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SOUTHERN MICHIGAN BANK & TRUST — 13F Holdings & Portfolio

CIK 1173227 · latest 13F-HR filed 2026-10-19

Backtest portfolio

SOUTHERN MICHIGAN BANK & TRUST manages $279.7M in 13F-reported U.S. long-equity assets across 422 reported positions as of its 2026-09-30 13F-HR filing. Its largest disclosed positions are SCHG (20.41%), SCHV (12.54%), BIV (11.39%). Quarter over quarter (versus its 2026-06-30 filing) the fund opened 30 new positions and exited 30; 80 existing positions rose in reported value and 180 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
$279.7M

Long-equity book

Holdings
422

Distinct positions

Period
2026-09-30

Filed 2026-10-19

Q/Q Activity
+30 / −30 / ↑80 / ↓180

vs 2026-06-30

Portfolio charts

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

Portfolio map

Q3 26
SCHG20.4% · +2%SCHV12.5% · +3%BIV11.4% · +1%GVI10.5% · +1%VO7.3% · +1%SPSB3.6% · +1%NVDA2.9% · -1%AAPL2.7% · -2%Armstrong Global1.7% · 0%GOOGL1.5% · -2%AMZN1.1% · -2%MSFT1.0% · -3%ABBV0.9% · -1%IWF0.9% · -3%SDY0.9% · -3%CAT0.8% · -18%GOOG0.6% · -4%META0.6% · +4%IWD0.6% · -1%V0.6% · -4%JNJ0.5% · -4%AVGO0.5% · +1%COST0.5% · -3%MU0.4% · +9%PG0.4% · -3%NSC0.4% · -2%CSCO0.3% · -9%MA0.3% · -7%SYK0.3% · -2%MCD0.3% · +3%JPM0.3% · +1%IJH0.3% · -1%GD0.3% · -1%SO0.3% · -2%LLY0.3% · +1%ABT0.3% · -5%HD0.3% · -1%UNP0.2% · -22%DE0.2% · -44%AMAT0.2% · +1%XOM0.2% · -2%LRCX0.2% · +0%WMT0.2% · +1%MO0.2% · -13%PM0.2% · 0%ETN0.2% · -4%CIEN0.2% · 0%VNQ0.2% · -3%BRK.B0.2% · +18%VTEB0.2% · 0%QCOM0.2% · -3%MRK0.2% · -35%IWM0.1% · 0%LMT0.1% · -1%PEP0.1% · +8%SHW0.1% · -7%BKNG0.1% · +1%DON0.1% · -4%CNI0.1% · -4%KR0.1% · +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

