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 |
Netflix
NFLX
|
+$294M |
| 2 |
Booking.com
BKNG
|
+$259M |
| 3 |
TSMC
TSM
|
+$196M |
| 4 |
ServiceNow
NOW
|
+$194M |
| 5 |
Kenvue
KVUE
|
+$192M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$561M |
| 2 |
Palantir
PLTR
|
+$322M |
| 3 |
Progressive
PGR
|
+$228M |
| 4 |
Alphabet (Google) Class A
GOOGL
|
+$219M |
| 5 |
Salesforce
CRM
|
+$201M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 26.45% |
| 2 | Financials | 14.55% |
| 3 | Consumer Discretionary | 12.7% |
| 4 | Industrials | 10.1% |
| 5 | Healthcare | 9.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
676
Exelixis
EXEL
$12.6B
| $49.2M | 0.03% |
1,116,436
+513,821
| +85% | +$20.5M |
|
677
Atlassian
TEAM
$41.7B
| $48.9M | 0.03% |
240,811
-1,983
| -0.8% | -$413K |
|
678
Helmerich & Payne
HP
$4.46B
| $48.9M | 0.03% |
3,224,611
+240,771
| +8% | +$4.41M |
|
|
FLOC
679
Flowco Holdings
FLOC
$1.03B
| $48.6M | 0.03% |
2,730,438
+758,258
| +38% | +$14.5M |
|
680
Lennox International
LII
$14.5B
| $48.5M | 0.03% |
84,649
+27,689
| +49% | +$15.5M |
|
681
Toyota
TM
$225B
| $48.4M | 0.03% |
280,896
+25,591
| +10% | +$4.63M |
|
682
Associated Banc-Corp
ASB
$6.1B
| $48.4M | 0.03% |
1,983,873
+141,946
| +8% | +$3.2M |
|
683
Sony
SONY
$142B
| $48.4M | 0.03% |
1,858,451
+242,748
| +15% | +$6.07M |
|
684
Applied Industrial Technologies
AIT
$13.3B
| $48.3M | 0.03% |
207,968
+63,913
| +44% | +$14.5M |
|
685
Antero Midstream
AM
$10.6B
| $48.3M | 0.03% |
2,546,698
+361,272
| +17% | +$6.46M |
|
686
O'Reilly Automotive
ORLY
$74.1B
| $48.2M | 0.03% |
535,141
+447,406
| +510% | +$40.8M |
|
687
Saic
SAIC
$5.35B
| $48.1M | 0.03% |
427,165
+64,977
| +18% | +$7.4M |
|
688
Hamilton Insurance Group
HG
$2.35B
| $47.9M | 0.03% |
2,214,591
+301,334
| +16% | +$6.07M |
|
689
Expro Ltd
XPRO
$2.13B
| $47.9M | 0.03% |
5,573,790
+507,805
| +10% | +$4.31M |
|
690
Interface
TILE
$2.21B
| $47.9M | 0.03% |
2,286,286
+71,961
| +3% | +$1.43M |
|
691
AllianceBernstein
AB
$3.41B
| $47.8M | 0.03% |
1,171,246
-563,521
| -32% | -$22.1M |
|
692
Louisiana-Pacific
LPX
$5.15B
| $47.8M | 0.03% |
555,489
+29,803
| +6% | +$2.65M |
|
693
Lantheus
LNTH
$6.59B
| $47.6M | 0.03% |
582,064
-198,413
| -25% | -$17.4M |
|
694
Polaris
PII
$3.92B
| $47.5M | 0.03% |
1,168,100
+100,624
| +9% | +$3.79M |
|
695
Harmony Biosciences
HRMY
$2.22B
| $47.4M | 0.03% |
1,501,420
+212,633
| +16% | +$6.84M |
|
696
Essent Group
ESNT
$6.23B
| $47.4M | 0.03% |
780,558
-21,890
| -3% | -$1.26M |
|
697
Colliers International
CIGI
$5.36B
| $47.2M | 0.03% |
361,865
+148,783
| +70% | +$18.1M |
|
698
BridgeBio Pharma
BBIO
$15.7B
| $47.1M | 0.03% |
1,090,134
+62,646
| +6% | +$2.28M |
|
699
Viking Holdings
VIK
$45.5B
| $47M | 0.03% |
881,213
+6,166
| +0.7% | +$272K |
|
700
Primoris Services
PRIM
$4.49B
| $46.9M | 0.03% |
601,482
+418,805
| +229% | +$28.4M |
|
Similar funds
American Century Companies's Q2 2025 Portfolio in Review
As of Q2 2025, American Century Companies held 2,995 positions worth $184B, up 13% from $163B the previous quarter. Its ten largest holdings account for 26% of the portfolio.
American Century Companies's Q2 2025 filing shows 109 new, 1,777 increased, 829 reduced and 148 closed positions. Its largest new stake was Ferrari: 223,184 shares worth $110M. The largest sale was Apple, an estimated $561M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q2 2025 buy was Ferrari: 223,184 shares worth $110M.
- American Century Companies added most to Netflix in Q2 2025, an estimated $294M increase.
- American Century Companies's biggest Q2 2025 reduction was Apple, cutting an estimated $561M.
- American Century Companies fully exited Beacon Roofing Supply, Inc. in Q2 2025, selling an estimated $123M.
- American Century Companies's ten largest holdings make up 26% of its $184B portfolio in Q2 2025.
- American Century Companies opened 109 new positions and closed 148 in Q2 2025.
- American Century Companies's portfolio value rose 13% quarter-over-quarter to $184B.
Based on American Century Companies's 13F filing for Q2 2025, filed 12 Aug 2025.