Michael Halstead

Companies

• Helus Pharma Inc.Chief executive officer Sep 17, 2026 to now¹
• Intra-Cellular Therapies, Inc.President Nov 14, 2024 to Apr 2, 2025²
• Intra-Cellular Therapies, Inc.General counsel Jul 31, 2014 to Mar 11, 2024³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• HPHelus Pharma Inc. HELP168,568 shares⁴$1.8M at $10.58Sep 21, 2026
• ICIntra-Cellular Therapies, Inc.0 shares⁵Apr 2, 2025

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 21, 2026Bought 100,000 shares at $13.47 of Helus Pharma Inc.⁴
• Apr 2, 2025Returned to company 21,307 shares at $132.00 of Intra-Cellular Therapies, Inc.⁵
• Mar 10, 2025Shares withheld for tax 3,757 shares at $131.24 of Intra-Cellular Therapies, Inc.⁶
• Mar 10, 2025Exercised options 7,345 shares of Intra-Cellular Therapies, Inc.⁶
• Mar 6, 2025Shares withheld for tax 6,718 shares at $131.19 of Intra-Cellular Therapies, Inc.⁶
• Mar 6, 2025Exercised options 13,133 shares of Intra-Cellular Therapies, Inc.⁶
• Mar 1, 2025Shares withheld for tax 6,261 shares at $128.20 of Intra-Cellular Therapies, Inc.⁷
• Mar 1, 2025Exercised options 12,239 shares of Intra-Cellular Therapies, Inc.⁷
• Jan 31, 2025Shares withheld for tax 5,691 shares at $127.00 of Intra-Cellular Therapies, Inc.⁸
• Jan 31, 2025Granted 11,017 shares of Intra-Cellular Therapies, Inc.⁸
• Nov 13, 2024Sold 5,343 shares at $88.92 of Intra-Cellular Therapies, Inc.⁹
• Nov 13, 2024Sold 13,371 shares at $88.17 of Intra-Cellular Therapies, Inc.⁹
• Nov 13, 2024Exercised options 18,714 shares at $36.89 of Intra-Cellular Therapies, Inc.⁹
• Nov 12, 2024Sold 1,648 shares at $90.89 of Intra-Cellular Therapies, Inc.⁹
• Nov 12, 2024Sold 6,116 shares at $89.63 of Intra-Cellular Therapies, Inc.⁹
• Nov 12, 2024Sold 15,105 shares at $88.72 of Intra-Cellular Therapies, Inc.⁹
• Nov 12, 2024Exercised options 22,869 shares at $23.94 of Intra-Cellular Therapies, Inc.⁹
• Mar 11, 2024Sold 1,238 shares at $66.70 of Intra-Cellular Therapies, Inc.¹⁰
• Mar 11, 2024Sold 6,107 shares at $65.82 of Intra-Cellular Therapies, Inc.¹⁰
• Mar 10, 2024Exercised options 7,345 shares of Intra-Cellular Therapies, Inc.¹⁰
• Mar 7, 2024Sold 220 shares at $66.81 of Intra-Cellular Therapies, Inc.¹⁰
• Mar 7, 2024Sold 12,912 shares at $66.14 of Intra-Cellular Therapies, Inc.¹⁰
• Mar 6, 2024Exercised options 13,132 shares of Intra-Cellular Therapies, Inc.¹¹
• Feb 26, 2024Sold 392 shares at $70.13 of Intra-Cellular Therapies, Inc.¹²
• Feb 26, 2024Sold 7,215 shares at $69.54 of Intra-Cellular Therapies, Inc.¹²