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Institutional Investment Manager
BLAIR WILLIAM & CO/IL
BLAIR WILLIAM & CO/IL (CIK: 0000902367) incorporated in Delaware, located at 150 North Riverside Plaza, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q3)
Portfolio Summary: 1,296 holdings with a total value of $11,313,465,000.
#
Name
Shares
Value ($)
%
Options
Notes
1201 SUNCOR ENERGY INC NEW 1,108,195 30,786,000 0.27%
1202 IRON MTN INC NEW 832,764 31,254,000 0.28%
1203 PAYCHEX INC 546,028 31,599,000 0.28%
1204 STRYKER CORP 275,287 32,046,000 0.28%
1205 MEDNAX INC 484,534 32,100,000 0.28%
1206 WAGEWORKS INC COM 533,218 32,478,000 0.29%
1207 MEDTRONIC PLC 386,289 33,375,000 0.30%
1208 NIKE INC 672,410 35,402,000 0.31%
1209 CARMAX INC 672,831 35,896,000 0.32%
1210 SEATTLE GENETICS INC 669,458 36,157,000 0.32%
1211 SIGNATURE BANK 305,823 36,225,000 0.32%
1212 ABBOTT LABS 872,166 36,884,000 0.33%
1213 PEPSICO INC 341,172 37,109,000 0.33%
1214 ALLIANCE DATA SYSTEMS CORP 176,278 37,817,000 0.33%
1215 WEX INC 354,175 38,283,000 0.34%
1216 ISHARES TR 847,406 38,498,000 0.34%
1217 AUTOMATIC DATA PROCESSING IN 455,049 40,135,000 0.35%
1218 ACUITY BRANDS INC 158,323 41,892,000 0.37%
1219 MOBILEYE N V AMSTELVEEN 1,012,792 43,115,000 0.38%
1220 MCCORMICK & CO INC 437,119 43,677,000 0.39%
1221 SCHWAB CHARLES CORP 1,388,761 43,843,000 0.39%
1222 BRIGHT HORIZONS FAM SOL IN DEL COM 655,751 43,863,000 0.39%
1223 FISERV INC 444,081 44,173,000 0.39%
1224 BERKSHIRE HATHAWAY INC DEL 316,813 45,770,000 0.40%
1225 AMERICAN TOWER CORP NEW 411,559 46,642,000 0.41%
1226 FORTIVE CORP 931,235 47,400,000 0.42%
1227 ABBVIE INC 752,836 47,481,000 0.42%
1228 ABIOMED INC 386,609 49,710,000 0.44%
1229 VEEVA SYS INC 1,212,123 50,036,000 0.44%
1230 EXXON MOBIL CORP 578,209 50,466,000 0.45%
1231 PRA GROUP INC 1,491,744 51,525,000 0.46%
1232 ALLERGAN PLC 224,422 51,687,000 0.46%
1233 STERICYCLE INC 653,245 52,351,000 0.46%
1234 CHECK POINT SOFTWARE TECH LT 676,352 52,492,000 0.46%
1235 DENTSPLY SIRONA INC 884,741 52,580,000 0.46%
1236 NORTHERN TRUST 782,020 53,170,000 0.47%
1237 INOGEN INC COM 912,789 54,676,000 0.48%
1238 PRICELINE GRP INC 37,365 54,982,000 0.49%
1239 LOWES COS INC 767,776 55,441,000 0.49%
1240 PAYPAL HLDGS INC 1,407,765 57,676,000 0.51%
1241 PROCTER AND GAMBLE CO 645,834 57,964,000 0.51%
1242 JPMORGAN CHASE & CO 871,341 58,023,000 0.51%
1243 UNITED PARCEL SERVICE INC 539,430 58,992,000 0.52%
1244 VANGUARD INDEX FDS 526,927 59,169,000 0.52%
1245 TRACTOR SUPPLY CO 891,710 60,057,000 0.53%
1246 ACCENTURE PLC IRELAND 496,832 60,698,000 0.54%
1247 PALO ALTO NETWORKS INC 382,088 60,878,000 0.54%
1248 DISNEY WALT CO 683,716 63,490,000 0.56%
1249 AMPHENOL CORP NEW 980,771 63,672,000 0.56%
1250 UNION PAC CORP 655,717 63,952,000 0.57%
Page 25 of 26

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001144204-16-133784, filed 2016.11.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.