California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s CytomX Therapeutics CTMX Stock Holding History

California State Teachers Retirement System (CalSTRS)’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
Q1 		$415K Buy
+88,379
New +$449K ﹤0.01% 2114
2022
Q2 		– Sell
-27,558
Closed -$74K – 3171
2022
Q1 		$74K Sell
27,558
-7,478
-21% -$28.7K ﹤0.01% 2945
2021
Q4 		$152K Sell
35,036
-42,574
-55% -$249K ﹤0.01% 2880
2021
Q3 		$395K Sell
77,610
-11,986
-13% -$64.2K ﹤0.01% 2530
2021
Q2 		$567K Sell
89,596
-3,310
-4% -$25.8K ﹤0.01% 2575
2021
Q1 		$718K Buy
92,906
+24,805
+36% +$196K ﹤0.01% 2349
2020
Q4 		$446K Hold
68,101
– – ﹤0.01% 2473
2020
Q3 		$453K Buy
68,101
+94
+0.1% +$697 ﹤0.01% 2323
2020
Q2 		$566K Hold
68,007
– – ﹤0.01% 2185
2020
Q1 		$522K Sell
68,007
-2,156
-3% -$15K ﹤0.01% 2038
2019
Q4 		$583K Hold
70,163
– – ﹤0.01% 2265
2019
Q3 		$518K Buy
70,163
+838
+1% +$8.27K ﹤0.01% 2285
2019
Q2 		$778K Buy
69,325
+678
+1% +$7.11K ﹤0.01% 2119
2019
Q1 		$738K Sell
68,647
-347
-0.5% -$5.13K ﹤0.01% 2106
2018
Q4 		$1.04M Buy
68,994
+901
+1% +$13.4K ﹤0.01% 1880
2018
Q3 		$1.26M Buy
68,093
+9,076
+15% +$207K ﹤0.01% 1917
2018
Q2 		$1.35M Buy
59,017
+14,773
+33% +$377K ﹤0.01% 1867
2018
Q1 		$1.26M Sell
44,244
-1,551
-3% -$44.3K ﹤0.01% 1827
2017
Q4 		$967K Sell
45,795
-651
-1% -$13.5K ﹤0.01% 2026
2017
Q3 		$844K Sell
46,446
-4,984
-10% -$77.8K ﹤0.01% 2104
2017
Q2 		$797K Buy
51,430
+11,200
+28% +$169K ﹤0.01% 2196
2017
Q1 		$695K Sell
40,230
-1,800
-4% -$23.7K ﹤0.01% 2294
2016
Q4 		$462K Sell
42,030
-1,100
-3% -$13.3K ﹤0.01% 2562
2016
Q3 		$676K Buy
43,130
+300
+0.7% +$3.63K ﹤0.01% 2323
2016
Q2 		$438K Buy
42,830
+26,607
+164% +$303K ﹤0.01% 2545
2016
Q1 		$209K Buy
16,223
+2,023
+14% +$28.1K ﹤0.01% 2788
2015
Q4 		$296K Buy
+14,200
New +$225K ﹤0.01% 2716

Other funds holding CTMX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s CTMX Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) opened a new position in CytomX Therapeutics (CTMX) in Q1 2026: 88,379 shares worth $415K. The stake represents ﹤0.01% of the portfolio and ranks #2114 among its holdings. This is a return to the name: California State Teachers Retirement System (CalSTRS) previously reported a position in CTMX as recently as Q1 2022.

California State Teachers Retirement System (CalSTRS) first reported a position in CTMX in Q4 2015 and has held it in 27 quarters since. The position peaked at $1.35M in Q2 2018. 179 funds tracked by Wall St. Rank hold CTMX as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 88,379 shares of CytomX Therapeutics worth $415K as of Q1 2026.
  • CytomX Therapeutics was a new California State Teachers Retirement System (CalSTRS) position in Q1 2026.
  • CytomX Therapeutics made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #2114 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in CytomX Therapeutics in Q4 2015 and has held it in 27 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s CytomX Therapeutics position peaked at $1.35M in Q2 2018.
  • 179 funds tracked by Wall St. Rank held CytomX Therapeutics as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.