California State Teachers Retirement System (CalSTRS)’s Y-mAbs Therapeutics YMAB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
Sell
-2,665
Closed -$12K 3089
2025
Q2
$12K Hold
2,665
﹤0.01% 2678
2025
Q1
$11.8K Sell
2,665
-26,816
-91% -$156K ﹤0.01% 2715
2024
Q4
$231K Hold
29,481
﹤0.01% 2332
2024
Q3
$388K Sell
29,481
-968
-3% -$12.3K ﹤0.01% 2227
2024
Q2
$368K Buy
30,449
+26,749
+723% +$361K ﹤0.01% 2223
2024
Q1
$60.2K Sell
3,700
-2,356
-39% -$31.8K ﹤0.01% 2487
2023
Q4
$41.3K Sell
6,056
-2,062
-25% -$11.9K ﹤0.01% 2665
2023
Q3
$44.2K Sell
8,118
-4,120
-34% -$24K ﹤0.01% 2762
2023
Q2
$83.1K Sell
12,238
-1,412
-10% -$10.6K ﹤0.01% 2708
2023
Q1
$68.4K Sell
13,650
-29,480
-68% -$120K ﹤0.01% 2777
2022
Q4
$210K Buy
43,130
+426
+1% +$3.1K ﹤0.01% 2613
2022
Q3
$616K Sell
42,704
-803
-2% -$13.3K ﹤0.01% 2234
2022
Q2
$658K Buy
43,507
+6,214
+17% +$72.5K ﹤0.01% 2228
2022
Q1
$443K Sell
37,293
-3,833
-9% -$39.4K ﹤0.01% 2439
2021
Q4
$667K Buy
41,126
+894
+2% +$19.1K ﹤0.01% 2397
2021
Q3
$1.15M Sell
40,232
-7,945
-16% -$250K ﹤0.01% 2056
2021
Q2
$1.63M Buy
48,177
+2,169
+5% +$69.6K ﹤0.01% 1898
2021
Q1
$1.39M Sell
46,008
-139
-0.3% -$5.7K ﹤0.01% 1937
2020
Q4
$2.29M Buy
46,147
+490
+1% +$22.7K ﹤0.01% 1568
2020
Q3
$1.75M Buy
45,657
+513
+1% +$20.4K ﹤0.01% 1566
2020
Q2
$1.95M Buy
45,144
+9,435
+26% +$357K ﹤0.01% 1493
2020
Q1
$932K Sell
35,709
-403
-1% -$11.7K ﹤0.01% 1715
2019
Q4
$1.13M Buy
36,112
+4,403
+14% +$130K ﹤0.01% 1890
2019
Q3
$826K Buy
31,709
+379
+1% +$9.68K ﹤0.01% 2046
2019
Q2
$717K Buy
31,330
+20,429
+187% +$469K ﹤0.01% 2163
2019
Q1
$286K Sell
10,901
-1,709
-14% -$37.5K ﹤0.01% 2621
2018
Q4
$256K Buy
+12,610
New +$290K ﹤0.01% 2644

Other funds holding YMAB

California State Teachers Retirement System (CalSTRS)'s YMAB Position: Q3 2025 in Review

California State Teachers Retirement System (CalSTRS) sold out of Y-mAbs Therapeutics (YMAB) in Q3 2025, closing a stake of 2,665 shares — an estimated $12K sold.

California State Teachers Retirement System (CalSTRS) first reported a position in YMAB in Q4 2018 and held it in 27 quarters. The position peaked at $2.29M in Q4 2020. 2 funds tracked by Wall St. Rank hold YMAB as of Q3 2025.

  • California State Teachers Retirement System (CalSTRS) reported no remaining Y-mAbs Therapeutics position as of Q3 2025 after selling out during the quarter.
  • California State Teachers Retirement System (CalSTRS) sold 2,665 Y-mAbs Therapeutics shares in Q3 2025, an estimated $12K.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Y-mAbs Therapeutics in Q4 2018 and held it in 27 quarters.
  • California State Teachers Retirement System (CalSTRS)'s Y-mAbs Therapeutics position peaked at $2.29M in Q4 2020.
  • 2 funds tracked by Wall St. Rank held Y-mAbs Therapeutics as of Q3 2025.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q3 2025, filed 14 Nov 2025.