Alpha and Omega Semiconductor (AOSL) Institutional Ownership $29.92 +0.31 (+1.05%) Closing price 08/28/2025 04:00 PM EasternExtended Trading$29.98 +0.06 (+0.20%) As of 08/28/2025 06:36 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Alpha and Omega Semiconductor (NASDAQ:AOSL)CurrentInstitutional OwnershipPercentage78.97%Number ofInstitutional Buyers(last 12 months)113TotalInstitutional Inflows(last 12 months)$253.50MNumber ofInstitutional Sellers(last 12 months)47TotalInstitutional Outflows(last 12 months)$84.30M Get AOSL Insider Trade Alerts Want to know when executives and insiders are buying or selling Alpha and Omega Semiconductor 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 AOSL Institutional Buying and Selling by Quarter Alpha and Omega Semiconductor Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/27/2025 Squarepoint Ops LLC20,909$537K0.0%-3.8%0.071% 8/16/2025 Public Sector Pension Investment Board83,192$2.14M0.0%+8.8%0.283% 8/15/2025 Tower Research Capital LLC TRC 4,957$127K0.0%+574.4%0.017% 8/15/2025 Engineers Gate Manager LP8,449$217K0.0%N/A0.029% 8/15/2025 BNP Paribas Financial Markets2,488$64K0.0%-66.1%0.008% 8/15/2025 Bridgeway Capital Management LLC25,185$646K0.0%+106.9%0.086% 8/15/2025 Ameriprise Financial Inc.49,914$1.28M0.0%-3.4%0.170% 8/14/2025 PDT Partners LLC21,300$547K0.0%N/A0.072% 8/14/2025 Canada Pension Plan Investment Board10,800$277K0.0%+260.0%0.037% 8/14/2025 Quantinno Capital Management LP18,207$467K0.0%N/A0.062% Get the Latest News and Ratings for AOSL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Alpha and Omega Semiconductor and its competitors with MarketBeat's FREE daily newsletter. 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13,751$353K0.0%-2.9%0.047% 8/14/2025 The Manufacturers Life Insurance Company 1,411,400$36.22M0.0%+12.7%4.798% 8/14/2025 Sei Investments Co.103,744$2.66M0.0%+20.5%0.353% 8/14/2025 WINTON GROUP Ltd49,619$1.27M0.1%+21.1%0.169% 8/13/2025 First Trust Advisors LP29,397$754K0.0%+75.4%0.100% 8/13/2025 Invesco Ltd.328,170$8.42M0.0%-56.8%1.115% 8/13/2025 Quantbot Technologies LP3,445$88K0.0%-54.3%0.012% 8/13/2025 Russell Investments Group Ltd.209,247$5.37M0.0%+19.8%0.711% 8/12/2025 Boston Partners1,109,377$28.47M0.0%+86.4%3.771% 8/12/2025 American Century Companies Inc.57,852$1.48M0.0%+10.0%0.197% 8/12/2025 Rhumbline Advisers73,056$1.88M0.0%+5.2%0.248% 8/12/2025 Journey Strategic Wealth LLC9,531$245K0.0%N/A0.032% 8/12/2025 Legal & General Group Plc65,399$1.68M0.0%+3.9%0.222% 8/12/2025 JPMorgan Chase & Co.92,121$2.36M0.0%+551.6%0.313% 8/8/2025 Intech Investment Management LLC15,497$398K0.0%+25.9%0.053% 8/8/2025 Creative Planning9,658$248K0.0%N/A0.033% 8/8/2025 Geode Capital Management LLC601,672$15.44M0.0%+0.5%2.045% 8/8/2025 PNC Financial Services Group Inc.1,533$39K0.0%+49.0%0.005% 8/7/2025 Boston Partners769,687$19.75M0.0%+29.3%2.616% 8/7/2025 Robeco Schweiz AG782,503$20.08M0.5%+0.1%2.660% 8/7/2025 Connor Clark & Lunn Investment Management Ltd.80,351$2.06M0.0%+74.0%0.273% 8/7/2025 Los Angeles Capital Management LLC17,013$437K0.0%N/A0.058% 8/6/2025 First Eagle Investment Management LLC329,208$8.45M0.0%+7.3%1.119% 8/5/2025 Redwood Wealth Management Group LLC17,351$445K0.2%+7.9%0.059% 8/5/2025 Versor Investments LP8,400$216K0.0%N/A0.029% 8/1/2025 Peregrine Capital Management LLC222,739$5.72M0.2%+27.3%0.757% 7/31/2025 Nisa Investment Advisors LLC1,012$26K0.0%+137.6%0.003% 7/31/2025 Acuitas Investments LLC173,820$4.46M3.5%+18.8%0.591% 7/25/2025 CWM LLC1,928$49K0.0%+403.4%0.007% 7/23/2025 Gagnon Securities LLC215,980$5.54M1.1%+0.6%0.734% INVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting Off (Ad)Right now, we’re witnessing a monumental shift in the world.Our No. 1 AI Pick is currently trading for pennies on the dollar compared to Nividia.7/16/2025 State of Alaska Department of Revenue14,530$372K0.0%+8.7%0.049% 7/14/2025 GAMMA Investing LLC3,385$87K0.0%+177.2%0.012% 7/11/2025 Farther Finance Advisors LLC1,801$46K0.0%+953.2%0.006% 7/11/2025 