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Arrowhead Pharmaceuticals, Inc.

ARWR
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0000879407

In the last 90 days, Arrowhead Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 2 sales; 501 institutions reported holding it in 13F filings for Q2 2026, worth $9.73B in total; no superinvestor holds it.

13F holders, Q2 2021

Institutional positions in Arrowhead Pharmaceuticals, Inc. as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
314
+26 vs. Q1 2021
Shares held
67.0M
−1.62M (−2.4%) vs. Q1 2021
Total value
$5.54B
+$995.1M (+21.9%) vs. Q1 2021
New holders
53
98 more added
Sold out
27
108 more reduced

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ARWR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2021: 314 institutions
Q1 2021: 289 institutionsQ2 2021: 314 institutionsQ3 2021: 297 institutionsQ4 2021: 311 institutionsQ1 2022: 307 institutionsQ2 2022: 279 institutionsQ3 2022: 278 institutionsQ4 2022: 282 institutionsQ1 2023: 257 institutionsQ2 2023: 274 institutionsQ3 2023: 257 institutionsQ4 2023: 266 institutionsQ1 2024: 273 institutionsQ2 2024: 272 institutionsQ3 2024: 272 institutionsQ4 2024: 269 institutionsQ1 2025: 264 institutionsQ2 2025: 281 institutionsQ3 2025: 303 institutionsQ4 2025: 401 institutionsQ1 2026: 437 institutionsQ2 2026: 501 institutions
Value heldQ2 2021: $5.54B
Q1 2021: $4.55BQ2 2021: $5.54BQ3 2021: $4.16BQ4 2021: $4.51BQ1 2022: $3.19BQ2 2022: $2.54BQ3 2022: $2.35BQ4 2022: $2.97BQ1 2023: $1.85BQ2 2023: $2.57BQ3 2023: $2.01BQ4 2023: $2.37BQ1 2024: $2.76BQ2 2024: $2.54BQ3 2024: $1.90BQ4 2024: $1.88BQ1 2025: $1.34BQ2 2025: $1.67BQ3 2025: $3.83BQ4 2025: $7.70BQ1 2026: $7.58BQ2 2026: $9.73B
Institutions holding ARWR and their total value by quarter
QuarterHoldersValue
Q2 2026501$9.73B
Q1 2026437$7.58B
Q4 2025401$7.70B
Q3 2025303$3.83B
Q2 2025281$1.67B
Q1 2025264$1.34B
Q4 2024269$1.88B
Q3 2024272$1.90B
Q2 2024272$2.54B
Q1 2024273$2.76B
Q4 2023266$2.37B
Q3 2023257$2.01B
Q2 2023274$2.57B
Q1 2023257$1.85B
Q4 2022282$2.97B
Q3 2022278$2.35B
Q2 2022279$2.54B
Q1 2022307$3.19B
Q4 2021311$4.51B
Q3 2021297$4.16B
Q2 2021314$5.54B
Q1 2021289$4.55B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Arrowhead Pharmaceuticals, Inc.; share changes are against Q1 2021.

