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 		$235K Sell
62,700
-565,900
-90% -$2.16M ﹤0.01% 4159
2026
Q1 		$2.95M Buy
628,600
+617,200
+5,414% +$3.13M 0.01% 1719
2025
Q4 		$48.6K Sell
11,400
-38,100
-77% -$145K ﹤0.01% 5625
2025
Q3 		$158K Buy
49,500
+39,500
+395% +$89K ﹤0.01% 4925
2025
Q2 		$22.7K Buy
+10,000
New +$16.1K ﹤0.01% 6178
2025
Q1 		– Sell
-100
Closed -$103 – 7713
2024
Q4 		$103 Buy
+100
New +$108 ﹤0.01% 7097
2024
Q3 		– Sell
-12,400
Closed -$15.1K – 6744
2024
Q2 		$15.1K Buy
12,400
+12,300
+12,300% +$24.5K ﹤0.01% 5399
2024
Q1 		$218 Buy
+100
New +$185 ﹤0.01% 6802
2022
Q2 		– Sell
-300
Closed -$1K – 7924
2022
Q1 		$1K Hold
300
– – ﹤0.01% 7815
2021
Q4 		$1K Buy
+300
New +$1.76K ﹤0.01% 7974
2021
Q3 		– Sell
-8,000
Closed -$51K – 8246
2021
Q2 		$51K Buy
+8,000
New +$62.3K ﹤0.01% 6561
2020
Q4 		– Sell
-200
Closed -$1K – 6563
2020
Q3 		$1K Hold
200
– – ﹤0.01% 5904
2020
Q2 		$2K Buy
+200
New +$1.86K ﹤0.01% 5543
2019
Q4 		– Sell
-1,200
Closed -$9K – 5177
2019
Q3 		$9K Buy
+1,200
New +$11.8K ﹤0.01% 4620
2018
Q3 		– Sell
-1,000
Closed -$23K – 5249
2018
Q2 		$23K Sell
1,000
-5,200
-84% -$133K ﹤0.01% 4318
2018
Q1 		$176K Buy
6,200
+3,900
+170% +$111K ﹤0.01% 2879
2017
Q4 		$49K Buy
+2,300
New +$47.7K ﹤0.01% 3738

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.