Rankings · Capital
Insiders buying
Companies whose directors, officers and largest holders bought more shares on the open market than they sold over the last twelve months, from SEC Form 4 filings, ranked by the net amount bought. Share grants and option exercises are left out.
331 companies meet this test
Figures as of September 30, 2026
| # | Company | Grade | Net bought by insiders | Insiders buying | Market value |
|---|---|---|---|---|---|
| 1 | WRBW. R. BERKLEY CORP | A+ | $705.5M | 2 | $25.3B |
| 2 | IMVTIMMUNOVANT, INC. | not rated | $348.2M | 1 | $6.9B |
| 3 | UAAUnder Armour, Inc. | D- | $219M | 2 | $1.8B |
| 4 | BGCBGC Group, Inc. | A | $165.2M | 3 | $5.5B |
| 5 | HYMCHYCROFT MINING HOLDING CORPORATION | not rated | $160.9M | 2 | $1.8B |
| 6 | TTDThe Trade Desk, Inc. | A+ | $143.4M | 1 | $5.7B |
| 7 | CPNGCOUPANG, INC. | C- | $133.9M | 1 | $25.1B |
| 8 | NAVNNAVAN, INC. | A | $119.3M | 14 | $5.2B |
| 9 | ALKTALKAMI TECHNOLOGY, INC. | A | $118M | 5 | $1.4B |
| 10 | AKTSAktis Oncology, Inc. | not rated | $114.3M | 6 | $1B |
More rankings
A ranking orders companies by one stated measure. It is not a recommendation, and it says nothing about whether any share price is reasonable.