Steven R Koonin
CIK 1405614 · View on SEC EDGAR ↗
Insider
First SEC filing: Sept. 12, 2023 · Latest: June 12, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 25 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
25 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 14, 2023 | TKO | P | 1,253 | $79.80 | $99,989 | 4,761 Direct | +35.72% | Acquired | 142.3% (price as of 2026-08-21) |
| April 15, 2020 | GME | S | 34,396 | $5.36 | $184,363 | 25,271 Direct | -57.65% | Disposed | 1252.6% (price as of 2026-08-21) |
| Nov. 30, 2015 | GME | S 10b5-1 | 1,250 | $35.39 | $44,238 | 13,076 Direct | -8.73% | Disposed | 104.9% (price as of 2026-08-21) |
| Sept. 21, 2015 | GME | S 10b5-1 | 1,250 | $41.96 | $52,450 | 14,326 Direct | -8.03% | Disposed | 72.8% (price as of 2026-08-21) |
| June 19, 2015 | GME | S 10b5-1 | 1,800 | $43.37 | $78,066 | 12,420 Direct | -12.66% | Disposed | 67.2% (price as of 2026-08-21) |
| March 30, 2015 | GME | S 10b5-1 | 1,800 | $37.91 | $68,238 | 14,220 Direct | -11.24% | Disposed | 91.2% (price as of 2026-08-21) |
| Dec. 8, 2014 | GME | S 10b5-1 | 1,800 | $35.46 | $63,828 | 16,020 Direct | -10.10% | Disposed | 104.5% (price as of 2026-08-21) |
| Sept. 19, 2014 | GME | S 10b5-1 | 1,800 | $43.63 | $78,534 | 17,820 Direct | -9.17% | Disposed | 66.2% (price as of 2026-08-21) |
| July 17, 2014 | GME | S 10b5-1 | 2,100 | $41.26 | $86,646 | 19,620 Direct | -9.67% | Disposed | 75.7% (price as of 2026-08-21) |
| April 17, 2014 | GME | S 10b5-1 | 2,100 | $40.64 | $85,344 | 18,240 Direct | -10.32% | Disposed | 78.4% (price as of 2026-08-21) |
| Jan. 16, 2014 | GME | S 10b5-1 | 2,100 | $36.73 | $77,133 | 20,340 Direct | -9.36% | Disposed | 97.4% (price as of 2026-08-21) |
| Oct. 17, 2013 | GME | S 10b5-1 | 2,100 | $51.53 | $108,213 | 22,440 Direct | -8.56% | Disposed | 40.7% (price as of 2026-08-21) |
| Feb. 8, 2011 | GME | S | 12,500 | $20.04 | $250,500 | 15,180 Direct | -45.16% | Disposed | 261.8% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 10, 2026 | TKO | Restricted Stock Unit | Class A Common Stock (1,549) | — | — | 1,549 | Acquired |
| June 10, 2026 | TKO | Restricted Stock Unit | Class A Common Stock (1,753) | — | — | 1,753 | Disposed |
| June 12, 2025 | TKO | Restricted Stock Unit | Class A Common Stock (1,753) | — | — | 1,753 | Acquired |
| June 12, 2025 | TKO | Restricted Stock Unit | Class A Common Stock (2,479) | — | — | 2,479 | Disposed |
| June 12, 2024 | TKO | Restricted Stock Unit | Class A Common Stock (2,479) | — | — | 2,479 | Acquired |
| June 12, 2024 | TKO | Restricted Stock Unit | Class A Common Stock (2,160) | — | — | 2,160 | Disposed |
| Feb. 22, 2024 | TKO | Restricted Stock Unit | Class A Common Stock (393) | — | — | 393 | Acquired |
| Sept. 12, 2023 | TKO | Restricted Stock Unit | Class A Common Stock (1,767) | — | — | 1,767 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.