YHB Investment Advisors

YHB Investment Advisors as of March 31, 2001

Portfolio Holdings for YHB Investment Advisors

YHB Investment Advisors holds 137 positions in its portfolio as reported in the March 2001 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
General Electric Company 6.2 $7.3M 175k 41.86
Exxon Mobil Corporation (XOM) 4.2 $5.0M 62k 81.01
American Intl Group 2.6 $3.1M 38k 80.49
Citi 2.3 $2.8M 61k 44.99
American Bk Conn Waterbury 2.1 $2.5M 121k 21.00
Merck & Co 2.1 $2.5M 33k 75.90
Bristol Myers Squibb (BMY) 2.0 $2.4M 40k 59.41
International Business Machines (IBM) 2.0 $2.4M 25k 96.18
Sbc Communications 1.9 $2.2M 50k 44.63
Fleet Boston Financial Corp 1.9 $2.2M 59k 37.75
Electronic Data Systems Corp 1.9 $2.2M 39k 55.85
Johnson & Johnson (JNJ) 1.9 $2.2M 25k 87.48
First Data Corp 1.8 $2.1M 35k 59.72
Pfizer (PFE) 1.6 $1.9M 46k 40.95
Ims Health 1.6 $1.9M 76k 24.90
Emerson Electric (EMR) 1.4 $1.6M 26k 62.00
Yum! Brands (YUM) 1.4 $1.6M 43k 38.20
American Home Prod. 1.4 $1.6M 28k 58.76
Home Depot (HD) 1.3 $1.6M 37k 43.09
Procter & Gamble Company (PG) 1.3 $1.5M 25k 62.60
Pepsi (PEP) 1.2 $1.5M 34k 43.96
Eli Lilly & Co. (LLY) 1.2 $1.4M 18k 76.67
3M Company (MMM) 1.2 $1.4M 13k 103.87
Hewlett-Packard Company 1.2 $1.4M 44k 31.27
Tyco Intl 1.1 $1.3M 31k 43.23
Textron (TXT) 1.1 $1.3M 23k 56.82
Stanley Works 1.1 $1.3M 39k 32.94
At&t Corp 1.1 $1.3M 91k 14.00
Verizon Communications (VZ) 1.1 $1.2M 25k 49.29
Banknorth Group 1.0 $1.2M 61k 19.88
Guidant Corp 1.0 $1.2M 27k 44.99
Automatic Data Processing (ADP) 1.0 $1.2M 21k 54.39
JPMorgan Chase & Co. (JPM) 1.0 $1.1M 26k 44.90
Schlumberger (SLB) 0.9 $1.1M 19k 57.61
American Express Company (AXP) 0.9 $1.1M 26k 41.32
Boeing Company (BA) 0.9 $1.0M 19k 55.72
BP (BP) 0.9 $1.0M 21k 49.61
Waste Management (WM) 0.8 $978k 40k 24.70
Harley-Davidson (HOG) 0.8 $981k 26k 37.95
Burlington Resources 0.8 $984k 22k 44.73
Mbia (MBI) 0.8 $969k 12k 80.72
Halliburton Company (HAL) 0.8 $946k 26k 36.74
Williams Companies (WMB) 0.8 $945k 22k 42.86
Motorola 0.8 $940k 66k 14.26
Microsoft Corporation (MSFT) 0.8 $924k 17k 54.63
CVS Caremark Corporation (CVS) 0.8 $886k 15k 58.48
Noble Energy 0.7 $876k 21k 41.71
Mellon Financial Corp. 0.7 $879k 22k 40.51
United Technologies Corporation 0.7 $847k 12k 73.32
Electronics For Imaging 0.7 $844k 35k 24.50
Synopsys (SNPS) 0.7 $811k 17k 46.88
Progressive Corporation (PGR) 0.7 $796k 8.2k 97.07
UnitedHealth (UNH) 0.7 $782k 13k 59.24
Bellsouth Corp. 0.7 $764k 19k 40.91
McDonald's Corporation (MCD) 0.6 $760k 29k 26.53
Comcast Corporation 0.6 $753k 18k 41.95
Walt Disney Company (DIS) 0.6 $692k 24k 28.58
Texas Instruments Incorporated (TXN) 0.6 $682k 22k 31.00
Newfield Exploration 0.5 $639k 18k 34.92
Dell 0.5 $640k 25k 25.70
Kopin Corporation (KOPN) 0.5 $637k 111k 5.75
Abiomed 0.5 $630k 41k 15.55
Wal-Mart Stores (WMT) 0.5 $612k 12k 50.47
Medtronic 0.5 $598k 13k 45.73
At&t Corp 0.5 $581k 27k 21.30
Worldcom Inc Ga New wrldcom gp 0.5 $566k 30k 18.64
Pitney Bowes (PBI) 0.5 $553k 16k 34.78
First Union Corp. 0.5 $545k 17k 32.98
Viacom Inc cl b 0.5 $530k 12k 43.97
