Y-Biologics, Inc. (KOSDAQ:338840)
 19,790
 +100 (0.51%)
  At close: Oct 28, 2025
Y-Biologics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume | 
|---|---|---|---|---|---|---|---|
| Oct 30, 2025 | 20,300.00 | 20,900.00 | 19,450.00 | 19,880.00 | 19,880.00 | -1.09% | 359,661 | 
| Oct 29, 2025 | 19,900.00 | 20,800.00 | 19,600.00 | 20,100.00 | 20,100.00 | 1.57% | 533,351 | 
| Oct 28, 2025 | 19,700.00 | 20,200.00 | 19,430.00 | 19,790.00 | 19,790.00 | 0.51% | 272,196 | 
| Oct 27, 2025 | 18,890.00 | 19,960.00 | 18,290.00 | 19,690.00 | 19,690.00 | 4.24% | 625,962 | 
| Oct 24, 2025 | 19,000.00 | 20,950.00 | 18,750.00 | 18,890.00 | 18,890.00 | -0.05% | 922,590 | 
| Oct 23, 2025 | 19,550.00 | 19,600.00 | 18,720.00 | 18,900.00 | 18,900.00 | -1.92% | 525,709 | 
| Oct 22, 2025 | 17,850.00 | 19,400.00 | 17,300.00 | 19,270.00 | 19,270.00 | 8.75% | 854,480 | 
| Oct 21, 2025 | 15,960.00 | 17,970.00 | 15,960.00 | 17,720.00 | 17,720.00 | 12.87% | 1,322,323 | 
| Oct 20, 2025 | 14,610.00 | 15,940.00 | 14,610.00 | 15,700.00 | 15,700.00 | 7.46% | 360,067 | 
| Oct 17, 2025 | 15,280.00 | 15,420.00 | 14,500.00 | 14,610.00 | 14,610.00 | -4.38% | 295,669 | 
| Oct 16, 2025 | 15,600.00 | 15,710.00 | 14,850.00 | 15,280.00 | 15,280.00 | -0.97% | 260,573 | 
| Oct 15, 2025 | 15,720.00 | 15,850.00 | 15,400.00 | 15,430.00 | 15,430.00 | -1.84% | 206,394 | 
| Oct 14, 2025 | 15,000.00 | 16,620.00 | 14,320.00 | 15,720.00 | 15,720.00 | 6.65% | 754,421 | 
| Oct 13, 2025 | 15,580.00 | 15,770.00 | 14,640.00 | 14,740.00 | 14,740.00 | -6.83% | 465,564 | 
| Oct 10, 2025 | 14,090.00 | 16,160.00 | 13,600.00 | 15,820.00 | 15,820.00 | 12.44% | 970,945 | 
| Oct 2, 2025 | 14,150.00 | 14,290.00 | 13,600.00 | 14,070.00 | 14,070.00 | - | 198,614 | 
| Oct 1, 2025 | 14,160.00 | 14,340.00 | 13,720.00 | 14,070.00 | 14,070.00 | 1.01% | 198,082 | 
| Sep 30, 2025 | 14,260.00 | 14,370.00 | 13,800.00 | 13,930.00 | 13,930.00 | -2.04% | 140,980 | 
| Sep 29, 2025 | 13,370.00 | 14,400.00 | 13,350.00 | 14,220.00 | 14,220.00 | 6.60% | 246,805 | 
| Sep 26, 2025 | 13,800.00 | 14,000.00 | 13,200.00 | 13,340.00 | 13,340.00 | -4.17% | 302,568 | 
| Sep 25, 2025 | 14,270.00 | 14,550.00 | 13,900.00 | 13,920.00 | 13,920.00 | -3.06% | 275,879 | 
| Sep 24, 2025 | 14,430.00 | 14,930.00 | 14,100.00 | 14,360.00 | 14,360.00 | -0.49% | 377,010 | 
| Sep 23, 2025 | 14,540.00 | 15,180.00 | 14,300.00 | 14,430.00 | 14,430.00 | -0.76% | 479,556 | 
| Sep 22, 2025 | 14,600.00 | 14,670.00 | 14,140.00 | 14,540.00 | 14,540.00 | 1.18% | 557,580 | 
