Security key
09058V103
BIOCRYST PHARMACEUTICALS INC - Common Stock, $0.01 par value per share (BCRX)
CUSIP: 09058V103
Q1 2021 13F Holders as of 31 Mar 2021
- Security type / class
- Equity / Common Stock, $0.01 par value per share
- Total 13F shares
- 104,536,942
- Total 13F value
- $1,063,154,138
- Share change
- -15,944,574
- Put/Call ratio
- 70%
- SEC-reported price per share
- $10.17
- Number of holders
- 183
- Value change
- -$141,911,795
- Number of buys
- 96
- Number of sells
- 101
- Shares outstanding
- 255,277,194
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
183
Top holders
10
BCRX full security history
Ownership snapshot
Full 13F holder table
BIOCRYST PHARMACEUTICALS INC SEC filings
BIOCRYST PHARMACEUTICALS INC company facts
Broader feeds
Ownership snapshot
Top reported holders of BCRX - BIOCRYST PHARMACEUTICALS INC - Common Stock, $0.01 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
0/15
Latest evidence
31 Dec 2020
13F
Highest disclosed value: $121,134,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. has the largest disclosed position value at $121.13M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock Finance, Inc.'s linked filing trail.
Disclosed position value
Top 5
BlackRock Finance, Inc.
$121.13M
BAKER BROS. ADVISORS LP
$94.58M
VANGUARD GROUP INC
$86.42M
STATE STREET CORP
$82.37M
Sarissa Capital Management LP
$60.9M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$121,134,000
16,259,745 shares
|
— | 31 Dec 2020 |
| BAKER BROS. ADVISORS LP |
13F
Company
|
—
denominator unverified
|
$94,584,000
12,695,818 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$86,415,000
11,599,334 shares
|
— | 31 Dec 2020 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$82,374,000
11,056,979 shares
|
— | 31 Dec 2020 |
| Sarissa Capital Management LP |
13F
Company
|
—
denominator unverified
|
$60,903,000
8,175,000 shares
|
— | 31 Dec 2020 |
| CITADEL ADVISORS LLC |
13F
Company
|
—
denominator unverified
|
$48,394,000
6,495,917 shares
|
— | 31 Dec 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
183
Shares
104,536,942
Rows available
183
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2021 vs Q1 2021 Across Filers
Q1 2021 holders
183
Q1 2021 holders
183
Holder diff
0
| Investor | Q1 2021 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q1 2021 value | Value change | Value Chg % |
|---|