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American Century Investment Management, Inc.

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

59

Stocks Covered

36

Latest Filing

Feb 13, 2026

Filings

Plexus Corp.

SC 13G · Feb 13, 2026

5.8%

1.6M shares

N/A

Pathward Financial, Inc.

SC 13G · Feb 13, 2026

5.3%

1.2M shares

MSC Industrial Direct Co., Inc.

SC 13G · Feb 13, 2026

5.1%

2.8M shares

International Bancshares Corporation

SC 13G · Feb 13, 2026

5.2%

3.2M shares

Dana Incorporated

SC 13G · Feb 13, 2026

5.0%

5.9M shares

CECO Environmental Corp.

SC 13G · Feb 13, 2026

5.7%

2.0M shares

Bowhead Specialty Holdings Inc.

SC 13G · Feb 13, 2026

5.6%

1.8M shares

Blue Bird Corporation

SC 13G · Feb 13, 2026

5.6%

1.8M shares

Astronics Corporation

SC 13G · Feb 13, 2026

5.6%

1.8M shares

Arcbest Corporation

SC 13G · Feb 13, 2026

5.8%

1.3M shares

Wingstop Inc.

SC 13G/A · Feb 13, 2026

4.1%

1.1M shares

The Timken Company

SC 13G/A · Feb 13, 2026

4.3%

3.0M shares

Repay Holdings Corporation

SC 13G/A · Feb 13, 2026

4.6%

4.0M shares

National Vision Holdings, Inc.

SC 13G/A · Feb 13, 2026

4.5%

3.6M shares

Kosmos Energy Ltd.

SC 13G/A · Feb 13, 2026

2.4%

11.3M shares

Kennametal Inc.

SC 13G/A · Feb 13, 2026

4.1%

3.2M shares

Gold.com, Inc. f/k/a A-Mark Precious Metals, Inc.

SC 13G/A · Feb 13, 2026

4.5%

1.1M shares

Albany International Corp.

SC 13G/A · Feb 13, 2026

4.8%

1.4M shares

National Vision Holdings, Inc.

SC 13G · Nov 14, 2025

5.6%

4.4M shares

Kennametal Inc.

SC 13G · Nov 14, 2025

5.5%

4.2M shares

Titan Machinery Inc.

SC 13G/A · Nov 14, 2025

4.9%

1.2M shares

Spire Inc.

SC 13G/A · Nov 14, 2025

4.6%

2.7M shares

MSC Industrial Direct Co., Inc.

SC 13G/A · Nov 14, 2025

4.8%

2.7M shares

Blue Bird Corporation

SC 13G/A · Nov 14, 2025

4.2%

1.3M shares

Axcelis Technologies, Inc.

SC 13G/A · Nov 14, 2025

4.3%

1.3M shares

Spectrum Brands Holdings, Inc.

SC 13G/A · Aug 14, 2025

7.3%

1.8M shares

Visteon Corporation

SC 13G/A · Aug 14, 2025

8.2%

2.2M shares

Spire Inc.

SC 13G/A · Aug 14, 2025

5.6%

3.3M shares

Repay Holdings Corporation

SC 13G/A · Aug 14, 2025

6.8%

6.4M shares

Proficient Auto Logistics, Inc.

SC 13G/A · Aug 14, 2025

6.6%

1.8M shares

Northern Oil and Gas, Inc.

SC 13G/A · Aug 14, 2025

8.1%

8.0M shares

Kosmos Energy Ltd.

SC 13G/A · Aug 14, 2025

7.0%

33.4M shares

Blue Bird Corporation

SC 13G/A · Aug 14, 2025

7.2%

2.3M shares

Axcelis Technologies, Inc.

SC 13G · Aug 14, 2025

5.2%

1.7M shares

Albany International Corp.

SC 13G · Aug 14, 2025

5.6%

1.7M shares

Wingstop Inc.

SC 13G · Aug 14, 2025

5.6%

1.6M shares

Luxfer Holdings PLC

SC 13G · Aug 14, 2025

5.1%

1.4M shares

Cable One, Inc.

SC 13G/A · Aug 14, 2025

4.2%

237K shares

JELD-WEN Holding, Inc.

SC 13G/A · Aug 14, 2025

3.6%

3.1M shares

Northwestern Energy Group, Inc.

SC 13G/A · Aug 14, 2025

4.8%

3.0M shares

The Bancorp, Inc.

SC 13G · May 15, 2025

5.5%

2.6M shares

Spectrum Brands Holdings, Inc.

SC 13G · May 15, 2025

5.7%

1.5M shares

Infinity Natural Resources, Inc.

SC 13G · May 15, 2025

6.5%

990K shares

Blue Bird Corporation

SC 13G · May 15, 2025

5.7%

1.8M shares

H&E Equipment Services, Inc.

SC 13G/A · May 15, 2025

3.2%

1.2M shares

Beacon Roofing Supply, Inc.

SC 13G/A · May 15, 2025

1.8%

1.1M shares

Visteon Corporation

SC 13G/A · May 15, 2025

7.0%

1.9M shares

Si-Bone, Inc.

SC 13G/A · May 15, 2025

6.2%

2.6M shares

Graphic Packaging Holding Company

SC 13G/A · May 15, 2025

6.6%

20.0M shares

Cable One, Inc.

SC 13G/A · May 15, 2025

6.3%

356K shares