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MONTCHANIN ASSET MANAGEMENT, LLC — 13F Holdings & Portfolio

CIK 1940660 · latest 13F-HR filed 2026-11-02

Backtest portfolio

MONTCHANIN ASSET MANAGEMENT, LLC manages $104.0M in 13F-reported U.S. long-equity assets across 63 reported positions as of its 2026-09-30 13F-HR filing. Its largest disclosed positions are AAPL (16.74%), MSFT (6.83%), JPM (6.60%). Quarter over quarter (versus its 2026-06-30 filing) the fund opened 4 new positions and exited 4; 27 existing positions rose in reported value and 15 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
$104.0M

Long-equity book

Holdings
63

Distinct positions

Period
2026-09-30

Filed 2026-11-02

Q/Q Activity
+4 / −4 / ↑27 / ↓15

vs 2026-06-30

Portfolio charts

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

Portfolio map

Q3 26
AAPL16.7% · -1%MSFT6.8% · 0%JPM6.6% · -1%GOOG6.6% · -1%KMI5.0% · -1%AMD4.5% · -0%QYLD3.3% · +4%VRTX3.1% · -0%CTAS3.0% · 0%HD2.6% · +0%GOOGL2.4% · -3%EPD2.3% · 0%AVGO2.2% · -0%PLTR2.2% · 0%LNG2.0% · -0%NVDA1.9% · +2%CVX1.8% · +0%XYLD1.8% · +17%POWL1.5% · +4%AMZN1.4% · +6%ABBV1.2% · 0%QW1.1% · 0%KO1.1% · -1%RTX1.0% · 0%COP1.0% · 0%PSX0.9% · 0%TMO0.9% · 0%HON0.9% · -0%BE0.8% · +15%CFG0.8% · +0%RYLD0.7% · newMRK0.7% · 0%PM0.7% · +18%HONA0.6% · 0%PANW0.6% · 0%ECO0.6% · +48%CMCL0.6% · +13%SCHW0.5% · +5%PG0.5% · 0%PEP0.4% · 0%AJG0.4% · 0%VG0.4% · +5%GD0.4% · +16%MU0.4% · newIBM0.4% · 0%WMT0.4% · 0%OHI0.4% · 0%EOG0.3% · 0%IVW0.3% · 0%IVE0.3% · 0%Fidelity Contra0.3% · newCLS0.3% · 0%BRK.B0.3% · 0%XOM0.3% · 0%BAC0.3% · 0%TTMI0.3% · 0%VNOM0.3% · 0%JNJ0.2% · +15%ADBE0.2% · newGE0.2% · 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

Q2 26 → Q3 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 = 58.2%

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
$120.8M
Discretionary
$120.8M
Employees
2
Accounts
100
Address
10 WEST ROCKLAND ROAD
MONTCHANIN, DE 19710
Phone
(302) 652-3101
Website
Mailing Address
P.O. BOX 150, MONTCHANIN, DE, 19710
Name Title / Status Ownership Type
MCCOY, DOUGLAS, CARPENTER ControlCHIEF COMPLIANCE OFFICER/MANAGING PARTNER
since May 2019
75% or moreIndividual
McCoy, Douglas, CarpenterMANAGING DIRECTOR
since Mar 2026
5–10%Individual
Ownership & leadership changes · 3 filings with changes since Mar 31, 2022

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
  • AddedMcCoy, Douglas, Carpenter · MANAGING DIRECTOR · 5–10%
Mar 25, 2026 filing
  • ChangedMCCOY, DOUGLAS, CARPENTER · ownership 50–75% → 75% or more
Nov 4, 2025 filing
  • No longer listedDUGDALE, WILLIAM, KIRKUS · CHIEF INVESTMENT OFFICER/MANAGING PARTNER · 50–75% · control person · listed since May 2019
Mar 31, 2022 filing (earliest on record)
  • ListedDUGDALE, WILLIAM, KIRKUS · CHIEF INVESTMENT OFFICER/MANAGING PARTNER · 50–75% · control person
  • ListedMCCOY, DOUGLAS, CARPENTER · CHIEF COMPLIANCE OFFICER/MANAGING PARTNER · 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 27 →

Top Trims

Show all 15 →

New Positions

Show all 4 →

Exited Positions

Show all 4 →

MONTCHANIN ASSET MANAGEMENT, LLC Holdings (2026-09-30)

