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BCRX · Biocryst Pharmaceuticals Inc

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$9.55 -0.11 (-1.14%) At close · Aug 21
Market Cap
$2.44B
Shares
255.54M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 317
Total Value: $2,636,438,450
Total Shares: 263,643,845

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 317 13F filers · Δ vs Mar 31, 2026
Top Holder
9.1%
Sep 2023 → Jun 2026 · range 9.0% – 13.0%
+0.0 pts
Top 5
30.9%
Sep 2023 → Jun 2026 · range 30.7% – 43.1%
+0.2 pts
Top 10
49.9%
Sep 2023 → Jun 2026 · range 45.2% – 58.9%
+1.1 pts
HHI
329
Sep 2023 → Jun 2026 · range 327 – 526
Broadly held+2

Quarterly Activity

vs Mar 31, 2026
New
55
Increased
134
Decreased
86
Sold Out
41
Unchanged
42
Holder count: +14
Institutional value: +10.4%
Shares held: +5.1%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 330
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 882796 CUSIP 09058V103 13F (30d) 295 filings 288 filers Visit website Investor relations