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Greenfield Seitz Capital Management, LLC — 13F Holdings & Portfolio

CIK 2097528 · latest 13F-HR filed 2026-08-12

Backtest portfolio

Greenfield Seitz Capital Management, LLC manages $335.8M in 13F-reported U.S. long-equity assets across 107 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are CVE (10.18%), NVDA (4.46%), AR (3.83%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions and exited 9; 40 existing positions rose in reported value and 36 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.

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AUM
$335.8M

Long-equity book

Holdings
107

Distinct positions

Period
2026-06-30

Filed 2026-08-12

Q/Q Activity
+5 / −9 / ↑40 / ↓36

vs 2026-03-31

Portfolio charts

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

Portfolio map

Q2 26
CVE10.2% · +6%NVDA4.5% · -1%AR3.8% · -0%HIMS3.8% · -30%ETN3.5% · -1%B3.1% · -2%SU3.0% · +0%RMD2.8% · -0%MCHP2.5% · -4%CFR2.5% · +0%RJF2.2% · -1%BIL2.1% · +27%CMI2.1% · -1%EXPD2.0% · -4%PAYX1.9% · -3%EOG1.9% · +1%XOM1.8% · +2%UBER1.8% · +0%NVO1.8% · +2%FAST1.7% · -1%ISRG1.7% · +2%ASML1.7% · +24%URNM1.7% · -2%CSL1.6% · +1%NVS1.6% · -3%APA1.5% · +14%KMI1.5% · -2%TXN1.5% · -2%PHYS1.4% · -2%OKE1.3% · -2%CHD1.2% · -1%ANET1.2% · +0%LIN1.1% · -3%ADBE1.0% · +1%GOOG0.9% · -10%HDB0.8% · -1%ROST0.8% · -1%NEM0.8% · -2%IDXX0.8% · +5%CGNX0.8% · -5%SII0.7% · +0%LUV0.6% · -12%ZTS0.6% · +8%TD0.6% · +1%REGN0.6% · +2%MU0.6% · 0%NDSN0.5% · -2%SBR0.5% · 0%TM0.5% · -15%ULTA0.5% · +3%AAPL0.5% · +2%OZK0.5% · -4%FHN0.5% · +2%VEEV0.4% · +4%ADP0.4% · -0%GNTX0.4% · -1%SNA0.4% · -1%DXCM0.3% · -6%SYK0.3% · +9%TYL0.3% · +0%

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

3 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 = 39.7%

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

Firm Profile & Key People

As of the firm’s regulatory filing dated Sep 21, 2026.

Assets Under Management
$363.4M
Discretionary
$363.4M
Employees
4
Accounts
458
Address
1722 ROUTH ST.
SUITE 760
DALLAS, TX 75201
Phone
(214) 367-6170
Website
Name Title / Status Ownership Type
GREENFIELD, STUART, EDWARDS ControlMANAGING MEMBER
since May 2009
50–75%Individual
MEYER, ERIC, JOHN ControlCHIEF COMPLIANCE OFFICER
since Sep 2009
Less than 5%Individual
SEITZ, YANCEY, TIGHE ControlMANAGING MEMBER
since May 2009
50–75%Individual
Ownership & leadership changes · 3 filings with changes since Jan 18, 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.

Feb 8, 2021 filing
  • ChangedGREENFIELD, STUART, EDWARDS · ownership 25–50% → 50–75%
Feb 14, 2018 filing
  • AddedMEYER, ERIC, JOHN · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
  • ChangedGREENFIELD, STUART, EDWARDS · title MANAGING MEMBER/CHIEF COMPLIANCE OFFICER → MANAGING MEMBER
Mar 20, 2017 filing
  • ChangedGREENFIELD, STUART, EDWARDS · ownership 50–75% → 25–50%
Jan 18, 2012 filing (earliest on record)
  • ListedGREENFIELD, STUART, EDWARDS · MANAGING MEMBER/CHIEF COMPLIANCE OFFICER · 50–75% · control person
  • ListedSEITZ, YANCEY, TIGHE · MANAGING MEMBER · 50–75% · 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.

Top Adds (vs prior quarter)