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 Apple Computer Inc AAPL 037833100 $17.4M 16.74% 52,290 SH
2 Microsoft Corp Com MSFT 594918104 $7.1M 6.83% 13,850 SH
3 J P Morgan Chase & Co Com JPM 46625H100 $6.9M 6.60% 20,745 SH
4 Alphabet Inc Class C GOOG 02079K107 $6.8M 6.57% 20,049 SH
5 Kinder Morgan Inc. KMI 49456B101 $5.2M 4.99% 172,025 SH
6 Advanced Micro Devices Com AMD 007903107 $4.7M 4.48% 7,610 SH
7 GLOBAL X NASDAQ 100 COVER ETF QYLD 37954Y483 $3.4M 3.26% 182,520 SH
8 Vertex Pharmaceuticals Inc. VRTX 92532F100 $3.3M 3.13% 6,222 SH
9 Cintas Corp CTAS 172908105 $3.1M 2.95% 15,743 SH
10 Home Depot Inc Com HD 437076102 $2.7M 2.62% 9,584 SH
11 Alphabet Inc Class A GOOGL 02079K305 $2.5M 2.38% 7,200 SH
12 Enterprise Products Partners L EPD 293792107 $2.4M 2.32% 67,800 SH
13 Broadcom Ltd AVGO Y09827109 $2.3M 2.20% 6,530 SH
14 Palantir Technologies In PLTR 69608A108 $2.3M 2.19% 12,163 SH
15 NVIDIA CORP COM NVDA 67066G104 $2.0M 1.91% 8,681 SH
16 Chevron Corp Com CVX 166764100 $1.9M 1.78% 9,082 SH
17 GLOBAL X FDS S&P 500 COVERED E XYLD 37954Y475 $1.8M 1.76% 44,045 SH
18 Powell Industries POWL 739128106 $1.5M 1.47% 8,315 SH
19 Amazon Com Inc Com AMZN 023135106 $1.5M 1.44% 6,011 SH
20 Abbvie Inc ABBV 00287Y109 $1.3M 1.25% 4,955 SH
21 Cheniere Energy Partners LNG 16411R208 $1.2M 1.17% 20,015 SH
22 Qnity Electronics QW 74743LAA8 $1.1M 1.10% 9,081 SH
23 Coca Cola Co Com KO 191216100 $1.1M 1.09% 13,143 SH
24 RAYTHEON TECH CORP COM RTX 75513E101 $1.1M 1.03% 5,758 SH
25 Conocophillips Com COP 20825C104 $1.0M 0.99% 8,235 SH
26 Phillips 66 PSX 718546104 $978.0K 0.94% 3,830 SH
27 Thermo Fisher Scientific TMO 883556102 $912.0K 0.88% 1,351 SH
28 Honeywell International HON 438516106 $909.0K 0.87% 4,307 SH
29 Cheniere Energy Inc New LNG 16411R208 $877.0K 0.84% 3,260 SH
30 BLOOM ENERGY CORPORATION COM C BE 093712107 $812.0K 0.78% 2,930 SH
31 CITIZENS FINL GROUP INC COM CFG 174610105 $810.0K 0.78% 12,702 SH
32 GLOBAL X FDS RUSSELL 2000 ETF RYLD 37954Y459 $701.0K 0.67% 45,285 SH
33 Merck & Co Inc Com MRK 589331105 $685.0K 0.66% 4,713 SH
34 Philip Morris Intl Inc PM 718172109 $679.0K 0.65% 3,557 SH
35 Honeywell Aerospace Inc HONA 43849R105 $667.0K 0.64% 4,307 SH
36 PALO ALTO NETWORKS INC COM PANW 697435105 $644.0K 0.62% 1,620 SH
37 Okeanis Eco Tankers Co ECO Y64177101 $642.0K 0.62% 7,938 SH
38 Caledonia Mng Corp Plc CMCL G1757E113 $599.0K 0.58% 25,450 SH
39 The Charles Schwab Corp SCHW 808513105 $546.0K 0.52% 5,585 SH
40 Procter & Gamble Co Com PG 742718109 $525.0K 0.50% 3,611 SH
41 Pepsico Inc Com PEP 713448108 $463.0K 0.45% 3,650 SH
42 Gallagher Arthur J & Co AJG 363576109 $456.0K 0.44% 2,000 SH
43 Venture Global Inc VG 92333F101 $428.0K 0.41% 33,825 SH
44 General Dynamics Corp Com GD 369550108 $409.0K 0.39% 1,234 SH
45 Micron Technology Inc Com MU 595112103 $390.0K 0.37% 366 SH
46 International Bus Mach Com IBM 459200101 $388.0K 0.37% 1,765 SH
47 Wal Mart Stores Inc Com WMT 931142103 $380.0K 0.37% 3,660 SH
48 Omega Healthcare Investors Inc OHI 681936BH2 $370.0K 0.36% 8,000 SH
49 EOG Res Inc Com EOG 26875P101 $352.0K 0.34% 2,555 SH
50 Ishares S&P 500 Growth IVW 464287309 $341.0K 0.33% 2,400 SH
Filing History
Period Filed AUM Holdings Accession
2026-09-30 2026-11-02 $104.0M 63 0001940660-26-000005
2026-06-30 2026-07-30 $98.1M 63 0001940660-26-000004
2026-03-31 2026-05-21 $94.1M 55 0001940660-26-000003
2024-12-31 2025-02-20 $103.1M 54 0001940660-25-000001
Filer Information
Address
10 W ROCKLAND RD
MONTCHANIN, DE 19710
Phone
(302) 652-3101
Filing Manager
MONTCHANIN ASSET MANAGEMENT, LLC
MONTCHANIN, DE
Signatory
Douglas C. McCoy
Managing Partner