SEC Insider Transactions from Leach Jacob Steven.

Last updated: 2026-03-14 11:57 UTC | Total transactions: 23

Leach Jacob Steven, President and COO, made two open market purchases of DexCom Inc. ($DXCM) shares totaling just over $1 million in the last year, with the latest on November 10, 2025. These buys rank 523rd among 4,983 individual insiders, below the average of $1.5 million across 3.29 transactions. As a director, he sold SenesTech Inc. ($SNES) shares once for $168 on November 18, 2025, ranking 11,589th out of 11,678 insiders, far under the average $8.6 million across 6.37 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 8, 2026 DEXCOM INC $DXCM Leach Jacob Steven President, CEO, and Director A Common Stock 104516 $0.00 488,863.0000 405,500,000 27.19% 0.03%
March 8, 2026 DEXCOM INC $DXCM Leach Jacob Steven President, CEO, and Director F Common Stock 19757 $68.10 469,106.0000 405,500,000 4.04% 0.00%
Jan. 29, 2026 DEXCOM INC $DXCM Leach Jacob Steven President, CEO, and Director F Common Stock 3058 $73.36 384,347.0000 405,500,000 0.79% 0.00%
Jan. 29, 2026 DEXCOM INC $DXCM Leach Jacob Steven President, CEO, and Director A Common Stock 8310 $0.00 387,405.0000 405,500,000 2.19% 0.00%
Nov. 18, 2025 SenesTech, Inc. $SNES Leach Jacob Steven Director S Common Stock 62 $2.71 0.0000 5,223,015 100.00% 0.00%
Nov. 10, 2025 DEXCOM INC $DXCM Leach Jacob Steven President & COO P Common Stock 2500 $55.43 378,993.0000 407,700,000 0.66% 0.00%
Nov. 10, 2025 DEXCOM INC $DXCM Leach Jacob Steven President & COO P Common Stock 15700 $54.98 376,493.0000 407,700,000 4.35% 0.00%
March 12, 2025 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer S Common Stock 14076 $70.38 360,793.0000 412,700,000 3.75% 0.00%
March 8, 2025 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer A Common Stock 22798 $0.00 374,869.0000 412,700,000 6.48% 0.01%
March 8, 2025 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer A Common Stock 35906 $0.00 352,071.0000 412,700,000 11.36% 0.01%
Jan. 28, 2025 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer A Common Stock 7107 $0.00 318,574.0000 412,700,000 2.28% 0.00%
Jan. 29, 2025 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer S Common Stock 2634 $86.91 315,940.0000 412,700,000 0.83% 0.00%
Dec. 16, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer S Common Stock 744 $76.87 311,467.0000 414,700,000 0.24% 0.00%
Sept. 9, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP, Chief Operating Officer S Common Stock 746 $69.15 312,211.0000 425,500,000 0.24% 0.00%
Aug. 27, 2024 SenesTech, Inc. $SNES Leach Jacob Steven Director A Stock Option (right to buy) 23894 $0.00 23,894.0000 515,340 9999.99% 4.64%
June 10, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer S Common Stock 745 $115.05 312,873.0000 425,500,000 0.24% 0.00%
April 8, 2024 SenesTech, Inc. $SNES Leach Jacob Steven Director A Stock Option (right to buy) 4469 $0.00 4,469.0000 514,463 9999.99% 0.87%
March 12, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer G Common Stock 7736 $0.00 313,473.0000 425,500,000 2.41% 0.00%
March 12, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer S Common Stock 14639 $134.41 321,209.0000 425,500,000 4.36% 0.00%
March 8, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer A Common Stock 26053 $0.00 335,848.0000 425,500,000 8.41% 0.01%
Jan. 16, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer S Common Stock 3978 $123.63 309,795.0000 425,500,000 1.27% 0.00%
Jan. 12, 2024 DEXCOM INC $DXCM Leach Jacob Steven EVP Chief Operating Officer A Common Stock 9697 $0.00 313,773.0000 425,500,000 3.19% 0.00%
June 26, 2023 SenesTech, Inc. $SNES Leach Jacob Steven Director A Stock Option (right to buy) 41010 $0.00 41,010.0000 6,748 9999.99% 100.00%