Nichols Christian Todd, SVP and Chief Commercial Officer at Alkermes plc. ($ALKS), sold about $390 thousand worth of company shares on the open market in three transactions over the last year. His most recent sale occurred on March 2, 2026. These sales rank 6,994th among 11,678 individual insiders by total value sold, compared to an average of $8.6 million per insider and about 6.4 transactions. Todd made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 2, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Employee Stock Option (Right to Buy) | 66430 | $0.00 | 66,430.0000 | 168,510,000 | 9999.99% | 0.04% |
| March 2, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 6000 | $30.00 | 109,769.0000 | 168,510,000 | 5.18% | 0.00% |
| March 2, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Restricted Stock Unit Award | 30854 | $0.00 | 30,854.0000 | 168,510,000 | 9999.99% | 0.02% |
| Feb. 26, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 5410 | $0.00 | 10,819.0000 | 168,510,000 | 33.34% | 0.00% |
| Feb. 26, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 5410 | $0.00 | 118,172.0000 | 168,510,000 | 4.80% | 0.00% |
| Feb. 26, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2403 | $30.73 | 115,769.0000 | 168,510,000 | 2.03% | 0.00% |
| Feb. 23, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6407 | $0.00 | 6,408.0000 | 168,510,000 | 50.00% | 0.00% |
| Feb. 23, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6407 | $0.00 | 115,607.0000 | 168,510,000 | 5.87% | 0.00% |
| Feb. 23, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2845 | $32.19 | 112,762.0000 | 168,510,000 | 2.46% | 0.00% |
| Feb. 18, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6355 | $0.00 | 0.0000 | 168,510,000 | 100.00% | 0.00% |
| Feb. 19, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6045 | $0.00 | 111,477.0000 | 168,510,000 | 5.73% | 0.00% |
| Feb. 18, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1869 | $32.02 | 105,432.0000 | 168,510,000 | 1.74% | 0.00% |
| Feb. 18, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6355 | $0.00 | 107,301.0000 | 168,510,000 | 6.30% | 0.00% |
| Feb. 19, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6045 | $0.00 | 18,137.0000 | 168,510,000 | 25.00% | 0.00% |
| Feb. 19, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2277 | $32.00 | 109,200.0000 | 168,510,000 | 2.04% | 0.00% |
| Feb. 5, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Ordinary Shares | 21127 | $0.00 | 107,335.0000 | 168,510,000 | 24.51% | 0.01% |
| Feb. 5, 2026 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 6389 | $33.55 | 100,946.0000 | 168,510,000 | 5.95% | 0.00% |
| June 10, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 3334 | $31.09 | 86,208.0000 | 169,198,000 | 3.72% | 0.00% |
| June 9, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 3333 | $31.95 | 89,542.0000 | 169,198,000 | 3.59% | 0.00% |
| Feb. 26, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 5409 | $0.00 | 95,277.0000 | 169,198,000 | 6.02% | 0.00% |
| Feb. 26, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 5409 | $0.00 | 16,229.0000 | 169,198,000 | 25.00% | 0.00% |
| Feb. 26, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2402 | $34.80 | 92,875.0000 | 169,198,000 | 2.52% | 0.00% |
| Feb. 23, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6408 | $0.00 | 12,815.0000 | 169,198,000 | 33.34% | 0.00% |
| Feb. 22, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 7109 | $0.00 | 89,463.0000 | 169,198,000 | 8.63% | 0.00% |
| Feb. 22, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 3157 | $35.32 | 86,306.0000 | 169,198,000 | 3.53% | 0.00% |
| Feb. 23, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6408 | $0.00 | 92,714.0000 | 169,198,000 | 7.42% | 0.00% |
| Feb. 23, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2846 | $35.32 | 89,868.0000 | 169,198,000 | 3.07% | 0.00% |
| Feb. 22, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 7109 | $0.00 | 0.0000 | 169,198,000 | 100.00% | 0.00% |
| Feb. 18, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6354 | $0.00 | 6,355.0000 | 169,198,000 | 50.00% | 0.00% |
| Feb. 19, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Employee Stock Option (Right to Buy) | 50417 | $0.00 | 50,417.0000 | 169,198,000 | 9999.99% | 0.03% |
| Feb. 19, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Restricted Stock Unit Award | 24182 | $0.00 | 24,182.0000 | 169,198,000 | 9999.99% | 0.01% |
| Feb. 18, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6354 | $0.00 | 84,223.0000 | 169,198,000 | 8.16% | 0.00% |
| Feb. 18, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1869 | $35.90 | 82,354.0000 | 169,198,000 | 2.22% | 0.00% |
| Feb. 6, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Ordinary Shares | 24565 | $0.00 | 85,268.0000 | 169,198,000 | 40.47% | 0.01% |
| Feb. 6, 2025 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 7399 | $31.39 | 77,869.0000 | 169,198,000 | 8.68% | 0.00% |
| Nov. 27, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 5208 | $29.15 | 60,703.0000 | 170,196,000 | 7.90% | 0.00% |
| March 18, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 10417 | $28.10 | 65,911.0000 | 169,730,000 | 13.65% | 0.01% |
| Feb. 23, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6407 | $0.00 | 19,223.0000 | 169,730,000 | 25.00% | 0.00% |
| Feb. 26, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Employee Stock Option (Right to Buy) | 87602 | $0.00 | 87,602.0000 | 169,730,000 | 9999.99% | 0.05% |