Institutions holding ARWR in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.12,149,503$1.01B0.03%−751,724−5.8%Reduced
Vanguard Group Inc9,639,064$798.3M0.02%+37,927+0.4%Added
State Street Corp3,586,331$297.0M0.02%−147,789−4.0%Reduced
Johnson & Johnson Innovation - JJDC, Inc.3,260,869$270.1M27.61%00.0%Unchanged
JPMorgan Chase & Co2,646,045$219.1M0.03%+73,123+2.8%Added
Invesco Ltd.2,506,516$207.6M0.05%−884,393−26.1%Reduced
Geode Capital Management, LLC1,808,802$149.8M0.02%+52,292+3.0%Added
Northern Trust Corp1,491,038$123.5M0.02%−55,030−3.6%Reduced
Credit Suisse AG1,392,194$115.3M0.09%−97,522−6.5%Reduced
FMR LLC1,283,929$106.3M0.01%−28,122−2.1%Reduced
Fiera Capital Corp1,214,964$100.6M0.26%−32,850−2.6%Reduced
Janus Henderson Group PLC1,141,595$94.5M0.04%+1,282+0.1%Added
First Manhattan Co1,133,563$93.9M0.34%+3170.0%Added
Alliancebernstein L.P.1,116,880$92.5M0.04%+50,883+4.8%Added
Bank of New York Mellon Corp1,085,471$89.9M0.02%+69,835+6.9%Added
Bamco Inc1,013,173$83.9M0.19%+88,743+9.6%Added
Charles Schwab Investment Management Inc1,006,645$83.4M0.03%+46,298+4.8%Added
Western Financial Corporation820,264$67.9M36.71%00.0%Unchanged
Goldman Sachs Group Inc774,586$64.2M0.02%−134,664−14.8%Reduced
Norges Bank694,960$57.6M0.01%−21,653−3.0%Reduced
Wellington Management Group LLP603,418$50.0M0.01%+213,554+54.8%Added
Eagle Asset Management Inc578,770$47.9M0.21%−18,148−3.0%Reduced
Bank of America Corp564,710$46.8M0.01%−36,156−6.0%Reduced
Principal Financial Group Inc517,167$42.8M0.03%−653−0.1%Reduced
Nuveen Asset Management, LLC510,873$42.3M0.01%−19,285−3.6%Reduced
Ameriprise Financial Inc498,163$41.3M0.01%+4,857+1.0%Added
First Light Asset Management, LLC465,572$38.6M2.31%−71,264−13.3%Reduced
Aquilo Capital Management, LLC432,926$35.9M9.32%+25,000+6.1%Added
New York State Common Retirement Fund376,325$31.2M0.03%+9,503+2.6%Added
Farallon Capital Management, L.L.C.365,000$30.2M0.15%+192,546+111.7%Added
Hood River Capital Management LLC352,089$29.2M0.87%−4,993−1.4%Reduced
Perceptive Advisors LLC315,141$26.1M0.34%−94,200−23.0%Reduced
Retirement Systems of Alabama311,398$25.8M0.09%+43,326+16.2%Added
L1 Capital Pty Ltd296,024$24.5M5.06%00.0%Unchanged
Rhumbline Advisers281,926$23.3M0.03%−7,051−2.4%Reduced
Voya Investment Management LLC268,215$22.2M0.04%−12,365−4.4%Reduced
Deutsche Bank AG266,379$22.1M0.01%−163,254−38.0%Reduced
Marshall Wace, LLP250,380$20.7M0.11%+250,380New
American International Group, Inc.240,400$19.9M0.08%−8,677−3.5%Reduced
Wells Fargo & Company225,192$18.6M0.00%−27,448−10.9%Reduced
Dimensional Fund Advisors LP219,588$18.2M0.01%+6,512+3.1%Added
Swiss National Bank217,300$18.0M0.01%−5,700−2.6%Reduced
Citadel Advisors LLC214,988$17.8M0.02%−192,675−47.3%Reduced
ACT Capital Management, LLC208,600$17.3M8.88%+208,600New
Neuberger Berman Group LLC214,680$17.2M0.02%−30,000−12.3%Reduced
Barclays PLC207,069$17.1M0.01%−17,366−7.7%Reduced
California Public Employees Retirement System203,656$16.9M0.01%−20,886−9.3%Reduced
Legal & General Group Plc200,735$16.6M0.01%−87,997−30.5%Reduced
Candriam Luxembourg S.C.A.196,408$16.3M0.11%+32,450+19.8%Added
Morgan Stanley189,280$15.7M0.00%−187,929−49.8%Reduced
