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 |
Ciena
CIEN
|
+$671M |
| 2 |
Advanced Micro Devices
AMD
|
+$638M |
| 3 |
Eli Lilly
LLY
|
+$520M |
| 4 |
Corning
GLW
|
+$389M |
| 5 |
Cadence Design Systems
CDNS
|
+$371M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$1.74B |
| 2 |
Analog Devices
ADI
|
+$697M |
| 3 |
Broadcom
AVGO
|
+$679M |
| 4 |
Microsoft
MSFT
|
+$663M |
| 5 |
Costco
COST
|
+$357M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.76% |
| 2 | Financials | 14.09% |
| 3 | Industrials | 11.46% |
| 4 | Consumer Discretionary | 11.12% |
| 5 | Healthcare | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2426
B&G Foods
BGS
$292M
| $887K | ﹤0.01% |
222,795
-937
| -0.4% | -$4.34K |
|
|
KEEL
2427
Keel Infrastructure Corp
KEEL
$2.21B
| $886K | ﹤0.01% |
154,831
+69,110
| +81% | +$297K |
|
2428
Vital Farms
VITL
$493M
| $886K | ﹤0.01% |
76,219
-15,664
| -17% | -$175K |
|
2429
Lennar Class B
LEN.B
$20.3B
| $885K | ﹤0.01% |
9,979
-15,770
| -61% | -$1.38M |
|
2430
Middlesex Water
MSEX
$1.1B
| $883K | ﹤0.01% |
+15,716
| New | +$827K |
|
2431
Cadre Holdings
CDRE
$1.44B
| $879K | ﹤0.01% |
30,846
+6,934
| +29% | +$209K |
|
2432
Fresenius Medical Care
FMS
$12.6B
| $876K | ﹤0.01% |
38,751
+138
| +0.4% | +$3.1K |
|
|
LINE
2433
Lineage Inc
LINE
$9.55B
| $871K | ﹤0.01% |
20,149
+1,263
| +7% | +$49.7K |
|
2434
Solventum
SOLV
$14.4B
| $869K | ﹤0.01% |
11,270
+606
| +6% | +$44.2K |
|
2435
El Pollo Loco
LOCO
$462M
| $869K | ﹤0.01% |
51,224
+2,876
| +6% | +$41.2K |
|
2436
QuinStreet
QNST
$1.18B
| $867K | ﹤0.01% |
59,174
-5,457
| -8% | -$68.5K |
|
2437
Cerence
CRNC
$382M
| $866K | ﹤0.01% |
76,530
+12,400
| +19% | +$121K |
|
2438
Carrier Global
CARR
$52.2B
| $865K | ﹤0.01% |
11,797
-21,303
| -64% | -$1.39M |
|
2439
Solid Power
SLDP
$541M
| $862K | ﹤0.01% |
332,640
+53,684
| +19% | +$166K |
|
2440
AbCellera Biologics
ABCL
$3.08B
| $856K | ﹤0.01% |
109,011
| – | – |
|
|
Q
2441
Qnity Electronics Inc
Q
$29.8B
| $855K | ﹤0.01% |
5,234
-11,170
| -68% | -$1.65M |
|
|
APC
2442
ARKO Petroleum
APC
$890M
| $854K | ﹤0.01% |
+45,290
| New | +$869K |
|
2443
Concentrix
CNXC
$1.5B
| $854K | ﹤0.01% |
38,097
+8,445
| +28% | +$220K |
|
|
SFD
2444
Smithfield Foods
SFD
$9.1B
| $851K | ﹤0.01% |
35,091
+24,788
| +241% | +$662K |
|
2445
Zillow
Z
$7.44B
| $849K | ﹤0.01% |
26,943
+10,094
| +60% | +$388K |
|
2446
Cimpress
CMPR
$2.32B
| $846K | ﹤0.01% |
8,322
+115
| +1% | +$10.2K |
|
2447
OraSure Technologies
OSUR
$257M
| $846K | ﹤0.01% |
189,723
-10,201
| -5% | -$36.1K |
|
|
SMA
2448
SmartStop Self Storage REIT
SMA
$1.88B
| $844K | ﹤0.01% |
25,967
+887
| +4% | +$28.1K |
|
2449
Rapid7
RPD
$845M
| $840K | ﹤0.01% |
103,673
+22,441
| +28% | +$149K |
|
2450
STAAR Surgical
STAA
$1.28B
| $838K | ﹤0.01% |
29,210
-232
| -0.8% | -$6.45K |
|
Similar funds
American Century Companies's Q2 2026 Portfolio in Review
As of Q2 2026, American Century Companies held 3,021 positions worth $226B, up 16% from $194B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
American Century Companies's Q2 2026 filing shows 193 new, 1,743 increased, 891 reduced and 137 closed positions. Its largest new stake was OceanaGold Corp: 6,764,717 shares worth $170M. The largest sale was Apple, an estimated $1.74B.
By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 25% a quarter earlier, followed by Financials and Industrials.
- American Century Companies's largest Q2 2026 buy was OceanaGold Corp: 6,764,717 shares worth $170M.
- American Century Companies added most to Ciena in Q2 2026, an estimated $671M increase.
- American Century Companies's biggest Q2 2026 reduction was Apple, cutting an estimated $1.74B.
- American Century Companies fully exited Air Lease Corp in Q2 2026, selling an estimated $182M.
- American Century Companies's ten largest holdings make up 22% of its $226B portfolio in Q2 2026.
- American Century Companies opened 193 new positions and closed 137 in Q2 2026.
- American Century Companies's portfolio value rose 16% quarter-over-quarter to $226B.
Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.