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MBX Biosciences (MBX) Institutional Ownership

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$13.75 +0.50 (+3.77%)
Closing price 08/1/2025 04:00 PM Eastern
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$14.50 +0.75 (+5.45%)
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Institutional Ownership Changes (13F Filings) for MBX Biosciences (NYSE:MBX)

Number of
Institutional Buyers
(last 12 months)
49
Total
Institutional Inflows
(last 12 months)
$430.13M
Number of
Institutional Sellers
(last 12 months)
9
Total
Institutional Outflows
(last 12 months)
$9.15M
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MBX Institutional Buying and Selling by Quarter

MBX Biosciences Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/29/2025 Koa Wealth Management LLC31,752$362K0.3%+63.7%0.095%
7/28/2025 TD Asset Management Inc171,304$1.96M0.0%+13.1%0.513%
7/21/2025 Platinum Investment Management Ltd.112,743$1.29M0.1%-39.4%0.337%
6/27/2025Goldman Sachs Group Inc.15,168$112K0.0%-56.4%0.045%
5/16/2025Woodline Partners LP877,461$6.48M0.0%+44.1%2.625%
5/16/2025Exome Asset Management LLC133,113$982K0.8%N/A0.398%
5/16/2025Goldman Sachs Group Inc.15,168$112K0.0%-56.4%0.045%
5/16/2025Parkman Healthcare Partners LLC328,323$2.42M0.3%+93.1%0.982%
5/15/2025MPM Bioimpact LLC1,132,950$8.36M1.4%N/A3.390%
5/15/2025Driehaus Capital Management LLC1,579,207$11.66M0.1%-0.2%4.725%
5/14/2025Affinity Asset Advisors LLC175,000$1.29M0.1%N/A0.524%
5/14/2025Walleye Capital LLC32,490$240K0.0%N/A0.097%
5/14/2025Jump Financial LLC28,996$214K0.0%N/A0.087%
5/14/2025Wellington Management Group LLP2,638,521$19.47M0.0%-9.3%7.894%
5/13/2025Wealthedge Investment Advisors LLC11,864$88K0.0%N/A0.035%
5/12/2025Nuveen LLC14,471$107K0.0%N/A0.043%
5/12/2025 Koa Wealth Management LLC19,396$143K0.1%N/A0.058%
5/9/2025Deutsche Bank AG8,762$65K0.0%+102.0%0.026%
5/9/2025Charles Schwab Investment Management Inc.94,546$698K0.0%+1.3%0.283%
5/7/2025 TD Asset Management Inc151,504$1.12M0.0%+313.9%0.453%
5/1/2025New York State Common Retirement Fund4,300$32K0.0%N/A0.013%
4/30/2025Alps Advisors Inc.26,034$192K0.0%-3.6%0.078%
4/28/2025 Aaron Wealth Advisors LLC50,000$369K0.0%N/A0.150%
3/24/2025Wellington Management Group LLP2,909,639$52.99M0.0%-1.0%8.705%
2/17/2025Woodline Partners LP608,721$11.22M0.1%+17.1%1.821%
2/17/2025Parkman Healthcare Partners LLC170,000$3.13M0.4%N/A0.509%
2/17/2025Nuveen Asset Management LLC14,471$267K0.0%N/A0.043%
2/17/2025Millennium Management LLC333,642$6.15M0.0%-24.2%0.998%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.6,335$117K0.0%N/A0.019%
2/17/2025Deutsche Bank AG4,338$80K0.0%N/A0.013%
2/17/2025Driehaus Capital Management LLC1,581,760$29.15M0.2%+61.2%4.733%
2/17/2025Citadel Advisors LLC220,330$4.06M0.0%+62.5%0.659%
2/17/2025Bank of America Corp DE16,059$296K0.0%N/A0.048%
2/17/2025BNP Paribas Financial Markets1,486$27K0.0%N/A0.004%
2/17/2025Alyeska Investment Group L.P.174,700$3.22M0.0%-22.4%0.523%
2/14/2025Schonfeld Strategic Advisors LLC71,500$1.32M0.0%N/A0.214%
2/14/2025Northern Trust Corp90,682$1.67M0.0%N/A0.271%
2/14/2025The Manufacturers Life Insurance Company49,675$916K0.0%+7.5%0.149%
2/14/2025Virtus ETF Advisers LLC3,468$64K0.0%N/A0.010%
2/14/2025Price T Rowe Associates Inc. MD1,161,527$21.41M0.0%-2.6%3.476%
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2/14/2025MetLife Investment Management LLC7,230$133K0.0%N/A0.022%
2/13/2025Marshall Wace LLP25,900$477K0.0%+115.8%0.077%
2/13/2025Wells Fargo & Company MN5,844$108K0.0%N/A0.017%
2/12/2025Geode Capital Management LLC265,703$4.90M0.0%+1,093.2%0.795%
2/12/2025Franklin Resources Inc.369,300$6.81M0.0%-17.9%1.105%
2/12/2025Wellington Management Group LLP2,909,639$52.99M0.0%-1.0%8.706%
2/12/2025Norges Bank25,000$461K0.0%N/A0.075%
2/12/2025BIT Capital GmbH12,743$235K0.0%N/A0.038%
2/12/2025JPMorgan Chase & Co.9,106$168K0.0%N/A0.027%
2/11/2025Corebridge Financial Inc.5,593$103K0.0%N/A0.017%
2/11/2025 Platinum Investment Management Ltd.162,090$2.99M0.2%+8.1%0.485%
2/6/2025Charles Schwab Investment Management Inc.93,311$1.72M0.0%N/A0.279%
2/4/2025Bank of New York Mellon Corp23,914$441K0.0%N/A0.072%
1/30/2025Rhumbline Advisers9,472$175K0.0%N/A0.028%
11/27/2024Franklin Resources Inc.450,000$11.69M0.0%N/A1.347%
11/19/2024Barclays PLC16,400$426K0.0%N/A0.049%
11/18/2024Teachers Retirement System of The State of Kentucky26,708$694K0.0%N/A0.080%
11/16/2024Geode Capital Management LLC22,269$579K0.0%N/A0.067%
11/15/2024Frazier Life Sciences Management L.P.5,985,347$155.50M6.2%N/A17.909%
11/15/2024Barclays PLC16,400$426K0.0%N/A0.049%
11/15/2024Jane Street Group LLC26,570$690K0.0%N/A0.080%
11/15/2024Wellington Management Group LLP2,937,853$74.26M0.0%N/A8.791%
11/15/2024Soros Fund Management LLC30,000$779K0.0%N/A0.090%
11/15/2024RA Capital Management L.P.1,511,334$39.26M0.5%N/A4.522%
11/15/2024Point72 DIFC Ltd24,011$624K0.0%N/A0.072%
11/15/2024Point72 Asset Management L.P.15,600$405K0.0%N/A0.047%
11/15/2024Maven Securities LTD50,000$1.30M0.0%N/A0.150%
11/15/2024Point72 Asia Singapore Pte. Ltd.10,706$278K0.1%N/A0.032%
11/14/2024NEA Management Company LLC3,614,486$93.90M5.1%N/A10.816%
11/13/2024The Manufacturers Life Insurance Company46,194$1.20M0.0%N/A0.138%
(Data available from 1/1/2016 forward)

