Data spanning the past 90 days through January 10, 2026 reveals that Harmony Biosciences Holdings's three principal insider shareholders consist of TenPercentOwner Fund Trust Ii Marshman (6.05Mn shares), Director Jack Nielsen (2.57Mn shares), Director Andreas Wicki (2.15Mn shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Fund Trust Ii Marshman | 6,051,120 | 05 Nov, 2024 | |
| Jack Nielsen | 2,571,024 | 16 Dec, 2022 | |
| Andreas Wicki | 2,147,943 | 14 Dec, 2022 | |
| Jeffrey S Aronin | 251,922 | 16 Dec, 2021 | |
| Kumar Budur | Chief Medical Officer | 9,881 | 09 May, 2025 |
| Andrew Serafin | Chief Strategy Officer | 1,635 | 28 Jan, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 12 Dec, 2025 | Jeffrey M. Dayno | Common Stock | D | 20,000 | $40.11 | 0 | D | S |
| 12 Dec, 2025 | Jeffrey M. Dayno | Common Stock | A | 20,000 | $8.22 | 20,000 | D | M |
| 12 Dec, 2025 | Jeffrey M. Dayno | Common Stock | D | 5,933 | $40.11 | 0 | D | S |
| 05 Dec, 2025 | Sandip Kapadia | Common Stock | D | 20,000 | $39.54 | 0 | D | S |
| 05 Dec, 2025 | Sandip Kapadia | Common Stock | A | 20,000 | $29.03 | 20,000 | D | M |
| 21 Nov, 2025 | Sandip Kapadia | Common Stock | D | 3,427 | $35.00 | 0 | D | S |
| 30 Sep, 2025 | Sandip Kapadia | Common Stock | A | 45,000 | $0.00 | 45,000 | D | M |
| 30 Sep, 2025 | Sandip Kapadia | Common Stock | D | 24,039 | $27.56 | 20,961 | D | F |
| 28 Aug, 2025 | Iv Pharma Holdings, Llc Valor | Common Stock | D | 6,618,033 | - | 0 | D | J |
| 28 Aug, 2025 | Iv Pharma Holdings, Llc Valor | - | - | 0 | D | |||
| 15 Aug, 2025 | Sandip Kapadia | Common Stock | D | 21,573 | $36.50 | 0 | D | S |
| 01 May, 2025 | Kumar Budur | - | - | 9,881 | D | |||
| 01 May, 2025 | Kumar Budur | Common Stock | A | 18,750 | $0.00 | 18,750 | D | M |
| 01 May, 2025 | Kumar Budur | - | - | 18,750 | D | |||
| 01 May, 2025 | Kumar Budur | Common Stock | D | 8,869 | $29.86 | 9,881 | D | F |
| 01 Apr, 2025 | Sandip Kapadia | Common Stock | D | 6,247 | $32.48 | 740 | D | S |
| 01 Apr, 2025 | Sandip Kapadia | Common Stock | D | 740 | $33.12 | 0 | D | S |
| 29 Mar, 2025 | Sandip Kapadia | Common Stock | D | 8,014 | $33.19 | 6,986 | D | F |
| 29 Mar, 2025 | Sandip Kapadia | Common Stock | A | 15,000 | $0.00 | 15,000 | D | M |
| 03 Mar, 2025 | Jeffrey Dierks | Common Stock | D | 500 | $33.23 | 0 | D | S |