Zenas BioPharma (ZBIO) Institutional Ownership $18.96 +0.01 (+0.05%) As of 09/23/2025 04:00 PM Eastern Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Zenas BioPharma (NASDAQ:ZBIO)Number ofInstitutional Buyers(last 12 months)10TotalInstitutional Inflows(last 12 months)$7.90MNumber ofInstitutional Sellers(last 12 months)6TotalInstitutional Outflows(last 12 months)$2.94M Get ZBIO Insider Trade Alerts Want to know when executives and insiders are buying or selling Zenas BioPharma stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. Skip Chart & View Institutional Buying and Selling Data ZBIO Institutional Buying and Selling by Quarter Zenas BioPharma Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/15/2025 Bank of America Corp DE13,991$136K0.0%+32.3%0.033% 8/14/2025 Sei Investments Co.12,142$118K0.0%N/A0.029% 8/14/2025 Federated Hermes Inc.1,861,838$18.04M0.0%+60.8%4.451% 8/13/2025 Schroder Investment Management Group154,916$1.48M0.0%-5.6%0.370% 8/12/2025 Rhumbline Advisers19,721$191K0.0%+71.3%0.047% 8/8/2025 Intech Investment Management LLC13,206$128K0.0%+13.9%0.032% 8/8/2025 Geode Capital Management LLC373,617$3.62M0.0%+4.6%0.893% 8/8/2025 PNC Financial Services Group Inc.9,179$89K0.0%+41.2%0.022% 6/27/2025 Goldman Sachs Group Inc.23,957$189K0.0%-43.2%0.057% 5/29/2025Rhumbline Advisers11,514$91K0.0%-70.4%0.028% 5/16/2025Goldman Sachs Group Inc.23,957$189K0.0%-43.2%0.057% 5/14/2025Wellington Management Group LLP873,623$6.90M0.0%-23.0%2.088% 5/12/2025Nuveen LLC31,626$250K0.0%N/A0.076% 5/9/2025Charles Schwab Investment Management Inc.116,140$918K0.0%-2.1%0.278% 5/8/2025Jefferies Financial Group Inc.44,067$348K0.0%N/A0.105% 5/1/2025New York State Common Retirement Fund6,200$49K0.0%N/A0.015% 4/30/2025Alps Advisors Inc.28,132$222K0.0%-16.7%0.067% 4/8/2025Rhumbline Advisers11,514$91K0.0%-70.4%0.028% 3/24/2025Wellington Management Group LLP1,135,289$9.17M0.0%-24.4%2.716% (Data available from 1/1/2016 forward) ZBIO Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ZBIO shares? During the previous two years, 15 institutional investors and hedge funds held shares of Zenas BioPharma. The most heavily invested institutionals were Federated Hermes Inc. ($18.04M), Wellington Management Group LLP ($6.90M), Geode Capital Management LLC ($3.62M), Schroder Investment Management Group ($1.48M), Charles Schwab Investment Management Inc. ($918K), Jefferies Financial Group Inc. ($348K), and Nuveen LLC ($250K).Learn more on Zenas BioPharma's institutional investors. Which institutional investors have been buying Zenas BioPharma's stock? Of the 10 institutional investors that purchased Zenas BioPharma's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Federated Hermes Inc. ($703.84K), Jefferies Financial Group Inc. ($44.07K), Nuveen LLC ($31.63K), Geode Capital Management LLC ($16.46K), Sei Investments Co. ($12.14K), Rhumbline Advisers ($8.21K), and New York State Common Retirement Fund ($6.20K). How much institutional buying is happening at Zenas BioPharma? Institutional investors have bought a total of 830,239 shares in the last 24 months. This purchase volume represents approximately $7.90M in transactions. Which of Zenas BioPharma's major shareholders have been selling company stock? The following institutional investors have sold Zenas BioPharma stock in the last 24 months: Wellington Management Group LLP ($627.81K), Rhumbline Advisers ($54.86K), Goldman Sachs Group Inc. ($36.43K), Schroder Investment Management Group ($9.12K), Alps Advisors Inc. ($5.66K), and Charles Schwab Investment Management Inc. ($2.52K). How much institutional selling is happening at Zenas BioPharma? Institutional investors have sold a total of 736,392 shares in the last 24 months. This volume of shares sold represents approximately $2.94M in transactions. Related Companies LGND Major Shareholders FOLD Major Shareholders MNKD Major Shareholders CLDX Major Shareholders BCRX Major Shareholders NVAX Major Shareholders INVA Major Shareholders DVAX Major Shareholders OPK Major Shareholders GERN Major Shareholders This page (NASDAQ:ZBIO) was last updated on 9/24/2025 by MarketBeat.com Staff From Our PartnersWhat The Silver Boom Could Mean For You…AI, electric vehicles, and even global central banks are quietly fueling record demand for silver. This once-o...Goldco Precious Metals | SponsoredWarren Buffett’s #1 AI Stock: Not Mag 7, And NOT on the NasdaqNew Amazon Crisis Could Tank U.S. Stock Market A new panic is halting AI projects at Amazon and could split...Altimetry | SponsoredWhy More Investors Are Using Family Trusts to Protect Their WealthFor many investors, a family trust can be an essential tool for protecting assets, avoiding probate, and ensur...SmartAsset | SponsoredBuffett, Gates and Bezos Quietly Dumping Stocks—Here's WhyImagine a bull market so powerful, every single investor became a millionaire. Not by finding the next NVIDIA ...Banyan Hill Publishing | SponsoredClaim Your Share of $5.39 BILLION in AI Equity ChecksThe U.S. government just took advantage of Public Law 81-774 to crack down on AI companies... In turn, enfo...Angel Publishing | SponsoredHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredIRS Wants Another Check on Sept 15th—What If You Could Keep It Instead?On September 15th, the IRS collects another round of quarterly tax payments—targeting self-employed profession...American Alternative | SponsoredTrump’s new nightmare beginsPorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Zenas BioPharma, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Zenas BioPharma With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Free ZBIO Stock Alerts