Historical shareholding details of Rafferty Asset Management, LLC holdings in Alkermes plc (ALKS)

Monthly changes of Rafferty Asset Management, LLC shareholding in Alkermes plc over the previous months

Month Name Total no. shares held Percent Holding
Aug 31, 2025 Rafferty Asset Management, Llc 162,979 0.10%
Jul 31, 2025 Rafferty Asset Management, Llc 180,755 0.11%
Jun 30, 2025 Rafferty Asset Management, Llc 161,285 0.10%
May 31, 2025 Rafferty Asset Management, Llc 153,835 0.09%
Apr 30, 2025 Rafferty Asset Management, Llc 136,131 0.08%
Mar 31, 2025 Rafferty Asset Management, Llc 150,448 0.09%
Mar 31, 2025 Rafferty Asset Management, Llc 150,448 0.09%
Feb 28, 2025 Rafferty Asset Management, Llc 189,736 0.12%
Jan 31, 2025 Rafferty Asset Management, Llc 198,955 0.12%
Dec 31, 2024 Rafferty Asset Management, Llc 209,580 0.13%
Dec 31, 2024 Rafferty Asset Management, Llc 233,577 0.14%
Nov 30, 2024 Rafferty Asset Management, Llc 211,687 0.13%
Oct 31, 2024 Rafferty Asset Management, Llc 245,285 0.15%
Sep 30, 2024 Rafferty Asset Management, Llc 255,457 0.16%
Sep 30, 2024 Rafferty Asset Management, Llc 255,457 0.16%
Aug 31, 2024 Rafferty Asset Management, Llc 255,829 0.16%
Jul 31, 2024 Rafferty Asset Management, Llc 269,543 0.16%
Jun 30, 2024 Rafferty Asset Management, Llc 288,473 0.18%
Jun 30, 2024 Rafferty Asset Management, Llc 300,263 0.17%
May 31, 2024 Rafferty Asset Management, Llc 254,867 0.15%
Apr 30, 2024 Rafferty Asset Management, Llc 234,472 0.14%
Mar 31, 2024 Rafferty Asset Management, Llc 313,523 0.19%
Mar 31, 2024 Rafferty Asset Management, Llc 315,722 0.19%
Feb 29, 2024 Rafferty Asset Management, Llc 298,571 0.18%
Jan 31, 2024 Rafferty Asset Management, Llc 333,332 0.20%
Dec 31, 2023 Rafferty Asset Management, Llc 347,177 0.21%
Dec 31, 2023 Rafferty Asset Management, Llc 369,497 0.22%
Nov 30, 2023 Rafferty Asset Management, Llc 294,216 0.18%
Oct 31, 2023 Rafferty Asset Management, Llc 242,284 0.15%
Sep 30, 2023 Rafferty Asset Management, Llc 308,545 0.18%
Sep 30, 2023 Rafferty Asset Management, Llc 308,545 0.19%
Aug 31, 2023 Rafferty Asset Management, Llc 273,721 0.16%
Jul 31, 2023 Rafferty Asset Management, Llc 258,356 0.16%
Jun 30, 2023 Rafferty Asset Management, Llc 266,792 0.16%
Jun 30, 2023 Rafferty Asset Management, Llc 256,466 0.15%
May 31, 2023 Rafferty Asset Management, Llc 262,346 0.16%
Mar 31, 2023 Rafferty Asset Management, Llc 255,668 0.15%

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