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MBX BIO (MBX)
NASDAQ
$30.05-$0.65 (-2.13%)
Price as of Jun 03, 2026 4:35 PM EDT- $1.5BMarket Cap
- 124.74%1-Year Change
- BiotechnologyIndustry
MBX BIO (MBX)
$30.05-$0.65 (-2.13%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
FRAZIER LIFE SCIENCES MANAGEMENT, L.P. | 19.80% | 6.7M | 0 (0.00%) | Mar 31, 2026 |
ORBIMED ADVISORS LLC | 10.83% | 3.6M | -297,316 (-8.17%) | Mar 31, 2026 |
NEA MANAGEMENT COMPANY, LLC | 10.76% | 3.6M | 0 (0.00%) | Mar 31, 2026 |
WELLINGTON MANAGEMENT GROUP LLP | 9.50% | 3.2M | -158,137 (-4.95%) | Mar 31, 2026 |
BLACKROCK, INC. | 8.76% | 2.9M | +21,650 (+0.74%) | Mar 31, 2026 |
FMR LLC | 8.74% | 2.9M | +2.9M (+99.46%) | Mar 31, 2026 |
DEEP TRACK CAPITAL, LP | 8.21% | 2.8M | -492,221 (-17.85%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 4.29% | 1.4M | +112,119 (+7.78%) | Mar 31, 2026 |
iSHARES TRUST | 3.96% | 1.3M | -1,142 (-0.09%) | Mar 31, 2026 |
MUTUAL FUND SERIES TRUST | 2.65% | 890,000 | 0 (0.00%) | Mar 31, 2026 |
T. Rowe Price Health Sciences Fund, Inc. | 2.15% | 721,309 | +105,594 (+14.64%) | Mar 31, 2026 |
FRANKLIN STRATEGIC SERIES | 2.00% | 671,791 | 0 (0.00%) | Jan 31, 2026 |
FIDELITY HASTINGS STREET TRUST | 0.96% | 321,100 | +321,100 (+100.00%) | Mar 31, 2026 |
VARIABLE INSURANCE PRODUCTS FUND II | 0.86% | 289,455 | +289,455 (+100.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions222.0M (85.83%)
- Mutual Funds30.4M (11.77%)
- Insiders6.2M (2.40%)
- Other0 (0.00%)
Insider Transactions
- 2.40% (6.2M)Current InsiderOwnership (%, shares)
- 3Number of InsiderBuying (last 12 months)
- $95.3MAmount of InsiderBuying (last 12 months)
- 2Number of InsiderSelling (last 12 months)
- $23.5MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Azoulay Salomon Chief Medical Officer | Exempt | May 08, 2026 | $0.00 | 55,000 | $0.00 | 194,540 |
Azoulay Salomon Chief Medical Officer | Exempt | May 08, 2026 | $0.00 | 15,003 | $0.00 | 30,008 |
Azoulay Salomon Chief Medical Officer | Exempt | May 08, 2026 | $575,300.00 | 55,000 | $10.46 | 69,769 |
Azoulay Salomon Chief Medical Officer | Sell | May 08, 2026 | $2.1M | 55,000 | $38.38 | 14,769 |
Azoulay Salomon Chief Medical Officer | Exempt | May 08, 2026 | $240,048.00 | 15,003 | $16.00 | 29,772 |
Azoulay Salomon Chief Medical Officer | Sell | May 08, 2026 | $574,614.90 | 15,003 | $38.30 | 14,769 |
Azoulay Salomon Chief Medical Officer | Sell | May 06, 2026 | $6,823.74 | 231 | $29.54 | 14,769 |
Hawryluk P. Kent President & CEO | Sell | May 06, 2026 | $17,930.78 | 607 | $29.54 | 727,667 |
Hawryluk P. Kent President & CEO | Buy | Mar 13, 2026 | $525,662.70 | 18,500 | $28.41 | 486,777 |
Hawryluk P. Kent President & CEO | Exempt | Feb 26, 2026 | $0.00 | 28,768 | $0.00 | 91,668 |
Hawryluk P. Kent President & CEO | Exempt | Feb 26, 2026 | $460,288.00 | 28,768 | $16.00 | 728,274 |
Hawryluk P. Kent President & CEO | Award | Feb 02, 2026 | $0.00 | 164,500 | $0.00 | 164,500 |
Bartram Richard Chief Financial Officer | Award | Feb 02, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Hawryluk P. Kent President & CEO | Award | Feb 02, 2026 | $0.00 | 35,250 | $0.00 | 699,506 |
Azoulay Salomon Chief Medical Officer | Award | Feb 02, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Bartram Richard Chief Financial Officer | Award | Feb 02, 2026 | $0.00 | 15,000 | $0.00 | 15,000 |
Azoulay Salomon Chief Medical Officer | Award | Feb 02, 2026 | $0.00 | 15,000 | $0.00 | 15,000 |
Stelzer Laurie | Award | Jan 20, 2026 | $0.00 | 32,000 | $0.00 | 32,000 |
Hoerter Steven L. | Buy | Oct 17, 2025 | $264,984.00 | 20,000 | $13.25 | 20,000 |
Heron Patrick J | Buy | Sep 26, 2025 | $12.0M | 666,666 | $18.00 | 5.2M |
Pescovitz Ora H. | Buy | Apr 08, 2025 | $45,311.77 | 7,693 | $5.89 | 24,329 |
GORDON CARL L | Buy | Feb 18, 2025 | $531,918.80 | 49,070 | $10.84 | 3.3M |
ORBIMED ADVISORS LLC | Buy | Feb 18, 2025 | $531,918.80 | 49,070 | $10.84 | 3.3M |
GORDON CARL L | Buy | Feb 18, 2025 | $1.0M | 94,100 | $10.84 | 747,887 |
ORBIMED ADVISORS LLC | Buy | Feb 18, 2025 | $1.0M | 94,100 | $10.84 | 747,887 |
GORDON CARL L | Buy | Feb 14, 2025 | $177,823.80 | 17,962 | $9.90 | 3.2M |
ORBIMED ADVISORS LLC | Buy | Feb 14, 2025 | $177,823.80 | 17,962 | $9.90 | 3.2M |
GORDON CARL L | Buy | Feb 14, 2025 | $290,969.00 | 29,540 | $9.85 | 3.2M |
ORBIMED ADVISORS LLC | Buy | Feb 14, 2025 | $290,969.00 | 29,540 | $9.85 | 3.2M |
Hawryluk P. Kent President & CEO | Buy | Feb 04, 2025 | $534,500.00 | 50,000 | $10.69 | 448,277 |