Tubemogul Inc (TUBE): Discovery Group Buys More Shares of Struggling Advertiser

Page 2 of 9 – SEC Filing

CUSIP No. 898570106
1.

Names of Reporting Persons.

Discovery Equity Partners, L.P.

2. Check the Appropriate Box if a Member of a Group (See Instructions)
(a) ¨
(b) ¨
3. SEC Use Only
4.

Source of Funds (See Instructions)

WC

5. Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)     ¨
6.

Citizenship or Place of Organization

Illinois

Number of

Shares

Beneficially

Owned by

Each

Reporting

Person With

7.

Sole Voting Power

None.

8.

Shared Voting Power

3,071,251

9.

Sole Dispositive Power

None.

7

Shared Dispositive Power

3,071,251

11.

Aggregate Amount Beneficially Owned by Each Reporting Person

3,071,251

12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)    ¨
13.

Percent of Class Represented by Amount in Row (11)

8.5%

14.

Type of Reporting Person (See Instructions)

PN

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