Biogen Gross Unrealized Gains decreased by 100.0% to $0.00 in Q1 2026 compared to the prior quarter. Over 3 years (FY 2020 to FY 2025), Gross Unrealized Gains shows a downward trend with a -55.7% CAGR. This decline may warrant attention — for this metric, higher values are generally preferred.
An increase indicates favorable market conditions for the fixed-income portfolio, potentially boosting book value.
The total amount of unrealized gains on debt securities classified as available-for-sale that have not yet been recogniz...
Standard metric for insurance companies holding large bond portfolios.
other_available_for_sale_debt_securities_accumulated_gro_8d5dbc| Q2 '21 | Q3 '21 | Q4 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q4 '22 | Q1 '23 | Q2 '23 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | $1.40M | $1.10M | $400.00K | $1.40M | $400.00K | $100.00K | $300.00K | $2.30M | $1.10M | $0.00 | $200.00K | $0.00 |
| QoQ Change | — | -21.4% | -63.6% | +250.0% | -71.4% | -75.0% | +200.0% | +666.7% | -52.2% | -100.0% | — | -100.0% |
| YoY Change | — | — | — | — | -71.4% | -90.9% | -25.0% | +64.3% | +175.0% | — | — | — |