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Equibles

PERCEPTIVE ADVISORS LLC

Position in IONS — Ionis Pharmaceuticals Inc

CIK 1224962 NEW YORK, NY
Back to IONS Full portfolio

Position in IONS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$44,878,140
+$7,032,780 QoQ
Shares Held
566,000
+12.3% QoQ
Ownership
0.341%
of shares outstanding
% of Portfolio
0.72%
of 13F equity value
Holder Rank
#51
of 514 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IONS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

PERCEPTIVE ADVISORS LLC holds $5,490,398,452 across 69 Biotechnology names. IONS ranks #25 (0.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 PRAX
Praxis Precision Medicines, Inc.
 2,035,986 $681,627,752
2 SYRE
Spyre Therapeutics, Inc.
 4,319,496 $383,484,854
3 CELC
Celcuity Inc.
 3,197,200 $334,491,064
4 ASND
Ascendis Pharma A/S
 1,163,721 $310,387,665
5 RYTM
Rhythm Pharmaceuticals, Inc.
 2,586,295 $287,156,333
6 ROIV
Roivant Sciences Ltd.
 8,085,461 $286,144,464
7 RLAY
Relay Therapeutics, Inc.
 14,106,187 $263,926,758
8 TVTX
Travere Therapeutics, Inc.
 3,752,574 $213,183,728

All Filings in IONS

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $44,878,140 566,000
2026-03-31 $37,845,360 504,000