American Century Companies Portfolio holdings
American Century Companies, Inc., founded in 1958 by James E. Stowers Jr. as Twentieth Century Mutual Funds and headquartered in Kansas City, Missouri, is a privately held investment management firm renowned for its focus on delivering investment results to clients while supporting medical research. Starting with just $100,000 from 24 shareholders, it rebranded to American Century Investments in 1997 and now manages hundreds of billions in assets across mutual funds, ETFs, and institutional portfolios, emphasizing no-load funds and a client-centric approach. The firm’s unique ownership structure sees over 40% of its profits funneled to the Stowers Institute for Medical Research, which it majority-owns, funding groundbreaking biomedical research, while Nomura Holdings holds a significant minority stake. With a global presence in cities like New York, London, and Hong Kong, and a workforce of around 1,400, American Century blends financial expertise with a mission to improve lives through both wealth creation and scientific advancement.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$559M |
| 2 |
Mastercard
MA
|
+$301M |
| 3 |
Estee Lauder
EL
|
+$262M |
| 4 |
IQVIA
IQV
|
+$191M |
| 5 |
Arista Networks
ANET
|
+$152M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Advanced Micro Devices
AMD
|
+$624M |
| 2 |
Visa
V
|
+$533M |
| 3 |
Apple
AAPL
|
+$413M |
| 4 |
NVIDIA
NVDA
|
+$327M |
| 5 |
iShares Russell 1000 Growth ETF
IWF
|
+$256M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.32% |
| 2 | Financials | 13.83% |
| 3 | Consumer Discretionary | 12.65% |
| 4 | Healthcare | 10.02% |
| 5 | Industrials | 9.55% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2526
Mercury Systems
MRCY
$6.59B
| $423K | ﹤0.01% |
10,066
-21,457
| -68% | -$818K |
|
2527
Prothena Corp
PRTA
$466M
| $421K | ﹤0.01% |
30,399
+12,097
| +66% | +$191K |
|
2528
Advantage Solutions
ADV
$423M
| $417K | ﹤0.01% |
5,718
+37
| +0.7% | +$3.02K |
|
2529
American Century Select High Yield ETF
AHYB
$62.2M
| $416K | ﹤0.01% |
9,152
-4,996
| -35% | -$230K |
|
2530
Zillow
ZG
$8.15B
| $414K | ﹤0.01% |
5,844
-9,824
| -63% | -$677K |
|
2531
Aviat Networks
AVNW
$282M
| $414K | ﹤0.01% |
22,845
+2,440
| +12% | +$44.7K |
|
2532
Ribbon Communications
RBBN
$377M
| $413K | ﹤0.01% |
99,273
+1,729
| +2% | +$6.53K |
|
2533
Douglas Emmett
DEI
$1.99B
| $412K | ﹤0.01% |
22,199
| – | – |
|
2534
FormFactor
FORM
$10.3B
| $412K | ﹤0.01% |
9,356
-595,466
| -98% | -$25.6M |
|
|
SMC
2535
Summit Midstream
SMC
$480M
| $410K | ﹤0.01% |
+10,847
| New | +$390K |
|
2536
Allegro MicroSystems
ALGM
$8.23B
| $410K | ﹤0.01% |
18,742
-495
| -3% | -$10.5K |
|
|
ENFN
2537
DELISTED
Enfusion, Inc.
ENFN
| $409K | ﹤0.01% |
39,712
+121
| +0.3% | +$1.17K |
|
2538
FRP Holdings
FRPH
$425M
| $408K | ﹤0.01% |
13,328
+592
| +5% | +$18.1K |
|
2539
Sigma Lithium
SGML
$1.27B
| $408K | ﹤0.01% |
+36,342
| New | +$475K |
|
2540
Ardagh Metal Packaging
AMBP
$3.16B
| $406K | ﹤0.01% |
135,028
-117,697
| -47% | -$424K |
|
2541
PTC
PTC
$16.7B
| $404K | ﹤0.01% |
2,198
-8,285
| -79% | -$1.57M |
|
|
PSTX
2542
DELISTED
Poseida Therapeutics, Inc. Common Stock
PSTX
| $404K | ﹤0.01% |
42,073
+6,999
| +20% | +$36.5K |
|
2543
FVCBankcorp
FVCB
$339M
| $404K | ﹤0.01% |
32,110
-480
| -1% | -$6.36K |
|
2544
Donegal Group Class A
DGICA
$696M
| $402K | ﹤0.01% |
26,006
+3,775
| +17% | +$58.7K |
|
2545
CryoPort
CYRX
$766M
| $400K | ﹤0.01% |
51,443
+5,508
| +12% | +$41.1K |
|
2546
W&T Offshore
WTI
$546M
| $398K | ﹤0.01% |
239,605
+4,965
| +2% | +$9.92K |
|
2547
Rush Enterprises Class B
RUSHB
$9.37B
| $397K | ﹤0.01% |
7,300
-109
| -1% | -$5.66K |
|
|
LGTY
2548
DELISTED
Logility Supply Chain Solutions, Inc. Common Stock
LGTY
| $397K | ﹤0.01% |
35,805
+21,787
| +155% | +$237K |
|
2549
American Outdoor Brands
AOUT
$161M
| $396K | ﹤0.01% |
25,969
+6,286
| +32% | +$67.8K |
|
2550
Liberty Latin America Class A
LILA
$1.67B
| $395K | ﹤0.01% |
91,495
+6,387
| +8% | +$35K |
|
Similar funds
American Century Companies's Q4 2024 Portfolio in Review
As of Q4 2024, American Century Companies held 2,985 positions worth $174B, up 1.1% from $172B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
American Century Companies's Q4 2024 filing shows 111 new, 1,804 increased, 830 reduced and 103 closed positions. Its largest new stake was Invesco Senior Loan ETF: 5,148,559 shares worth $108M. The largest sale was Advanced Micro Devices, an estimated $624M.
By sector, the portfolio is most concentrated in Technology at 27% of assets, up from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q4 2024 buy was Invesco Senior Loan ETF: 5,148,559 shares worth $108M.
- American Century Companies added most to Broadcom in Q4 2024, an estimated $559M increase.
- American Century Companies's biggest Q4 2024 reduction was Advanced Micro Devices, cutting an estimated $624M.
- American Century Companies fully exited Vista Outdoor Inc. in Q4 2024, selling an estimated $64.3M.
- American Century Companies's ten largest holdings make up 28% of its $174B portfolio in Q4 2024.
- American Century Companies opened 111 new positions and closed 103 in Q4 2024.
- American Century Companies's portfolio value rose 1.1% quarter-over-quarter to $174B.
Based on American Century Companies's 13F filing for Q4 2024, filed 11 Feb 2025.