MBX Institutional Ownership
MBX Biosciences, Inc. Common Stock
1W: -1.0%
1M: -7.9%
3M: -17.2%
YTD: +73.4%
1Y: +211.6%
$52.97
+2.68 (+5.33%)
Weekly Expected Move ±8.3%
$40
$44
$48
$53
$57
Credit Risk of going bust: lower than 78% of companies Debt: 0.1% of company value Bonds: none of note held by US funds details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.01 (down more than 99.9%), MBX Biosciences, Inc. Common Stock would be worth roughly what it owes.
Total debt $3.3M against a stock market value of $2.55B.
Distance to default 9.21 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $1.7M (short-term plus half of long-term), stock volatility 76.9%; Altman Z'' 18.59. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
If the stock fell to about $0.01 (down more than 99.9%), MBX Biosciences, Inc. Common Stock would be worth roughly what it owes.
Total debt $3.3M against a stock market value of $2.55B.
Distance to default 9.21 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $1.7M (short-term plus half of long-term), stock volatility 76.9%; Altman Z'' 18.59. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
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Institutional Ownership — MBX
198
Institutional Holders
+21 vs prior quarter
0.0%
Ownership
+0.00pp
$3B
Total Invested
42
New Positions
63
Increased
70
Reduced
21
Closed
1.00
Put/Call Ratio
Ownership Trends
Top Institutional Holders (210 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | Frazier Life Sciences Management, L.P. | 6,652,013 | $352M | — | +0.0% | 8Q | SEC ↗ |
| 2 | FMR LLC | 5,322,885 | $282M | +2,386,201 | +81.3% | 7Q | SEC ↗ |
| 3 | WELLINGTON MANAGEMENT GROUP LLP | 4,977,523 | $264M | +1,785,699 | +55.9% | 8Q | SEC ↗ |
| 4 | NEA Management Company, LLC | 3,614,486 | $191M | — | +0.0% | 8Q | SEC ↗ |
| 5 | ORBIMED ADVISORS LLC | 3,428,736 | $182M | -209,151 | -5.7% | 8Q | SEC ↗ |
| 6 | BlackRock, Inc. | 3,323,672 | $176M | +382,266 | +13.0% | 7Q | SEC ↗ |
| 7 | Paradigm Biocapital Advisors LP NEW | 2,508,015 | $133M | — | +0.0% | 1Q | SEC ↗ |
| 8 | NVP ASSOCIATES, LLC | 2,136,335 | $113M | — | +0.0% | 8Q | SEC ↗ |
| 9 | Deep Track Capital, LP | 1,732,569 | $92M | -1,025,000 | -37.2% | 8Q | SEC ↗ |
| 10 | Polar Capital Holdings Plc | 1,608,514 | $85M | -13,672 | -0.8% | 2Q | SEC ↗ |
| 11 | VANGUARD CAPITAL MANAGEMENT LLC | 1,477,388 | $78M | -204 | -0.0% | 2Q | SEC ↗ |
| 12 | Aaron Wealth Advisors LLC | 1,167,799 | $62M | -377 | -0.0% | 6Q | SEC ↗ |
| 13 | Driehaus Capital Management LLC | 1,056,579 | $56M | +38,367 | +3.8% | 8Q | SEC ↗ |
| 14 | Kynam Capital Management, LP | 934,799 | $50M | — | +0.0% | 4Q | SEC ↗ |
| 15 | Woodline Partners LP | 900,092 | $48M | +29 | +0.0% | 8Q | SEC ↗ |
| 16 | EVENTIDE ASSET MANAGEMENT, LLC | 873,492 | $46M | -16,508 | -1.9% | 3Q | SEC ↗ |
| 17 | STATE STREET CORP | 864,466 | $46M | +77,258 | +9.8% | 7Q | SEC ↗ |
| 18 | PRICE T ROWE ASSOCIATES INC /MD | 814,807 | $43M | -214,200 | -20.8% | 8Q | SEC ↗ |
| 19 | Parkman Healthcare Partners LLC | 800,173 | $42M | +136 | +0.0% | 7Q | SEC ↗ |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 773,072 | $41M | +102,687 | +15.3% | 8Q | SEC ↗ |
| 21 | BRAIDWELL LP | 710,880 | $38M | -781,587 | -52.4% | 3Q | SEC ↗ |
| 22 | TCG Crossover Management, LLC | 650,000 | $34M | — | +0.0% | 8Q | SEC ↗ |
| 23 | Cormorant Asset Management, LP | 550,000 | $29M | -570,000 | -50.9% | 8Q | SEC ↗ |
