RA Capital Management Bets Another $20 Million On Kala Pharmaceuticals Inc.

Page 3 of 5 – SEC Filing

CUSIP No. 483119103

1

Names of Reporting Persons.

 

Peter Kolchinsky

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):

AF

5

Check if disclosure of legal proceedings is
required pursuant to Items 2(d) or 2(e):

¨

6

Citizenship or Place of Organization.      United
States

 

Number

of Shares

Beneficially

Owned by

Each

Reporting

Person With

7      Sole Voting
Power      0 shares

8      Shared
Voting Power      4,537,478 shares

9      Sole Dispositive
Power      0 shares

10    Shared
Dispositive Power      4,537,478 shares

11

Aggregate Amount Beneficially Owned by Each
Reporting Person

4,537,478 shares

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

Percent of Class Represented by Amount in Row
(11)

14.1%2

14

Type of Reporting Person (See Instructions)

HC, IN

2 The reporting person is
the beneficial owner of 4,537,478 shares of the Issuer’s Common Stock which constitute approximately 14.1% of the class
outstanding. The percentage calculation assumes that there are currently 32,106,674 outstanding shares of Common Stock of the
Issuer, based on the Issuer’s Prospectus as filed with the Securities and Exchange Commission (“SEC”) on October
3, 2018.

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