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Commonwealth of Pennsylvania Public School Employees Retirement System’s Arrowhead Research ARWR Stock Holding History

Commonwealth of Pennsylvania Public School Employees Retirement System’s Portfolio ARWR Stock Details ARWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.75M Sell
33,721
-1,365
-4% -$101K 0.01% 730
2026
Q1 		$2.2M Buy
35,086
+858
+3% +$54.3K 0.01% 776
2025
Q4 		$2.27M Sell
34,228
-982
-3% -$48.1K 0.01% 768
2025
Q3 		$1.21M Buy
35,210
+2,945
+9% +$64.7K 0.01% 1031
2025
Q2 		$510K Buy
32,265
+2,089
+7% +$30K ﹤0.01% 1315
2025
Q1 		$384K Buy
30,176
+2,721
+10% +$49.5K ﹤0.01% 1393
2024
Q4 		$516K Buy
27,455
+52
+0.2% +$1.07K ﹤0.01% 1263
2024
Q3 		$531K Sell
27,403
-125
-0.5% -$3.05K ﹤0.01% 1232
2024
Q2 		$715K Buy
27,528
+121
+0.4% +$2.97K ﹤0.01% 1045
2024
Q1 		$784K Buy
27,407
+3,754
+16% +$120K 0.01% 1013
2023
Q4 		$724K Buy
23,653
+1,946
+9% +$51.7K 0.01% 1036
2023
Q3 		$583K Sell
21,707
-29,967
-58% -$918K ﹤0.01% 1384
2023
Q2 		$1.84M Buy
51,674
+2,891
+6% +$99.7K 0.01% 1058
2023
Q1 		$1.24M Buy
48,783
+1,166
+2% +$36.7K 0.01% 1221
2022
Q4 		$1.93M Buy
47,617
+5,650
+13% +$187K 0.02% 894
2022
Q3 		$1.39M Buy
41,967
+108
+0.3% +$4.36K 0.01% 973
2022
Q2 		$1.47M Buy
41,859
+3,209
+8% +$121K 0.02% 984
2022
Q1 		$1.78M Buy
38,650
+4,083
+12% +$202K 0.02% 928
2021
Q4 		$2.29M Buy
34,567
+123
+0.4% +$8.45K 0.02% 712
2021
Q3 		$2.15M Sell
34,444
-231
-0.7% -$15K 0.03% 711
2021
Q2 		$2.87M Buy
34,675
+49
+0.1% +$3.65K 0.03% 518
2021
Q1 		$2.3M Buy
34,626
+312
+0.9% +$24.2K 0.03% 648
2020
Q4 		$2.63M Buy
34,314
+1,529
+5% +$97.8K 0.04% 466
2020
Q3 		$1.41M Buy
32,785
+11,254
+52% +$486K 0.03% 682
2020
Q2 		$930K Sell
21,531
-2,020
-9% -$71.3K 0.02% 651
2020
Q1 		$678K Buy
23,551
+5,894
+33% +$238K 0.02% 775
2019
Q4 		$1.12M Sell
17,657
-14,668
-45% -$728K 0.02% 522
2019
Q3 		$911K Sell
32,325
-148
-0.5% -$4.38K 0.02% 597
2019
Q2 		$861K Buy
+32,473
New +$713K 0.01% 629

Other funds holding ARWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return

Commonwealth of Pennsylvania Public School Employees Retirement System's ARWR Position: Q2 2026 in Review

Commonwealth of Pennsylvania Public School Employees Retirement System reduced its Arrowhead Research (ARWR) stake by 3.9% in Q2 2026, selling an estimated $101K and leaving 33,721 shares worth $2.75M. The position accounts for 0.01% of the portfolio, ranked #730.

Commonwealth of Pennsylvania Public School Employees Retirement System first reported a position in ARWR in Q2 2019 and has held it in 29 quarters since. The position peaked at $2.87M in Q2 2021. 500 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Commonwealth of Pennsylvania Public School Employees Retirement System held 33,721 shares of Arrowhead Research worth $2.75M as of Q2 2026.
  • Commonwealth of Pennsylvania Public School Employees Retirement System sold 1,365 Arrowhead Research shares in Q2 2026, an estimated $101K.
  • Arrowhead Research made up 0.01% of Commonwealth of Pennsylvania Public School Employees Retirement System's portfolio in Q2 2026, its #730 holding.
  • Commonwealth of Pennsylvania Public School Employees Retirement System first reported a position in Arrowhead Research in Q2 2019 and has held it in 29 quarters since.
  • Commonwealth of Pennsylvania Public School Employees Retirement System's Arrowhead Research position peaked at $2.87M in Q2 2021.
  • 500 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Commonwealth of Pennsylvania Public School Employees Retirement System's 13F filing for Q2 2026, filed 17 Jul 2026.