13G Filing: Sio Capital and Catalyst Biosciences Inc. (CBIO)

Page 2 of 6 – SEC Filing

CUSIP No. 14888D208
Page 2 of 6
1.
Names of Reporting Person
I.R.S. Identification Nos. of
Above Persons (entities only)
Sio Capital Management, LLC
20-4586565
2.
Check the Appropriate Box
if a Member of a Group
(a) ☐
(b) ☐
3.
SEC Use Only
4.
Citizenship or Place
of Organization
Delaware
Number of Shares Beneficially
Owned by Each Reporting
Person With1
5.
Sole Voting Power
-0-
6.
Shared Voting Power
168,000
7.
Sole Dispositive Power
-0-
8.
Shared Dispositive Power
168,000
9.
Aggregate Amount Beneficially Owned by Each
Reporting Person
168,000
10.
Check Box if the Aggregate Amount in Row (9)
Excludes Certain Shares
11.
Percent of Class Represented by Amount in
Row (9)
    
5.42%2
12.
Type of Reporting Person
IA
_____________________________
1 As of April 13, 2017, Sio Capital Management, LLC beneficially owned 168,000 shares of Common Stock with shared voting power and shared dispositive power.  The ownership information reported in this Schedule 13G is as of April 13, 2017.
2 Based on 3,101,636 shares of common stock outstanding as of April 12, 2017, as reported in the Issuer’s Form 8-K filed with the SEC on April 13, 2017.

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