| 24 | Soleus Capital Management, L.P. | 515,279 | $27M | +336,382 | +188.0% | 4Q | SEC ↗ |
| 25 | GOLDMAN SACHS GROUP INC | 459,005 | $24M | +1,060 | +0.2% | 4Q | SEC ↗ |
| 26 | MARSHALL WACE, LLP | 401,885 | $21M | +339,182 | +540.9% | 2Q | SEC ↗ |
| 27 | EcoR1 Capital, LLC | 388,500 | $21M | -388,500 | -50.0% | 8Q | SEC ↗ |
| 28 | VANGUARD PORTFOLIO MANAGEMENT LLC | 346,717 | $18M | +53,422 | +18.2% | 2Q | SEC ↗ |
| 29 | BANK OF AMERICA CORP /DE | 298,927 | $16M | +270,177 | +939.7% | 7Q | SEC ↗ |
| 30 | Rock Springs Capital Management LP | 298,218 | $16M | +10,251 | +3.6% | 4Q | SEC ↗ |
| 31 | Candriam S.C.A. | 289,893 | $15M | -4,481 | -1.5% | 2Q | SEC ↗ |
| 32 | UBS Group AG | 272,747 | $14M | -74,167 | -21.4% | 7Q | SEC ↗ |
| 33 | Opaleye Management Inc. | 260,000 | $14M | — | +0.0% | 6Q | SEC ↗ |
| 34 | FRANKLIN RESOURCES INC NEW | 252,665 | $13M | — | +0.0% | 1Q | SEC ↗ |
| 35 | Schonfeld Strategic Advisors LLC | 248,670 | $13M | +124,856 | +100.8% | 7Q | SEC ↗ |
| 36 | MORGAN STANLEY | 248,558 | $13M | +216,996 | +687.5% | 7Q | SEC ↗ |
| 37 | NORTHERN TRUST CORP | 246,678 | $13M | +36,103 | +17.1% | 7Q | SEC ↗ |
| 38 | DIMENSIONAL FUND ADVISORS LP | 233,700 | $12M | +186,947 | +399.9% | 2Q | SEC ↗ |
| 39 | Sixth Street Partners Management Compa NEW | 233,095 | $12M | — | +0.0% | 1Q | SEC ↗ |
| 40 | CHARLES SCHWAB INVESTMENT MANAGEMENT I | 233,095 | $12M | +18,187 | +8.5% | 7Q | SEC ↗ |
| 41 | MILLENNIUM MANAGEMENT LLC | 226,151 | $12M | -338,264 | -59.9% | 8Q | SEC ↗ |
| 42 | Tetragon Partners GP Ltd | 203,543 | $11M | +58,063 | +39.9% | 4Q | SEC ↗ |
| 43 | VANGUARD FIDUCIARY TRUST CO | 201,429 | $11M | +31,275 | +18.4% | 2Q | SEC ↗ |
| 44 | Caligan Partners LP | 200,000 | $11M | -648,590 | -76.4% | 2Q | SEC ↗ |
| 45 | D. E. Shaw & Co., Inc. | 182,767 | $10M | -106,122 | -36.7% | 3Q | SEC ↗ |
| 46 | JPMORGAN CHASE & CO | 139,611 | $7M | -7,446 | -5.1% | 7Q | SEC ↗ |
| 47 | KVP Capital Advisors, LP | 121,524 | $6M | — | +0.0% | 3Q | SEC ↗ |
| 48 | TWO SIGMA INVESTMENTS, LP | 113,475 | $6M | -1,600 | -1.4% | 4Q | SEC ↗ |
| 49 | Burkehill Global Management, LP | 100,000 | $5M | — | +0.0% | 4Q | SEC ↗ |
| 50 | Nuveen, LLC | 98,733 | $5M | +16,941 | +20.7% | 6Q | SEC ↗ |
Recent Activity
New Positions (20)
| Holder | Shares | Value |
|---|---|---|
| Paradigm Biocapital Advisors LP | 2,508,015 | $133M |
| FRANKLIN RESOURCES INC | 252,665 | $13M |
| Sixth Street Partners Management Co | 233,095 | $12M |
| PRUDENTIAL FINANCIAL INC | 88,045 | $5M |
| MOORE CAPITAL MANAGEMENT, LP | 64,893 | $3M |
| Rhenman & Partners Asset Management | 62,000 | $3M |
| Ensign Peak Advisors, Inc | 42,156 | $2M |
| VOYA INVESTMENT MANAGEMENT LLC | 26,132 | $1M |
| Universal- Beteiligungs- und Servic | 25,800 | $1M |
| TEACHERS RETIREMENT SYSTEM OF THE S | 25,377 | $1M |
| Sound Capital Solutions LLC | 14,458 | $766K |
| Jupiter Topco LLC | 10,300 | $546K |
| JANUS HENDERSON GROUP PLC | 10,300 | $546K |
| FRED ALGER MANAGEMENT, LLC | 9,877 | $523K |
| STATE BOARD OF ADMINISTRATION OF FL | 9,777 | $518K |
| Brevan Howard Capital Management LP | 8,602 | $456K |
| DNB Asset Management AS | 7,793 | $413K |
| AXQ CAPITAL, LP | 7,757 | $411K |
| Quantinno Capital Management LP | 6,497 | $344K |
| Rafferty Asset Management, LLC | 6,410 | $340K |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| CITADEL ADVISORS LLC | 932,833 | $49M |
