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PEAK6 LLC

Position in IONS — Ionis Pharmaceuticals Inc

CIK 1389958 AUSTIN, TX

Position in IONS

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$2,584,522
+$160,434 QoQ
Shares Held
34,419
+12.3% QoQ
Ownership
0.021%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
4 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in IONS Over Time

Shares Held

Position Value (USD)

Derivatives in IONS

reported options exposure · as of Mar 31, 2026
CallValue
$75,090
CallShares
1,000
PutValue
$1,524,327
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 Mar 31, 2026

PEAK6 LLC holds $24,388,144 across 19 Biotechnology names. IONS ranks #5 (10.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 IONS
Ionis Pharmaceuticals Inc
This page
34,419 $2,584,522

All Filings in IONS

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
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