director, reported a purchase of SenesTech common stock. On 2026-08-14, he bought 1,000 shares at a price of $1.21 per share. After this open-market or private transaction, he directly owns 6,000 shares of common stock.
Glenbrook Capital Management, a more than ten percent owner of SenesTech, Inc., reported two open-market purchases of common stock held in an account it manages. On 2026-08-06 it purchased 15,000 shares at $1.2962 per share, and on 2026-08-07 it purchased 6,490 shares at $1.2977 per share. After these indirect purchases, the managed account held 1,079,294 SenesTech common shares. Glenbrook Capital Management serves as investment manager to the account and disclaims beneficial ownership except to the extent of its pecuniary interest. The transactions were not reported as made under a Rule 10b5-1 trading plan.
Glenbrook Capital Management, a ten percent owner of SenesTech, Inc., reported purchasing 35,000 shares of common stock on July 20, 2026 at an average price of $1.4734 per share in an open-market or private transaction. Following this trade, an account it manages held 1,057,824 shares indirectly. Glenbrook states these securities are held for a managed account and it disclaims beneficial ownership except to the extent of its pecuniary interest. The transaction was not marked as being under a Rule 10b5-1 trading plan.
SenesTech, Inc. Chief Executive Officer Michael Edell reported an open-market purchase of 1,000 shares of Common Stock at about $1.43 per share. This buy increased his direct holdings to 5,000 shares, indicating a larger personal stake in the company’s equity.
SenesTech, Inc. reported an insider transaction involving an account managed by Glenbrook Capital Management, a ten percent owner. On June 30, 2026, the account made an open-market purchase of 35,000 shares of common stock at an average price of $1.5066 per share. Following this trade, the account indirectly holds 1,022,824 shares of SenesTech common stock. Glenbrook Capital Management serves as investment manager to the account and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest, if any.
SenesTech, Inc. reported that an account managed by Glenbrook Capital Management made a series of open-market purchases of its common stock. Between June 24 and June 29, 2026, the account bought a total of 25,416 shares at prices around $1.52–$1.56 per share. After these transactions, the account held 987,824 shares of SenesTech common stock indirectly. Glenbrook Capital Management is investment manager to the account and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest.
SenesTech, Inc. reported that Glenbrook Capital Management, as investment manager for an account it oversees, made two open-market purchases of SenesTech common stock. The account bought 3,264 shares at $1.6139 per share on June 17, 2026 and 5,000 shares at $1.6591 per share on June 22, 2026, for a total of 8,264 shares purchased. Following these transactions, the account held 962,408 shares of SenesTech common stock indirectly. Glenbrook Capital Management disclaims beneficial ownership of these securities for Section 16 purposes except to the extent of any pecuniary interest.
SenesTech, Inc. director Joshua Matthew Moss received a grant of stock options covering 100,000 shares of common stock. The options have an exercise price of $1.65 per share, expire on June 15, 2036, and vest in 12 equal monthly installments over one year. Following this award, Moss holds derivative options on 100,000 shares directly.
SenesTech, Inc. director Phillip Nicholas Grandinetti III received a grant of stock options covering 100,000 shares of Common Stock. The options have an exercise price of $1.65 per share, become exercisable over one year in 12 equal monthly installments, and expire on June 15, 2036. Following this award, he holds stock options for 100,000 shares directly.
SenesTech, Inc. director Jacob Steven Leach received a stock option grant covering 100,000 shares of common stock. The option has an exercise price of $1.65 per share, was granted on June 15, 2026, and expires on June 15, 2036.
The award vests monthly over one year in 12 equal installments, starting after the grant date. Following this grant, Leach holds derivative rights to acquire 100,000 shares through this option, reflecting a compensation-related equity incentive rather than an open-market purchase or sale.
SenesTech, Inc. director Matthew K. Szot received a grant of stock options covering 100,000 shares of common stock. The options have an exercise price of $1.6500 per share, were granted at no cost, and vest in 12 equal monthly installments over one year. The options expire on June 15, 2036, and following this grant Szot holds 100,000 options directly as compensation rather than through any open-market purchase.
SenesTech, Inc. reported that its CFO and Treasurer, Thomas C. Chesterman, received a grant of stock options covering 75,000 shares of common stock. The options have an exercise price of $1.65 per share and expire on June 15, 2036.
The award vests in 12 equal quarterly installments over three years, giving the executive the right to buy up to 75,000 shares of SenesTech common stock if the options are exercised after vesting.
SenesTech, Inc. director Graham Lynn Yako received a grant of stock options as part of his compensation. He was awarded 100,000 Stock Options (right to buy), each giving the right to purchase one share of common stock at an exercise price of $1.65 per share.
The options relate to 100,000 shares of common stock and expire on June 15, 2036. Following this grant, Yako holds 100,000 options directly. A footnote states the award vests monthly over one year in 12 equal installments, indicating a time-based vesting schedule rather than an immediate, fully vested grant.
SenesTech, Inc. director Jamie Bechtel Morrison received a grant of stock options covering 100,000 shares of common stock. The options have an exercise price of $1.6500 per share and expire on June 15, 2036. According to a footnote, the award vests monthly over one year in 12 equal installments, providing compensation that aligns the director’s incentives with long-term shareholder value. Following this grant, the filing shows 100,000 derivative securities held directly, and no sales or exercises were reported in this filing.
SenesTech, Inc. disclosed that Chief Executive Officer Michael Edell received a grant of stock options covering 263,288 shares of common stock. The options have an exercise price of $1.47 per share and expire on May 6, 2036. According to the vesting terms, one-twelfth of the options will vest on the last day of each calendar quarter starting on June 30, 2026, subject to continuous service, with full vesting expected by March 31, 2029. The filing notes that exercisability of any portion exceeding the shares available under the stockholder-approved plan reserve will require additional stockholder approval.
