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M.D. Sass, LLC — 13F Holdings & Portfolio

CIK 922940 · latest 13F-HR filed 2026-08-07

Backtest portfolio

M.D. Sass, LLC manages $1.53B in 13F-reported U.S. long-equity assets across 39 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are HSIC (7.02%), AMZN (6.23%), WMB (5.28%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 9 new positions, exited 7, added to 19, and trimmed 7.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
55 WEST 46TH STREET
SUITE 2801
NEW YORK, NY 10036
Phone
(212) 730-2000
Filing Manager
M.D. Sass, LLC
New York, NY
Signatory
Bobby Liu
Chief Legal and Risk Officer
Loading holdings…
AUM

$1.53B

Long-equity book

Holdings

39

Distinct positions

Period

2026-06-30

Filed 2026-08-07

Q/Q Activity

+9 / −7 / ↑19 / ↓7

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • AMAZON COM INC$40.3M +73.3%
  • C H ROBINSON WORLDWIDE IN$27.2M +72.4%
  • CAPITAL ONE FINL CORP$19.5M +36.5%
  • SOMNIGROUP INTERNATIONAL INC$18.1M +38.1%
  • QUEST DIAGNOSTICS INC$17.7M +30.2%
Show all 19 →

Top Trims

  • INTERCONTINENTAL EXCHANGE IN-$55.4M -94.1%
  • QUANTA SVCS INC-$34.6M -99.3%
  • DANAHER CORP DEL-$30.2M -79.1%
  • API GROUP CORP-$18.3M -32.6%
  • WILLIAMS COS INC-$4.6M -5.4%
Show all 7 →

New Positions

  • ANALOG DEVICES INC$61.5M
  • SANDISK CORP$49.9M
  • TD SYNNEX CORPORATION$49.8M
  • KNIGHT-SWIFT TRANSN HLDGS IN$47.9M
  • FLOWSERVE CORP$47.1M
Show all 9 →

Exited Positions

  • FAIR ISAAC CORP$47.2M
  • AON PLC$46.0M
  • CBRE GROUP INC$39.3M
  • SYNOPSYS INC$30.5M
  • GILDAN ACTIVEWEAR INC$22.1M
Show all 7 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 SCHEIN HENRY INC HSIC 806407102 $107.5M 7.02% 1,286,942 SH
2 AMAZON COM INC AMZN 023135106 $95.3M 6.23% 399,702 SH
3 WILLIAMS COS INC WMB 969457100 $80.9M 5.28% 1,087,582 SH
4 CLEAN HARBORS INC CLH 184496107 $80.8M 5.28% 270,507 SH
5 AMETEK INC AME 031100100 $80.7M 5.27% 333,370 SH
6 PRIMO BRANDS CORPORATION PRMB 741623102 $76.8M 5.02% 3,142,134 SH
7 QUEST DIAGNOSTICS INC DGX 74834L100 $76.4M 4.99% 360,453 SH
8 CAPITAL ONE FINL CORP COF 14040H105 $72.9M 4.77% 363,556 SH
9 RBB FUND TRUST SASS 75526L613 $72.2M 4.72% 2,854,897 SH
10 STANDARDAERO INC SARO 85423L103 $70.2M 4.59% 2,346,749 SH
11 SOMNIGROUP INTERNATIONAL INC SGI 88023U101 $65.6M 4.28% 836,265 SH
12 C H ROBINSON WORLDWIDE IN CHRW 12541W209 $64.7M 4.23% 343,461 SH
13 MARTIN MARIETTA MATLS INC MLM 573284106 $62.0M 4.05% 107,511 SH
14 ANALOG DEVICES INC ADI 032654105 $61.5M 4.02% 154,854 SH
15 WELLTOWER INC WELL 95040Q104 $54.0M 3.53% 237,876 SH
16 SANDISK CORP SNDK 80004C200 $49.9M 3.26% 21,968 SH
17 TD SYNNEX CORPORATION SNX 87162W100 $49.8M 3.25% 186,193 SH
18 KNIGHT-SWIFT TRANSN HLDGS IN KNX 499049104 $47.9M 3.13% 615,596 SH
19 FLOWSERVE CORP FLS 34354P105 $47.1M 3.08% 634,613 SH
20 API GROUP CORP APG 00187Y100 $37.8M 2.47% 892,624 SH
21 ENTEGRIS INC ENTG 29362U104 $28.3M 1.85% 157,517 SH
22 QNITY ELECTRONICS INC Q 74743L100 $26.4M 1.73% 161,737 SH
23 MARVELL TECHNOLOGY INC MRVL 573874104 $20.2M 1.32% 67,899 SH
24 MARVELL TECHNOLOGY INC Put MRVL 573874104 $20.1M 1.32% 67,600 SH
25 PALO ALTO NETWORKS INC PANW 697435105 $12.2M 0.80% 35,885 SH
26 AMPHENOL CORP APH 032095101 $11.3M 0.74% 63,907 SH
27 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $8.9M 0.58% 11,940 SH
28 DANAHER CORP DEL DHR 235851102 $8.0M 0.52% 41,926 SH
29 ISHARES TR IWD 464287598 $7.6M 0.50% 31,554 SH
30 GUIDEWIRE SOFTWARE INC GWRE 40171V100 $6.8M 0.44% 55,208 SH
31 CADENCE DESIGN SYSTEM INC CDNS 127387108 $4.8M 0.32% 12,887 SH
32 ISHARES TR ACWX 464288240 $4.4M 0.29% 57,340 SH
33 ALPHABET INC GOOGL 02079K305 $3.8M 0.25% 10,523 SH
34 INTERCONTINENTAL EXCHANGE IN ICE 45866F104 $3.5M 0.23% 28,450 SH
35 MICRON TECHNOLOGY INC MU 595112103 $3.0M 0.19% 2,567 SH
36 BWX TECHNOLOGIES INC BWXT 05605H100 $2.6M 0.17% 13,453 SH
37 MICROSOFT CORP MSFT 594918104 $2.1M 0.14% 5,596 SH
38 NVIDIA CORPORATION NVDA 67066G104 $1.9M 0.13% 9,642 SH
39 QUANTA SVCS INC PWR 74762E102 $239.1K 0.02% 332 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-07 $1.53B 39 0001172661-26-003181
2026-03-31 2026-05-14 $1.32B 36 0001172661-26-001945
2025-12-31 2026-02-10 $1.27B 35 0001172661-26-000587
2025-09-30 2025-11-05 $1.23B 35 0001172661-25-004587