Insiders / Shapiro Mark S
Shapiro Mark S
CIK 1345978personinsider
Companies
2
First seen
Jan 5, 2026
Last activity
Jun 23, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| TKO Group Holdings, Inc. · TKO | 129,207 | — |
| Equity Residential · EQR | — | — |
All securities held
3 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Equity Residential | Restricted UnitsDerivative | 3,561 |
| TKO Group Holdings, Inc. | Class A Common Stock | 129,207 |
| TKO Group Holdings, Inc. | Restricted Stock UnitDerivative | 55,843 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jan 5, 2026 | Sell | TKO TKO Group Holdings, Inc. Class A Common Stock | $6.54M | -32K -23.40% | 104,842 0.06% of shares | medium |
| Jan 22, 2026 | Sell | TKO TKO Group Holdings, Inc. Class A Common Stock | $2.90M | -14K -10.82% | 118,400 0.06% of shares | medium |
| May 13, 2026 | Buy | TKO TKO Group Holdings, Inc. Class A Common Stock | $1.11M | +6K +4.87% | 129,207 0.07% of shares | high |
| May 13, 2026 | Buy | TKO TKO Group Holdings, Inc. Class A Common Stock | $887.5K | +5K +4.06% | 123,207 0.07% of shares | high |
| Jan 20, 2026 | Exercise | TKO TKO Group Holdings, Inc. Class A Common Stock | $0 | +28K +26.63% | 132,763 0.07% of shares | low |
| Dec 31, 2025 | Exercise | TKO TKO Group Holdings, Inc. Class A Common Stock | $0 | +63K +85.76% | 136,864 0.07% of shares | low |
| Jun 18, 2026 | Grant | EQR Equity Residential Restricted Units | — | +4K | 3,561 <0.01% of shares | low |
| Jan 20, 2026 | Exercise | TKO TKO Group Holdings, Inc. Restricted Stock Unit | — | -28K -33.33% | 55,843 0.03% of shares | low |
| Jan 1, 2026 | Grant | TKO TKO Group Holdings, Inc. Restricted Stock Unit | — | +60K | 59,964 0.03% of shares | low |
| Dec 31, 2025 | Exercise | TKO TKO Group Holdings, Inc. Restricted Stock Unit | — | -63K -33.33% | 126,375 0.07% of shares | low |