Citadel Advisors’s CytomX Therapeutics CTMX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.68M Buy
356,400
+305,200
+596% +$1.55M ﹤0.01% 6477
2025
Q4
$218K Buy
51,200
+7,700
+18% +$29.3K ﹤0.01% 10854
2025
Q3
$139K Sell
43,500
-62,500
-59% -$141K ﹤0.01% 11595
2025
Q2
$241K Buy
106,000
+58,100
+121% +$93.7K ﹤0.01% 10296
2025
Q1
$30.5K Buy
47,900
+43,200
+919% +$33.5K ﹤0.01% 12807
2024
Q4
$4.84K Sell
4,700
-3,600
-43% -$3.87K ﹤0.01% 13901
2024
Q3
$9.79K Buy
8,300
+700
+9% +$889 ﹤0.01% 13237
2024
Q2
$9.27K Buy
7,600
+3,100
+69% +$6.17K ﹤0.01% 13146
2024
Q1
$9.81K Buy
4,500
+1,300
+41% +$2.4K ﹤0.01% 13481
2023
Q4
$4.96K Sell
3,200
-200
-6% -$263 ﹤0.01% 13466
2023
Q3
$4.39K Sell
3,400
-7,200
-68% -$11.3K ﹤0.01% 13488
2023
Q2
$18.2K Buy
10,600
+3,000
+39% +$4.98K ﹤0.01% 12812
2023
Q1
$11.5K Buy
7,600
+3,000
+65% +$6.78K ﹤0.01% 13475
2022
Q4
$7.36K Buy
+4,600
New +$6.81K ﹤0.01% 13829
2022
Q2
Sell
-11,400
Closed -$30K 13020
2022
Q1
$30K Sell
11,400
-31,300
-73% -$120K ﹤0.01% 13101
2021
Q4
$185K Buy
42,700
+32,400
+315% +$190K ﹤0.01% 11958
2021
Q3
$52K Sell
10,300
-8,500
-45% -$45.5K ﹤0.01% 13349
2021
Q2
$119K Sell
18,800
-5,800
-24% -$45.2K ﹤0.01% 12748
2021
Q1
$190K Buy
+24,600
New +$195K ﹤0.01% 11761

Other funds holding CTMX

Citadel Advisors's CTMX Position: Q1 2026 in Review

Citadel Advisors increased its CytomX Therapeutics (CTMX) stake by 1,479% in Q1 2026, buying an estimated $25.7M and bringing the position to 5,406,193 shares worth $25.4M. The position accounts for ﹤0.01% of the portfolio, ranked #2036.

Citadel Advisors first reported a position in CTMX in Q1 2017 and has held it in 32 quarters since. 179 funds tracked by Wall St. Rank hold CTMX as of Q1 2026.

  • Citadel Advisors held 5,406,193 shares of CytomX Therapeutics worth $25.4M as of Q1 2026.
  • Citadel Advisors bought 5,063,889 CytomX Therapeutics shares in Q1 2026, an estimated $25.7M.
  • CytomX Therapeutics made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2036 holding.
  • Citadel Advisors first reported a position in CytomX Therapeutics in Q1 2017 and has held it in 32 quarters since.
  • 179 funds tracked by Wall St. Rank held CytomX Therapeutics as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.