Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Filing analysis

American Century Companies Inc

13F-HR · period Q1 2026 · filed May 15, 2026

View original SEC filing ↗ Manager record

$194.27BReported 13F value
2,830Positions
2Other managers included
+133New
1589Increased
1023Reduced
−107Exited
Largest new positions
SecurityValueWeight
SUNB Sunbelt Rentals Holdings Inc $126.74M 0.1%
EQPT EquipmentShare.com Inc. $59.28M 0.0%
AVUQ $51.13M 0.0%
HNGE Hinge Health, Inc. $50.10M 0.0%
LITE Lumentum Holdings Inc. $44.12M 0.0%
MDA MDA Space Ltd $33.20M 0.0%
HYAC $31.25M 0.0%
OMDA Omada Health $30.88M 0.0%
VSNT Versant Media Group, Inc.… $27.28M 0.0%
CRTO Criteo S.A. $24.84M 0.0%
Largest resizings
SecurityΔ sharesValue now
MSFT Microsoft Corporation ▲ Add +6.8% $5.98B
NVDA NVIDIA Corporation ▼ Trim -3.6% $10.65B
AMZN Amazon.com, Inc. ▼ Trim -8.8% $5.05B
GOOGL Alphabet Inc. ▼ Trim -7.4% $5.03B
AAPL Apple Inc. ▼ Trim -3.1% $6.40B
TSLA Tesla, Inc. ▼ Trim -1.4% $2.51B
META Meta Platforms, Inc. ▼ Trim -0.8% $2.86B
MA Mastercard Incorporated ▼ Trim -2.5% $2.68B
GOOG Alphabet Inc. ▼ Trim -4.4% $2.69B
ORCL Oracle Corporation ▼ Trim -24.2% $476.53M
Provenance: Metadata from the EDGAR form index; analysis from the parsed information table (latest accepted version of this quarter). Not editorial commentary — computed fields only.