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CITADEL ADVISORS LLC

Position in CTMX — CytomX Therapeutics, Inc.

CIK 1423053 MIAMI, FL

Position in CTMX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$11,664,408
-$13,744,698 QoQ
Shares Held
3,110,509
-42.5% QoQ
Ownership
1.43%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#20
of 178 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CTMX Over Time

Shares Held

Position Value (USD)

Derivatives in CTMX

reported options exposure · as of Jun 30, 2026
CallValue
$491,250
CallShares
131,000
PutValue
$332,250
PutShares
88,600

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

CITADEL ADVISORS LLC holds $6,088,670,159 across 436 Biotechnology names. CTMX ranks #87 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CTMX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $11,664,408 3,110,509
2026-06-30 $491,250 131,000
2026-06-30 $332,250 88,600
2026-03-31 $1,675,080 356,400
2026-03-31 $25,409,106 5,406,193
2026-03-31 $642,020 136,600
2025-12-31 $337,818 79,300
2025-12-31 $1,458,215 342,304
2025-12-31 $218,112 51,200
2025-09-30 $5,743,387 1,800,435
2025-09-30 $138,765 43,500
2025-09-30 $429,055 134,500
2025-06-30 $194,105 85,509
2025-06-30 $240,620 106,000
2025-06-30 $340,046 149,800
2025-03-31 $63 100
2025-03-31 $30,464 47,900
2025-03-31 $5,660 8,900
2024-12-31 $4,841 4,700
2024-12-31 $3,811 3,700
2024-12-31 $331,980 322,311
2024-09-30 $374,200 317,119
2024-09-30 $9,794 8,300
2024-09-30 $3,540 3,000
2024-06-30 $9,272 7,600
2024-06-30 $6,710 5,500
2024-06-30 $603,464 494,643
2024-03-31 $9,810 4,500
2024-03-31 $19,402 8,900
2024-03-31 $80,173 36,777
2023-12-31 $392,588 253,283
2023-12-31 $30,225 19,500
2023-12-31 $4,960 3,200
2023-09-30 $77,613 60,166
2023-09-30 $4,386 3,400
2023-09-30 $44,505 34,500
2023-06-30 $60,372 35,100
2023-06-30 $15,228 8,854
2023-06-30 $18,232 10,600
2023-03-31 $11,476 7,600
2023-03-31 $22,046 14,600
2023-03-31 $420,801 278,677
2022-12-31 $732,668 457,918
2022-12-31 $28,480 17,800
2022-12-31 $7,360 4,600
2022-09-30 $22,185 15,300
2022-09-30 $71,280 49,159
2022-06-30 $26,901 14,700
2022-06-30 $614,859 335,989
2022-03-31 $38,399 14,382