Show all 40 →

Top Trims

Show all 36 →

New Positions

Show all 5 →

Exited Positions

Show all 9 →

Greenfield Seitz Capital Management, 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 CENOVUS ENERGY INC CVE 15135U109 $34.2M 10.18% 1,378,040 SH
2 NVIDIA CORPORATION NVDA 67066G104 $15.0M 4.46% 74,886 SH
3 ANTERO RESOURCES CORP AR 03674X106 $12.8M 3.83% 365,594 SH
4 HIMS & HERS HEALTH INC HIMS 433000106 $12.8M 3.80% 368,339 SH
5 EATON CORP PLC ETN G29183103 $11.9M 3.53% 27,853 SH
6 BARRICK MNG CORP B 06849F108 $10.2M 3.05% 278,884 SH
7 SUNCOR ENERGY INC NEW SU 867224107 $10.2M 3.03% 189,668 SH
8 RESMED INC RMD 761152107 $9.5M 2.84% 48,912 SH
9 MICROCHIP TECHNOLOGY INC. MCHP 595017104 $8.3M 2.48% 91,137 SH
10 CULLEN FROST BANKERS INC CFR 229899109 $8.3M 2.46% 53,491 SH
11 RAYMOND JAMES FINL INC RJF 754730109 $7.5M 2.23% 49,210 SH
12 SPDR SERIES TRUST BIL 78468R663 $7.2M 2.15% 78,787 SH
13 CUMMINS INC CMI 231021106 $6.9M 2.06% 9,676 SH
14 EXPEDITORS INTL WASH INC EXPD 302130109 $6.8M 2.01% 41,492 SH
15 PAYCHEX INC PAYX 704326107 $6.5M 1.92% 65,606 SH
16 EOG RES INC EOG 26875P101 $6.4M 1.92% 49,585 SH
17 EXXON MOBIL CORP XOM 30231G102 $6.2M 1.84% 45,067 SH
18 UBER TECHNOLOGIES INC UBER 90353T100 $6.1M 1.82% 84,776 SH
19 NOVO-NORDISK A S NVO 670100205 $5.9M 1.75% 122,792 SH
20 FASTENAL CO FAST 311900104 $5.8M 1.73% 121,134 SH
21 INTUITIVE SURGICAL INC ISRG 46120E602 $5.6M 1.68% 14,151 SH
22 ASML HLDG NV ASML N07059210 $5.6M 1.67% 2,822 SH
23 SPROTT FDS TR URNM 85208P303 $5.6M 1.66% 105,880 SH
24 CARLISLE COS INC CSL 142339100 $5.4M 1.60% 14,767 SH
25 NOVARTIS AG NVS 66987V109 $5.3M 1.57% 33,624 SH
26 APA CORPORATION APA 03743Q108 $5.0M 1.48% 152,428 SH
27 KINDER MORGAN INC DEL KMI 49456B101 $5.0M 1.47% 154,900 SH
28 TEXAS INSTRS INC TXN 882508104 $4.9M 1.47% 16,515 SH
29 SPROTT ASSET MANAGEMENT LP PHYS 85207H104 $4.5M 1.35% 150,673 SH
30 ONEOK INC NEW OKE 682680103 $4.4M 1.33% 51,175 SH
31 CHURCH & DWIGHT CO INC CHD 171340102 $4.0M 1.18% 40,944 SH
32 ARISTA NETWORKS INC ANET 040413205 $3.9M 1.16% 22,992 SH
33 LINDE PLC LIN G54950103 $3.6M 1.08% 6,987 SH
34 ADOBE INC ADBE 00724F101 $3.3M 0.99% 16,193 SH
35 ALPHABET INC GOOG 02079K107 $3.1M 0.92% 8,732 SH
36 HDFC BANK LTD HDB 40415F101 $2.7M 0.81% 105,081 SH
37 ROSS STORES INC ROST 778296103 $2.7M 0.80% 12,577 SH
38 NEWMONT CORP NEM 651639106 $2.6M 0.78% 28,000 SH
39 IDEXX LABS INC IDXX 45168D104 $2.6M 0.76% 4,866 SH
40 COGNEX CORP CGNX 192422103 $2.5M 0.76% 35,080 SH
41 SPROTT INC SII 852066208 $2.3M 0.69% 20,676 SH
42 SOUTHWEST AIRLS CO LUV 844741108 $2.1M 0.62% 40,268 SH
43 ZOETIS INC ZTS 98978V103 $2.0M 0.60% 27,814 SH
44 TORONTO DOMINION BK ONT TD 891160509 $1.9M 0.58% 16,036 SH
45 REGENERON PHARMACEUTICALS REGN 75886F107 $1.9M 0.57% 3,074 SH
46 MICRON TECHNOLOGY INC MU 595112103 $1.9M 0.57% 1,660 SH
47 NORDSON CORP NDSN 655663102 $1.8M 0.54% 6,059 SH
48 SABINE RTY TR SBR 785688102 $1.7M 0.50% 23,100 SH
49 TOYOTA MOTOR CORP TM 892331307 $1.7M 0.50% 10,012 SH
50 ULTA BEAUTY INC ULTA 90384S303 $1.6M 0.48% 3,577 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-12 $335.8M 107 0001214659-26-009955
2026-03-31 2026-04-24 $331.6M 111 0001214659-26-005046
2025-12-31 2026-02-12 $304.8M 108 0001214659-26-001559
Filer Information
Address
1722 ROUTH ST., SUITE 760
DALLAS, TX 75201
Phone
(214) 367-6170
Filing Manager
Greenfield Seitz Capital Management, LLC
DALLAS, TX
Signatory
Stuart E Greenfield
Owner