Adage Capital Partners
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Adage Capital Partners’s Ionis Pharmaceuticals IONS Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$150M Buy
3,800,000
+2,724,400
+253% +$108M 0.25% 74
2025
Q1
$32.5M Buy
1,075,600
+800,600
+291% +$24.2M 0.06% 313
2024
Q4
$9.61M Sell
275,000
-225,000
-45% -$7.87M 0.02% 619
2024
Q3
$20M Sell
500,000
-300,000
-38% -$12M 0.04% 450
2024
Q2
$38.1M Sell
800,000
-200,000
-20% -$9.53M 0.07% 276
2024
Q1
$43.4M Sell
1,000,000
-385,300
-28% -$16.7M 0.08% 256
2023
Q4
$70.1M Buy
1,385,300
+318,300
+30% +$16.1M 0.15% 154
2023
Q3
$48.4M Buy
+1,067,000
New +$48.4M 0.11% 204