California State Teachers Retirement System (CalSTRS)’s Prothena Corp PRTA Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $23.2K | Sell |
2,383
-327
| -12% | -$3K | ﹤0.01% | 2389 |
|
|
2025
Q4 | $25.9K | Buy |
2,710
+295
| +12% | +$3K | ﹤0.01% | 2434 |
|
|
2025
Q3 | $23.6K | Sell |
2,415
-30,828
| -93% | -$237K | ﹤0.01% | 2496 |
|
|
2025
Q2 | $202K | Hold |
33,243
| – | – | ﹤0.01% | 2257 |
|
|
2025
Q1 | $411K | Hold |
33,243
| – | – | ﹤0.01% | 2126 |
|
|
2024
Q4 | $460K | Sell |
33,243
-319
| -1% | -$5.03K | ﹤0.01% | 2150 |
|
|
2024
Q3 | $561K | Sell |
33,562
-1,206
| -3% | -$25.9K | ﹤0.01% | 2069 |
|
|
2024
Q2 | $718K | Sell |
34,768
-5,674
| -14% | -$123K | ﹤0.01% | 1918 |
|
|
2024
Q1 | $1M | Sell |
40,442
-2,268
| -5% | -$67.5K | ﹤0.01% | 1791 |
|
|
2023
Q4 | $1.55M | Sell |
42,710
-1,422
| -3% | -$54.7K | ﹤0.01% | 1594 |
|
|
2023
Q3 | $2.13M | Sell |
44,132
-4,372
| -9% | -$260K | ﹤0.01% | 1355 |
|
|
2023
Q2 | $3.31M | Buy |
48,504
+4,196
| +9% | +$271K | ﹤0.01% | 1192 |
|
|
2023
Q1 | $2.15M | Buy |
44,308
+1,088
| +3% | +$57.5K | ﹤0.01% | 1424 |
|
|
2022
Q4 | $2.6M | Buy |
43,220
+1,017
| +2% | +$59.6K | ﹤0.01% | 1324 |
|
|
2022
Q3 | $2.56M | Sell |
42,203
-968
| -2% | -$30.6K | ﹤0.01% | 1289 |
|
|
2022
Q2 | $1.17M | Sell |
43,171
-64
| -0.1% | -$1.87K | ﹤0.01% | 1848 |
|
|
2022
Q1 | $1.58M | Sell |
43,235
-3,197
| -7% | -$115K | ﹤0.01% | 1768 |
|
|
2021
Q4 | $2.29M | Buy |
46,432
+2,241
| +5% | +$124K | ﹤0.01% | 1658 |
|
|
2021
Q3 | $3.15M | Sell |
44,191
-2,831
| -6% | -$176K | ﹤0.01% | 1429 |
|
|
2021
Q2 | $2.42M | Buy |
47,022
+636
| +1% | +$19.8K | ﹤0.01% | 1670 |
|
|
2021
Q1 | $1.17M | Hold |
46,386
| – | – | ﹤0.01% | 2048 |
|
|
2020
Q4 | $557K | Hold |
46,386
| – | – | ﹤0.01% | 2376 |
|
|
2020
Q3 | $463K | Hold |
46,386
| – | – | ﹤0.01% | 2312 |
|
|
2020
Q2 | $485K | Sell |
46,386
-14,333
| -24% | -$159K | ﹤0.01% | 2263 |
|
|
2020
Q1 | $650K | Sell |
60,719
-1,926
| -3% | -$23.3K | ﹤0.01% | 1924 |
|
|
2019
Q4 | $992K | Hold |
62,645
| – | – | ﹤0.01% | 1973 |
|
|
2019
Q3 | $491K | Buy |
62,645
+1,126
| +2% | +$10K | ﹤0.01% | 2316 |
|
|
2019
Q2 | $650K | Hold |
61,519
| – | – | ﹤0.01% | 2211 |
|
|
2019
Q1 | $746K | Sell |
61,519
-1,411
| -2% | -$17.6K | ﹤0.01% | 2097 |
|
|
2018
Q4 | $648K | Buy |
62,930
+1,443
| +2% | +$17.2K | ﹤0.01% | 2141 |
|
|
2018
Q3 | $804K | Sell |
61,487
-4
| -0% | -$58 | ﹤0.01% | 2173 |
|
|
2018
Q2 | $897K | Buy |
61,491
+2,352
| +4% | +$46.5K | ﹤0.01% | 2127 |
|
|
2018
Q1 | $2.17M | Sell |
59,139
-1,395
| -2% | -$50.7K | ﹤0.01% | 1477 |
|
|
2017
Q4 | $2.27M | Sell |
60,534
-918
| -1% | -$46.7K | ﹤0.01% | 1494 |
|
|
2017
Q3 | $3.98M | Sell |
61,452
-6,615
| -10% | -$405K | 0.01% | 1132 |
|
|
2017
Q2 | $3.68M | Sell |
68,067
-364
| -0.5% | -$19.4K | 0.01% | 1217 |
|
|
2017
Q1 | $3.82M | Sell |
68,431
-3,200
| -4% | -$168K | 0.01% | 1248 |
|
|
2016
Q4 | $3.52M | Sell |
71,631
-1,900
| -3% | -$105K | 0.01% | 1328 |
|
|
2016
Q3 | $4.41M | Buy |
73,531
+700
| +1% | +$37.6K | 0.01% | 1138 |
|
|
2016
Q2 | $2.55M | Buy |
72,831
+1,077
| +2% | +$46.9K | 0.01% | 1463 |
|
|
2016
Q1 | $2.95M | Buy |
71,754
+13,814
| +24% | +$541K | 0.01% | 1367 |
|
|
2015
Q4 | $3.95M | Buy |
57,940
+900
| +2% | +$54.3K | 0.01% | 1096 |
|
|
2015
Q3 | $2.59M | Sell |
57,040
-100
| -0.2% | -$5.82K | 0.01% | 1366 |
|
|
2015
Q2 | $3.01M | Buy |
57,140
+8,503
| +17% | +$336K | 0.01% | 1355 |
|
|
2015
Q1 | $1.85M | Sell |
48,637
-800
| -2% | -$20.5K | ﹤0.01% | 1670 |
|
|
2014
Q4 | $1.03M | Buy |
49,437
+210
| +0.4% | +$4.38K | ﹤0.01% | 2030 |
|
|
2014
Q3 | $1.09M | Buy |
49,227
+9,230
| +23% | +$196K | ﹤0.01% | 1942 |
|
|
2014
Q2 | $902K | Buy |
39,997
+14,200
| +55% | +$355K | ﹤0.01% | 2138 |
|
|
2014
Q1 | $988K | Hold |
25,797
| – | – | ﹤0.01% | 2012 |
|
|
2013
Q4 | $684K | Buy |
25,797
+4,500
| +21% | +$113K | ﹤0.01% | 2227 |
|
|
2013
Q3 | $431K | Buy |
21,297
+600
| +3% | +$10.6K | ﹤0.01% | 2463 |
|
|
2013
Q2 | $267K | Buy |
+20,697
| New | +$193K | ﹤0.01% | 2698 |
|
Other funds holding PRTA
RCMNY
ACM
VPM
PAI