Biggest Insider Buys — June 2026
The largest open-market insider purchases disclosed in SEC Form 4 filings, ranked by dollar value.
In June 2026, 300 open-market insider purchases of $50K or more were disclosed across 167 companies in SEC Form 4 filings, totaling $782.4M. 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 ↗ | |
| 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 ↗ | |
| LFTO | Director, 10% Owner | Purchase | 1,304,347 | $30.0M | Jun 10 | SEC ↗ | |
| SVRE | Director | Purchase | 5,529,600 | $22.1M | Jun 8 | SEC ↗ | |
| HOOD | Director | Purchase | 181,000 | $15.1M | Jun 3 | SEC ↗ | |
| QTTB | Director, 10% Owner | Purchase | 1,875,000 | $15.0M | Jun 2 | SEC ↗ | |
| AXIA3 | Director | Purchase | 1,234,900 | $13.3M | Jun 2 | SEC ↗ | |
| LILA | Director Emeritus | Purchase | 1,319,181 | $6.6M | Jun 25 | SEC ↗ | |
| MNSO | Chief Executive Officer | Purchase | 1,950,000 | $6.4M | Jun 2 | SEC ↗ | |
| AUPH | Chief Executive Officer | Purchase | 343,620 | $5.3M | Jun 3 | SEC ↗ | |
| TAKAX | No longer subject to Sect 16. | Purchase | 200,000 | $5.0M | Jun 24 | SEC ↗ | |
| OTLK | Director, 10% Owner | Purchase | 8,539,709 | $5.0M | Jun 2 | SEC ↗ | |
| BORR | Director | Purchase | 1,063,000 | $5.0M | Jun 10 | SEC ↗ | |
| ARTV | Director, 10% Owner | Purchase | 548,580 | $4.3M | Jun 11 | SEC ↗ | |
| RDN | Chief Executive Officer- Elect | Purchase | 120,487 | $4.1M | Jun 2 | SEC ↗ | |
| LILA | Director Emeritus | Purchase | 199,350 | $4.1M | Jun 25 | SEC ↗ | |
| AUPH | Chief Executive Officer | Purchase | 264,981 | $4.1M | Jun 3 | SEC ↗ | |
| XMTR | Director | Purchase | 47,058 | $4.0M | Jun 4 | SEC ↗ | |
| RYAN | Executive Chairman | Purchase | 120,000 | $3.9M | Jun 8 | SEC ↗ | |
| ARTV | Director, 10% Owner | Purchase | 479,039 | $3.3M | Jun 11 | SEC ↗ | |
| AVO | Director | Purchase | 286,410 | $3.2M | Jun 22 | SEC ↗ | |
| AUPH | Chief Executive Officer | Purchase | 206,005 | $3.1M | Jun 3 | SEC ↗ | |
| PAR | 10% Owner | Purchase | 193,751 | $2.7M | Jun 16 | SEC ↗ | |
| LILA | Director Emeritus | Purchase | 400,000 | $2.4M | Jun 25 | SEC ↗ |