Roy H. Chestnutt - 02 Jun 2021 Form 4 Insider Report for BOINGO WIRELESS, INC.

Footnote F1

Disposed of pursuant to the Agreement and Plan of Merger between Issuer, White Sands Parent, Inc., and White Sands Bidco, Inc. (the "Merger Agreement"), whereby, immediately prior to the effective time of the merger contemplated therein (the "Effective Time"), all issued and outstanding shares of Issuer common stock were converted into the right to receive $14.00 per share in cash and, when so converted, automatically cancelled.

Footnote F2

Each restricted stock unit ("RSU") represented a contingent right to receive one share of the Issuer's common stock.

Footnote F3

The RSU provided for vesting over a three-year period of continuous service; provided, however, that subject to continuing service, such RSUs shall vest in full upon the earlier of (i) a change in control of the company, or (ii) the day immediately prior to the Company's first regular meeting of stockholders that occurs in 2022. The RSU was cancelled pursuant to the Merger Agreement and the Reporting Person became entitled to receive an initial cash payment equal to the product of $14.00 and the sum of the number of shares of Issuer's Common Stock subject to the RSU less all applicable deductions and withholdings required by Law to be withheld in respect of such payment.

Footnote F4

Not applicable.

Footnote F5

The RSU provided for vesting and settlement in full upon the earlier of: (i) June 4, 2021; (ii) a change in control of Boingo Wireless, Inc.; or (iii) the day immediately prior to Boingo Wireless, Inc.'s first regular meeting of stockholders that occurs in 2021. The RSU was cancelled pursuant to the Merger Agreement and the Reporting Person became entitled to receive an initial cash payment equal to the product of $14.00 and the sum of the number of shares of Issuer's Common Stock subject to the RSU less all applicable deductions and withholdings required by Law to be withheld in respect of such payment.