AMERICAN CENTURY COMPANIES INC
Q4 2023 Form 13-F

KANSAS CITY, MISSOURI
CIK 0000748054 · CRD 105778 · SEC-registered investment adviser
Consolidated report · includes 2 managers since Q2 2013
$145.5B Reported Value Total

AMERICAN CENTURY INVESTMENT MANAGEMENT INC reports 647 total accounts under management (AUM). There are 646 discretionary accounts valued at $228,798,943,823, and 1 non-discretionary accounts valued at $755,774,440.

Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
SEC Registered Discretionary Manager
Firm Brochure (Part 2A) Client Relationship Summary (Form CRS)
Private funds (Form ADV)
10 funds · $2.2B gross asset value
Other: $2.0B · Venture Capital Fund: $150.8M · Private Equity Fund: $26.7M
Source: Form ADV filed 2026-10-27
Reported value
$145.5B
Quarter over quarter
+11.9%
Holdings
2,798
Top-10 concentration
22.7%

Filing Structure

Reports holdings for

Holdings reported by

Key People

Form ADV owners & control persons
Patrick Thomas Bannigan
CHIEF FINANCIAL OFFICER, CHIEF ACCOUNTING OFFICER, VICE PRESIDENT, DIRECTOR AND TREASURER
Cleo Chengpei Chang
SENIOR VICE PRESIDENT AND DIRECTOR
John Dongjin Pak
SENIOR VICE PRESIDENT AND GENERAL COUNSEL
Q3 2023
Q1 2024
Go to latest

Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.

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Q4 2023 13F filing summary

Period of report December 31, 2023
Filed February 13, 2024
Form 13F-HR
Reported value $145.5B
Positions 2,798
Change in reported value +12.2%
New positions 166
Exited positions 131
Position turnover 10.1%
Top-10 concentration 22.7%

13F filings by quarter

Quarter Positions Value
Q2 2026 13F
Filed Aug 12, 2026
 2,879 $226.3B
Q1 2026 13F
Filed May 15, 2026
 2,823 $194.3B
Q4 2025 13F
Filed Feb 13, 2026
 2,805 $199.0B
Q3 2025 13F
Filed Nov 12, 2025
 2,773 $196.5B
Q2 2025 13F
Filed Aug 12, 2025
 2,770 $184.1B
Q1 2025 13F
Filed May 13, 2025
 2,809 $163.0B
Q4 2024 13F
Filed Feb 11, 2025
 2,803 $174.1B
Q3 2024 13F
Filed Nov 12, 2024
 2,795 $172.1B
Q2 2024 13F
Filed Aug 7, 2024
 2,803 $163.4B
Q1 2024 13F
Filed May 14, 2024
 2,845 $159.1B
Q4 2023 13F
Filed Feb 13, 2024
 2,798 $145.5B
Q3 2023 13F
Filed Nov 13, 2023
 2,740 $129.6B
Q2 2023 13F
Filed Aug 14, 2023
 2,693 $132.6B
Q1 2023 13F
Filed May 11, 2023
 2,573 $126.9B
Q4 2022 13F
Filed Feb 13, 2023
 2,483 $122.4B
Q3 2022 13F
Filed Nov 14, 2022
 2,335 $113.6B
Q2 2022 13F
Filed Aug 12, 2022
 2,209 $122.3B
Q1 2022 13F
Filed May 11, 2022
 2,198 $146.3B
Q4 2021 13F
Filed Feb 7, 2022
 2,231 $157.7B
Q3 2021 13F
Filed Nov 10, 2021
 2,218 $146.1B

33 earlier quarters on file — choose one from the quarter menu above.

Top 20 holdings · Q4 2023

# Holding Reported value % of portfolio
1 AAPL APPLE INC $6.6B 4.53%
2 MSFT MICROSOFT CORP $6.4B 4.41%
3 AMZN AMAZON COM INC $4.0B 2.78%
4 NVDA NVIDIA CORPORATION $3.7B 2.55%
5 GOOGL ALPHABET INC $3.4B 2.36%
6 V VISA INC $1.9B 1.33%
7 MA MASTERCARD INCORPORATED $1.8B 1.26%
8 UNH UNITEDHEALTH GROUP INC $1.7B 1.17%
9 TSLA TESLA INC $1.7B 1.16%
10 GOOG ALPHABET INC $1.7B 1.16%
11 META META PLATFORMS INC $1.5B 1.01%
12 LLY ELI LILLY & CO $1.2B 0.79%
13 CRM SALESFORCE INC $1.1B 0.79%
14 JNJ JOHNSON & JOHNSON $1.1B 0.77%
15 CMG CHIPOTLE MEXICAN GRILL INC $942.9M 0.65%
16 MDT MEDTRONIC PLC $923.5M 0.63%
17 COST COSTCO WHSL CORP NEW $876.1M 0.6%
18 LULU LULULEMON ATHLETICA INC $840.1M 0.58%
19 REGN REGENERON PHARMACEUTICALS $818.0M 0.56%
20 AMAT APPLIED MATLS INC $788.3M 0.54%

Values as reported on the Q4 2023 Form 13F. Every position is in the holdings table below.

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