MCDONNELL MICHAEL R (CIK 1121897) reported 12 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-05-19). Recent activity: Buy MMSI (3,457 shares), Buy BAX (12,836 shares), Buy BAX (1,811 shares), Sell MMSI (1,750 shares), Sell MMSI (1,750 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-19 | MERIT MEDICAL SYSTEMS INC (MMSI) | Director | Buy | 3,457 | $0 |
| 2026-05-07 | BAXTER INTERNATIONAL INC (BAX) | Director | Buy | 12,836 | $0 |
| 2026-02-18 | BAXTER INTERNATIONAL INC (BAX) | Director | Buy | 1,811 | $0 |
| 2025-06-03 | MERIT MEDICAL SYSTEMS INC (MMSI) | Director | Sell | 1,750 | $165,025 |
| 2025-06-03 | MERIT MEDICAL SYSTEMS INC (MMSI) | Director | Sell | 1,750 | $165,392 |
| 2025-05-19 | MERIT MEDICAL SYSTEMS INC (MMSI) | Director | Buy | 2,152 | $0 |
| 2025-02-12 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Buy | 3,257 | $0 |
| 2025-02-12 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Sell | 1,371 | $195,422 |
| 2025-02-10 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Buy | 2,335 | $0 |
| 2025-02-10 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Sell | 786 | $111,101 |
| 2025-02-10 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Buy | 2,216 | $0 |
| 2025-02-10 | BIOGEN INC. (BIIB) | EVP, Chief Financial Officer | Sell | 716 | $101,207 |
Source: SEC Form 4 filings · as of 2026-05-19