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Alnylam Pharmaceuticals

402 hedge funds and large institutions have $21B invested in Alnylam Pharmaceuticals in 2021 Q3 according to their latest regulatory filings, with 48 funds opening new positions, 154 increasing their positions, 121 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
402
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$275M
Puts
$138M
Net Calls
Net Calls Change

Top Buyers

1 +$65.6M
2 +$52.5M
3 +$43.5M
4
BlackRock
BlackRock
New York
+$42.1M
5
PCH
Polar Capital Holdings
United Kingdom
+$36.7M

Top Sellers

1 -$339M
2 -$54.2M
3 -$50.3M
4
ACA
Avoro Capital Advisors
New York
-$28.1M
5
JP Morgan Chase
JP Morgan Chase
New York
-$26.8M
Name Holding Trade Value Shares
Change
Change in
Stake
326
$221K
327
$215K
328
$214K
329
$212K
330
$212K
331
$202K
332
$202K
333
$199K
334
$180K
335
$169K
336
$165K
337
$161K
338
$142K
339
$141K
340
$132K
341
$114K
342
$98.9K
343
$98K
344
$88K
345
$87K
346
$77K
347
$76K
348
$66K
349
$55K
350
$44.4K