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 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2301
Apple Hospitality REIT
APLE
$3.69B
| $1.07M | ﹤0.01% |
93,352
+4,509
| +5% | +$54.5K |
|
2302
Urban Edge Properties
UE
$2.71B
| $1.07M | ﹤0.01% |
53,446
-964,161
| -95% | -$19.4M |
|
2303
LSI Industries
LYTS
$909M
| $1.07M | ﹤0.01% |
57,362
-1,869
| -3% | -$38.6K |
|
|
SEE
2304
DELISTED
Sealed Air
SEE
| $1.06M | ﹤0.01% |
25,320
-1,955
| -7% | -$81.8K |
|
2305
InvenTrust Properties
IVT
$2.53B
| $1.06M | ﹤0.01% |
34,760
+1,173
| +3% | +$35.3K |
|
2306
Root
ROOT
$814M
| $1.05M | ﹤0.01% |
23,766
+808
| +4% | +$47.1K |
|
2307
CleanSpark
CLSK
$3.01B
| $1.05M | ﹤0.01% |
+123,155
| New | +$1.32M |
|
2308
Silgan Holdings
SLGN
$4.31B
| $1.05M | ﹤0.01% |
+26,954
| New | +$1.18M |
|
|
GRSD
2309
Grandstand Limited Ordinary Shares
GRSD
$65.6M
| $1.04M | ﹤0.01% |
267,820
+6,027
| +2% | +$27K |
|
2310
Vanda Pharmaceuticals
VNDA
$297M
| $1.03M | ﹤0.01% |
149,259
-1,160
| -0.8% | -$8.95K |
|
2311
First Bancorp
FNLC
$394M
| $1.03M | ﹤0.01% |
36,697
-23
| -0.1% | -$639 |
|
|
BCAX
2312
Bicara Therapeutics
BCAX
$1.84B
| $1.03M | ﹤0.01% |
51,553
+27,060
| +110% | +$466K |
|
2313
Clearfield
CLFD
$382M
| $1.02M | ﹤0.01% |
38,549
-2,854
| -7% | -$87K |
|
2314
Four Corners Property Trust
FCPT
$2.7B
| $1.02M | ﹤0.01% |
43,075
+2,134
| +5% | +$52.8K |
|
2315
Pearson
PSO
$9.87B
| $1.02M | ﹤0.01% |
77,484
+373
| +0.5% | +$4.84K |
|
2316
Semtech
SMTC
$12.6B
| $1.01M | ﹤0.01% |
13,171
+247
| +2% | +$20.3K |
|
|
MCW
2317
DELISTED
Mister Car Wash
MCW
| $1.01M | ﹤0.01% |
145,039
-59,812
| -29% | -$384K |
|
2318
James River Group Holdings
JRVR
$211M
| $1.01M | ﹤0.01% |
160,458
-64,603
| -29% | -$425K |
|
2319
Orthofix Medical
OFIX
$420M
| $1.01M | ﹤0.01% |
87,822
-14,057
| -14% | -$186K |
|
2320
Microvast
MVST
$283M
| $1.01M | ﹤0.01% |
671,241
-405,750
| -38% | -$977K |
|
|
FOLD
2321
DELISTED
Amicus Therapeutics
FOLD
| $1M | ﹤0.01% |
69,479
+34,489
| +99% | +$494K |
|
|
FFWM
2322
DELISTED
First Foundation Inc
FFWM
| $998K | ﹤0.01% |
169,129
-1,447
| -0.8% | -$8.78K |
|
2323
Nice
NICE
$5.96B
| $998K | ﹤0.01% |
9,050
+18
| +0.2% | +$2.06K |
|
2324
Bank of Marin Bancorp
BMRC
$454M
| $988K | ﹤0.01% |
38,542
-466
| -1% | -$12.1K |
|
2325
Entrada Therapeutics
TRDA
$270M
| $984K | ﹤0.01% |
77,971
+2,689
| +4% | +$30.8K |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q1 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.