13G Filing: RA Capital Management and Inflarx NV (IFRX)

Page 2 of 7 – SEC Filing

CUSIP No. N44821101 13G

1.

Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).

RA Capital Management, LLC


2. Check the Appropriate Box if a Member of a Group (See Instructions)
(a) ¨
(b) ¨

3. SEC Use Only

4. Citizenship or Place of Organization         Massachusetts

Number of
Shares
Beneficially
Owned by
Each Reporting
Person With
5. Sole Voting Power                         0 shares

6. Shared Voting Power                      2,876,080 shares

7. Sole Dispositive Power                   0 shares

8. Shared Dispositive Power               2,876,080 shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

2,876,080 shares


10.

Check if the Aggregate
Amount in Row (9) Excludes  ¨

Certain Shares (See Instructions)


11.

Percent of Class Represented by Amount in Row (9)

12.3%1


12.

Type of Reporting Person (See Instructions)

IA


1
The percentage calculation assumes that there are currently 23,410,972 outstanding shares of Common Stock of the
Issuer, based on the Issuer’s Prospectus as filed with the Securities and Exchange Commission (“SEC”) on November
8, 2017.

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