MBX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of MBX shares?

During the previous two years, 54 institutional investors and hedge funds held shares of MBX Biosciences. The most heavily invested institutionals were Frazier Life Sciences Management L.P. ($155.50M), NEA Management Company LLC ($93.90M), RA Capital Management L.P. ($39.26M), Price T Rowe Associates Inc. MD ($21.41M), Wellington Management Group LLP ($19.47M), Driehaus Capital Management LLC ($11.66M), and MPM Bioimpact LLC ($8.36M).Learn more on MBX Biosciences' institutional investors.

Which institutional investors have been buying MBX Biosciences' stock?

Of the 49 institutional investors that purchased MBX Biosciences' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Frazier Life Sciences Management L.P. ($5.99M), NEA Management Company LLC ($3.61M), Wellington Management Group LLP ($2.94M), RA Capital Management L.P. ($1.51M), MPM Bioimpact LLC ($1.13M), Driehaus Capital Management LLC ($600.44K), and Franklin Resources Inc. ($450K).

How much institutional buying is happening at MBX Biosciences?

Institutional investors have bought a total of 18,583,903 shares in the last 24 months. This purchase volume represents approximately $430.13M in transactions.

Which of MBX Biosciences' major shareholders have been selling company stock?

Of the 9 institutional investors that sold MBX Biosciences' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($327.55K), Millennium Management LLC ($106.77K), Franklin Resources Inc. ($80.70K), Platinum Investment Management Ltd. ($73.19K), Alyeska Investment Group L.P. ($50.30K), Goldman Sachs Group Inc. ($39.32K), and Price T Rowe Associates Inc. MD ($31.41K).

How much institutional selling is happening at MBX Biosciences?

Institutional investors have sold a total of 712,772 shares in the last 24 months. This volume of shares sold represents approximately $9.15M in transactions.


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This page (NYSE:MBX) was last updated on 8/4/2025 by MarketBeat.com Staff
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