GLENBROOK CAPITAL MANAGEMENT has filed 17 insider transactions across 1 company since January 2026.
Most recent transaction: a purchase of 7120 shares of SenesTech, Inc. ($SNES) on May 15, 2026.
Activity breakdown: 17 open-market purchases and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 15, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 7120 | $1.65 | 915,755.0000 | 5,223,015 | 0.78% | 0.14% |
| May 14, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 15000 | $1.72 | 908,635.0000 | 5,223,015 | 1.68% | 0.29% |
| May 18, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 10000 | $1.59 | 925,755.0000 | 5,223,015 | 1.09% | 0.19% |
| April 28, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share | 3000 | $1.47 | 893,635.0000 | 5,223,015 | 0.34% | 0.06% |
| March 13, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 146249 | $1.95 | 865,850.0000 | 5,223,015 | 20.32% | 2.80% |
| March 16, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 5060 | $1.86 | 870,910.0000 | 5,223,015 | 0.58% | 0.10% |
| March 17, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 19725 | $1.79 | 890,635.0000 | 5,223,015 | 2.26% | 0.38% |
| Feb. 17, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 40807 | $2.29 | 659,117.0000 | 5,223,015 | 6.60% | 0.78% |
| Feb. 18, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 10481 | $2.29 | 669,598.0000 | 5,223,015 | 1.59% | 0.20% |
| Feb. 19, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 34613 | $2.40 | 704,211.0000 | 5,223,015 | 5.17% | 0.66% |
| Feb. 11, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 8000 | $1.73 | 610,354.0000 | 5,223,015 | 1.33% | 0.15% |
| Feb. 12, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 7956 | $1.72 | 618,310.0000 | 5,223,015 | 1.30% | 0.15% |
| Feb. 13, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 15390 | $1.89 | 633,700.0000 | 5,223,015 | 2.49% | 0.29% |
| Feb. 5, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 2884 | $1.77 | 602,354.0000 | 5,223,015 | 0.48% | 0.06% |
| Feb. 4, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 5685 | $1.82 | 599,470.0000 | 5,223,015 | 0.96% | 0.11% |
| Feb. 2, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock | 42739 | $1.98 | 593,785.0000 | 5,223,015 | 7.76% | 0.82% |
| Jan. 30, 2026 | SenesTech, Inc. | $SNES | GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | P | Common Stock, $0.001 par value per share ("Common Stock") | 5399 | $1.87 | 551,046.0000 | 5,223,015 | 0.99% | 0.10% |