Michael J. Yang serves as Executive at ACADIA PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Michael J. Yang has executed 26 insider transactions totaling $7.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 15, 2026 involved exercising options for 1,930 shares valued at $0.
Michael J. Yang currently holds 7,150 shares of ACADIA PHARMACEUTICALS INC (ACAD), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael J. Yang has been a net seller of ACAD stock. They have purchased $25.8K and sold $7.2M worth of shares.
Michael J. Yang's most recent insider trade was on Jan 15, 2026, when they sold 1,930 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jul 15, 2025 | IONS | $0 | Option Exercise | 4,079 | $N/A | Discretionary |
| Aug 14, 2024 | PCRX | $25.8K | Purchase | 2,000 | $12.90 | Discretionary |
| Jun 12, 2024 | PCRX | $0 | Award | 5,230 | $N/A | Discretionary |
| Jan 6, 2021 | ACAD | $0 | Option Exercise | 2,722 | $N/A | Discretionary |
| Jan 6, 2021 | ACAD | $59.7K | Sale | 1,120 | $53.34 | Discretionary |
| Oct 16, 2020 | ACAD | $53.1K | Sale | 1,247 | $42.56 | Discretionary |
| Oct 15, 2020 | ACAD | $0 | Option Exercise | 2,500 | $N/A | Discretionary |
| Jul 7, 2020 | ACAD | $370.5K | Option Exercise | 14,750 | $25.12 | Discretionary |
| Jul 7, 2020 | ACAD | $905.2K | Sale | 16,150 | $56.05 | Discretionary |
| Jul 7, 2020 | ACAD | $627.6K | Sale | 11,100 | $56.54 | Discretionary |
| Jul 7, 2020 | ACAD | $149.8K | Option Exercise | 7,500 | $19.98 | Discretionary |
| Jul 7, 2020 | ACAD | $106.4K | Option Exercise | 5,000 | $21.28 | Discretionary |
| Apr 30, 2020 | ACAD | $73.9K | Sale | 1,501 | $49.21 | Discretionary |
| Apr 29, 2020 | ACAD | $0 | Option Exercise | 4,206 | $N/A | Discretionary |
| Dec 12, 2019 | ACAD | $2.6M | Option Exercise | 72,979 | $35.86 | Discretionary |
| Dec 12, 2019 | ACAD | $4.5M | Sale | 100,447 | $44.49 | Discretionary |
| Dec 12, 2019 | ACAD | $220.1K | Sale | 5,032 | $43.74 | Discretionary |
| Dec 12, 2019 | ACAD | $212.8K | Option Exercise | 10,000 | $21.28 | Discretionary |
| Dec 12, 2019 | ACAD | $449.6K | Option Exercise | 22,500 | $19.98 | Discretionary |
| Dec 9, 2019 | ACAD | $520.7K | Option Exercise | 14,521 | $35.86 | Discretionary |
| Dec 9, 2019 | ACAD | $175.3K | Sale | 3,502 | $50.05 | Discretionary |
| Dec 9, 2019 | ACAD | $557.6K | Sale | 11,019 | $50.60 | Discretionary |
| Oct 15, 2019 | ACAD | $0 | Option Exercise | 2,500 | $N/A | Discretionary |
| Oct 15, 2019 | ACAD | $34.8K | Sale | 877 | $39.65 | Discretionary |