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 |
Interactive Brokers
IBKR
|
+$266M |
| 2 |
Martin Marietta Materials
MLM
|
+$178M |
| 3 |
Broadcom
AVGO
|
+$143M |
| 4 |
Reinsurance Group of America
RGA
|
+$127M |
| 5 |
FISV
Fiserv Inc
FISV
|
+$122M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$581M |
| 2 |
Apple
AAPL
|
+$544M |
| 3 |
Microsoft
MSFT
|
+$344M |
| 4 |
Eli Lilly
LLY
|
+$275M |
| 5 |
Meta Platforms (Facebook)
META
|
+$258M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 24.77% |
| 2 | Financials | 15.07% |
| 3 | Consumer Discretionary | 11.87% |
| 4 | Healthcare | 10.87% |
| 5 | Industrials | 9.69% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
176
Tractor Supply
TSCO
$19B
| $180M | 0.11% |
3,270,245
+555,244
| +20% | +$30.4M |
|
177
Zoetis
ZTS
$30.4B
| $179M | 0.11% |
1,085,742
+53,001
| +5% | +$8.81M |
|
178
Bank of America
BAC
$453B
| $177M | 0.11% |
4,235,493
+173,220
| +4% | +$7.72M |
|
|
179
Martin Marietta Materials
MLM
$32.7B
| $177M | 0.11% |
369,382
+350,729
| +1,880% | +$178M |
|
180
iShares Russell 1000 Value ETF
IWD
$84B
| $176M | 0.11% |
935,164
+358,906
| +62% | +$68.4M |
|
181
Burlington
BURL
$22.3B
| $176M | 0.11% |
736,686
+28,566
| +4% | +$7.4M |
|
182
Comcast
CMCSA
$90.4B
| $175M | 0.11% |
4,739,416
+608,202
| +15% | +$21.9M |
|
183
Welltower
WELL
$166B
| $172M | 0.11% |
1,123,762
-46,227
| -4% | -$6.59M |
|
|
AL
184
DELISTED
Air Lease Corp
AL
| $172M | 0.11% |
3,563,297
+336,376
| +10% | +$15.8M |
|
185
NorthWestern Energy
NWE
$4.34B
| $171M | 0.11% |
2,959,744
-328,484
| -10% | -$17.9M |
|
186
Reliance Steel & Aluminium
RS
$21.8B
| $170M | 0.1% |
588,878
+161,892
| +38% | +$46.3M |
|
187
HubSpot
HUBS
$10.5B
| $170M | 0.1% |
297,166
+18,989
| +7% | +$13.3M |
|
188
GATX Corp
GATX
$6.34B
| $170M | 0.1% |
1,093,037
-6,410
| -0.6% | -$1.02M |
|
189
Stride
LRN
$3.27B
| $168M | 0.1% |
1,325,765
+240,427
| +22% | +$30.4M |
|
190
Abbott
ABT
$192B
| $167M | 0.1% |
1,258,863
+606,207
| +93% | +$77.2M |
|
191
Evertec
EVTC
$1.82B
| $166M | 0.1% |
4,512,227
-47,666
| -1% | -$1.65M |
|
192
SouthState Bank Corp
SSB
$10.7B
| $164M | 0.1% |
1,769,537
+222,818
| +14% | +$21.9M |
|
193
Guidewire Software
GWRE
$14.4B
| $163M | 0.1% |
869,698
-170,062
| -16% | -$33.1M |
|
194
iShares Core S&P 500 ETF
IVV
$904B
| $163M | 0.1% |
289,347
+20,603
| +8% | +$12.2M |
|
195
Canadian Pacific Kansas City
CP
$81.5B
| $161M | 0.1% |
2,299,216
+217,618
| +10% | +$16.6M |
|
196
ConocoPhillips
COP
$153B
| $160M | 0.1% |
1,524,079
+154,304
| +11% | +$15.4M |
|
197
Deere & Co
DE
$167B
| $159M | 0.1% |
339,700
+55,079
| +19% | +$25.8M |
|
198
Alaska Air
ALK
$5.29B
| $159M | 0.1% |
3,224,165
+47,184
| +1% | +$3.1M |
|
199
Crescent Energy
CRGY
$3.98B
| $157M | 0.1% |
13,967,599
+1,266,674
| +10% | +$17.5M |
|
200
Adobe
ADBE
$103B
| $156M | 0.1% |
407,932
-41,957
| -9% | -$18M |
|
Similar funds
American Century Companies's Q1 2025 Portfolio in Review
As of Q1 2025, American Century Companies held 2,990 positions worth $163B, down 6.4% from $174B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
American Century Companies's Q1 2025 filing shows 115 new, 1,752 increased, 899 reduced and 109 closed positions. Its largest new stake was iShares Russell Mid-Cap Value ETF: 619,916 shares worth $78.1M. The largest sale was NVIDIA, an estimated $581M.
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 2025 buy was iShares Russell Mid-Cap Value ETF: 619,916 shares worth $78.1M.
- American Century Companies added most to Interactive Brokers in Q1 2025, an estimated $266M increase.
- American Century Companies's biggest Q1 2025 reduction was NVIDIA, cutting an estimated $581M.
- American Century Companies fully exited Arch Resources, Inc. in Q1 2025, selling an estimated $83.2M.
- American Century Companies's ten largest holdings make up 25% of its $163B portfolio in Q1 2025.
- American Century Companies opened 115 new positions and closed 109 in Q1 2025.
- American Century Companies's portfolio value fell 6.4% quarter-over-quarter to $163B.
Based on American Century Companies's 13F filing for Q1 2025, filed 13 May 2025.