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Cellectar Biosciences Ownership | Who Owns Cellectar Biosciences?

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Cellectar Biosciences Ownership Summary

Cellectar Biosciences is owned by 7.33% institutional investors, 2.29% insiders, and 90.38% retail investors. Bleichroeder lp is the largest institutional shareholder, holding 2.36% of CLRB shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.33% of its assets in Cellectar Biosciences shares.

CLRB Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockCellectar Biosciences7.33%2.29%90.38%
SectorHealthcare Stocks 35.58%11.87%52.55%
IndustryBiotech Stocks 35.75%11.83%52.41%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Bleichroeder lp100.00K2.36%$254.00K
Geode capital management52.78K1.24%$134.06K
Sequoia financial advisors18.85K0.44%$47.88K
Vanguard fiduciary trust16.57K0.39%$42.09K
Warberg asset management13.90K0.33%$35.31K
Riverview capital advisers10.38K0.24%$50.05K
Ubs group9.65K0.23%$24.50K
Blackrock funding, inc. /de4.75K0.11%$12.05K
Tower research capital llc (trc)793.000.02%$2.01K
Vanguard global advisers563.000.01%$1.43K

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Bleichroeder lp100.00K0.04%$254.00K
Riverview capital advisers10.38K0.02%$50.05K
Warberg asset management13.90K0.01%$35.31K
Sequoia financial advisors18.85K0.00%$47.88K
Tower research capital llc (trc)793.000.00%$2.01K
Vanguard personalized indexing management---
Drw securities---
Td waterhouse canada63.00-$154.00
Commonwealth equity services---
Two sigma securities---

Top Buyers

HolderShares% AssetsChange
Geode capital management52.78K-24.14K
Vanguard fiduciary trust16.57K-16.57K
Ubs group9.65K-7.05K
Vanguard global advisers563.00-563.00
Fmr10.00-10.00

Top Sellers

HolderShares% AssetsChange
Vanguard group---1.72M
Squarepoint ops---370.87K
Altium capital management lp---215.00K
Simplex trading---173.13K
Baader bank aktiengesellschaft---172.94K

New Positions

HolderShares% AssetsChangeValue
Vanguard fiduciary trust16.57K-16.57K$42.09K
Vanguard global advisers563.00-563.00$1.43K
Fmr10.00-10.00$25.00

Sold Out

HolderChange
Allsquare wealth management-18.00
Harbour investments-50.00
Jpmorgan chase-76.00
Enrich financial partners-102.00
Citigroup-660.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 202619-5.00%310,720-10.41%74.14%6-45.45%3200.00%
Dec 31, 202520-9.09%346,838-16.76%137.66%11-21.43%1-66.67%
Sep 30, 20251-120,4974679.73%730502.42%1---
Jun 30, 20251-97.06%2,521-99.95%-0.12%1-93.33%--100.00%
Mar 31, 20251-96.88%40,228-99.21%-0.05%--100.00%1-83.33%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard US Total Market Shares ETF1.07M2.33%-
Vanguard Total Stock Mkt Idx Inv50.77K1.20%-
Fidelity Extended Market Index35.71K0.84%14.48K
Vanguard Institutional Extnd Mkt Idx Tr31.11K0.73%-
Abante Quant Value FI18.07K0.43%-
BlackRock Extended Equity Market K72.26K0.20%-31.00
NT Ext Equity Mkt Index Fund - Lending6.94K0.16%-
Northern Trust Extended Eq Market Idx6.94K0.16%5.30K
NT Ext Equity Mkt Idx Fd - L6.94K0.16%-
iShares Micro-Cap ETF73.44K0.16%-

Recent Insider Transactions

DateNameRoleActivityValue
May 07, 2026Longcor Jarrod Chief Operating OfficerBuy$25.00K
May 07, 2026Longcor Jarrod Chief Operating OfficerBuy$75.00K
May 07, 2026CARUSO JAMES V Chief Executive OfficerBuy$75.00K
May 07, 2026CARUSO JAMES V Chief Executive OfficerBuy$25.00K
Dec 12, 2025NEIS JOHN-Sell$731.99

Insider Transactions Trends

DateBuySell
2025 Q36-
2025 Q11-
2024 Q2--
2023 Q4--
2023 Q2--

CLRB Ownership FAQ

Who Owns Cellectar Biosciences?

Cellectar Biosciences shareholders are primarily institutional investors at 7.33%, followed by 2.29% insiders and 90.38% retail investors. The average institutional ownership in Cellectar Biosciences's industry, Biotech Stocks , is 35.75%, which Cellectar Biosciences falls below.

Who owns the most shares of Cellectar Biosciences?

Cellectar Biosciences’s largest shareholders are Bleichroeder lp (100K shares, 2.36%), Geode capital management (52.78K shares, 1.24%), and Sequoia financial advisors (18.85K shares, 0.44%). Together, they hold 4.05% of Cellectar Biosciences’s total shares outstanding.

Does Blackrock own Cellectar Biosciences?

BlackRock is not among the top 10 institutional shareholders of Cellectar Biosciences.

Who is Cellectar Biosciences’s biggest shareholder by percentage of total assets invested?

Bleichroeder lp is Cellectar Biosciences’s biggest shareholder by percentage of total assets invested, with 0.04% of its assets in 100K Cellectar Biosciences shares, valued at 254K$.

Who is the top mutual fund holder of Cellectar Biosciences shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Cellectar Biosciences shares, with 2.33% of its total shares outstanding invested in 1.07M Cellectar Biosciences shares.

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