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 = 74.6%

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

Firm Profile & Key People

Name Title / Status Ownership Type

Quarter-over-quarter changes

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

SOUTHERN MICHIGAN BANK & TRUST 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 Schwab U.S. Large Cap Growth ETF SCHG 808524300 $57.1M 20.41% 1,588,868 SH
2 Schwab U.S. Large Cap Value ETF SCHV 808524409 $35.1M 12.54% 1,052,949 SH
3 Vanguard Intermediate Term Bond ETF BIV 921937819 $31.9M 11.39% 437,396 SH
4 iShares Intermediate Govt Credit Bond ETF GVI 464288612 $29.3M 10.48% 284,359 SH
5 Vanguard Morningstar Mid Cap ETF VO 922908629 $20.4M 7.30% 260,341 SH
6 State Street SPDR Portfolio Short Term Corporate Bond ETF SPSB 78464A474 $10.1M 3.62% 342,408 SH
7 NVIDIA Corp NVDA 67066G104 $8.0M 2.86% 35,046 SH
8 Apple Inc AAPL 037833100 $7.7M 2.74% 23,033 SH
9 Armstrong Global Holding Inc. Series A — 039000997 $4.8M 1.71% 47,852 SH
10 Alphabet Inc Class A GOOGL 02079K305 $4.3M 1.54% 12,560 SH
11 Amazon.com Inc AMZN 023135106 $3.1M 1.12% 12,566 SH
12 Microsoft Corp MSFT 594918104 $2.7M 0.95% 5,192 SH
13 Abbvie Inc. ABBV 00287Y109 $2.4M 0.87% 9,343 SH
14 iShares Russell 1000 Growth ETF IWF 464287614 $2.4M 0.86% 19,204 SH
15 State Street SPDR S&P Dividend ETF SDY 78464A763 $2.4M 0.86% 16,386 SH
16 Caterpillar Inc CAT 149123101 $2.2M 0.79% 2,717 SH
17 Alphabet Inc Class C GOOG 02079K107 $1.8M 0.64% 5,256 SH
18 Meta Platforms Inc META 30303M102 $1.7M 0.61% 2,359 SH
19 iShares Russell 1000 Value ETF IWD 464287598 $1.7M 0.60% 6,808 SH
20 Visa Inc V 92826C839 $1.6M 0.56% 4,327 SH
21 Johnson & Johnson JNJ 478160104 $1.5M 0.53% 5,570 SH
22 Broadcom Inc AVGO 11135F101 $1.4M 0.51% 4,059 SH
23 Costco Wholesale Corporation COST 22160K105 $1.3M 0.48% 1,482 SH
24 Micron Technology Inc MU 595112103 $1.0M 0.37% 966 SH
25 Procter & Gamble Co PG 742718109 $991.2K 0.35% 6,823 SH
26 Norfolk Southern Corp NSC 655844108 $981.7K 0.35% 3,177 SH
27 Cisco Systems Inc CSCO 17275R102 $948.7K 0.34% 8,814 SH
28 Mastercard Inc MA 57636Q104 $933.6K 0.33% 1,693 SH
29 Stryker Corporation SYK 863667101 $890.9K 0.32% 3,235 SH
30 McDonalds Corp MCD 580135101 $849.4K 0.30% 3,678 SH
31 JP Morgan Chase & Co JPM 46625H100 $843.0K 0.30% 2,548 SH
32 iShares Core S&P Mid Cap ETF IJH 464287507 $806.8K 0.29% 11,214 SH
33 General Dynamics Corp GD 369550108 $781.5K 0.28% 2,355 SH
34 Southern Co SO 842587107 $773.6K 0.28% 9,333 SH
35 Lilly Eli & Co LLY 532457108 $750.9K 0.27% 649 SH
36 Abbott Laboratories ABT 002824100 $747.2K 0.27% 7,560 SH
37 Home Depot Inc HD 437076102 $732.0K 0.26% 2,573 SH
38 Union Pacific Corp UNP 907818108 $681.1K 0.24% 2,503 SH
39 Deere & Co DE 244199105 $599.0K 0.21% 892 SH
40 Applied Materials Inc AMAT 038222105 $593.2K 0.21% 1,160 SH
41 ExxonMobil Holdings Corporation XOM 30233Q108 $590.8K 0.21% 3,630 SH
42 Lam Research Corp LRCX 512807306 $576.2K 0.21% 1,754 SH
43 Walmart Inc WMT 931142103 $561.2K 0.20% 5,400 SH
44 Altria Group Inc MO 02209S103 $555.6K 0.20% 8,250 SH
45 Philip Morris International Inc PM 718172109 $549.4K 0.20% 2,879 SH
46 Eaton Corp PLC ADR ETN G29183103 $536.7K 0.19% 1,249 SH
47 Ciena Corp CIEN 171779309 $527.7K 0.19% 1,500 SH
48 Vanguard Real Estate Index Fund ETF VNQ 922908553 $493.9K 0.18% 5,510 SH
49 Berkshire Hathaway Inc Class B BRK.B 084670702 $481.0K 0.17% 966 SH
50 Vanguard Tax Exempt Bond ETF VTEB 922907746 $479.6K 0.17% 10,127 SH
Filing History
Period Filed AUM Holdings Accession
2026-09-30 2026-10-19 $279.7M 422 0001140361-26-040083
2026-06-30 2026-07-21 $281.3M 422 0001140361-26-029087
2026-03-31 2026-04-27 $260.6M 424 0001140361-26-017080
Filer Information
Address
51 WEST PEARL ST
COLDWATER, MI 49036
Phone
(517) 279-5500
Filing Manager
SOUTHERN MICHIGAN BANK & TRUST
COLDWATER, MI
Signatory
Melissa Natzke-Barlow
VP, Operations Supervisor