| Sep 19, 2025 | 13,580.00 | 14,870.00 | 13,490.00 | 14,370.00 | 14,370.00 | 5.82% | 986,711 | 
| Sep 18, 2025 | 13,900.00 | 14,300.00 | 13,250.00 | 13,580.00 | 13,580.00 | -1.31% | 503,296 | 
| Sep 17, 2025 | 13,830.00 | 14,220.00 | 13,500.00 | 13,760.00 | 13,760.00 | -0.29% | 370,212 | 
| Sep 16, 2025 | 13,640.00 | 14,440.00 | 13,100.00 | 13,800.00 | 13,800.00 | 1.17% | 779,335 | 
| Sep 15, 2025 | 13,840.00 | 13,840.00 | 13,300.00 | 13,640.00 | 13,640.00 | -1.52% | 393,654 | 
| Sep 12, 2025 | 12,950.00 | 13,850.00 | 12,580.00 | 13,850.00 | 13,850.00 | 7.53% | 860,789 | 
| Sep 11, 2025 | 12,750.00 | 13,790.00 | 12,600.00 | 12,880.00 | 12,880.00 | 1.10% | 840,557 | 
| Sep 10, 2025 | 12,550.00 | 13,100.00 | 12,450.00 | 12,740.00 | 12,740.00 | 1.43% | 432,688 | 
| Sep 9, 2025 | 13,140.00 | 13,140.00 | 12,340.00 | 12,560.00 | 12,560.00 | -4.49% | 478,219 | 
| Sep 8, 2025 | 13,370.00 | 13,640.00 | 12,780.00 | 13,150.00 | 13,150.00 | -0.08% | 715,246 | 
| Sep 5, 2025 | 12,560.00 | 14,170.00 | 12,150.00 | 13,160.00 | 13,160.00 | 4.78% | 1,314,624 | 
| Sep 4, 2025 | 12,850.00 | 13,100.00 | 12,490.00 | 12,560.00 | 12,560.00 | -2.26% | 376,595 | 
| Sep 3, 2025 | 12,690.00 | 12,990.00 | 12,310.00 | 12,850.00 | 12,850.00 | 2.15% | 404,254 | 
| Sep 2, 2025 | 11,590.00 | 13,080.00 | 11,590.00 | 12,580.00 | 12,580.00 | 9.49% | 1,026,430 | 
| Sep 1, 2025 | 11,770.00 | 11,890.00 | 11,320.00 | 11,490.00 | 11,490.00 | -2.38% | 162,667 | 
| Aug 29, 2025 | 11,320.00 | 11,980.00 | 11,260.00 | 11,770.00 | 11,770.00 | 4.25% | 206,462 | 
| Aug 28, 2025 | 11,600.00 | 11,600.00 | 11,180.00 | 11,290.00 | 11,290.00 | -2.59% | 63,381 | 
| Aug 27, 2025 | 11,500.00 | 11,760.00 | 11,220.00 | 11,590.00 | 11,590.00 | 2.29% | 95,924 | 
| Aug 26, 2025 | 11,200.00 | 11,360.00 | 11,070.00 | 11,330.00 | 11,330.00 | -0.61% | 53,284 | 
| Aug 25, 2025 | 11,200.00 | 11,550.00 | 11,180.00 | 11,400.00 | 11,400.00 | 4.59% | 74,174 | 
| Aug 22, 2025 | 11,080.00 | 11,430.00 | 10,830.00 | 10,900.00 | 10,900.00 | -0.91% | 106,790 | 
| Aug 21, 2025 | 10,700.00 | 11,120.00 | 10,560.00 | 11,000.00 | 11,000.00 | 4.46% | 65,941 | 
| Aug 20, 2025 | 10,940.00 | 10,950.00 | 10,430.00 | 10,530.00 | 10,530.00 | -5.05% | 107,633 | 
| Aug 19, 2025 | 11,300.00 | 11,320.00 | 11,030.00 | 11,090.00 | 11,090.00 | -1.86% | 71,815 | 
| Aug 18, 2025 | 11,270.00 | 11,410.00 | 11,000.00 | 11,300.00 | 11,300.00 | 0.62% | 133,542 | 
| Aug 14, 2025 | 11,430.00 | 11,560.00 | 11,170.00 | 11,230.00 | 11,230.00 | -1.92% | 75,450 |