← Back to Discover
M.D. Sass, LLC
Period ended Jun 30, 2026 · Latest filing Aug 7, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $1,530,144,316
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- SCHEIN HENRY INC · COM · 806407102 · shares: $107,485,396
- AMAZON COM INC · COM · 023135106 · shares: $95,264,975
- WILLIAMS COS INC · COM · 969457100 · shares: $80,850,834
- CLEAN HARBORS INC · COM · 184496107 · shares: $80,813,966
- AMETEK INC · COM · 031100100 · shares: $80,655,630
- PRIMO BRANDS CORPORATION · CLASS A COM SHS · 741623102 · shares: $76,793,752
- QUEST DIAGNOSTICS INC · COM · 74834L100 · shares: $76,397,960
- CAPITAL ONE FINL CORP · COM · 14040H105 · shares: $72,936,686
- RBB FUND TRUST · M D SASS CONCEN · 75526L613 · shares: $72,218,902
- STANDARDAERO INC · COM · 85423L103 · shares: $70,191,263
Reported holdings
39 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| SCHEIN HENRY INC | COM | 806407102 | — | 1,286,942 shares | $107,485,396 |
| AMAZON COM INC | COM | 023135106 | — | 399,702 shares | $95,264,975 |
| WILLIAMS COS INC | COM | 969457100 | — | 1,087,582 shares | $80,850,834 |
| CLEAN HARBORS INC | COM | 184496107 | — | 270,507 shares | $80,813,966 |
| AMETEK INC | COM | 031100100 | — | 333,370 shares | $80,655,630 |
| PRIMO BRANDS CORPORATION | CLASS A COM SHS | 741623102 | — | 3,142,134 shares | $76,793,752 |
| QUEST DIAGNOSTICS INC | COM | 74834L100 | — | 360,453 shares | $76,397,960 |
| CAPITAL ONE FINL CORP | COM | 14040H105 | — | 363,556 shares | $72,936,686 |
| RBB FUND TRUST | M D SASS CONCEN | 75526L613 | — | 2,854,897 shares | $72,218,902 |
| STANDARDAERO INC | COM | 85423L103 | — | 2,346,749 shares | $70,191,263 |
| SOMNIGROUP INTERNATIONAL INC | COM | 88023U101 | — | 836,265 shares | $65,563,215 |
| C H ROBINSON WORLDWIDE IN | COM NEW | 12541W209 | — | 343,461 shares | $64,687,376 |
| MARTIN MARIETTA MATLS INC | COM | 573284106 | — | 107,511 shares | $62,001,777 |
| ANALOG DEVICES INC | COM | 032654105 | — | 154,854 shares | $61,503,310 |
| WELLTOWER INC | COM | 95040Q104 | — | 237,876 shares | $53,990,658 |
| SANDISK CORP | COM | 80004C200 | — | 21,968 shares | $49,949,301 |
| TD SYNNEX CORPORATION | COM | 87162W100 | — | 186,193 shares | $49,776,837 |
| KNIGHT-SWIFT TRANSN HLDGS IN | CL A | 499049104 | — | 615,596 shares | $47,936,426 |
| FLOWSERVE CORP | COM | 34354P105 | — | 634,613 shares | $47,062,900 |
| API GROUP CORP | COM STK | 00187Y100 | — | 892,624 shares | $37,802,605 |
| ENTEGRIS INC | COM | 29362U104 | — | 157,517 shares | $28,331,008 |
| QNITY ELECTRONICS INC | COMMON STOCK | 74743L100 | — | 161,737 shares | $26,413,269 |
| MARVELL TECHNOLOGY INC | COM | 573874104 | — | 67,899 shares | $20,226,433 |
| MARVELL TECHNOLOGY INC | COM | 573874104 | PUT | 67,600 shares | $20,137,364 |
| PALO ALTO NETWORKS INC | COM | 697435105 | — | 35,885 shares | $12,237,503 |
| AMPHENOL CORP | CL A | 032095101 | — | 63,907 shares | $11,268,082 |
| STATE STR SPDR S&P 500 ETF T | TR UNIT | 78462F103 | — | 11,940 shares | $8,916,434 |
| DANAHER CORP DEL | COM | 235851102 | — | 41,926 shares | $7,986,064 |
| ISHARES TR | RUS 1000 VAL ETF | 464287598 | — | 31,554 shares | $7,649,636 |
| GUIDEWIRE SOFTWARE INC | COM | 40171V100 | — | 55,208 shares | $6,793,344 |
| CADENCE DESIGN SYSTEM INC | COM | 127387108 | — | 12,887 shares | $4,836,749 |
| ISHARES TR | MSCI ACWI EX US | 464288240 | — | 57,340 shares | $4,364,147 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 10,523 shares | $3,760,605 |
| INTERCONTINENTAL EXCHANGE IN | COM | 45866F104 | — | 28,450 shares | $3,502,480 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 2,567 shares | $2,963,062 |
| BWX TECHNOLOGIES INC | COM | 05605H100 | — | 13,453 shares | $2,618,626 |
| MICROSOFT CORP | COM | 594918104 | — | 5,596 shares | $2,087,420 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 9,642 shares | $1,929,268 |
| QUANTA SVCS INC | COM | 74762E102 | — | 332 shares | $239,053 |