13D Management LLC Top Holdings and 13F Report (2025) About 13D Management LLCInvestment Activity13D Management LLC has $109.61 million in total holdings as of June 30, 2025.13D Management LLC owns shares of 20 different stocks, but just 15 companies or ETFs make up 80% of its holdings.Approximately 5.91% of the portfolio was purchased this quarter.About 15.17% of the portfolio was sold this quarter.This quarter, 13D Management LLC has purchased 21 new stocks and bought additional shares in 2 stocks.13D Management LLC sold shares of 17 stocks and completely divested from 2 stocks this quarter.Largest Holdings Twilio $7,555,492Qorvo $7,534,913Mercury Systems $7,379,466Southwest Gas $7,200,803Pearson $6,842,986 Largest New Holdings this Quarter 159864107 - Charles River Laboratories International $4,248,440 Holding Largest Purchases this Quarter Charles River Laboratories International 28,000 shares (about $4.25M)Qorvo 14,266 shares (about $1.21M)Kenvue 48,569 shares (about $1.02M) Largest Sales this Quarter Mercury Systems 65,689 shares (about $3.54M)Twilio 1,785 shares (about $221.98K)Southwest Gas 2,813 shares (about $209.26K)Air Products and Chemicals 703 shares (about $198.29K)Pearson 12,829 shares (about $191.54K) Sector Allocation Over TimeMap of 500 Largest Holdings of13D Management LLC Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorTWLOTwilio$7,555,492$221,983 ▼-2.9%60,7556.9%Computer and TechnologyQRVOQorvo$7,534,913$1,211,326 ▲19.2%88,7406.9%Computer and TechnologyMRCYMercury Systems$7,379,466$3,538,009 ▼-32.4%137,0126.7%AerospaceSWXSouthwest Gas$7,200,803$209,259 ▼-2.8%96,7986.6%UtilitiesPSOPearson$6,842,986$191,537 ▼-2.7%458,3386.2%Consumer DiscretionaryAPDAir Products and Chemicals$6,741,234$198,288 ▼-2.9%23,9006.1%Basic MaterialsABGAsbury Automotive Group$6,461,333$180,575 ▼-2.7%27,0875.9%Retail/WholesaleEXELExelixis$6,317,490$183,837 ▼-2.8%143,3355.8%MedicalALVAutoliv$6,248,384$174,676 ▼-2.7%55,8395.7%Auto/Tires/TrucksJHGJanus Henderson Group$5,229,961$147,048 ▼-2.7%134,6544.8%FinanceYETIYETI$5,169,280$143,700 ▼-2.7%164,0004.7%Consumer DiscretionaryRIOTRiot Platforms$5,121,974$147,962 ▼-2.8%453,2724.7%FinanceKVUEKenvue$4,925,017$1,016,549 ▲26.0%235,3094.5%Consumer StaplesCRLCharles River Laboratories International$4,248,440$4,248,440 ▲New Holding28,0003.9%MedicalLWLamb Weston$4,178,177$115,366 ▼-2.7%80,5823.8%Consumer StaplesMTCHMatch Group$4,101,543$114,602 ▼-2.7%132,7793.7%Computer and TechnologyETSYEtsy$3,904,254$109,800 ▼-2.7%77,8363.6%Retail/WholesaleMIDDMiddleby$3,757,968$111,744 ▼-2.9%26,0973.4%IndustrialsPENNPENN Entertainment$3,485,454$97,981 ▼-2.7%195,0453.2%Consumer DiscretionaryVESTIS CORPORATION$3,209,568$89,405 ▼-2.7%560,1342.9%COM SHSNSITInsight Enterprises$0$7,355,960 ▼-100.0%00.0%Retail/WholesaleRPDRapid7$0$3,296,916 ▼-100.0%00.0%Computer and TechnologyShowing largest 100 holdings. View all holdings. More Institutional Buying and Selling Information SEC Filings and Trading Data SEC Filings 13F Filings Top 13F Buys Top 13F Sells 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.