| Point72 Asset Management, L.P. | 680,609 | $36M |
| STEMPOINT CAPITAL LP | 499,469 | $26M |
| Trails Edge Capital Partners, LP | 315,158 | $17M |
| Balyasny Asset Management L.P. | 119,726 | $6M |
| Squarepoint Ops LLC | 97,215 | $5M |
| VICTORY CAPITAL MANAGEMENT INC | 71,028 | $4M |
| SCHRODER INVESTMENT MANAGEMENT GROU | 57,322 | $3M |
| RENAISSANCE TECHNOLOGIES LLC | 32,644 | $2M |
| ExodusPoint Capital Management, LP | 28,087 | $1M |
| Trexquant Investment LP | 24,268 | $1M |
| FOX RUN MANAGEMENT, L.L.C. | 23,820 | $1M |
| GSA CAPITAL PARTNERS LLP | 19,295 | $1M |
| Engineers Gate Manager LP | 17,380 | $921K |
| Qube Research & Technologies Ltd | 17,187 | $910K |
| Jump Financial, LLC | 12,700 | $673K |
| Swiss Life Asset Management Ltd | 12,130 | $643K |
| Graham Capital Management, L.P. | 11,254 | $596K |
| Verition Fund Management LLC | 10,222 | $541K |
| Aquatic Capital Management LLC | 10,155 | $538K |
Biggest Increases (20)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| FMR LLC | +2,386,201 | +81.3% | 5,322,885 |
| WELLINGTON MANAGEMENT GROUP LLP | +1,785,699 | +55.9% | 4,977,523 |
| BlackRock, Inc. | +382,266 | +13.0% | 3,323,672 |
| MARSHALL WACE, LLP | +339,182 | +540.9% | 401,885 |
| Soleus Capital Management, L.P. | +336,382 | +188.0% | 515,279 |
| BANK OF AMERICA CORP /DE | +270,177 | +939.7% | 298,927 |
| MORGAN STANLEY | +216,996 | +687.5% | 248,558 |
| DIMENSIONAL FUND ADVISORS LP | +186,947 | +399.9% | 233,700 |
| Schonfeld Strategic Advisors LLC | +124,856 | +100.8% | 248,670 |
| GEODE CAPITAL MANAGEMENT, LLC | +102,687 | +15.3% | 773,072 |
| STATE STREET CORP | +77,258 | +9.8% | 864,466 |
| BARCLAYS PLC | +76,016 | +642.1% | 87,854 |
| Tetragon Partners GP Ltd | +58,063 | +39.9% | 203,543 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | +53,422 | +18.2% | 346,717 |
| Driehaus Capital Management LLC | +38,367 | +3.8% | 1,056,579 |
| NORTHERN TRUST CORP | +36,103 | +17.1% | 246,678 |
| VANGUARD FIDUCIARY TRUST CO | +31,275 | +18.4% | 201,429 |
| Invesco Ltd. | +23,153 | +84.1% | 50,678 |
| CHARLES SCHWAB INVESTMENT MANAGEMEN | +18,187 | +8.5% | 233,095 |
| WELLS FARGO & COMPANY/MN | +17,551 | +163.1% | 28,313 |
Biggest Decreases (20)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| Deep Track Capital, LP | -1,025,000 | -37.2% | 1,732,569 |
| BRAIDWELL LP | -781,587 | -52.4% | 710,880 |
| Caligan Partners LP | -648,590 | -76.4% | 200,000 |
| Cormorant Asset Management, LP | -570,000 | -50.9% | 550,000 |
| EcoR1 Capital, LLC | -388,500 | -50.0% | 388,500 |
| MILLENNIUM MANAGEMENT LLC | -338,264 | -59.9% | 226,151 |
| PRICE T ROWE ASSOCIATES INC /MD | -214,200 | -20.8% | 814,807 |
| ORBIMED ADVISORS LLC | -209,151 | -5.7% | 3,428,736 |
| DAFNA Capital Management LLC | -163,656 | -93.3% | 11,809 |
| Goelzer Investment Management, Inc. | -160,172 | -97.6% | 4,000 |
| BOOTHBAY FUND MANAGEMENT, LLC | -137,696 | -66.2% | 70,353 |
| Elmind Capital, LP | -120,000 | -56.9% | 91,000 |
| D. E. Shaw & Co., Inc. | -106,122 | -36.7% | 182,767 |
| Affinity Asset Advisors, LLC | -75,000 | -50.0% | 75,000 |
| UBS Group AG | -74,167 | -21.4% | 272,747 |
| XTX Topco Ltd | -46,818 | -88.0% | 6,392 |
| MANUFACTURERS LIFE INSURANCE COMPAN | -24,522 | -27.1% | 66,112 |
| TD Asset Management Inc | -20,400 | -17.6% | 95,598 |
| EVENTIDE ASSET MANAGEMENT, LLC | -16,508 | -1.9% | 873,492 |
| Polar Capital Holdings Plc | -13,672 | -0.8% | 1,608,514 |