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BIIB · Biogen Inc.

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$209.83 -0.82 (-0.39%) At close · Aug 14
Market Cap
$30.98B
Shares
147.64M

Fails to deliver — shares from a trade that were not delivered to the buyer by the settlement date — published by the SEC twice a month. Persistent fails can reflect settlement problems or naked short selling.

Fails to Deliver History

Settlement Date Quantity Price Value
2026-06-30 2,785 $216.63 $603,315
2026-06-29 165 $216.03 $35,645
2026-06-25 215 $199.59 $42,912
2026-06-22 2,157 $196.58 $424,023
2026-06-15 692 $200.05 $138,435
2026-06-03 104 $188.83 $19,638
2026-05-27 97 $193.08 $18,729
2026-05-26 6 $193.76 $1,163
2026-05-22 516 $189.47 $97,767
Showing 1–9 of 9 settlements
Key facts CIK 875045 CUSIP 09062X103 13F (30d) 930 filings 893 filers Visit website Investor relations