Companies / Biocryst Pharmaceuticals Inc
Biocryst Pharmaceuticals Inc
Financials · FY2017
Ownership
255.5M shares outstanding · as of Jul 31, 2026
Ownership
| Insiders | 0.81% | 2,070,595 |
| 10%+ / strategic | 5.94% | 15,191,098 |
| Institutions | 80.97% | 206,910,770 |
| Public float | 12.27% | 31,362,642 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 9
View all →| Insider | % of shares | Shares |
|---|---|---|
Stonehouse Jon PDirector | 0.52% | 1,339,775 |
Barnes Alane PChief Legal Officer | 0.16% | 400,703 |
Milano VincentDirector | 0.04% | 108,483 |
Levin Alan GDirector | 0.03% | 79,565 |
Heggie TheresaDirector | 0.03% | 65,352 |
McKee Amy EDirector | 0.02% | 42,432 |
Frank StevenDirector | <0.01% | 18,903 |
Milne Jill C.Director | <0.01% | 15,382 |
Dullinger RonaldChief Commercial Officer | — | — |
Institutional holders 285
View all →| Holder | Value | % of shares |
|---|---|---|
| $238.93M | 9.35% | |
| $173.73M | 8.72% | |
| $151.91M | 5.94% | |
| $150.67M | 6.19% | |
| $143.16M | 5.88% | |
| $84.85M | 3.49% | |
| $73.06M | 3.67% | |
| $70.77M | 2.91% | |
| $60.86M | 2.50% | |
| $55.06M | 2.26% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | Stonehouse Jon P Director | Other | Common Stock | $2.64M | -306K -18.77% | 1,323,850 0.52% of shares | low |
| Mar 16, 2026 | Barnes Alane P Executive | Sell | Common Stock | $1.37M | -150K -27.24% | 400,703 0.16% of shares | medium |
| Mar 2, 2026 | Stonehouse Jon P Director | Exercise | Common Stock | $985.3K | +306K +23.11% | 1,629,845 0.64% of shares | low |
| Mar 16, 2026 | Barnes Alane P Executive | Exercise | Common Stock | $826.5K | +150K +37.43% | 550,703 0.22% of shares | low |
| Mar 20, 2026 | Heggie Theresa Director | Sell | Common Stock | $504.8K | -50K -43.31% | 65,352 0.03% of shares | medium |
| Mar 20, 2026 | Heggie Theresa Director | Exercise | Common Stock | $314.6K | +50K +76.41% | 115,285 0.05% of shares | low |
| Feb 27, 2026 | Frank Steven Director | Grant | Common Stock | $11.2K | +1K +7.29% | 18,903 <0.01% of shares | low |
| May 29, 2026 | Milano Vincent Director | Grant | Common Stock | $10.0K | +1K +1.22% | 93,189 0.04% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| State Street Corporation | Passive13G | — |
| Vanguard Group Inc | Passive13G/A | — |
| Deerfield Mgmt, L.P. | Passive13G/A | — |
| State Street Corporation | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| BCRX | — | 09058V103 |