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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 and exited 7; 19 existing positions rose in reported value and 7 fell.

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.

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

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
HSIC7.1% · +1%AMZN6.3% · +51%WMB5.4% · -7%CLH5.4% · +7%AME5.3% · -8%PRMB5.1% · -7%DGX5.1% · +20%COF4.8% · +24%SASS4.8% · -1%SARO4.6% · +9%SGI4.3% · +30%CHRW4.3% · +52%MLM4.1% · +4%ADI4.1% · newWELL3.6% · -7%SNDK3.3% · newSNX3.3% · newKNX3.2% · newFLS3.1% · newAPG2.5% · -36%ENTG1.9% · newQ1.7% · newMRVL1.3% · -12%PANW0.8% · -29%APH0.7% · +14%SPY0.6% · +4%DHR0.5% · -79%IWD0.5% · -4%GWRE0.5% · 0%CDNS0.3% · 0%ACWX0.3% · 0%GOOGL0.2% · +50%ICE0.2% · -92%MU0.2% · newBWXT0.2% · 0%MSFT0.1% · -42%NVDA0.1% · newPWR0.0% · -100%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 53.9%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Mar 31, 2026.

Assets Under Management
$2.06B
Discretionary
$2.06B
Employees
19
Accounts
83
Address
55 WEST 46TH STREET
SUITE 2801
NEW YORK, NY 10036
Phone
(212) 730-2000
Website
Name Title / Status Ownership Type
Edelman, Jeffrey, Lee ControlCHIEF FINANCIAL OFFICER
since Jul 2025
Less than 5%Individual
FRIEDMAN, SAM, HARRIS ControlCHIEF OPERATING OFFICER
since Oct 2018
Less than 5%Individual
LIU, BOBBY, NMN ControlCHIEF LEGAL AND RISK OFFICER, CHIEF COMPLIANCE OFFICER
since Aug 2006
Less than 5%Individual
M.D. SASS FINANCIAL, INC. ControlMEMBER
since Nov 2023
50–75%Domestic Entity
SASS, ARI ControlPRESIDENT, SENIOR PORTFOLIO MANAGER (EQUITIES)
since Jan 2018
50–75%Individual
SASS, MARTIN, DOUGLAS ControlCHAIRMAN, CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER, DIRECTOR, MANAGING MEMBER
since Mar 1972
Less than 5%Individual
SASS, MARTIN, DOUGLAS Control
Indirect owner via M.D. SASS FINANCIAL, INC.
OWNER
since Nov 2023
75% or moreIndividual
Ownership & leadership changes · 6 filings with changes since Mar 27, 2012

From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.

Mar 31, 2026 filing
  • AddedEdelman, Jeffrey, Lee · CHIEF FINANCIAL OFFICER · Less than 5% · control person
  • ChangedFRIEDMAN, SAM, HARRIS · title CHIEF FINANCIAL OFFICER → CHIEF OPERATING OFFICER
  • ChangedLIU, BOBBY, NMN · title CHIEF OPERATING OFFICER, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER → CHIEF LEGAL AND RISK OFFICER, CHIEF COMPLIANCE OFFICER
Jan 12, 2024 filing
  • AddedM.D. SASS FINANCIAL, INC. · MEMBER · 50–75% · control person
  • AddedSASS, MARTIN, DOUGLAS · OWNER · 75% or more · indirect via M.D. SASS FINANCIAL, INC. · control person
  • ChangedSASS, ARI · ownership Less than 5% → 50–75%
  • ChangedSASS, MARTIN, DOUGLAS · title CHAIRMAN, CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER, DIRECTOR → CHAIRMAN, CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER, DIRECTOR, MANAGING MEMBER; ownership 75% or more → Less than 5%
Mar 29, 2019 filing
  • No longer listedSIVIN, PHILIP, MATTHEW · CHIEF FINANCIAL OFFICER, SENIOR MANAGING DIRECTOR, DIRECTOR · Less than 5% · control person · listed since Jul 2005
  • AddedFRIEDMAN, SAM, HARRIS · CHIEF FINANCIAL OFFICER · Less than 5% · control person
Mar 30, 2018 filing
  • ChangedLIU, BOBBY, NMN · title CHIEF OPERATING OFFICER, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER & SECRETARY → CHIEF OPERATING OFFICER, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER
  • ChangedSASS, ARI · title PRESIDENT → PRESIDENT, SENIOR PORTFOLIO MANAGER (EQUITIES)
  • ChangedSASS, MARTIN, DOUGLAS · title CHAIRMAN/CHIEF EXECUTIVE OFFICER/ DIRECTOR → CHAIRMAN, CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER, DIRECTOR
  • ChangedSIVIN, PHILIP, MATTHEW · title CHIEF FINANCIAL OFFICER, SENIOR MANAGING DIRECTOR/DIRECTOR → CHIEF FINANCIAL OFFICER, SENIOR MANAGING DIRECTOR, DIRECTOR
Feb 6, 2018 filing
  • No longer listedLAMLE, HUGH, ROY · PRESIDENT/DIRECTOR · 25–50% · control person · listed since Apr 1974
  • ChangedSASS, ARI · title SENIOR VICE PRESIDENT → PRESIDENT
  • ChangedSASS, MARTIN, DOUGLAS · ownership 50–75% → 75% or more
Mar 28, 2013 filing
  • ChangedLIU, BOBBY, NMN · title CHIEF OPERATING OFFICER, SENIOR VICE PRESIDENT, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER & SECRETARY → CHIEF OPERATING OFFICER, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER & SECRETARY
Mar 27, 2012 filing (earliest on record)
  • ListedLAMLE, HUGH, ROY · PRESIDENT/DIRECTOR · 25–50% · control person
  • ListedLIU, BOBBY, NMN · CHIEF OPERATING OFFICER, SENIOR VICE PRESIDENT, GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER & SECRETARY · Less than 5% · control person
  • ListedSASS, ARI · SENIOR VICE PRESIDENT · Less than 5% · control person
  • ListedSASS, MARTIN, DOUGLAS · CHAIRMAN/CHIEF EXECUTIVE OFFICER/ DIRECTOR · 50–75% · control person
  • ListedSIVIN, PHILIP, MATTHEW · CHIEF FINANCIAL OFFICER, SENIOR MANAGING DIRECTOR/DIRECTOR · Less than 5% · control person

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

M.D. Sass, LLC Holdings (2026-06-30)

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
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