Ameritas Investment Partners’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
Q2 | $33.6K | Hold |
3,428
| – | – | ﹤0.01% | 2485 |
|
|
2026
Q1 | $33.3K | Hold |
3,428
| – | – | ﹤0.01% | 2338 |
|
|
2025
Q4 | $32.7K | Hold |
3,428
| – | – | ﹤0.01% | 2390 |
|
|
2025
Q3 | $33.5K | Sell |
3,428
-940
| -22% | -$7.22K | ﹤0.01% | 2423 |
|
|
2025
Q2 | $26.5K | Hold |
4,368
| – | – | ﹤0.01% | 2534 |
|
|
2025
Q1 | $54.1K | Hold |
4,368
| – | – | ﹤0.01% | 2061 |
|
|
2024
Q4 | $60.5K | Hold |
4,368
| – | – | ﹤0.01% | 2070 |
|
|
2024
Q3 | $73.1K | Hold |
4,368
| – | – | ﹤0.01% | 1972 |
|
|
2024
Q2 | $90.2K | Hold |
4,368
| – | – | ﹤0.01% | 1792 |
|
|
2024
Q1 | $108K | Hold |
4,368
| – | – | ﹤0.01% | 1686 |
|
|
2023
Q4 | $159K | Buy |
4,368
+249
| +6% | +$9.59K | 0.01% | 1431 |
|
|
2023
Q3 | $199K | Buy |
4,119
+696
| +20% | +$41.4K | 0.01% | 1177 |
|
|
2023
Q2 | $234K | Buy |
3,423
+281
| +9% | +$18.1K | 0.01% | 1043 |
|
|
2023
Q1 | $152K | Buy |
3,142
+208
| +7% | +$11K | 0.01% | 1263 |
|
|
2022
Q4 | $162K | Buy |
2,934
+232
| +9% | +$13.6K | 0.01% | 1285 |
|
|
2022
Q3 | $163K | Hold |
2,702
| – | – | 0.01% | 1166 |
|
|
2022
Q2 | $73K | Hold |
2,702
| – | – | ﹤0.01% | 1720 |
|
|
2022
Q1 | $99K | Hold |
2,702
| – | – | ﹤0.01% | 1661 |
|
|
2021
Q4 | $133K | Hold |
2,702
| – | – | ﹤0.01% | 1519 |
|
|
2021
Q3 | $192K | Buy |
2,702
+125
| +5% | +$7.76K | 0.01% | 1234 |
|
|
2021
Q2 | $132K | Hold |
2,577
| – | – | ﹤0.01% | 1553 |
|
|
2021
Q1 | $65K | Hold |
2,577
| – | – | ﹤0.01% | 1923 |
|
|
2020
Q4 | $31K | Sell |
2,577
-672
| -21% | -$7.95K | ﹤0.01% | 2261 |
|
|
2020
Q3 | $32K | Hold |
3,249
| – | – | ﹤0.01% | 2121 |
|
|
2020
Q2 | $34K | Hold |
3,249
| – | – | ﹤0.01% | 2068 |
|
|
2020
Q1 | $35K | Hold |
3,249
| – | – | ﹤0.01% | 1860 |
|
|
2019
Q4 | $51K | Hold |
3,249
| – | – | ﹤0.01% | 1916 |
|
|
2019
Q3 | $25K | Hold |
3,249
| – | – | ﹤0.01% | 2276 |
|
|
2019
Q2 | $34K | Hold |
3,249
| – | – | ﹤0.01% | 2140 |
|
|
2019
Q1 | $39K | Hold |
3,249
| – | – | ﹤0.01% | 2028 |
|
|
2018
Q4 | $33K | Hold |
3,249
| – | – | ﹤0.01% | 2047 |
|
|
2018
Q3 | $42K | Hold |
3,249
| – | – | ﹤0.01% | 2084 |
|
|
2018
Q2 | $47K | Hold |
3,249
| – | – | ﹤0.01% | 2022 |
|
|
2018
Q1 | $119K | Hold |
3,249
| – | – | 0.01% | 1382 |
|
|
2017
Q4 | $122K | Hold |
3,249
| – | – | 0.01% | 1389 |
|
|
2017
Q3 | $199K | Hold |
3,249
| – | – | 0.01% | 1066 |
|
|
2017
Q2 | $176K | Buy |
3,249
+250
| +8% | +$13.3K | 0.01% | 1129 |
|
|
2017
Q1 | $167K | Buy |
+2,999
| New | +$158K | 0.01% | 1155 |
|
Other funds holding PRTA
RCMNY
ACM
PAI
Ameritas Investment Partners's PRTA Position: Q2 2026 in Review
Ameritas Investment Partners held its Prothena Corp (PRTA) position steady in Q2 2026 at 3,428 shares worth $33.6K. The position accounts for ﹤0.01% of the portfolio, ranked #2485.
Ameritas Investment Partners first reported a position in PRTA in Q1 2017 and has held it in 38 quarters since. The position peaked at $234K in Q2 2023. 187 funds tracked by Wall St. Rank hold PRTA as of Q2 2026.
- Ameritas Investment Partners held 3,428 shares of Prothena Corp worth $33.6K as of Q2 2026.
- Ameritas Investment Partners left its Prothena Corp share count unchanged in Q2 2026.
- Prothena Corp made up ﹤0.01% of Ameritas Investment Partners's portfolio in Q2 2026, its #2485 holding.
- Ameritas Investment Partners first reported a position in Prothena Corp in Q1 2017 and has held it in 38 quarters since.
- Ameritas Investment Partners's Prothena Corp position peaked at $234K in Q2 2023.
- 187 funds tracked by Wall St. Rank held Prothena Corp as of Q2 2026.
Based on Ameritas Investment Partners's 13F filing for Q2 2026, filed 13 Aug 2026.