Lockheed Martin (LMT) has authorized an increase in its quarterly dividend. The board declared a fourth quarter 2021 dividend of $2.80 per share, representing an increase of $0.20 per share over last quarter. The dividend is payable on Dec. 27, 2021, to holders of record as of the close of business on Dec. 1, 2021.

The First of Long Island (FLIC) announced the declaration of a third quarter cash dividend in the amount of $.20 per share. This represents a 5.3% increase over the dividend of $.19 per share declared in the same quarter last year. The dividend will be paid on October 18, 2021 to shareholders of record on October 8, 2021.

The board of directors of AT&T (T) declared a quarterly dividend of $0.52 a share on the company's common shares, payable on November 1, 2021, to stockholders of record of the respective shares at the close of business on October 11, 2021.

Marvell Technology (MRVL) announced a quarterly dividend of $0.06 per share of common stock payable on October 27, 2021 to shareholders of record as of October 11, 2021.