Stock listing
NASDAQ:MBX MBX Biosciences, Inc. Stock
Home listing (NASDAQ) of MBX Biosciences, Inc.
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Share price · NASDAQ:MBX
$53.50 USD +1.02 (+1.9%)
Close on Oct 20, 2026
- Day range
- $51.05 – $55.00 USDOct 20, 2026
- Volume
- 808,027 sharesOct 20, 2026
- Market cap
- $2.58B USDAt the close on Oct 20, 2026 · price × 48.16M shares outstanding
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NASDAQ:MBX · Home | $53.50 USD | +1.02 (+1.9%) | 808,027 | $52.56 | $55.00 | $51.05 | $52.48 | Close on Oct 20, 2026 |
Daily closes
Last 3 months, Jul 20, 2026 – Oct 20, 2026 · NASDAQ:MBX · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $53.50 | +1.02 | +1.9% | $52.56 | $55.00 | $51.05 | 808,027 | |
| $52.48 | +2.87 | +5.8% | $49.70 | $53.06 | $49.70 | 522,199 | |
| $49.61 | -1.10 | -2.2% | $50.69 | $50.83 | $49.23 | 818,907 | |
| $50.71 | +1.89 | +3.9% | $49.15 | $51.17 | $48.73 | 601,765 | |
| $48.82 | -0.18 | -0.4% | $48.02 | $49.54 | $47.60 | 993,886 | |
| $49.00 | -3.02 | -5.8% | $52.04 | $53.04 | $48.91 | 768,799 | |
| $52.02 | -1.22 | -2.3% | $53.24 | $54.03 | $51.89 | 991,552 | |
| $53.24 | -0.01 | 0.0% | $53.26 | $53.82 | $51.89 | 538,784 | |
| $53.25 | -1.29 | -2.4% | $53.66 | $53.77 | $50.42 | 413,813 | |
| $54.54 | -2.38 | -4.2% | $56.38 | $58.50 | $53.36 | 357,158 | |
| $56.92 | -1.62 | -2.8% | $58.75 | $59.23 | $55.34 | 366,600 | |
| $58.54 | +0.03 | +0.1% | $58.33 | $59.26 | $56.42 | 583,200 | |
| $58.51 | +1.96 | +3.5% | $59.28 | $61.12 | $56.90 | 637,300 | |
| $56.55 | -2.07 | -3.5% | $58.47 | $60.20 | $56.15 | 434,100 | |
| $58.62 | +0.87 | +1.5% | $58.19 | $59.40 | $56.10 | 523,800 | |
| $57.75 | +0.21 | +0.4% | $57.27 | $58.24 | $56.55 | 357,100 | |
| $57.54 | +3.91 | +7.3% | $52.86 | $58.49 | $52.60 | 439,500 | |
| $53.63 | -1.76 | -3.2% | $55.83 | $56.00 | $52.32 | 563,500 | |
| $55.39 | -2.50 | -4.3% | $57.56 | $57.72 | $54.41 | 639,000 | |
| $57.89 | -4.09 | -6.6% | $61.85 | $61.85 | $57.82 | 352,400 | |
| $61.98 | +1.04 | +1.7% | $61.14 | $63.45 | $60.84 | 433,400 | |
| $60.94 | -1.97 | -3.1% | $63.46 | $64.61 | $59.97 | 903,300 | |
| $62.91 | -0.98 | -1.5% | $64.00 | $64.05 | $61.40 | 932,400 | |
| $63.89 | +2.32 | +3.8% | $62.50 | $65.00 | $62.50 | 969,813 | |
| $61.57 | +0.49 | +0.8% | $61.34 | $62.75 | $59.49 | 1,159,800 | |
| $61.08 | +1.59 | +2.7% | $58.79 | $61.20 | $58.39 | 652,600 | |
| $59.49 | +0.47 | +0.8% | $59.35 | $60.22 | $58.87 | 323,700 | |
| $59.02 | -1.92 | -3.2% | $61.75 | $61.94 | $58.42 | 306,200 | |
| $60.94 | -1.97 | -3.1% | $62.43 | $63.02 | $60.65 | 457,300 | |
| $62.91 | -0.08 | -0.1% | $63.29 | $64.04 | $61.29 | 315,700 | |
| $62.99 | +1.27 | +2.1% | $60.85 | $64.17 | $60.66 | 266,200 | |
| $61.72 | +0.30 | +0.5% | $61.00 | $62.73 | $60.60 | 271,800 | |
| $61.42 | +0.53 | +0.9% | $60.90 | $62.61 | $59.84 | 292,500 | |
| $60.89 | -0.04 | -0.1% | $61.40 | $62.45 | $58.80 | 352,300 | |
| $60.93 | -0.67 | -1.1% | $61.42 | $62.88 | $60.22 | 416,100 | |
| $61.60 | -1.40 | -2.2% | $62.25 | $63.04 | $59.47 | 518,300 | |
| $63.00 | -3.39 | -5.1% | $66.14 | $66.14 | $62.99 | 307,600 | |
| $66.39 | -0.37 | -0.6% | $66.73 | $66.90 | $64.50 | 263,500 | |
| $66.76 | -1.86 | -2.7% | $68.56 | $68.83 | $66.27 | 214,700 | |
| $68.62 | +2.23 | +3.4% | $67.64 | $69.50 | $67.64 | 274,033 | |
| $66.39 | +0.06 | +0.1% | $66.23 | $67.16 | $64.00 | 531,065 | |
| $66.33 | -0.02 | 0.0% | $67.86 | $67.86 | $65.59 | 466,300 | |
| $66.35 | -2.05 | -3.0% | $67.00 | $68.49 | $65.40 | 422,500 | |
| $68.40 | +1.88 | +2.8% | $67.53 | $68.76 | $65.25 | 562,300 | |
