WESTFIELD CAPITAL MANAGEMENT CO LP

13F Filings History

Latest 13F report
Q3 2024 - Nov 12, 2024
Value $
$22.1B
Signature - Title
Brandi McMahon - Vice President, Deputy Chief Compliance Officer
Location
Boston, MA
Summary
This page shows a list of all the recent 13F filings made by WESTFIELD CAPITAL MANAGEMENT CO LP. Form 13F is required to be filed within 45 days of the end of a calendar quarter. WESTFIELD CAPITAL MANAGEMENT CO LP reported 247 stock holdings with total value $22.1B as of Q3 2024. Top holdings included NVDA, AAPL, MSFT, ASND, and AMZN.
Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Date Filed
Q3 2024 247 $22.1B +$3.77B -$3.13B +$639M NVDA, AAPL, MSFT, ASND, AMZN 13F-HR 11/12/2024, 05:12 PM
Q2 2024 248 $20.4B +$4.94B -$2.46B +$2.47B NVDA, MSFT, AAPL, ASND, AMZN 13F-HR 8/14/2024, 11:10 AM
Q1 2024 244 $19B +$2.39B -$2.43B -$34M MSFT, ASND, AAPL, NVDA, AMZN 13F-HR 5/10/2024, 04:01 PM
Q4 2023 239 $17.2B +$2.5B -$1.99B +$508M MSFT, ASND, AAPL, GOOGL, AMZN 13F-HR 2/9/2024, 04:01 PM
Q3 2023 234 $14.7B +$1.82B -$2.13B -$316M AAPL, GOOGL, MSFT, ASND, AMZN 13F-HR 11/13/2023, 04:01 PM
Q2 2023 227 $15.7B +$2.84B -$2.37B +$475M AAPL, MSFT, GOOGL, ICLR, TDG 13F-HR 8/11/2023, 04:54 PM
Q1 2023 222 $14.2B +$2.07B -$2.27B -$196M AAPL, MSFT, ASND, GOOGL, ICLR 13F-HR 5/12/2023, 05:22 PM
Q4 2022 226 $13B +$1.75B -$1.93B -$181M AAPL, ASND, MSFT, GOOGL, ICLR 13F-HR 2/13/2023, 04:19 PM
Q3 2022 230 $12.5B +$2B -$1.37B +$626M AAPL, MSFT, GOOGL, ASND, ICLR 13F-HR 11/14/2022, 09:05 AM
Q2 2022 235 $12.7B +$2.11B -$1.35B +$757M AAPL, GOOGL, MSFT, ICLR, ASND 13F-HR 8/12/2022, 05:16 PM
Q1 2022 235 $15.6B +$2.39B -$2.18B +$210M AAPL, GOOGL, MSFT, AMZN, ICLR 13F-HR 5/16/2022, 11:30 AM
Q4 2021 244 $16.8B +$2.17B -$2.91B -$747M AAPL, MSFT, GOOGL, AMZN, ICLR 13F-HR 2/10/2022, 04:00 PM
Q3 2021 235 $16.6B +$1.82B -$2.02B -$196M AAPL, GOOGL, MSFT, AMZN, ICLR 13F-HR 11/12/2021, 10:02 AM
Q2 2021 241 $16.7B +$2.27B -$2.9B -$624M AAPL, AMZN, GOOGL, MSFT, META 13F-HR 8/10/2021, 05:26 PM
Q1 2021 243 $16.1B +$2.77B -$3.98B -$1.21B AAPL, AMZN, GOOGL, MSFT, META 13F-HR 5/14/2021, 10:42 AM
Q4 2020 247 $16.9B +$2.15B -$2.99B -$839M AAPL, AMZN, MSFT, GOOGL, ZEN 13F-HR 2/12/2021, 07:35 AM
Q3 2020 235 $15.4B +$2.5B -$2.54B -$36.9M AAPL, AMZN, MSFT, GOOGL, META 13F-HR 11/13/2020, 11:54 AM
Q2 2020 230 $14.5B +$2B -$2B +$2.94M AMZN, AAPL, MSFT, GOOGL, NOW 13F-HR 8/13/2020, 09:29 AM
Q1 2020 216 $11.4B +$2.18B -$2.82B -$644M AAPL, MSFT, AMZN, GOOGL, NOW 13F-HR 5/14/2020, 10:01 AM
