Supplement to the

Fidelity® OTC K6 Portfolio

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with FMR Investment Management (UK) Limited, Fidelity Management & Research (Hong Kong) Limited, and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

OTC-K6-SSTK-0424-101-1.9899427.101 April 2, 2024

Supplement to the

Fidelity® Small Cap Growth K6 Fund

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with FMR Investment Management (UK) Limited, Fidelity Management & Research (Hong Kong) Limited, and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

SCPK6-SSTK-0424-101-1.9899414.101 April 2, 2024

Supplement to the

Fidelity® Series Small Cap Opportunities Fund

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with FMR Investment Management (UK) Limited, Fidelity Management & Research (Hong Kong) Limited, and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

SMO-SSTK-0424-114-1.881197.114 April 2, 2024

Supplement to the

Fidelity® Series Real Estate Income Fund

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with FMR Investment Management (UK) Limited, Fidelity Management & Research (Hong Kong) Limited, and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

SRE-SSTK-0424-103-1.9586362.103 April 2, 2024

Supplement to the

Fidelity® Series Blue Chip Growth Fund

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with Fidelity Management & Research (Hong Kong) Limited and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

XS1-SSTK-0424-103-1.9883869.103 April 2, 2024

Supplement to the

Fidelity® Blue Chip Growth K6 Fund

September 29, 2023

STATEMENT OF ADDITIONAL INFORMATION

Effective March 1, 2024, the fund's sub-advisory agreements with FMR Investment Management (UK) Limited, Fidelity Management & Research (Hong Kong) Limited, and Fidelity Management & Research (Japan) Limited were amended. The following information supplements similar information found in the "Management Contract" section.

Under the terms of the sub-advisory agreements, FMR pays each sub-adviser monthly fees equal to 110% of the sub-adviser's costs for providing sub-advisory services.

BCFK6-SSTK-0424-101-1.9899430.101 April 2, 2024