| $66.52 | -1.73 | -2.5% | $66.40 | $69.05 | $65.80 | 560,700 | |
| $68.25 | -0.32 | -0.5% | $68.28 | $69.94 | $67.58 | 461,200 | |
| $68.57 | +1.49 | +2.2% | $67.00 | $68.84 | $65.01 | 503,100 | |
| $67.08 | +0.11 | +0.2% | $66.97 | $68.41 | $65.50 | 334,900 | |
| $66.97 | +0.96 | +1.5% | $66.84 | $67.80 | $66.00 | 331,400 | |
| $66.01 | -0.14 | -0.2% | $67.46 | $68.49 | $65.11 | 359,757 | |
| $66.15 | -1.67 | -2.5% | $67.71 | $68.22 | $65.30 | 325,459 | |
| $67.82 | +0.71 | +1.1% | $69.69 | $70.00 | $65.26 | 545,500 | |
| $67.11 | -0.37 | -0.5% | $66.19 | $68.86 | $64.50 | 528,700 | |
| $67.48 | -3.22 | -4.6% | $70.00 | $72.64 | $67.04 | 487,500 | |
| $70.70 | +6.29 | +9.8% | $64.78 | $71.12 | $64.74 | 696,000 | |
| $64.41 | -1.52 | -2.3% | $65.99 | $66.49 | $62.68 | 390,600 | |
| $65.93 | -0.53 | -0.8% | $67.00 | $69.40 | $64.50 | 566,300 | |
| $66.46 | +2.50 | +3.9% | $64.84 | $66.66 | $62.99 | 548,000 | |
| $63.96 | +3.90 | +6.5% | $61.78 | $65.99 | $60.58 | 564,700 | |
| $60.06 | -1.24 | -2.0% | $61.98 | $62.01 | $58.79 | 625,700 | |
| $61.30 | -0.70 | -1.1% | $62.24 | $64.78 | $60.40 | 303,800 | |
| $62.00 | -1.57 | -2.5% | $64.22 | $66.66 | $60.85 | 500,900 | |
| $63.57 | +5.27 | +9.0% | $58.09 | $63.64 | $57.36 | 537,700 | |
| $58.30 | -1.98 | -3.3% | $60.18 | $60.65 | $57.23 | 696,100 | |
| $60.28 | +0.14 | +0.2% | $60.52 | $61.17 | $58.37 | 698,400 | |
| $60.14 | -2.78 | -4.4% | $63.13 | $63.83 | $59.61 | 646,700 |
- Ticker
- NASDAQ:MBX
- Asset type
- Stock
- Sector
- Health care
- Industry
- Biotechnology
- Exchange
- NASDAQ
- Currency
- USD
What changed lately
Latest news release · Oct 13, 2026
MBX Biosciences to Participate in Upcoming November Investor Conferences
Latest deck · Aug 6, 2026
Investor Presentation (August 2026)
Investor deck · 26 slides
Calls
Replays
MBX Biosciences (NASDAQ:MBX) Q3 2025 Earnings Call
Thu, Aug 14, 2025 · 10:00 AM ET
Watch TranscriptMBX Biosciences (NASDAQ:MBX) Q2 2025 Earnings Call
Thu, May 15, 2025 · 11:00 AM ET
Watch TranscriptMBX Biosciences (NASDAQ:MBX) Q1 2025 Earnings Call
Thu, Feb 13, 2025 · 11:00 AM ET
Watch Transcript
Latest news
MBX Biosciences to Participate in Upcoming November Investor Conferences
Oct 13, 2026
Closed $49.00 (-5.8%) on Oct 13, 2026
MBX Biosciences Announces Appointment of Jeff Held as Chief Legal Officer
Sep 8, 2026
Closed $62.99 (+2.1%) on Sep 8, 2026
MBX Biosciences Announces First Patient Dosed in Pivotal Phase 3 oPTimize Trial of Once-Weekly Canvuparatide in Adults with Hypoparathyroidism
Aug 27, 2026
Closed $66.39 (-0.6%) on Aug 27, 2026
MBX Biosciences Reports Second Quarter 2026 Financial Results and Corporate Highlights
Aug 6, 2026
Closed $67.11 (-0.5%) on Aug 6, 2026
MBX Biosciences Announces Executive Leadership Transition to Support the Company’s Next Phase of Growth
Jul 13, 2026
Closed $56.59 (-5.7%) on Jul 14, 2026
Decks
Investor Presentation (August 2026)
Investor deck · 26 slides · Aug 6, 2026
ENDO 2026
Conference · 37 slides · Jun 12, 2026
Investor Day (May 2026)
Investor day · 38 slides · May 11, 2026
Technical Presentation (September 2025)
Technical · 29 slides · Sep 22, 2025
MBX Biosciences, Inc. on 6ix
- Sector
- Health care
- Industry
- Biotechnology
- News releases
- 24 in the last 12 months · 54 in all · newest Oct 13, 2026 · oldest 2024
- Calls
- 3 calls with a replay · 3 with a transcript · latest Aug 14, 2025
- Decks
- 7 decks · latest Aug 6, 2026
Where MBX Biosciences, Inc. is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:MBX · Home listing · This page | NASDAQ | United States | USD |
| BOATS:MBX | BOATS | United States | USD |
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