Renaissance Technologies LLC179,200$14.8M0.02%−62,400−25.8%Reduced
Nomura Holdings Inc176,050$14.6M0.12%+124,462+241.3%Added
Russell Investments Group, Ltd.171,991$14.2M0.02%+82,349+91.9%Added
Manufacturers Life Insurance Company, The168,740$14.0M0.01%−2,933−1.7%Reduced
Voloridge Investment Management, LLC168,154$13.9M0.10%−164,891−49.5%Reduced
Susquehanna International Group, LLP162,432$13.5M0.01%−29,016−15.2%Reduced
Adage Capital Partners GP, L.L.C.150,000$12.4M0.02%+110,000+275.0%Added
California State Teachers Retirement System139,693$11.6M0.01%−14,717−9.5%Reduced
Mutual of America Capital Management LLC139,409$11.5M0.11%−29,231−17.3%Reduced
Vivo Capital, LLC137,411$11.4M0.49%00.0%Unchanged
State of Wisconsin Investment Board134,800$11.2M0.02%−3,000−2.2%Reduced
Tekla Capital Management LLC132,886$11.0M0.36%00.0%Unchanged
Parametric Portfolio Associates LLC129,791$10.7M0.01%+19,923+18.1%Added
Mirae Asset Global Investments Co., Ltd.124,836$10.3M0.03%+11,177+9.8%Added
New York State Teachers Retirement System119,372$9.89M0.02%−9,600−7.4%Reduced
SG Americas Securities, LLC113,923$9.44M0.05%+58,890+107.0%Added
State of Tennessee, Treasury Department109,453$9.06M0.03%+80,000+271.6%Added
Acuta Capital Partners, LLC108,000$8.95M3.83%00.0%Unchanged
Cetera Investment Advisers105,920$8.77M0.14%−7,868−6.9%Reduced
Citigroup Inc104,603$8.66M0.01%+6,732+6.9%Added
Avidity Partners Management LP104,000$8.61M0.23%+104,000New
Ensign Peak Advisors, Inc101,096$8.37M0.02%−5,370−5.0%Reduced
MetLife Investment Management88,008$7.29M0.06%−3,393−3.7%Reduced
UBS Asset Management Americas Inc87,661$7.26M0.00%−3,800−4.2%Reduced
WCM Investment Management, LLC87,432$7.24M0.02%+3,383+4.0%Added
CWM, LLC82,196$6.81M0.05%00.0%Unchanged
Lisanti Capital Growth, LLC81,770$6.77M0.84%+81,770New
Jane Street Group, LLC81,704$6.77M0.02%+66,217+427.6%Added
Amalgamated Bank81,165$6.72M0.05%+65,699+424.8%Added
King Luther Capital Management Corp80,985$6.71M0.03%00.0%Unchanged
ClariVest Asset Management LLC79,649$6.60M0.22%+29,959+60.3%Added
Evolutionary Tree Capital Management, LLC77,815$6.45M2.97%+4,867+6.7%Added
Castleark Management LLC77,700$6.43M0.22%+10,535+15.7%Added
Texas Permanent School Fund77,567$6.42M0.07%+250.0%Added
Federated Hermes, Inc.77,347$6.41M0.01%+1,819+2.4%Added
Two Sigma Investments, LP74,200$6.14M0.02%+22,338+43.1%Added
Nordea Investment Management AB74,155$6.14M0.01%+66,681+892.2%Added
UBS Group AG72,213$5.98M0.00%+272+0.4%Added
Prudential Financial Inc65,031$5.39M0.01%−4,055−5.9%Reduced
Group One Trading, L.P.65,025$5.38M0.10%−2,341−3.5%Reduced
Cubist Systematic Strategies, LLC63,703$5.28M0.06%+23,611+58.9%Added
Tygh Capital Management, Inc.63,269$5.24M0.71%−678−1.1%Reduced
Macquarie Group Ltd61,954$5.13M0.00%+14,643+31.0%Added
State of New Jersey Common Pension Fund D61,781$5.12M0.02%+684+1.1%Added
Royal Bank of Canada60,673$5.03M0.00%−10,425−14.7%Reduced
Oak Ridge Investments LLC60,618$5.02M0.44%−24,702−29.0%Reduced
D. E. Shaw & Co., Inc.60,412$5.00M0.01%+16,227+36.7%Added
Point72 Asset Management, L.P.55,900$4.63M0.02%+55,900New
Two Sigma Advisers, LP53,800$4.46M0.01%−46,000−46.1%Reduced
ProShare Advisors LLC52,861$4.38M0.01%+3,130+6.3%Added