Jim Van Horn

Sigma Investment Management Company as of Dec. 31, 2012

Portfolio Holdings for Sigma Investment Management Company

Sigma Investment Management Company holds 25 positions in its portfolio as reported in the December 2012 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
iShares Russell 1000 Index (IWB) 23.2 $29M 370k 79.15
iShares Russell Midcap Value Index (IWS) 16.9 $21M 426k 50.24
iShares Lehman Aggregate Bond (AGG) 16.6 $21M 188k 111.08
iShares MSCI EAFE Index Fund (EFA) 9.3 $12M 206k 56.86
iShares S&P Natl AMTFr Mncpl Bd (MUB) 7.1 $9.0M 81k 110.64
Vanguard Emerging Markets ETF (VWO) 6.9 $8.7M 197k 44.53
Consumer Discretionary SPDR (XLY) 4.0 $5.0M 106k 47.44
iShares S&P 500 Index (IVV) 3.8 $4.7M 33k 143.14
iShares MSCI ACWI Index Fund (ACWI) 2.5 $3.2M 66k 48.08
Vanguard FTSE All-World ex-US ETF (VEU) 1.9 $2.4M 52k 45.75
iShares Russell 3000 Index (IWV) 1.6 $2.0M 24k 84.70
Vanguard Dividend Appreciation ETF (VIG) 1.3 $1.7M 28k 59.58
J.M. Smucker Company (SJM) 1.2 $1.6M 18k 86.21
Vanguard Total World Stock Idx (VT) 0.8 $1.1M 22k 49.43
SPDR Nuveen Barclays Capital Municpl Bnd 0.7 $846k 35k 24.23
iShares FTSE KLD 400 Social Idx (DSI) 0.4 $460k 8.9k 51.73
Vanguard Large-Cap ETF (VV) 0.3 $442k 6.8k 65.23
Spdr S&p 500 Etf (SPY) 0.2 $300k 2.1k 142.25
U.S. Bancorp (USB) 0.2 $273k 8.6k 31.90
Costco Wholesale Corporation (COST) 0.2 $256k 2.6k 98.58
SPDR Barclays Capital 1-3 Month T- 0.2 $250k 5.5k 45.77
Schwab U S Broad Market ETF (SCHB) 0.2 $256k 7.4k 34.45
International Business Machines (IBM) 0.2 $232k 1.2k 200.00
SPDR S&P MidCap 400 ETF (MDY) 0.2 $208k 1.1k 185.88
Key (KEY) 0.1 $107k 13k 8.46