Cambridge Investment Research Advisors
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Cambridge Investment Research Advisors’s Arrowhead Research ARWR Stock Holding History

Cambridge Investment Research Advisors’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
Q1 		– Sell
-7,046
Closed -$468K – 3933
2025
Q4 		$468K Buy
+7,046
New +$345K ﹤0.01% 2782
2021
Q3 		– Sell
-3,230
Closed -$268K – 3089
2021
Q2 		$268K Buy
+3,230
New +$240K ﹤0.01% 2554
2021
Q1 		– Sell
-2,668
Closed -$205K – 2868
2020
Q4 		$205K Buy
+2,668
New +$171K ﹤0.01% 2456
2018
Q1 		– Sell
-10,600
Closed -$39K – 2148
2017
Q4 		$39K Hold
10,600
– – ﹤0.01% 2074
2017
Q3 		$46K Hold
10,600
– – ﹤0.01% 1959
2017
Q2 		$17K Hold
10,600
– – ﹤0.01% 1915
2017
Q1 		$20K Buy
+10,600
New +$21K ﹤0.01% 1754
2016
Q4 		– Sell
-16,587
Closed -$122K – 1696
2016
Q3 		$122K Buy
16,587
+2,350
+17% +$15.2K ﹤0.01% 1655
2016
Q2 		$76K Sell
14,237
-600
-4% -$3.42K ﹤0.01% 1504
2016
Q1 		$72K Sell
14,837
-5,110
-26% -$21.5K ﹤0.01% 1535
2015
Q4 		$123K Buy
+19,947
New +$113K ﹤0.01% 1466
2015
Q3 		– Sell
-16,310
Closed -$117K – 1464
2015
Q2 		$117K Buy
16,310
+1,000
+7% +$6.87K ﹤0.01% 1353
2015
Q1 		$104K Buy
+15,310
New +$109K ﹤0.01% 1338

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return

Cambridge Investment Research Advisors's ARWR Position: Q1 2026 in Review

Cambridge Investment Research Advisors sold out of Arrowhead Research (ARWR) in Q1 2026, closing a stake of 7,046 shares — an estimated $468K sold.

Cambridge Investment Research Advisors first reported a position in ARWR in Q1 2015 and held it in 13 quarters. The position peaked at $468K in Q4 2025. 438 funds tracked by Wall St. Rank hold ARWR as of Q1 2026.

  • Cambridge Investment Research Advisors reported no remaining Arrowhead Research position as of Q1 2026 after selling out during the quarter.
  • Cambridge Investment Research Advisors sold 7,046 Arrowhead Research shares in Q1 2026, an estimated $468K.
  • Cambridge Investment Research Advisors first reported a position in Arrowhead Research in Q1 2015 and held it in 13 quarters.
  • Cambridge Investment Research Advisors's Arrowhead Research position peaked at $468K in Q4 2025.
  • 438 funds tracked by Wall St. Rank held Arrowhead Research as of Q1 2026.

Based on Cambridge Investment Research Advisors's 13F filing for Q1 2026, filed 30 Apr 2026.