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Cellectar Biosciences, Inc.

CLRB
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001279704

No open-market purchases or sales by Cellectar Biosciences, Inc. insiders were filed in the last 90 days; 29 institutions reported holding it in 13F filings for Q2 2026, worth $9.69M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Cellectar Biosciences, Inc. as of Jun 30, 2026. 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
29
+10 vs. Q1 2026
Shares held
3.48M
+3.17M (+1,019.9%) vs. Q1 2026
Total value
$9.69M
+$8.88M (+1,092.2%) vs. Q1 2026
New holders
14
6 more added
Sold out
4
2 more reduced

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CLRB 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 2026: 29 institutions
Q1 2021: 45 institutionsQ2 2021: 46 institutionsQ3 2021: 40 institutionsQ4 2021: 42 institutionsQ1 2022: 32 institutionsQ2 2022: 33 institutionsQ3 2022: 22 institutionsQ4 2022: 26 institutionsQ1 2023: 21 institutionsQ2 2023: 21 institutionsQ3 2023: 20 institutionsQ4 2023: 26 institutionsQ1 2024: 45 institutionsQ2 2024: 37 institutionsQ3 2024: 35 institutionsQ4 2024: 30 institutionsQ1 2025: 32 institutionsQ2 2025: 19 institutionsQ3 2025: 21 institutionsQ4 2025: 20 institutionsQ1 2026: 19 institutionsQ2 2026: 29 institutions
Value heldQ2 2026: $9.69M
Q1 2021: $24.2MQ2 2021: $14.9MQ3 2021: $6.77MQ4 2021: $4.41MQ1 2022: $4.69MQ2 2022: $3.65MQ3 2022: $2.14MQ4 2022: $3.22MQ1 2023: $2.43MQ2 2023: $3.08MQ3 2023: $3.85MQ4 2023: $27.6MQ1 2024: $36.5MQ2 2024: $33.0MQ3 2024: $30.0MQ4 2024: $1.52MQ1 2025: $1.63MQ2 2025: $734.0KQ3 2025: $1.65MQ4 2025: $1.04MQ1 2026: $812.9KQ2 2026: $9.69M
Institutions holding CLRB and their total value by quarter
QuarterHoldersValue
Q2 202629$9.69M
Q1 202619$812.9K
Q4 202520$1.04M
Q3 202521$1.65M
Q2 202519$734.0K
Q1 202532$1.63M
Q4 202430$1.52M
Q3 202435$30.0M
Q2 202437$33.0M
Q1 202445$36.5M
Q4 202326$27.6M
Q3 202320$3.85M
Q2 202321$3.08M
Q1 202321$2.43M
Q4 202226$3.22M
Q3 202222$2.14M
Q2 202233$3.65M
Q1 202232$4.69M
Q4 202142$4.41M
Q3 202140$6.77M
Q2 202146$14.9M
Q1 202145$24.2M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Cellectar Biosciences, Inc.; share changes are against Q1 2026.

Institutions holding CLRB in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Caligan Partners LP469,998$1.31M0.06%+469,998New
Nantahala Capital Management, LLC439,996$1.22M0.04%+439,996New
StemPoint Capital LP354,938$986.7K0.17%+354,938New
Vanguard Capital Management LLC327,367$910.1K0.00%+245,483+299.8%Added
Silverarc Capital Management, LLC321,728$894.4K0.10%+321,728New
Bleichroeder LP288,679$802.5K0.14%+188,679+188.7%Added
Jupiter Topco LLC274,156$759.4K0.00%+274,156New
Balyasny Asset Management LLC220,000$611.6K0.00%+220,000New
Empery Asset Management, LP189,605$527.1K0.61%+189,605New
Diadema Partners LP138,341$384.6K0.14%+138,341New
Stonepine Capital Management, LLC104,550$290.6K0.22%+104,550New
Persistent Asset Partners Ltd92,983$258.5K0.08%+92,983New
Boothbay Fund Management, LLC85,069$236.5K0.00%+85,069New
Geode Capital Management, LLC53,351$148.3K0.00%+573+1.1%Added
Vanguard Fiduciary Trust Co46,220$128.5K0.00%+29,647+178.9%Added
Sequoia Financial Advisors, LLC21,850$60.7K0.00%+3,000+15.9%Added
Riverview Capital Advisers, LLC10,384$50.1K0.01%00.0%Unchanged
Acadian Asset Management LLC16,577$46.0K0.00%+16,577New
Northern Trust Corp14,839$41.3K0.00%+14,839New
BlackRock, Inc.4,735$13.2K0.00%−10−0.2%Reduced
UBS Group AG3,093$8.60K0.00%−6,554−67.9%Reduced
Barclays PLC561$1.56K0.00%+561New
Morgan Stanley510$1.42K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.63$1780.00%00.0%Unchanged
SBI Securities Co., Ltd.11$310.00%00.0%Unchanged
Advisor Group Holdings, Inc.7$180.00%+6+600.0%Added
US Bancorp3$80.00%00.0%Unchanged
Jones Financial Companies LLLP3$80.00%00.0%Unchanged
Danske Bank A/S2$60.00%00.0%Unchanged
Warberg Asset Management LLC0$00.00%−13,900−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−793−100.0%Sold out
Vanguard Global Advisers, LLC0$00.00%−563−100.0%Sold out
FMR LLC0$00.00%−10−100.0%Sold out