National Instruments 0.5 $537k 17k 32.55
Cendant Corp. 0.4 $523k 36k 14.58
Schering Plough Corp 0.4 $486k 13k 36.54
Equity Office Properties Tr 0.4 $471k 17k 28.02
MGIC Investment (MTG) 0.4 $458k 6.7k 68.36
Costco Wholesale Corporation (COST) 0.4 $458k 12k 39.15
Westport Res Corp 0.4 $464k 22k 21.00
Devon Energy Corporation (DVN) 0.4 $454k 7.8k 58.21
Dow Chemical Company 0.4 $442k 14k 31.55
Intel Corporation (INTC) 0.4 $437k 17k 26.34
Gannett 0.4 $436k 7.3k 59.73
Coca-Cola Company (KO) 0.4 $428k 9.5k 45.15
White Mountains Insurance Gp (WTM) 0.4 $427k 1.3k 328.46
iShares Dow Jones US Healthcare (IYH) 0.4 $429k 7.2k 59.38
Hartford Financial Services (HIG) 0.3 $413k 7.0k 58.94
Abbott Laboratories (ABT) 0.3 $411k 8.7k 47.20
Whirlpool Corporation (WHR) 0.3 $413k 8.3k 50.03
Texaco 0.3 $409k 6.2k 66.42
Sun Microsystems 0.3 $386k 25k 15.36
Qwest Communications International 0.3 $394k 11k 35.06
Kerr-mcgee Corporation 0.3 $383k 5.9k 64.92
Oxford Health Plans 0.3 $369k 14k 26.55
Chubb Corporation 0.3 $355k 4.9k 72.45
Capital One Financial (COF) 0.3 $355k 6.4k 55.47
Lucent Technologies 0.3 $360k 36k 9.97
Aol Time Warner 0.3 $356k 8.9k 40.14
Chevron Corporation (CVX) 0.3 $344k 3.9k 87.89
E.I. du Pont de Nemours & Company 0.3 $340k 8.3k 40.73
Allstate Corporation (ALL) 0.3 $339k 8.1k 41.91
Ntl 0.3 $343k 14k 25.14
McGraw-Hill Companies 0.3 $336k 5.6k 59.66
Providian Finl Corp 0.3 $334k 6.8k 49.12
Corning Incorporated (GLW) 0.3 $315k 15k 20.72
BJ's Wholesale Club 0.3 $325k 6.8k 47.79
Baker Hughes Incorporated 0.3 $323k 8.9k 36.29
Agilent Technologies Inc C ommon (A) 0.3 $318k 10k 30.72
Gillette Company 0.3 $316k 10k 31.22
Canadian Natl Ry (CNI) 0.3 $309k 8.2k 37.68
Cisco Systems (CSCO) 0.3 $303k 19k 15.75
iShares Dow Jones US Financial (IYF) 0.2 $295k 3.7k 78.98
Federal National Mortgage Association (FNMA) 0.2 $287k 3.6k 79.72
Applera Corp Com Shs Applied 0.2 $284k 10k 27.71
General Motors Corp 0.2 $271k 5.2k 51.85
ROGERS WIRELESS Communications cl b non-vtg 0.2 $272k 21k 13.08
Pharmacia Corp 0.2 $260k 5.2k 50.34
GlaxoSmithKline 0.2 $264k 5.0k 52.36
Staples 0.2 $265k 18k 14.84
Fidelity National Financial In 0.2 $257k 9.6k 26.77
Transocean Sedco Forex Inc ord 0.2 $265k 6.1k 43.36
Eastman Kodak Company 0.2 $245k 6.2k 39.84
Baxter International (BAX) 0.2 $252k 2.7k 94.17
Apache Corporation 0.2 $248k 4.3k 57.67
Kroger (KR) 0.2 $245k 9.5k 25.79
Omni (OMC) 0.2 $249k 3.0k 83.00
Compaq Computer 0.2 $251k 14k 18.20
Elan Corporation 0.2 $244k 4.7k 52.19
Anadarko Petroleum Corporation 0.2 $240k 3.8k 62.68
Kimberly-Clark Corporation (KMB) 0.2 $227k 3.3k 67.80
W.R. Berkley Corporation (WRB) 0.2 $223k 5.0k 45.05
iShares Dow Jones US Tele (IYZ) 0.2 $227k 6.2k 36.76
Hospitality Properties Trust 0.2 $216k 8.2k 26.34
Chittenden Corp 0.2 $207k 6.6k 31.22
Steris Corporation 0.2 $197k 14k 14.07
Hughes Electronics Corporation 0.2 $203k 10k 19.52
Charles Schwab Corporation (SCHW) 0.1 $178k 12k 15.46
Metromedia Fiber Network-a 0.1 $167k 30k 5.49
Neomagic Corp 0.1 $156k 46k 3.41
FIRST VIRTUAL Communications 0.0 $10k 12k 0.83