4 insiders reported 11 Form 4 transactions for Twenty One Capital, Inc. (XXI) over the past 18 months (most recent 2026-08-07). Recent activity: Lalljie Paul S (Director) Buy 23,237 shares, Olsoni Karl E. (Director) Buy 23,506 shares, Meehan Steven (Chief Financial Officer) Sell 4,271 shares, Mallers Jack (See Remarks) Sell 80,393 shares, Mallers Jack (See Remarks) Sell 226,860 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-07 | Lalljie Paul S | Director | Buy | 23,237 | $127,804 |
| 2026-08-07 | Olsoni Karl E. | Director | Buy | 23,506 | $117,530 |
| 2026-07-30 | Meehan Steven | Chief Financial Officer | Sell | 4,271 | $18,579 |
| 2026-07-21 | Mallers Jack | See Remarks | Sell | 80,393 | $420,455 |
| 2026-07-21 | Mallers Jack | See Remarks | Sell | 226,860 | $1.2M |
| 2026-04-13 | Meehan Steven | Chief Financial Officer | Buy | 204,223 | $0 |
| 2026-04-13 | Mallers Jack | Chief Executive Officer | Buy | 35,579 | $236,245 |
| 2026-04-13 | Meehan Steven | Chief Financial Officer | Sell | 18,232 | $121,060 |
| 2026-04-13 | Mallers Jack | Chief Executive Officer | Sell | 10,425 | $69,222 |
| 2026-04-13 | Mallers Jack | Chief Executive Officer | Buy | 1.6M | $0 |
| 2026-04-13 | Mallers Jack | Chief Executive Officer | Sell | 119,867 | $795,917 |
Source: SEC Form 4 filings · as of 2026-08-07