Singhal Priya, Head of Development at Biogen Inc. ($BIIB), sold shares on the open market 4 times over the last year, totaling $1.22 million. Her most recent sale occurred on February 9, 2026. These sales rank her 4,493rd among 11,678 insiders by value sold, below the average of $8.6 million across 6.4 transactions per insider. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 13, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Restricted Stock Unit | 10560 | $0.00 | 10,560.0000 | 170,500,000 | 9999.99% | 0.01% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 2217 | $0.00 | 2,217.0000 | 170,500,000 | 50.00% | 0.00% |
| Feb. 9, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 2660 | $199.83 | 8,043.1428 | 170,500,000 | 24.85% | 0.00% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 4683 | $0.00 | 9,367.0000 | 170,500,000 | 33.33% | 0.00% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 2217 | $0.00 | 8,488.1428 | 170,500,000 | 35.35% | 0.00% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 1056 | $201.18 | 7,432.1428 | 170,500,000 | 12.44% | 0.00% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 4683 | $0.00 | 12,115.1428 | 170,500,000 | 63.01% | 0.00% |
| Feb. 6, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 1412 | $201.18 | 10,703.1428 | 170,500,000 | 11.65% | 0.00% |
| Jan. 30, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 582 | $179.89 | 7,019.1428 | 170,500,000 | 7.66% | 0.00% |
| Feb. 2, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 748 | $179.30 | 6,271.1428 | 170,500,000 | 10.66% | 0.00% |
| Jan. 30, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1829 | $0.00 | 0.0000 | 170,500,000 | 100.00% | 0.00% |
| Jan. 30, 2026 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1829 | $0.00 | 7,601.1428 | 170,500,000 | 31.69% | 0.00% |
| Aug. 29, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1669 | $0.00 | 0.0000 | 170,400,000 | 100.00% | 0.00% |
| Aug. 29, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 807 | $132.22 | 6,289.1428 | 170,400,000 | 11.37% | 0.00% |
| Aug. 29, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1669 | $0.00 | 7,096.1428 | 170,400,000 | 30.75% | 0.00% |
| Sept. 2, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 517 | $133.55 | 5,772.1428 | 170,400,000 | 8.22% | 0.00% |
| May 19, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 3806 | $126.25 | 5,427.1428 | 169,500,000 | 41.22% | 0.00% |
| Feb. 10, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1212 | $0.00 | 9,423.4761 | 169,500,000 | 14.76% | 0.00% |
| Feb. 10, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 357 | $142.54 | 9,066.4761 | 169,500,000 | 3.79% | 0.00% |
| Feb. 10, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1212 | $0.00 | 0.0000 | 169,500,000 | 100.00% | 0.00% |
| Feb. 7, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 681 | $141.35 | 8,211.4761 | 169,500,000 | 7.66% | 0.00% |
| Feb. 7, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 2216 | $0.00 | 8,892.4761 | 169,500,000 | 33.19% | 0.00% |
| Feb. 7, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 2216 | $0.00 | 4,434.0000 | 169,500,000 | 33.32% | 0.00% |
| Feb. 6, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Restricted Stock Unit | 14050 | $0.00 | 14,050.0000 | 169,500,000 | 9999.99% | 0.01% |
| Jan. 31, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1828 | $0.00 | 1,829.0000 | 169,500,000 | 49.99% | 0.00% |
| Jan. 31, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1828 | $0.00 | 7,254.4761 | 169,500,000 | 33.69% | 0.00% |
| Jan. 31, 2025 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 578 | $143.93 | 6,676.4761 | 169,500,000 | 7.97% | 0.00% |
| Dec. 9, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 110 | $157.21 | 5,426.4761 | 169,500,000 | 1.99% | 0.00% |
| Dec. 6, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 426 | $0.00 | 0.0000 | 169,500,000 | 100.00% | 0.00% |
| Dec. 6, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 426 | $0.00 | 5,742.4761 | 169,500,000 | 8.01% | 0.00% |
| Dec. 6, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 206 | $157.78 | 5,536.4761 | 169,500,000 | 3.59% | 0.00% |
| Aug. 30, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1668 | $0.00 | 1,669.0000 | 169,500,000 | 49.99% | 0.00% |
| Aug. 30, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 807 | $204.76 | 5,747.4761 | 169,500,000 | 12.31% | 0.00% |
| Sept. 3, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 431 | $204.22 | 5,316.4761 | 169,500,000 | 7.50% | 0.00% |
| Aug. 30, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1668 | $0.00 | 6,554.4761 | 169,500,000 | 34.14% | 0.00% |
| April 2, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 93 | $213.09 | 4,886.4761 | 168,700,000 | 1.87% | 0.00% |
| Feb. 22, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 262 | $221.23 | 4,886.0915 | 168,700,000 | 5.09% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 389 | $0.00 | 485.0000 | 168,700,000 | 44.51% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | J | Restricted Stock Unit | 485 | $0.00 | 0.0000 | 168,700,000 | 100.00% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Performance Stock Unit | 819 | $0.00 | 0.0000 | 168,700,000 | 100.00% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 108 | $221.49 | 5,148.0915 | 168,700,000 | 2.05% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 173 | $219.08 | 5,256.0915 | 168,700,000 | 3.19% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 389 | $0.00 | 5,429.0915 | 168,700,000 | 7.72% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 295 | $219.08 | 5,040.0915 | 168,700,000 | 5.53% | 0.00% |
