BIIB Dark Pool Activity
Biogen Inc.
1W: +8.0%
1M: +10.8%
3M: +22.7%
YTD: +41.9%
1Y: +68.1%
3Y: -2.0%
5Y: -6.5%
$252.73
+0.47 (+0.19%)
After Hours: $252.04 (-0.69, -0.27%)
Weekly Expected Move ±4.4%
$229
$240
$251
$262
$273
Credit Risk of going bust: lower than 68% of companies Debt: 18.3% of company value Bonds: $137.0M held by 192 funds, 91 bp over Treasuries → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $4.22 (down 98%), Biogen Inc. would be worth roughly what it owes.
Total debt $8.36B against a stock market value of $37.27B.
Distance to default 7.34 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $4.45B (short-term plus half of long-term), stock volatility 33.9%; Altman Z 3.16. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
If the stock fell to about $4.22 (down 98%), Biogen Inc. would be worth roughly what it owes.
Total debt $8.36B against a stock market value of $37.27B.
Distance to default 7.34 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $4.45B (short-term plus half of long-term), stock volatility 33.9%; Altman Z 3.16. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
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Dark Pool Activity
Week of 2026-09-282.4M
Weekly Shares
$546M
Notional Value
1.5M
4-Week Avg
▲ +50.9%
4-Week Trend
53,158
Weekly Trades
45
Avg Trade Size
Weekly Dark Pool Volume
Weekly Notional Value
Top Dark Pool Venues
Last 4 weeks| Venue | Share | Shares Traded | Trades | Notional |
|---|---|---|---|---|
| INCR INTELLIGENT CROSS LLC | 13.5% | 968,226 | 24,355 | $215.8M |
| UBSA UBS ATS | 12.5% | 897,914 | 21,434 | $199.4M |
| SGMT SIGMA X2 | 8.5% | 610,058 | 26,154 | $135.0M |
| CGXS ONECHRONOS | 7.7% | 550,229 | 8,714 | $121.7M |
| MSTX MS TRAJECTORY CROSS (ATS-1) | 7.3% | 522,615 | 42,672 | $115.6M |
| MSPL MS POOL (ATS-4) | 7.0% | 501,700 | 3,183 | $111.0M |
| EBXL LEVEL ATS | 6.7% | 478,862 | 28,060 | $106.4M |
| MLIX INSTINCT X | 6.3% | 454,129 | 9,630 | $100.6M |
| LQNA LIQUIDNET H2O ATS | 3.7% | 267,510 | 125 | $60.6M |
| JPMX JPM-X | 3.5% | 253,840 | 4,344 | $56.3M |
| BIDS BIDS ATS | 3.5% | 247,607 | 417 | $54.8M |
| JPBX JPB-X | 3.2% | 227,615 | 5,922 | $50.5M |
| PURE PURESTREAM | 2.6% | 183,337 | 9,867 | $41.2M |
| LATS THE BARCLAYS ATS | 2.5% | 179,915 | 3,182 | $39.9M |
| BNPX BNPP CORTEX ATS | 2.1% | 152,590 | 2,984 | $33.6M |