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Wellington Management Group LLP

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

Total Filings

754

Stocks Covered

340

Latest Filing

Mar 5, 2026

Filings

LendingClub Corporation

SC 13G/A · Mar 5, 2026

10.4%

12.0M shares

Heartflow, Inc.

SC 13G/A · Mar 5, 2026

14.0%

11.9M shares

Hub Group, Inc.

SC 13G/A · Mar 5, 2026

10.1%

6.1M shares

N/A

ZAI LAB LTD. - SB

SC 13G/A · Feb 10, 2026

4.3%

48.1M shares

Amicus Therapeutics, Inc.

SC 13G/A · Feb 10, 2026

0.4%

1.4M shares

Structure Therapeutics Inc.

SC 13G/A · Feb 10, 2026

10.1%

21.4M shares

Akero Therapeutics, Inc.

SC 13G/A · Feb 10, 2026

0.0%

0 shares

Boise Cascade Company

SC 13G/A · Feb 10, 2026

7.6%

2.8M shares

N/A

Haleon plc

SC 13G/A · Feb 10, 2026

5.0%

443.0M shares

Beta Bionics, Inc.

SC 13G/A · Feb 10, 2026

0.0%

0 shares

Avidity Biosciences, Inc.

SC 13G/A · Feb 10, 2026

0.5%

723K shares

C.H. Robinson Worldwide, Inc.

SC 13G/A · Feb 10, 2026

4.6%

5.5M shares

Qiagen N.V.

SC 13G/A · Feb 10, 2026

6.5%

14.1M shares

Ameresco, Inc.

SC 13G/A · Feb 10, 2026

11.2%

3.9M shares

NXP Semiconductors N.V.

SC 13G · Feb 10, 2026

5.2%

13.0M shares

Acadia Healthcare Company, Inc.

SC 13G/A · Feb 10, 2026

12.8%

11.8M shares

Apogee Therapeutics, Inc.

SC 13G/A · Feb 10, 2026

8.7%

4.7M shares

BayCom Corp

SC 13G/A · Feb 10, 2026

9.7%

1.1M shares

N/A

KT Corporation

SC 13G · Feb 10, 2026

6.5%

16.4M shares

Antero Resources Corporation

SC 13G/A · Feb 10, 2026

3.7%

11.3M shares

Alignment Healthcare, Inc.

SC 13G/A · Feb 10, 2026

7.3%

14.1M shares

Assured Guaranty Ltd.

SC 13G/A · Feb 10, 2026

1.3%

614K shares

Cadence Bank

SC 13G/A · Feb 10, 2026

3.4%

6.2M shares

Xenon Pharmaceuticals Inc.

SC 13G · Feb 10, 2026

6.2%

4.8M shares

MNTN, Inc.

SC 13G/A · Feb 10, 2026

13.0%

5.7M shares

PTC Therapeutics, Inc.

SC 13G/A · Feb 10, 2026

4.8%

3.9M shares

OppFi Inc.

SC 13G · Feb 10, 2026

8.9%

2.5M shares

Perella Weinberg Partners

SC 13G/A · Feb 10, 2026

5.8%

3.8M shares

National Vision Holdings, Inc.

SC 13G/A · Feb 10, 2026

7.3%

5.8M shares

MBX Biosciences

SC 13G/A · Feb 10, 2026

7.5%

3.3M shares

Magnite, Inc.

SC 13G · Feb 10, 2026

6.0%

8.6M shares

HA Sustainable Infrastructure Capital, Inc.

SC 13G/A · Feb 10, 2026

10.3%

13.1M shares

Heartflow, Inc.

SC 13G/A · Feb 10, 2026

6.9%

5.9M shares

Malibu Boats, Inc.

SC 13G/A · Feb 10, 2026

8.8%

1.7M shares

Dime Community Bancshares, Inc.

SC 13G/A · Feb 10, 2026

9.7%

4.3M shares

Latham Group, Inc.

SC 13G · Feb 10, 2026

5.8%

6.7M shares

Centerspace

SC 13G · Feb 10, 2026

5.1%

856K shares

Chewy, Inc.

SC 13G/A · Feb 10, 2026

2.3%

5.6M shares

NOW Inc.

SC 13G · Feb 10, 2026

5.8%

10.8M shares

Evercore Inc.

SC 13G/A · Feb 10, 2026

5.0%

1.9M shares

Guardian Pharmacy Services, Inc.

SC 13G/A · Feb 10, 2026

3.1%

1.1M shares

Celldex Therapeutics, Inc.

SC 13G/A · Feb 10, 2026

12.2%

8.1M shares

Helios Technologies, Inc.

SC 13G · Feb 10, 2026

6.0%

2.0M shares

MYR Group Inc.

SC 13G · Feb 10, 2026

6.6%

1.0M shares

CareTrust REIT, Inc.

SC 13G · Feb 10, 2026

5.5%

12.4M shares

Cinemark Holdings, Inc.

SC 13G/A · Feb 10, 2026

8.3%

9.5M shares

MainStreet Bancshares, Inc.

SC 13G/A · Feb 10, 2026

4.7%

359K shares

Dominion Energy, Inc.

SC 13G · Feb 10, 2026

5.3%

44.9M shares

EQT Corporation

SC 13G/A · Feb 10, 2026

4.3%

26.5M shares

Protagonist Therapeutics, Inc.

SC 13G · Feb 10, 2026

5.1%

3.2M shares