Leading Investment & Securities, a Korean securities broker-dealer, owns 5,070,423 shares (9.9%), bought at $1.37 apiece in a Sept. 4 private placement. It has agreed to buy an additional 3,009,189 shares at $1.37 each, which will result in a total stake of 8,079,612 shares (14.9%).

Ramius Capital owns 1,640,000 shares (5.9%), for which it paid approximately $6.6 million, or $4.03 per share.

Western Investments raised its stake to 742,781 shares (7.2%), by purchasing 107,271 from July 28 to Sept. 11 at prices ranging from $12.87 to $13.82.

Gamco Investors (GBL) increased its holdings to 5,532,427 shares (9.64%), by purchasing 570,088 from July 16 through Sept. 15 at $27.31 per share. Gamco's filing relates solely to Class A shares.

Harbinger Capital trimmed its stake to 1,141,419 shares (5.4%), selling 1,909,810 from Sept. 8 to Sept. 10 at $26.27 each.

Equity One (EQY) sold all of its 1,800,000 shares from Sept. 9 to Sept. 11 at $8.50 a share. Equity One had been Ramco-Gershenson's largest shareholder. The bulk of its holdings were sold a day after Ramco-Gershenson had a secondary stock offering

Microchip Technology (MCHP) owns 554,100 shares (4.3%), after selling 135,399 from Sept. 11 to Sept. 15 at prices that ranged from $25.64 to $27.08.

Shamrock Activist Value Fund suggested that the company improve its capital-allocation process, concentrate on its core businesses, review strategic alternatives for improving return on invested capital, increase transparency in its public disclosures, strengthen the link between executive compensation and performance; and take measures to enhance its corporate governance, including the addition of board members proposed by Mobile Mini's larger shareholders.