Q4 2019 231 $14B +$2.25B -$2.19B +$63.3M AAPL, GOOGL, AMZN, MSFT, META 13F-HR 2/13/2020, 01:20 PM
Q3 2019 234 $12.5B +$2.19B -$2.98B -$792M MDCO, MSFT, AAPL, AMZN, GOOGL 13F-HR 11/8/2019, 11:45 AM
Q2 2019 243 $13.3B +$1.71B -$2.26B -$552M AMZN, AAPL, MSFT, V, NOW 13F-HR 8/13/2019, 09:25 AM
Q1 2019 246 $13.1B +$1.45B -$2.08B -$626M AAPL, AMZN, MSFT, V, BA 13F-HR 5/14/2019, 11:52 AM
Q4 2018 240 $11.7B +$2.17B -$2.43B -$261M AAPL, AMZN, MSFT, UNH, V 13F-HR 2/8/2019, 05:02 PM
Q3 2018 249 $14.2B +$2.06B -$2.17B -$112M AAPL, AMZN, MSFT, V, GOOG 13F-HR 11/14/2018, 11:28 AM
Q2 2018 243 $13.4B +$2.03B -$2.25B -$211M AMZN, AAPL, META, V, MSFT 13F-HR 8/13/2018, 10:43 AM
Q1 2018 248 $13B +$1.78B -$2.3B -$525M AMZN, AAPL, META, V, MSFT 13F-HR 5/14/2018, 12:44 PM
Q4 2017 244 $13.1B +$1.62B -$2.39B -$773M AAPL, AMZN, META, MSFT, MAR 13F-HR 2/13/2018, 08:49 AM
Q3 2017 251 $13B +$2.31B -$1.58B +$729M AAPL, META, AMZN, MSFT, JAZZ 13F-HR 11/13/2017, 08:22 AM
Q2 2017 249 $11.7B +$1.81B -$2.37B -$558M AAPL, META, JAZZ, AMZN, MSFT 13F-HR 8/11/2017, 07:52 AM
Q1 2017 258 $11.6B +$1.88B -$2.59B -$704M AAPL, META, JAZZ, MSFT, AMZN 13F-HR 5/12/2017, 08:06 AM
Q4 2016 253 $11.4B +$1.82B -$2.91B -$1.09B AAPL, MSFT, META, CELG, V 13F-HR 2/10/2017, 02:22 PM
Q3 2016 249 $12.4B +$1.93B -$2.35B -$411M AAPL, MSFT, META, JAZZ, V 13F-HR 11/10/2016, 03:27 PM
Q2 2016 257 $12.1B +$1.83B -$2.93B -$1.1B AAPL, JAZZ, MSFT, CHTR, STE 13F-HR 8/12/2016, 09:37 AM
Q1 2016 252 $13.1B +$2.69B -$3.99B -$1.3B AAPL, JAZZ, UAL, META, STE 13F-HR 5/13/2016, 08:46 AM
Q4 2015 272 $14.9B +$3.22B -$3.38B -$160M AAPL, JAZZ, CELG, TEVA, META 13F-HR 2/11/2016, 01:21 PM
Q3 2015 262 $14.1B +$2.43B -$3.24B -$806M AAPL, TEVA, JAZZ, CELG, META 13F-HR 11/12/2015, 02:22 PM
Q2 2015 283 $16.4B +$2.81B -$3.64B -$829M AAPL, JAZZ, TEVA, ABBV, CELG 13F-HR 8/13/2015, 07:32 AM
Q1 2015 302 $17.4B +$3B -$3.26B -$266M AAPL, JAZZ, CELG, TEVA, B108PS 13F-HR 5/12/2015, 09:50 PM
Q4 2014 313 $17B +$2.37B -$2.58B -$212M AAPL, CELG, JAZZ, CBST, B108PS 13F-HR 2/12/2015, 07:12 PM
Q3 2014 300 $16.4B +$2.08B -$2.34B -$257M AAPL, CELG, JAZZ, B108PS, TEVA 13F-HR 11/12/2014, 02:42 PM
Q2 2014 313 $16.8B +$2.93B -$2.58B +$348M AAPL, CELG, B108PS, JAZZ, TEVA 13F-HR 8/12/2014, 05:34 PM
Q1 2014 324 $16.7B +$2.27B -$2.84B -$578M AAPL, GOOGL, B108PS, CELG, TEVA 13F-HR 5/12/2014, 04:57 PM
Q4 2013 324 $17B $0 $0 GOOGL, CELG, AAPL, B108PS, V 13F-HR 2/7/2014, 09:00 AM