| Feb. 16, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 819 | $0.00 | 5,335.0915 | 168,700,000 | 18.14% | 0.00% |
| Feb. 9, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1212 | $0.00 | 5,309.0915 | 168,700,000 | 29.58% | 0.00% |
| Feb. 9, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 374 | $240.98 | 4,935.0915 | 168,700,000 | 7.04% | 0.00% |
| Feb. 12, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 419 | $239.45 | 4,516.0915 | 168,700,000 | 8.49% | 0.00% |
| Feb. 9, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1212 | $0.00 | 1,212.0000 | 168,700,000 | 50.00% | 0.00% |
| Feb. 7, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Restricted Stock Unit | 6650 | $0.00 | 6,650.0000 | 168,700,000 | 9999.99% | 0.00% |
| Feb. 1, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1828 | $0.00 | 5,292.0915 | 168,700,000 | 52.77% | 0.00% |
| Feb. 1, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 561 | $247.83 | 4,731.0915 | 168,700,000 | 10.60% | 0.00% |
| Feb. 2, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 634 | $245.93 | 4,097.0915 | 168,700,000 | 13.40% | 0.00% |
| Feb. 1, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1828 | $0.00 | 3,657.0000 | 168,700,000 | 33.33% | 0.00% |
| Jan. 29, 2024 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Performance Stock Unit | 819 | $0.00 | 819.0000 | 168,700,000 | 9999.99% | 0.00% |
| Dec. 11, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 110 | $248.00 | 3,464.0915 | 167,900,000 | 3.08% | 0.00% |
| Dec. 8, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 426 | $0.00 | 426.0000 | 167,900,000 | 50.00% | 0.00% |
| Dec. 8, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 426 | $0.00 | 3,780.0915 | 167,900,000 | 12.70% | 0.00% |
| Dec. 8, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 206 | $239.29 | 3,574.0915 | 167,900,000 | 5.45% | 0.00% |
| Sept. 1, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 807 | $267.17 | 3,785.0915 | 167,900,000 | 17.57% | 0.00% |
| Sept. 1, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1668 | $0.00 | 3,337.0000 | 167,900,000 | 33.33% | 0.00% |
| Sept. 5, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 431 | $269.43 | 3,354.0915 | 167,900,000 | 11.39% | 0.00% |
| Sept. 1, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1668 | $0.00 | 4,592.0915 | 167,900,000 | 57.04% | 0.00% |
| July 3, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 81 | $282.87 | 2,924.0915 | 167,900,000 | 2.70% | 0.00% |
| June 30, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 153 | $284.85 | 3,005.0915 | 167,900,000 | 4.84% | 0.00% |
| June 30, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 315 | $0.00 | 0.0000 | 167,900,000 | 100.00% | 0.00% |
| June 30, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 315 | $0.00 | 3,158.0915 | 167,900,000 | 11.08% | 0.00% |
| April 4, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 91 | $277.11 | 2,843.0915 | 167,900,000 | 3.10% | 0.00% |
| March 28, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | S | Common Stock | 568 | $270.06 | 2,842.3923 | 167,900,000 | 16.65% | 0.00% |
| March 2, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 297 | $0.00 | 3,554.3923 | 167,900,000 | 9.12% | 0.00% |
| March 2, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 297 | $0.00 | 341.0000 | 167,900,000 | 46.55% | 0.00% |
| March 2, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | J | Restricted Stock Unit | 341 | $0.00 | 0.0000 | 167,900,000 | 100.00% | 0.00% |
| March 2, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 543 | $268.75 | 3,257.3923 | 167,900,000 | 14.29% | 0.00% |
| March 2, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 144 | $268.75 | 3,410.3923 | 167,900,000 | 4.05% | 0.00% |
| Feb. 17, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 460 | $0.00 | 1,282.0000 | 167,900,000 | 26.41% | 0.00% |
| Feb. 17, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 151 | $278.38 | 3,800.3923 | 167,900,000 | 3.82% | 0.00% |
| Feb. 17, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 460 | $0.00 | 3,951.3923 | 167,900,000 | 13.18% | 0.00% |
| Feb. 17, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | J | Restricted Stock Unit | 408 | $0.00 | 874.0000 | 167,900,000 | 31.83% | 0.00% |
| Feb. 10, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Restricted Stock Unit | 1211 | $0.00 | 2,424.0000 | 167,900,000 | 33.31% | 0.00% |
| Feb. 10, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | F | Common Stock | 372 | $286.30 | 3,491.3923 | 167,900,000 | 9.63% | 0.00% |
| Feb. 10, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | M | Common Stock | 1211 | $0.00 | 3,863.3923 | 167,900,000 | 45.66% | 0.00% |
| Feb. 1, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Restricted Stock Unit | 5485 | $0.00 | 5,485.0000 | 167,900,000 | 9999.99% | 0.00% |
| Jan. 25, 2023 | BIOGEN INC. | $BIIB | Singhal Priya | Head of Development | A | Common Stock | 1123 | $0.00 | 2,652.3923 | 167,900,000 | 73.43% | 0.00% |