Kingstone Capital Partners Texas LLC24,960$682K0.0%N/A0.085% 6/27/2025 Goldman Sachs Group Inc.120,352$2.99M0.0%-23.5%0.409% 6/18/2025 Voya Investment Management LLC62,448$1.55M0.0%+760.5%0.212% 5/29/2025 Rhumbline Advisers69,419$1.73M0.0%-1.8%0.236% 5/28/2025 Strs Ohio2,800$70K0.0%N/A0.010% 5/21/2025 Geneos Wealth Management Inc.16,362$407K0.0%+12.4%0.056% 5/16/2025 Clearline Capital LP372,780$9.27M0.6%N/A1.267% 5/16/2025 Goldman Sachs Group Inc.120,352$2.99M0.0%-23.5%0.409% 5/16/2025 Uniplan Investment Counsel Inc.177,263$4.41M0.4%-7.6%0.603% 5/16/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.14,167$352K0.0%+4.6%0.048% 5/16/2025 AQR Capital Management LLC18,956$471K0.0%N/A0.064% 5/15/2025 Royal Bank of Canada11,939$297K0.0%+7.4%0.041% 5/15/2025 The Manufacturers Life Insurance Company 1,252,531$31.14M0.0%+5.3%4.258% 5/14/2025 Quantbot Technologies LP7,539$187K0.0%N/A0.026% 5/14/2025 Wellington Management Group LLP908,043$22.57M0.0%+43.4%3.087% 5/13/2025 American Century Companies Inc.52,602$1.31M0.0%-51.5%0.179% 5/13/2025 Brandywine Global Investment Management LLC94,783$2.36M0.0%-3.8%0.322% 5/13/2025 Boston Partners595,137$14.78M0.0%+2,738.7%2.023% 5/13/2025 Russell Investments Group Ltd.174,593$4.34M0.0%+161.4%0.594% 5/12/2025 Public Sector Pension Investment Board76,446$1.90M0.0%+28.6%0.260% 5/12/2025 Nuveen LLC63,688$1.58M0.0%N/A0.217% 5/12/2025 Invesco Ltd.759,509$18.88M0.0%+409.1%2.582% 5/12/2025 Connor Clark & Lunn Investment Management Ltd.46,180$1.15M0.0%-5.4%0.157% 5/12/2025 Swiss National Bank47,800$1.19M0.0%-1.4%0.163% 5/9/2025 Gagnon Securities LLC214,761$5.34M1.2%+0.3%0.730% 5/9/2025 Deutsche Bank AG47,342$1.18M0.0%+125.5%0.161% 5/9/2025 Charles Schwab Investment Management Inc.241,749$6.01M0.0%+7.5%0.822% 5/9/2025 Vanguard Group Inc.2,338,606$58.14M0.0%-3.0%7.950% 5/6/2025 Royce & Associates LP345,314$8.59M0.1%-6.1%1.174% 5/2/2025 Victory Capital Management Inc.50,246$1.25M0.0%+175.5%0.171% 5/2/2025 Larson Financial Group LLC2,221$55K0.0%+117.7%0.008% 4/30/2025 Robeco Schweiz AG781,752$19.43M0.5%N/A2.658% 4/29/2025 Pacific Point Advisors LLC15,000$373K0.2%+87.5%0.051% 4/29/2025 Bank of New York Mellon Corp140,572$3.50M0.0%-4.6%0.478% 4/28/2025 Principal Financial Group Inc.120,105$2.99M0.0%+4.0%0.408% 4/28/2025 Acuitas Investments LLC146,373$3.64M3.1%+26.3%0.498% 4/25/2025 Peregrine Capital Management LLC175,020$4.35M0.1%-5.2%0.595% 4/21/2025 Redwood Wealth Management Group LLC16,079$400K0.2%+9.1%0.055% 4/15/2025 GAMMA Investing LLC1,221$30K0.0%+94.7%0.004% 4/14/2025 Wedge Capital Management L L P NC70,951$1.76M0.0%+60.2%0.241% 4/8/2025 Rhumbline Advisers69,419$1.73M0.0%-1.8%0.236% 4/7/2025 GAMMA Investing LLC30,354$755K0.0%+4,741.1%0.103% 3/24/2025 Wellington Management Group LLP633,345$23.45M0.0%+12.4%2.153% 2/18/2025 Pacific Point Advisors LLC8,000$296K0.2%N/A0.027% 2/17/2025 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC67,547$2.50M0.0%+20.3%0.233% 2/17/2025 Squarepoint Ops LLC37,534$1.39M0.0%-17.8%0.129% 2/17/2025 Two Sigma Advisers LP40,500$1.50M0.0%-1.5%0.140% Market Panic: Trump Just Dropped a Bomb on Your Stocks (Ad)tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tariffs just lit the fuse. Millions of investors are blindsided as stocks plunge… but this is only Phase 1. If you're still holding the wrong assets, you could lose 30% or more in the coming weeks.Don't wait for the next drop to wipe you out. Get the FREE Guide Before Markets Open Tomorrow2/17/2025 Two Sigma Investments LP125,095$4.63M0.0%+171.3%0.431% 2/17/2025 State of Wyoming1,428$53K0.0%-45.0%0.005% 2/17/2025 ProShare Advisors LLC7,175$266K0.0%N/A0.025% 2/17/2025 Millennium Management LLC256,712$9.51M0.0%+2,741.6%0.884% 2/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13,543$501K0.0%+6.4%0.047% 2/17/2025 LMR Partners LLP17,597$652K0.0%N/A0.061% 2/17/2025 Jacobs Levy Equity Management Inc.70,178$2.60M0.0%-52.4%0.242% 2/17/2025 Ellevest Inc.13,894$514K0.0%+9.1%0.048% 2/17/2025 Ethic Inc.14,183$525K0.0%N/A0.049% 