| Feb. 26, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Restricted Stock Unit Award | 21638 | $0.00 | 21,638.0000 | 169,730,000 | 9999.99% | 0.01% |
| Feb. 23, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2845 | $29.57 | 76,328.0000 | 169,730,000 | 3.59% | 0.00% |
| Feb. 23, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6407 | $0.00 | 79,173.0000 | 169,730,000 | 8.80% | 0.00% |
| Feb. 22, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 7108 | $0.00 | 7,109.0000 | 169,730,000 | 50.00% | 0.00% |
| Feb. 22, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 7108 | $0.00 | 75,922.0000 | 169,730,000 | 10.33% | 0.00% |
| Feb. 22, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 3156 | $28.91 | 72,766.0000 | 169,730,000 | 4.16% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Restricted Stock Unit Award | 502 | $0.00 | 25,630.0000 | 163,742,000 | 2.00% | 0.00% |
| Feb. 18, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1869 | $32.18 | 66,292.0000 | 169,730,000 | 2.74% | 0.00% |
| Feb. 20, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 3901 | $0.00 | 70,193.0000 | 169,730,000 | 5.88% | 0.00% |
| Feb. 20, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1379 | $30.39 | 68,814.0000 | 169,730,000 | 1.96% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Employee Stock Option (Right to Buy) | 999 | $22.94 | 50,999.0000 | 163,742,000 | 2.00% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Employee Stock Option (Right to Buy) | 885 | $20.03 | 45,212.0000 | 163,742,000 | 2.00% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Restricted Stock Unit Award | 76 | $0.00 | 3,901.0000 | 163,742,000 | 1.99% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Employee Stock Option (Right to Buy) | 2274 | $19.34 | 116,028.0000 | 163,742,000 | 2.00% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Restricted Stock Unit Award | 278 | $0.00 | 14,217.0000 | 163,742,000 | 1.99% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Employee Stock Option (Right to Buy) | 1992 | $24.59 | 101,674.0000 | 163,742,000 | 2.00% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Restricted Stock Unit Award | 373 | $0.00 | 19,064.0000 | 163,742,000 | 2.00% | 0.00% |
| Nov. 17, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | J | Employee Stock Option (Right to Buy) | 2010 | $26.82 | 102,522.0000 | 163,742,000 | 2.00% | 0.00% |
| Feb. 18, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6355 | $0.00 | 68,161.0000 | 169,730,000 | 10.28% | 0.00% |
| Feb. 18, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6355 | $0.00 | 12,709.0000 | 169,730,000 | 33.34% | 0.00% |
| Feb. 20, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 3901 | $0.00 | 0.0000 | 169,730,000 | 100.00% | 0.00% |
| Feb. 8, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Ordinary Shares | 27012 | $0.00 | 69,941.0000 | 169,730,000 | 62.92% | 0.02% |
| Feb. 8, 2024 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 8135 | $26.77 | 61,806.0000 | 169,730,000 | 11.63% | 0.00% |
| June 5, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1555 | $29.46 | 42,929.0000 | 163,742,000 | 3.50% | 0.00% |
| June 5, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 3500 | $0.00 | 44,484.0000 | 163,742,000 | 8.54% | 0.00% |
| June 5, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 3500 | $0.00 | 0.0000 | 163,742,000 | 100.00% | 0.00% |
| May 30, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | S | Ordinary Shares | 27134 | $28.93 | 40,984.0000 | 163,742,000 | 39.83% | 0.02% |
| May 30, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 19634 | $20.43 | 68,118.0000 | 163,742,000 | 40.50% | 0.01% |
| May 30, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Employee Stock Option (Right to Buy) | 19634 | $0.00 | 44,327.0000 | 163,742,000 | 30.70% | 0.01% |
| Feb. 22, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6969 | $0.00 | 13,939.0000 | 163,742,000 | 33.33% | 0.00% |
| Feb. 23, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Restricted Stock Unit Award | 25128 | $0.00 | 25,128.0000 | 163,742,000 | 9999.99% | 0.02% |
| Feb. 23, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Employee Stock Option (Right to Buy) | 100512 | $0.00 | 100,512.0000 | 163,742,000 | 9999.99% | 0.06% |
| Feb. 22, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 2704 | $27.77 | 48,484.0000 | 163,742,000 | 5.28% | 0.00% |
| Feb. 22, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6969 | $0.00 | 51,188.0000 | 163,742,000 | 15.76% | 0.00% |
| Feb. 20, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | A | Ordinary Shares | 22969 | $0.00 | 50,972.0000 | 163,742,000 | 82.02% | 0.01% |
| Feb. 18, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 6230 | $0.00 | 27,265.0000 | 163,742,000 | 29.62% | 0.00% |
| Feb. 18, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1961 | $28.07 | 25,304.0000 | 163,742,000 | 7.19% | 0.00% |
| Feb. 20, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Ordinary Shares | 3824 | $0.00 | 29,128.0000 | 163,742,000 | 15.11% | 0.00% |
| Feb. 20, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 1125 | $28.07 | 28,003.0000 | 163,742,000 | 3.86% | 0.00% |
| Feb. 20, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 3824 | $0.00 | 3,825.0000 | 163,742,000 | 49.99% | 0.00% |
| Feb. 18, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | M | Restricted Stock Unit Award | 6230 | $0.00 | 18,691.0000 | 163,742,000 | 25.00% | 0.00% |
| Feb. 20, 2023 | Alkermes plc. | $ALKS | Nichols Christian Todd | SVP, Chief Commercial Officer | F | Ordinary Shares | 6753 | $28.07 | 44,219.0000 | 163,742,000 | 13.25% | 0.00% |