In its 13F for Q2 2024 (holdings as of June 30, 2024, filed August 13, 2024), M.D. Sass, LLC reported 32 stock positions worth $1.2 billion . Its top holding was Liberty Media Class C (FWONK) at 7.5% of the portfolio, followed by Caci International Class A (CACI, 6.9% ) and Api (APG, 6.6% ). Compared with Q1 2024, it opened 4 new positions, sold out of 4, added to 24 and reduced 3. The biggest buy was a new position in Marvell Technology (MRVL) and the biggest sale Vanguard S&P 500 ETF (VOO, shares −22% ).
Location New York, NY
CIK 0000922940
Portfolio Value $1.2B (Q2 2024) Holdings 32 stocks · $1.2B Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q1 2024 FWONK Liberty Media Corp. Class C 1,285,233 $92.3M Add +58.1% CACI Caci International Inc. Class A 197,212 $84.8M Add +64.2% APG Api Group Corp. 2,152,878 $81.0M Add +60.9% CLH Clean Harbors Inc. 327,477 $74.1M Add +45.4% VOO Vanguard S&P 500 ETF 147,280 $73.7M Reduce -21.7% MRVL Marvell Technology Inc. 1,007,381 $70.4M New JBL Jabil Inc. 590,571 $64.2M Add +108.7% CRL Charles River Laboratories 308,945 $63.8M Add +106.7% SBAC SBA Communications Corp. 322,506 $63.3M Add +62.5% CCK Crown Holdings Inc. 839,035 $62.4M Add +61.0% LW Lamb Weston Holdings Inc. 732,673 $61.6M Add +80.9% DHR Danaher Corp. 199,678 $49.9M Add +61.7% CBRE CBRE Group Inc. Class A 541,144 $48.2M Add +58.2% AME Ametek Inc. 284,037 $47.4M New DG Dollar General Corp. 290,664 $38.4M Add +87.8% ON On Semiconductor 540,474 $37.0M Add +58.9% APD Air Products & Chemicals Inc. 130,576 $33.7M Add +76.1% TGT Target Corp. 225,852 $33.4M Add +112.2% COR Cencora Inc. 140,908 $31.7M Add +59.7% WAB Wabtec Corp. 180,619 $28.5M Add +15.2% RTX RTX Corp. 255,184 $25.6M Add +41.1% WD Walker & Dunlop Inc. 190,880 $18.7M Add +33.0% IWD iShares Russell 1000 Value E 48,413 $8.4M New AMZN Amazon.com Inc. 41,165 $8.0M Add +2.5% OWL Blue Owl Capital Inc. 322,479 $5.7M Reduce -74.2% SPY SS SPDR S&P 500 ETF Trust-US 10,220 $5.6M Add +7.3% PANW Palo Alto Networks Inc. 14,124 $4.8M Reduce -71.1% MSFT Microsoft Corp. 8,288 $3.7M Add +25.4% AAPL Apple Inc. 13,100 $2.8M New ACWX iShares MSCI Acwi Ex US ETF 49,100 $2.6M Add +13.9% NVDA Nvidia Corp. 13,300 $1.6M No change OPCH Option Care Health Inc. 45,913 $1.3M Add +24.4%
Options reported separately and not counted above: SPY puts ($163.3M).
Portfolio Sells Q1 2024 → Q2 2024 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q1 2024 % Of Portfolio Change To Portfolio ▲ VOO Vanguard S&P 500 ETF Reduce -21.7% 5.99% −4.71 CHE Chemed Corp. Sold out 0.00% −3.88 WMG Warner Music Group Corp. Class A Sold out 0.00% −2.79 OWL Blue Owl Capital Inc. Reduce -74.2% 0.47% −2.33 HYG Ishr Ibx Usd Hiyld CB ETF-Ui Sold out 0.00% −1.26 PANW Palo Alto Networks Inc. Reduce -71.1% 0.39% −1.25 PROSHARES TR Sold out 0.00% −0.14
Portfolio Buys Q1 2024 → Q2 2024 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q1 2024 % Of Portfolio Change To Portfolio ▼ MRVL Marvell Technology Inc. New 5.73% +5.73 AME Ametek Inc. New 3.85% +3.85 CACI Caci International Inc. Class A Add +64.2% 6.90% +1.52 FWONK Liberty Media Corp. Class C Add +58.1% 7.51% +1.20 JBL Jabil Inc. Add +108.7% 5.23% +0.74 IWD iShares Russell 1000 Value E New 0.69% +0.69 CLH Clean Harbors Inc. Add +45.4% 6.03% +0.66 APD Air Products & Chemicals Inc. Add +76.1% 2.74% +0.62 TGT Target Corp. Add +112.2% 2.72% +0.49 DHR Danaher Corp. Add +61.7% 4.06% +0.41 CRL Charles River Laboratories Add +106.7% 5.19% +0.40 APG Api Group Corp. Add +60.9% 6.59% +0.37 DG Dollar General Corp. Add +87.8% 3.13% +0.27 AAPL Apple Inc. New 0.22% +0.22 CCK Crown Holdings Inc. Add +61.0% 5.08% +0.19 SBAC SBA Communications Corp. Add +62.5% 5.15% +0.06 ON On Semiconductor Add +58.9% 3.01% +0.06 COR Cencora Inc. Add +59.7% 2.58% +0.05 RTX RTX Corp. Add +41.1% 2.08% −0.00 CBRE CBRE Group Inc. Class A Add +58.2% 3.92% −0.01 MSFT Microsoft Corp. Add +25.4% 0.30% −0.03 OPCH Option Care Health Inc. Add +24.4% 0.10% −0.04 ACWX iShares MSCI Acwi Ex US ETF Add +13.9% 0.21% −0.06 LW Lamb Weston Holdings Inc. Add +80.9% 5.01% −0.09 SPY SS SPDR S&P 500 ETF Trust-US Add +7.3% 0.45% −0.14 WD Walker & Dunlop Inc. Add +33.0% 1.53% −0.19 AMZN Amazon.com Inc. Add +2.5% 0.65% −0.21 WAB Wabtec Corp. Add +15.2% 2.32% −0.38
Options Activity Q1 2024 → Q2 2024 Security Type Change vs Q1 2024 Underlying Shares Value ▼ SPY SS SPDR S&P 500 ETF Trust-US put Add +500.0% 300,000 $163.3M HYG Ishr Ibx Usd Hiyld CB ETF-Ui put Sold out 200,000 $15.5Mbefore exit
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 38 $1.5B HSIC, AMZN, WMB, CLH, AME Q1 2026 36 $1.3B HSIC, WMB, AME, CLH, SASS Q4 2025 35 $1.3B HSIC, WMB, CLH, AME, APG Q3 2025 34 $1.2B HSIC, WMB, DHR, AME, APG Q2 2025 35 $1.2B PRMB, HSIC, CLH, AME, DHR Q1 2025 32 $1.1B APH, CLH, APG, WELL, DHR Q4 2024 33 $1.3B APG, CRL, VOO, MRVL, AME Q3 2024 34 $1.3B FWONK, CCK, CACI, CLH, VOO Q2 2024 32 $1.2B FWONK, CACI, APG, CLH, VOO Q1 2024 32 $845.0M VOO, FWONK, APG, CACI, CLH