Millennium Management’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
$17.2M Buy
3,660,190
+3,370,537
+1,164% +$17.1M 0.01% 1673
2025
Q4
$1.23M Sell
289,653
-1,097,210
-79% -$4.17M ﹤0.01% 4334
2025
Q3
$4.42M Buy
1,386,863
+1,153,524
+494% +$2.6M ﹤0.01% 3265
2025
Q2
$530K Sell
233,339
-2,592,937
-92% -$4.18M ﹤0.01% 4870
2025
Q1
$1.8M Sell
2,826,276
-394,736
-12% -$306K ﹤0.01% 3881
2024
Q4
$3.32M Buy
3,221,012
+660,756
+26% +$711K ﹤0.01% 3203
2024
Q3
$3.02M Buy
2,560,256
+714,853
+39% +$908K ﹤0.01% 3307
2024
Q2
$2.25M Buy
1,845,403
+1,173,775
+175% +$2.34M ﹤0.01% 3440
2024
Q1
$1.46M Sell
671,628
-122,419
-15% -$226K ﹤0.01% 3997
2023
Q4
$1.23M Buy
794,047
+95,141
+14% +$125K ﹤0.01% 3990
2023
Q3
$902K Buy
698,906
+49,608
+8% +$78.1K ﹤0.01% 4256
2023
Q2
$1.12M Sell
649,298
-311,744
-32% -$518K ﹤0.01% 3959
2023
Q1
$1.45M Sell
961,042
-758,769
-44% -$1.71M ﹤0.01% 3743
2022
Q4
$2.75M Buy
1,719,811
+1,187,298
+223% +$1.76M ﹤0.01% 3293
2022
Q3
$772K Sell
532,513
-909,219
-63% -$1.4M ﹤0.01% 4561
2022
Q2
$2.64M Sell
1,441,732
-803,458
-36% -$1.54M ﹤0.01% 3421
2022
Q1
$6M Buy
2,245,190
+978,268
+77% +$3.76M ﹤0.01% 2731
2021
Q4
$5.49M Buy
1,266,922
+330,074
+35% +$1.93M ﹤0.01% 2806
2021
Q3
$4.77M Buy
936,848
+340,519
+57% +$1.82M ﹤0.01% 2916
2021
Q2
$3.77M Buy
596,329
+123,087
+26% +$958K ﹤0.01% 3125
2021
Q1
$3.66M Buy
473,242
+110,581
+30% +$875K ﹤0.01% 2927
2020
Q4
$2.38M Buy
362,661
+66,047
+22% +$472K ﹤0.01% 3107
2020
Q3
$1.97K Buy
296,614
+190,592
+180% +$1.41M ﹤0.01% 2609
2020
Q2
$883K Sell
106,022
-188,291
-64% -$1.75M ﹤0.01% 3058
2020
Q1
$2.26M Sell
294,313
-29,669
-9% -$207K 0.01% 1933
2019
Q4
$2.69M Buy
323,982
+260,709
+412% +$1.76M ﹤0.01% 2417
2019
Q3
$466K Sell
63,273
-411,565
-87% -$4.06M ﹤0.01% 3309
2019
Q2
$5.33M Buy
474,838
+384,901
+428% +$4.04M 0.01% 1719
2019
Q1
$967K Sell
89,937
-68,501
-43% -$1.01M ﹤0.01% 2885
2018
Q4
$2.39M Sell
158,438
-59,053
-27% -$876K ﹤0.01% 2092
2018
Q3
$4.02M Sell
217,491
-47,430
-18% -$1.08M ﹤0.01% 1961
2018
Q2
$6.06M Sell
264,921
-329,867
-55% -$8.43M 0.01% 1673
2018
Q1
$16.9M Sell
594,788
-242,627
-29% -$6.92M 0.02% 982
2017
Q4
$17.7M Buy
837,415
+212,423
+34% +$4.4M 0.02% 980
2017
Q3
$11.4M Buy
624,992
+522,495
+510% +$8.15M 0.02% 1164
2017
Q2
$1.59M Sell
102,497
-65,193
-39% -$983K ﹤0.01% 2205
2017
Q1
$2.9M Buy
167,690
+114,220
+214% +$1.5M 0.01% 1783
2016
Q4
$588K Buy
+53,470
New +$648K ﹤0.01% 2604
2016
Q3
Sell
-14,195
Closed -$145K 3303
2016
Q2
$145K Buy
+14,195
New +$162K ﹤0.01% 2966

Other funds holding CTMX

Millennium Management's CTMX Position: Q1 2026 in Review

Millennium Management increased its CytomX Therapeutics (CTMX) stake by 1,164% in Q1 2026, buying an estimated $17.1M and bringing the position to 3,660,190 shares worth $17.2M. The position accounts for 0.01% of the portfolio, ranked #1673.

Millennium Management first reported a position in CTMX in Q2 2016 and has held it in 39 quarters since. The position peaked at $17.7M in Q4 2017. 179 funds tracked by Wall St. Rank hold CTMX as of Q1 2026.

  • Millennium Management held 3,660,190 shares of CytomX Therapeutics worth $17.2M as of Q1 2026.
  • Millennium Management bought 3,370,537 CytomX Therapeutics shares in Q1 2026, an estimated $17.1M.
  • CytomX Therapeutics made up 0.01% of Millennium Management's portfolio in Q1 2026, its #1673 holding.
  • Millennium Management first reported a position in CytomX Therapeutics in Q2 2016 and has held it in 39 quarters since.
  • Millennium Management's CytomX Therapeutics position peaked at $17.7M in Q4 2017.
  • 179 funds tracked by Wall St. Rank held CytomX Therapeutics as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.