2/17/2025 Deutsche Bank AG20,993$777K0.0%+48.1%0.072% (Data available from 1/1/2016 forward) AOSL Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of AOSL shares? During the previous two years, 156 institutional investors and hedge funds held shares of Alpha and Omega Semiconductor. The most heavily invested institutionals were Dimensional Fund Advisors LP ($73.15M), Vanguard Group Inc. ($58.14M), State Street Corp ($49.79M), Hood River Capital Management LLC ($42.16M), The Manufacturers Life Insurance Company ($36.22M), Boston Partners ($28.47M), and Wellington Management Group LLP ($22.57M).Learn more on Alpha and Omega Semiconductor's institutional investors. What percentage of Alpha and Omega Semiconductor's stock is owned by institutional investors? 78.97% of Alpha and Omega Semiconductor's stock is owned by institutional investors. Learn more on AOSL's institutional investor holdings. Which institutional investors have been buying Alpha and Omega Semiconductor's stock? Of the 137 institutional investors that purchased Alpha and Omega Semiconductor's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Boston Partners ($1.29M), Hood River Capital Management LLC ($1.14M), Robeco Schweiz AG ($782.50K), Wellington Management Group LLP ($688.10K), The Manufacturers Life Insurance Company ($676.43K), Invesco Ltd. ($610.34K), and Point72 Asset Management L.P. ($471.54K). How much institutional buying is happening at Alpha and Omega Semiconductor? Institutional investors have bought a total of 8,274,349 shares in the last 24 months. This purchase volume represents approximately $253.50M in transactions. Which of Alpha and Omega Semiconductor's major shareholders have been selling company stock? Of the 47 institutional investors that sold Alpha and Omega Semiconductor's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Invesco Ltd. ($1.04M), Wellington Management Group LLP ($247.19K), American Century Companies Inc. ($186.61K), First Eagle Investment Management LLC ($150.91K), The Manufacturers Life Insurance Company ($95.41K), Royce & Associates LP ($89.96K), and Jacobs Levy Equity Management Inc. ($78.92K). How much institutional selling is happening at Alpha and Omega Semiconductor? Institutional investors have sold a total of 2,498,690 shares in the last 24 months. This volume of shares sold represents approximately $84.30M in transactions. Related Companies Advanced Energy Industries Major Shareholders Amkor Technology Major Shareholders Cohu Major Shareholders Diodes Major Shareholders Lam Research Major Shareholders Microchip Technology Major Shareholders MKS Major Shareholders NXP Semiconductors Major Shareholders Power Integrations Major Shareholders Ultra Clean Major Shareholders This page (NASDAQ:AOSL) was last updated on 8/29/2025 by MarketBeat.com Staff From Our PartnersMusk’s Project Colossus could mint millionairesI predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new milliona...Brownstone Research | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...Goldco Precious Metals | SponsoredThis is my Christian duty“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredAlex’s “Next Magnificent Seven” stocksThe original “Magnificent Seven” turned $7K into $1.18 million. Now, Alex Green has identified AI’s Next Ma...The Oxford Club | SponsoredElon’s Secret Social Security BombshellTo All Americans Born Before April 16th, 1963: Did Trump Just Give The Green Light To Radically RE-DO Social S...Banyan Hill Publishing | SponsoredOut of 18,347 Cryptocurrencies... This is the ONLY OneThe Single Most Undervalued DeFi Protocol You've Never Heard Of If there's one cryptocurrency you should b...Crypto 101 Media | 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 Alpha and Omega Semiconductor Limited Please log in to your account or sign up in order to add this asset to your watchlist. Share Alpha and Omega Semiconductor 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.
MarketBeat All Access