Page 4 of 6 SEC Filing Item 1. (a) Name of Issuer BioCryst Pharmaceuticals, Inc.
(b)
Address of Issuer’s Principal Executive Offices
4505 Emperor Blvd., Suite 200
Durham, North Carolina 27703
Item 2. (a) Name of Person Filing D. E. Shaw & Co., L.P.
David E. Shaw
(b) Address of Principal Business Office or, if none, Residence The business address for each reporting person is:
1166 Avenue of the Americas, 9th Floor
New York, NY 10036
(c)
Citizenship
D. E. Shaw & Co., L.P. is a limited partnership organized
under the laws of the state of Delaware.
David E. Shaw is a citizen of the United States of America.
(d)
Title of Class of Securities
Common Stock, par value $0.01
(e)
CUSIP Number
09058V103
Item 3.
If this statement is filed pursuant to Rule 13d-1(b) or 13d-2(b)
or (c), check whether the person filing is a:
Not Applicable
Item 4. Ownership
As of March 4, 2016:
(a) Amount beneficially owned:
D. E. Shaw & Co., L.P.:
3,750,783 shares
This is composed of (i) 2,139,058 shares in the name
of D. E. Shaw Valence Portfolios, L.L.C., (ii) 1,142,180 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., (iii) 8,123
shares in the name of D. E. Shaw Asymptote Portfolios, L.L.C., and (iv) 461,422 shares under the management of D. E. Shaw
Investment Management, L.L.C.
David E. Shaw:
3,750,783 shares
This is composed of (i) 2,139,058 shares in the name
of D. E. Shaw Valence Portfolios, L.L.C., (ii) 1,142,180 shares in the name of D. E. Shaw Oculus Portfolios, L.L.C., (iii) 8,123
shares in the name of D. E. Shaw Asymptote Portfolios, L.L.C., and (iv) 461,422 shares under the management of D. E. Shaw Investment
Management, L.L.C.
(b) Percent of class:
D. E. Shaw & Co., L.P.: 5.1% David E. Shaw: 5.1%
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| Item 1. | ||
| (a) | Name of Issuer | |
| BioCryst Pharmaceuticals, Inc. | ||
|
(b) |
Address of Issuer’s Principal Executive Offices | |
| 4505 Emperor Blvd., Suite 200 Durham, North Carolina 27703 | ||
| Item 2. | ||
| (a) | Name of Person Filing | |
| D. E. Shaw & Co., L.P. David E. Shaw
| ||
| (b) | Address of Principal Business Office or, if none, Residence | |
| The business address for each reporting person is: 1166 Avenue of the Americas, 9th Floor New York, NY 10036 | ||
|
(c) |
Citizenship | |
| D. E. Shaw & Co., L.P. is a limited partnership organized David E. Shaw is a citizen of the United States of America. | ||
|
(d) |
Title of Class of Securities | |
| Common Stock, par value $0.01 | ||
|
(e) |
CUSIP Number | |
| 09058V103 | ||
|
Item 3. |
If this statement is filed pursuant to Rule 13d-1(b) or 13d-2(b) | |
| Not Applicable | ||
| Item 4. | Ownership | |
As of March 4, 2016:
| (a) | Amount beneficially owned: |
| D. E. Shaw & Co., L.P.: | 3,750,783 shares This is composed of (i) 2,139,058 shares in the name | |
| David E. Shaw: | 3,750,783 shares This is composed of (i) 2,139,058 shares in the name |
| (b) | Percent of class: |
| D. E. Shaw & Co., L.P.: | 5.1% | |
| David E. Shaw: | 5.1% |
