Okin, David
Current rating: 1662
Record: 30-18-2
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1695 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 320 | Harris, Cole (1465) | Won 2-0 | +141709 |
| 3sealed | 218 | Gall, Louis (1589) | Won 2-0 | +161725 |
| 4sealed | 159 | Lockhart, Julian (1459) | Lost 1-2 | -231702 |
| 5sealed | 291 | Flickstein, Kenneth (1525) | Lost 0-2 | -211681 |
| 6sealed | 442 | Karges, Alexander (1609) | Lost 1-2 | -191662 |
| top | average opponent: 1530record: 2-3 | new rating: 1662 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1735 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 277 | Russell, Tyler (1424) | Won 2-1 | +121747 |
| 2standard | 205 | Li, Richard (1675) | Won 2-1 | +171764 |
| 3standard | 219 | Marincic, David (1493) | Won 2-0 | +131777 |
| 4standard | 66 | Shivji, Qail (1647) | Lost 0-2 | -201757 |
| 5standard | 262 | Smetana, Joe (1576) | Lost 0-2 | -211736 |
| 6standard | 293 | Johnson, Jonathan (1708) | Lost 0-2 | -191717 |
| 7standard | 353 | Lorimer, Jake (1498) | Lost 1-2 | -221695 |
| top | average opponent: 1575record: 3-4 | new rating: 1695 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 293 | DeLima, Justin (1484) | Won 2-0 | +151639 |
| 2sealed | 33 | Barrus, Travis (1519) | Won 2-1 | +161655 |
| 3sealed | 457 | Zakrzewski, Sam (1661) | Won 2-1 | +181673 |
| 4sealed | 235 | Anderson, Cody (1427) | Won 2-0 | +141687 |
| 5sealed | 136 | Hudak, Casey (1754) | Lost 1-2 | -171670 |
| 6sealed | 245 | Jacques, Francois (1546) | Won 2-0 | +161686 |
| 7sealed | 124 | Waymon, Larry (1625) | Lost 1-2 | -201666 |
| 8sealed | 278 | Barr, Bryan (1610) | Lost 1-2 | -191647 |
| 9sealed | 288 | Chan, Andy (1701) | Won 2-0 | +191666 |
| 10draft | 222 | Silva, Austin (1488) | Won 2-1 | +151681 |
| 11draft | 275 | Gleason, Kevin (1625) | Won 2-0 | +171698 |
| 12draft | 42 | Nguyen, David (1698) | Won 2-0 | +181716 |
| 13draft | 180 | Lopez, Daniel [ECU] (1652) | Lost 0-2 | -191697 |
| 14draft | 67 | Stroev, Mikhail (1746) | Won 2-1 | +191716 |
| 15draft | 160 | Orr, Jonathan (1768) | Won 2-0 | +191735 |
| top | average opponent: 1620record: 11-4 | new rating: 1735 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 191 | Keenan, Gabriel (1411) | Won 2-0 | +151580 |
| 2standard | 162 | Mogavero, Nicholas (1518) | Won 2-1 | +171597 |
| 3standard | 299 | Swaja, Kyle (1536) | Lost 0-2 | -191578 |
| 4standard | 409 | Minor, Sean (1503) | Won 2-0 | +171595 |
| 5standard | 307 | Fontanos, Joel (1526) | Won 2-1 | +171612 |
| 6standard | 111 | Hancock, Connor (1554) | Won 2-0 | +161628 |
| 7standard | 90 | Kelley, Connor (1345) | Won 2-0 | +131641 |
| 8standard | 63 | Burns-Kirkness, Rowan (1543) | Won 2-0 | +171658 |
| 9standard | 29 | Jacob, Conor (1763) | Lost 0-0 | -161642 |
| 10standard | 63 | Pelcak, John (1796) | Draw 1-1 | +21644 |
| 11standard | 55 | Barrera, Alexander (1738) | Lost 1-2 | -161628 |
| 12standard | 103 | Kling, Matthew (1602) | Won 2-0 | +181646 |
| 13standard | 81 | Wright, Alexander (1640) | Draw 1-1 | -11645 |
| 14standard | 98 | Thompson, Brad (1424) | Lost 0-2 | -211624 |
| top | average opponent: 1564record: 8-4-2 | new rating: 1624 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 191 | Herrera, Jonathan (1500) | Won 2-0 | +181518 |
| 2standard | 75 | Birch, Ricky (1517) | Lost 1-2 | -181500 |
| 3standard | 327 | Holmes, Rayan (1500) | Won 2-0 | +181518 |
| 4standard | 266 | Wilamowski, Justin (1513) | Won 2-1 | +181536 |
| 5standard | 171 | Medellin, Daniel (1455) | Lost 0-2 | -201516 |
| 6standard | 292 | Vega, Brian (1660) | Won 2-0 | +211537 |
| 7standard | 182 | Tetlow, Adam (1712) | Won 2-0 | +211558 |
| 8standard | 195 | Ochoa, David (1984) | Lost 1-2 | -101548 |
| 9standard | 178 | Probizansky, Henry (1528) | Won 2-1 | +171565 |
| top | average opponent: 1597record: 6-3 | new rating: 1565 | ||