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PEAK6 LLC

Position in IONS — Ionis Pharmaceuticals Inc

CIK 1389958 AUSTIN, TX

Position in IONS

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,335,883
-$248,639 QoQ
Shares Held
29,460
-14.4% QoQ
Ownership
0.018%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#203
of 513 holders
Holding Since
Dec 2024
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IONS Over Time

Shares Held

Position Value (USD)

Derivatives in IONS

reported options exposure · as of Jun 30, 2026
CallValue
$79,290
CallShares
1,000
PutValue
$1,609,587
PutShares
20,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

PEAK6 LLC holds $19,544,893 across 28 Biotechnology names. IONS ranks #2 (12.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 IONS
Ionis Pharmaceuticals Inc
This page
29,460 $2,335,883

All Filings in IONS

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,335,883 29,460
2026-06-30 $79,290 1,000
2026-06-30 $1,609,587 20,300
2026-03-31 $1,524,327 20,300
2026-03-31 $2,584,522 34,419
2026-03-31 $75,090 1,000
2025-12-31 $2,424,088 30,642
2025-09-30 $399,847 6,112
2025-09-30 $1,354,194 20,700
2024-12-31 $3,496,000 100,000