Group One Trading
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Group One Trading’s CytomX Therapeutics CTMX Stock Holding History

Group One Trading’s Portfolio CTMX Stock Details CTMX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-154,134
Closed -$589K – 7726
2026
Q1 		$724K Buy
+154,134
New +$782K ﹤0.01% 2996
2025
Q2 		– Sell
-4,124
Closed -$6.65K – 8024
2025
Q1 		$2.62K Sell
4,124
-100
-2% -$78 ﹤0.01% 6909
2024
Q4 		$4.35K Sell
4,224
-687
-14% -$739 ﹤0.01% 6468
2024
Q3 		$5.79K Sell
4,911
-12,053
-71% -$15.3K ﹤0.01% 5819
2024
Q2 		$20.7K Buy
16,964
+16,327
+2,563% +$32.5K ﹤0.01% 5201
2024
Q1 		$1.39K Hold
637
– – ﹤0.01% 6565
2023
Q4 		$987 Hold
637
– – ﹤0.01% 6987
2023
Q3 		$822 Sell
637
-2,998
-82% -$4.72K ﹤0.01% 7250
2023
Q2 		$6.25K Buy
3,635
+2,500
+220% +$4.15K ﹤0.01% 6620
2023
Q1 		$1.71K Buy
1,135
+939
+479% +$2.12K ﹤0.01% 6648
2022
Q4 		$314 Hold
196
– – ﹤0.01% 6997
2022
Q3 		$0 Hold
196
– – ﹤0.01% 7629
2022
Q2 		$0 Sell
196
-300
-60% -$574 ﹤0.01% 7923
2022
Q1 		$1K Sell
496
-1,015
-67% -$3.9K ﹤0.01% 7814
2021
Q4 		$7K Buy
+1,511
New +$8.85K ﹤0.01% 7507
2021
Q3 		– Sell
-1,800
Closed -$9.64K – 8245
2021
Q2 		$11K Buy
1,800
+700
+64% +$5.45K ﹤0.01% 7475
2021
Q1 		$9K Buy
+1,100
New +$8.71K ﹤0.01% 7078
2018
Q1 		– Sell
-300
Closed -$8.56K – 4900
2017
Q4 		$6K Buy
+300
New +$6.22K ﹤0.01% 4508

Other funds holding CTMX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
VA
VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return

Group One Trading's CTMX Position: Q2 2026 in Review

Group One Trading sold out of CytomX Therapeutics (CTMX) in Q2 2026, closing a stake of 154,134 shares — an estimated $589K sold.

Group One Trading first reported a position in CTMX in Q4 2017 and held it in 18 quarters. The position peaked at $724K in Q1 2026. 178 funds tracked by Wall St. Rank hold CTMX as of Q2 2026.

  • Group One Trading reported no remaining CytomX Therapeutics position as of Q2 2026 after selling out during the quarter.
  • Group One Trading sold 154,134 CytomX Therapeutics shares in Q2 2026, an estimated $589K.
  • Group One Trading first reported a position in CytomX Therapeutics in Q4 2017 and held it in 18 quarters.
  • Group One Trading's CytomX Therapeutics position peaked at $724K in Q1 2026.
  • 178 funds tracked by Wall St. Rank held CytomX Therapeutics as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.