Biggest Insider Buys: June 2026
The largest open-market insider purchases disclosed in SEC Form 4 filings, ranked by dollar value.
In June 2026, 693 open-market insider purchases of $50K or more were disclosed across 329 companies in SEC Form 4 filings, totaling $1.7B. The largest single purchase was $423.8M by RA CAPITAL MANAGEMENT, L.P. at Parabilis Medicines, Inc. (PBLS).
← All monthly rankingsLargest purchases · June 2026
| Source | |||||||
|---|---|---|---|---|---|---|---|
| PBLS | Director, 10% Owner | Purchase | 21,188,750 | $423.8M | Jun 15 | SEC ↗ | |
| JEF | Director | Purchase | 6,429,337 | $352.5M | Jun 29 | SEC ↗ | |
| KARD | 10% Owner | Purchase | 3,125,000 | $50.0M | Jun 25 | SEC ↗ | |
| SMMT | Co-Chief Executive Officer | Purchase | 3,810,000 | $50.0M | Jun 12 | SEC ↗ | |
| DPC | Director | Purchase | 1,115,569 | $36.8M | Jun 26 | SEC ↗ | |
| LFTO | Director, 10% Owner | Purchase | 1,304,347 | $30.0M | Jun 10 | SEC ↗ | |
| KNOP | Director | Purchase | 1,250,000 | $25.0M | Jun 16 | SEC ↗ | |
| LNBIX | Investment Adviser | Purchase | 2,453,385.67 | $25.0M | Jun 22 | SEC ↗ | |
| CGON | Director | Purchase | 371,085 | $24.8M | Jun 29 | SEC ↗ | |
| SVRE | Director | Purchase | 5,529,600 | $22.1M | Jun 8 | SEC ↗ | |
| IFF | Director | Purchase | 273,500 | $20.3M | Jun 2 | SEC ↗ | |
| HOOD | Director | Purchase | 250,000 | $20.2M | Jun 9 | SEC ↗ | |
| HOOD | Director | Purchase | 249,000 | $20.0M | Jun 1 | SEC ↗ | |
| KARD | Director, 10% Owner | Purchase | 1,250,000 | $20.0M | Jun 24 | SEC ↗ | |
| HOOD | Director | Purchase | 181,000 | $15.1M | Jun 3 | SEC ↗ | |
| QNT | Director | Purchase | 250,000 | $15.0M | Jun 8 | SEC ↗ | |
| QTTB | Director, 10% Owner | Purchase | 1,875,000 | $15.0M | Jun 2 | SEC ↗ | |
| DPC | CEO & Executive Director | Purchase | 435,121 | $14.4M | Jun 26 | SEC ↗ | |
| AXIA3 | Director | Purchase | 1,234,900 | $13.3M | Jun 2 | SEC ↗ | |
| FBIN | Director | Purchase | 320,067 | $13.0M | Jun 11 | SEC ↗ | |
| NCLH | Director | Purchase | 695,000 | $12.6M | Jun 3 | SEC ↗ | |
| NCLH | Director | Purchase | 685,000 | $12.4M | Jun 3 | SEC ↗ | |
| LILA | Director Emeritus | Purchase | 879,101 | $12.1M | Jun 25 | SEC ↗ | |
| LILA | Director Emeritus | Purchase | 1,579,480 | $11.7M | Jun 25 | SEC ↗ | |
| TUSK | Chief Business Officer | Purchase | 4,019,574 | $10.5M | Jun 22 | SEC ↗ |