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 | |
|---|---|---|---|---|---|---|
476
Genworth Financial
GNW
$3.71B
| $90M | 0.05% |
11,087,288
+697,850
| +7% | +$5.92M |
|
477
Goodyear
GT
$1.85B
| $90M | 0.05% |
13,577,583
+983,053
| +8% | +$8.29M |
|
478
Terreno Realty
TRNO
$7.49B
| $90M | 0.05% |
1,465,621
-130,166
| -8% | -$8.17M |
|
479
Arrow Electronics
ARW
$10.4B
| $89.8M | 0.05% |
626,088
+6,108
| +1% | +$837K |
|
480
GSK
GSK
$106B
| $89.2M | 0.05% |
1,616,008
+384,300
| +31% | +$20.8M |
|
481
Tecnoglass Holdings Inc.
TGLS
$1.96B
| $89.2M | 0.05% |
2,001,570
+479,416
| +31% | +$23.1M |
|
482
Axcelis
ACLS
$4.33B
| $88.6M | 0.05% |
951,914
-281,732
| -23% | -$24.9M |
|
483
OneMain Financial
OMF
$7.47B
| $88.3M | 0.05% |
1,651,501
+358,686
| +28% | +$21.3M |
|
484
Carnival Corporation Ltd
CCL
$39.7B
| $88M | 0.05% |
3,399,260
-45,789
| -1% | -$1.34M |
|
485
America Movil
AMX
$71.2B
| $87.8M | 0.05% |
3,444,629
+111,748
| +3% | +$2.55M |
|
486
Credicorp
BAP
$30.7B
| $87.5M | 0.05% |
257,889
+27,442
| +12% | +$9.2M |
|
487
Fortuna Silver Mines
FSM
$3.07B
| $87.1M | 0.04% |
8,763,550
+493,641
| +6% | +$5.35M |
|
488
Itaú Unibanco
ITUB
$87.5B
| $87M | 0.04% |
10,385,332
+3,111,709
| +43% | +$26M |
|
489
Adobe
ADBE
$105B
| $86.8M | 0.04% |
357,205
-95,980
| -21% | -$26.6M |
|
490
Petrobras
PBR
$116B
| $86.7M | 0.04% |
4,179,518
+756,185
| +22% | +$12.1M |
|
491
Bank of N.T. Butterfield & Son
NTB
$2.45B
| $86.5M | 0.04% |
1,648,858
+72,311
| +5% | +$3.71M |
|
492
Korn Ferry
KFY
$4.28B
| $86.3M | 0.04% |
1,370,949
+4,188
| +0.3% | +$270K |
|
493
Bio-Techne
TECH
$11.3B
| $86.2M | 0.04% |
1,650,060
-278,425
| -14% | -$16.7M |
|
494
Akamai
AKAM
$15.9B
| $86.1M | 0.04% |
749,994
+692,415
| +1,203% | +$69.4M |
|
495
Nordson
NDSN
$17.3B
| $86.1M | 0.04% |
323,622
-1,536
| -0.5% | -$423K |
|
496
M/I Homes
MHO
$3.84B
| $86.1M | 0.04% |
703,066
-203,817
| -22% | -$27.4M |
|
497
Eldorado Gold
EGO
$9.89B
| $86.1M | 0.04% |
2,506,206
-64,317
| -3% | -$2.62M |
|
498
Madrigal Pharmaceuticals
MDGL
$11.8B
| $85.8M | 0.04% |
163,933
-21,183
| -11% | -$10.1M |
|
499
Infosys
INFY
$50.7B
| $85.5M | 0.04% |
6,331,541
+1,211,539
| +24% | +$19M |
|
500
AT&T
T
$163B
| $85.3M | 0.04% |
2,942,404
-1,024,323
| -26% | -$27.4M |
|
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.