Zung, Stacy
Current rating: 1377
Record: 31-40-5
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Nezin, Alec (1958) | Lost 0-2 | -91405 |
| 2sealed | 522 | Walters, Matt (1483) | Lost 0-2 | -171388 |
| 3sealed | 667 | Izsak, Illan (1489) | Lost 1-2 | -161372 |
| 4sealed | 627 | Downs, Mikaela (1644) | Lost 0-2 | -131359 |
| 5sealed | 571 | Martin, Christopher6104 (1364) | Won 2-1 | +181377 |
| 6sealed | 470 | Samuel, Chris (1313) | Won 2-0 | +171394 |
| 7sealed | 350 | Potter, Jack (1451) | Lost 0-2 | -171377 |
| top | average opponent: 1529record: 2-5 | new rating: 1377 | ||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 318 | Barsnica, Jeffrey (1596) | Lost 0-2 | -151425 |
| 2sealed | 368 | Russo, Sal (1481) | Draw 0-0 | +11426 |
| 3sealed | 474 | Robertson, Sean (1304) | Won 2-0 | +161442 |
| 4sealed | 373 | Kroll, Steven (1687) | Lost 0-2 | -141428 |
| 5sealed | 410 | Chatfield, Lawrence (1599) | Lost 1-2 | -141414 |
| 6sealed | 360 | Kaufmann, Alanna (1339) | Draw 1-1 | -21412 |
| 7sealed | 292 | Trang, Bao (1429) | Draw 1-1 | 01412 |
| 8sealed | 226 | Yosmanovich, Peter (1492) | Draw 1-1 | +21414 |
| top | average opponent: 1491record: 1-3-4 | new rating: 1414 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Cragnoline, Peter (1635) | Lost 0-2 | -151413 |
| 2sealed | 404 | McGarry, Mark (1466) | Lost 0-2 | -171396 |
| 3sealed | 641 | Sherman, Justin (1551) | Won 2-1 | +211417 |
| 4sealed | 612 | Mayer, Daniel (1438) | Won 2-1 | +181435 |
| 5sealed | 413 | Gorkhover, Gleb (1651) | Lost 1-2 | -141421 |
| 6sealed | 453 | Lorien, Jasper (1424) | Won 2-0 | +181439 |
| 7sealed | 348 | Hawkins, Benjamin (1499) | Lost 0-2 | -171422 |
| 8sealed | 314 | Dotson, Chris (1423) | Won 2-0 | +181440 |
| top | average opponent: 1511record: 4-4 | new rating: 1440 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Hidalgo, Joseph (1427) | Lost 0-2 | -181418 |
| 2sealed | 356 | Webb, Mark (1475) | Lost 1-2 | -171401 |
| 3sealed | 514 | Nishikawa, Shoma (1459) | Lost 0-2 | -171384 |
| 4sealed | 510 | Hinerman, J (1447) | Won 2-0 | +191403 |
| 5sealed | 462 | Hainsworth, Andrew (1384) | Won 2-1 | +181421 |
| 6sealed | 370 | Shaffer, Joe (1553) | Lost 0-2 | -161405 |
| 7sealed | 401 | Hahn, Albert (1466) | Lost 0-2 | -161389 |
| 8sealed | 363 | Gransden II, Mark (1493) | Won 2-0 | +191408 |
| 9sealed | 305 | Pineda, Mario (1468) | Won 2-0 | +201428 |
| top | average opponent: 1464record: 4-5 | new rating: 1428 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 133 | Palladino, Joseph (1500) | Lost 1-2 | -171473 |
| 2standard | 568 | DeAndrea, Josiah (1482) | Won 2-0 | +181491 |
| 3standard | 745 | Phillips, Vanessa (1459) | Lost 1-2 | -191472 |
| 4standard | 864 | Plazek, Michael (1467) | Lost 1-2 | -181454 |
| 5standard | 807 | Esparza, Carlos (1415) | Won 2-1 | +171471 |
| 6standard | 730 | Blicharz, Daniel (1484) | Lost 1-2 | -171454 |
