Who
Steven R. Koonin
Director
Company insider
Files Form 4 as: Director, TKO Group Holdings; Director, World Wrestling Entertainment; Director, GameStop.
In numbers
- Trades disclosed
- 51
- Buys
- 1
- Sells
- 12
- Bought
- $100K
- Sold
- $1.2M
- Companies
- 3
- Companies where not an officer
- 3
- First trade
- 7 Feb 2008
- Last trade
- 10 Jun 2026
- Last filed
- 12 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —1,753 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —1,753 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —1,549 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —1,753 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —1,549 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —1,753 at $0.00 | filing |
| 12 Jun 2025filed 13 Jun 2025 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —2,479 at $0.00 | filing |
| 12 Jun 2025filed 13 Jun 2025 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —1,753 at $0.00 | filing |
| 12 Jun 2025filed 13 Jun 2025 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —2,479 at $0.00 | filing |
| 12 Jun 2024filed 14 Jun 2024 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —2,160 at $0.00 | filing |
| 12 Jun 2024filed 14 Jun 2024 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —2,479 at $0.00 | filing |
| 12 Jun 2024filed 14 Jun 2024 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Code M | —2,160 at $0.00 | filing |
| 22 Feb 2024filed 26 Feb 2024 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —393 at $0.00 | filing |
| 14 Nov 2023filed 14 Nov 2023 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Bought | $100K1,253 at $79.80 | filing |
| 12 Sep 2023filed 12 Sep 2023 | TKO TKO Group Holdingsoption or derivative · Entertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —1,767 at $0.00 | filing |
| 12 Sep 2023filed 12 Sep 2023 | TKO TKO Group HoldingsEntertainment, Gaming & Leisure Services | SEC FORM 4 Code A | —3,508 | filing |
| 12 Sep 2023filed 12 Sep 2023 | World Wrestling Entertainment | SEC FORM 4 Code D | —3,508 | filing |
| 3 Jul 2023filed 6 Jul 2023 | World Wrestling Entertainmentinc | SEC FORM 4 Code A | —269 at $0.00 | filing |
| 3 Apr 2023filed 5 Apr 2023 | World Wrestling Entertainmentinc | SEC FORM 4 Code A | —324 at $0.00 | filing |
| 3 Jan 2023filed 3 Jan 2023 | World Wrestling Entertainmentinc | SEC FORM 4 Code A | —365 at $0.00 | filing |
News
GameStop (NYSE: GME) Stock Appears Undervalued Despite Surging 94% Over Three YearsGME · foreignpolicyjournal.com · 24 Oct 2026Leander police identify suspect in GameStop theft investigationGME · hillcountrynews.com · 21 Oct 2026EXCLUSIVE: Vlad Tenev on Elon Musk Questioning About GameStop Fraud ClaimsGME · vladtv.com · 20 Oct 2026TKO (NYSE: TKO) director Nick Khan sells 9,589 shares under trading planTKO · dailypolitical.com · 16 Oct 2026
0 headlines in the last 90 days name Steven R. Koonin; 4 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.