SenesTech, Inc. director and Chief Executive Officer Michael Edell reported an open-market purchase of company shares. On June 8, 2026, he bought 1,000 shares of Common Stock at $1.55 per share. After this transaction, he directly owns 4,000 common shares.
Glenbrook Capital Management, as investment manager for a client account, reported open‑market purchases of SenesTech common stock. Across three trades on June 4, 5, and 8, 2026, the account bought a total of 28,389 shares at prices between $1.57 and $1.65 per share.
Following these purchases, the account held 954,144 SenesTech shares, reported as indirect ownership. Glenbrook Capital Management is identified as a 10% owner and disclaims beneficial ownership except to the extent of its pecuniary interest.
Glenbrook Capital Management, as investment manager for a client account, reported open-market purchases of SenesTech common stock, increasing that account’s indirect holdings. The account bought 15,000 shares on May 14, 2026 at $1.7241 per share, 7,120 shares on May 15, 2026 at $1.6498, and 10,000 shares on May 18, 2026 at $1.5878. After these transactions, the account held 925,755 SenesTech shares indirectly managed by Glenbrook, which disclaims beneficial ownership beyond any pecuniary interest.
SenesTech, Inc. director and CEO Michael Edell bought additional company stock in two open-market transactions. He purchased 2,000 shares of Common Stock on May 14, 2026 at $1.6988 per share and 1,000 shares on May 15, 2026 at $1.615 per share, all held directly.
After these buys, Edell directly owns 3,000 shares of SenesTech common stock. A footnote explains that one transaction price reflects a weighted average for purchases between $1.69 and $1.705 per share.
Glenbrook Capital Management-related entities acquired additional SenesTech, Inc. shares in the open market. On the reported date, PFS Trust, the Glenbrook Capital Management Inc. Employee Profit-Sharing Plan, and various managed funds together purchased 3,000 shares of SenesTech common stock at $1.469 per share, bringing their indirect holdings reported in this filing to 893,635 shares. Glenbrook Capital Management, as investment manager, disclaims beneficial ownership beyond any pecuniary interest.
SenesTech, Inc. reported that entities managed by Glenbrook Capital Management made open-market purchases of a total of 171,034 shares of Common Stock on March 13, 16 and 17, 2026, at prices between $1.79 and $1.95 per share.
After these transactions, the Glenbrook-managed accounts indirectly held 890,635 SenesTech shares. A footnote explains that this filing also corrects a prior understatement of beneficially owned shares in an earlier Form 4.
SenesTech, Inc. reported that Glenbrook Capital Management, acting as investment manager for PFS Trust and the Glenbrook Capital Management Inc. Employee Profit-Sharing Plan, indirectly bought a total of 85,901 shares of Common Stock on February 17–19, 2026.
The shares were purchased in open-market transactions at prices between $2.29 and $2.402 per share, increasing these entities’ reported indirect holdings to 704,211 shares of SenesTech Common Stock.
Glenbrook Capital Management, a 10% owner of SenesTech, Inc. (SNES), reported three indirect open-market purchases of common stock. On February 11, 12, and 13, 2026, investment entities it manages bought 8,000, 7,956, and 15,390 SenesTech common shares at per-share prices between $1.7205 and $1.8912. After these transactions, a total of 633,700 common shares were reported as beneficially owned on an indirect basis. The shares are held by PFS Trust and the Glenbrook Capital Management Inc. Employee Profit-Sharing Plan, with Glenbrook acting as investment manager and disclaiming beneficial ownership except to the extent of any pecuniary interest.
Glenbrook Capital Management, identified as a 10% owner of SenesTech, Inc., reported indirect purchases of the company’s common stock through entities it manages. On February 4, 2026, PFS Trust and Glenbrook Capital Management Inc. Employee Profit-Sharing Plan together bought 5,685 shares at $1.8247 per share. On February 5, 2026, they acquired another 2,884 shares at $1.7705 per share. After these transactions, the managed accounts held a total of 602,354 SenesTech common shares indirectly. Glenbrook Capital Management serves as investment manager to these entities and disclaims beneficial ownership of the securities except to the extent of any pecuniary interest.
Glenbrook Capital Management, as reporting person, disclosed two indirect open‑market purchases of SenesTech, Inc. common stock made for PFS Trust and an employee profit‑sharing plan. On January 30, 2026, 5,399 shares were bought at $1.8718 per share. On February 2, 2026, 42,739 shares were bought at $1.9752 per share.
After these trades, 551,046 and then 593,785 SenesTech shares were reported as indirectly beneficially owned. The filing notes that Glenbrook Capital Management serves as investment manager to the entities holding the shares and disclaims beneficial ownership except to the extent of any pecuniary interest.
SenesTech, Inc. (SNES) reported a small insider transaction by a director. On 11/18/2025, the director sold 62 shares of common stock at a price of $2.71 per share, and reported owning 0 shares beneficially after this transaction. The filing notes that the share amounts have been adjusted to reflect a 1-for-20 reverse stock split on November 15, 2022, a 1-for-12 reverse stock split on November 14, 2023, and a 1-for-10 reverse stock split on July 11, 2024.
SenesTech, Inc. (SNES) reported an insider transaction on Form 4. A director of the company sold 1 share of common stock on 11/14/2025 at a price of $2.75 per share. Following this transaction, the reporting person held 0 shares of SenesTech common stock in direct ownership. The filing is signed by /s/ Thomas C. Chesterman, Attorney-in-Fact on 11/17/2025.