| 7standard | 669 | Gauthier, Nicolas (1469) | Lost 0-2 | -181436 |
| 8standard | 608 | Chiesa, Tony (1446) | Won 2-0 | +181454 |
| 9standard | 503 | Radaszkiewicz, Michael (1466) | Lost 0-2 | -181436 |
| top | average opponent: 1465record: 3-6 | new rating: 1436 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Biederman, Brent (1500) | Lost 0-2 | -191491 |
| 2sealed | 521 | Hoerbelt, Jennifer (1483) | Lost 1-2 | -181473 |
| 3sealed | 863 | Kidder, Joseph (1464) | Lost 0-2 | -181455 |
| 4sealed | 892 | Anderson, Hannah (1449) | Won 2-0 | +181473 |
| 5sealed | 738 | Mills, Jeffrey (1482) | Lost 1-2 | -181455 |
| 6sealed | 658 | Etheridge, Jayme (1452) | Won 2-1 | +181473 |
| 7sealed | 502 | Boone, Zac (1451) | Lost 0-2 | -181455 |
| 8sealed | 403 | Carlsson, Kevin (1452) | Won 2-1 | +181473 |
| 9sealed | 323 | Garrett, James (1462) | Won 2-1 | +171490 |
| top | average opponent: 1466record: 4-5 | new rating: 1490 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 293 | Gish, Matt (1585) | Won 2-0 | +191531 |
| 2sealed | 284 | Kostovetsky, Daniel (1517) | Lost 0-2 | -181513 |
| 3sealed | 566 | Weinbrecht, Dennis (1486) | Won 2-1 | +171530 |
| 4sealed | 288 | Basore, Geoffrey (1538) | Lost 0-2 | -181512 |
| 5sealed | 383 | Schlitz, Joe (1500) | Lost 0-2 | -181494 |
| 6sealed | 513 | Selya, Aaron (1479) | Draw 1-1 | 01494 |
| 7sealed | 397 | Goldsberry, Michael (1480) | Won 2-0 | +181512 |
| 8sealed | 292 | Wu, Gavin (1416) | Lost 1-2 | -201492 |
| 9sealed | 236 | Woisin, zachary (1482) | Won 2-0 | +181510 |
| top | average opponent: 1498record: 4-4-1 | new rating: 1510 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 177 | Borton, John (1457) | Won 2-0 | +171557 |
| 2sealed | 266 | Tam, Wai (1002) | Won 2-0 | +91566 |
| 3sealed | 76 | Harker, Matthew (1447) | Lost 0-2 | -201546 |
| 4sealed | 292 | Korzunov, Semen (1774) | Lost 0-2 | -141532 |
| 5sealed | 438 | Tumavitch, Matt (1464) | Lost 1-2 | -201512 |
| 6sealed | 374 | Greeson, James (1496) | Won 2-0 | +181530 |
| 7sealed | 297 | States, Sam (1507) | Won 2-1 | +181548 |
| 8sealed | 190 | O'Brien-Blondino, Gregory (1525) | Lost 1-2 | -191529 |
| 9sealed | 179 | Donaldson, Mark (1544) | Lost 0-2 | -171512 |
| top | average opponent: 1468record: 4-5 | new rating: 1512 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 467 | Odzana, Devon (1433) | Lost 1-2 | -191481 |
| 2sealed | 517 | O'Sullivan, Connor (1484) | Won 2-0 | +181499 |
| 3sealed | 454 | Curtis, Matthew (1499) | Won 2-1 | +181517 |
| 4sealed | 419 | Belkin, Simon (1521) | Lost 1-2 | -181499 |
| 5sealed | 611 | Wojick, Kimberlee (1503) | Won 2-1 | +181517 |
| 6sealed | 374 | Glantzman, Joshua (1801) | Won 2-0 | +231540 |
| 7sealed | 241 | McMahon, James (1509) | Won 2-0 | +171557 |
| 8sealed | 122 | Schreiber, Marc (1611) | Lost 0-0 | -171540 |
| top | average opponent: 1545record: 5-3 | new rating: 1540 | ||