// company-profile

Cellectar Biosciences, Inc.

CLRB
ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings35Insiders10
// api This Cellectar Biosciences, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

No insider transactions in the last 30 days.

// 90-day insight

Over the last 90 days, Cellectar Biosciences, Inc. insiders bought $51K across 4 transactions with no open-market sales.

  • Most active insider: Longcor Jarrod with 2 transactions totaling $25K.
  • Largest single purchase: $25K by Longcor Jarrod on May 7, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Cellectar Biosciences, Inc. as of 2026-03-31

↓ decreasing
Total reported AUM
$769,378
QoQ change
-25.2%
Reporting period
2026-03-31
#1
Bleichroeder LP
CIK 1781002
$254,000
100K shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$207,985
82K shares
#3
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
$110,809
44K shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
May 7, 2026Longcor JarrodCLRB
Purchase
26,040$0.01$0K
May 7, 2026Longcor JarrodCLRB
Purchase
8,680$2.88$25K
May 7, 2026CARUSO JAMES VCLRB
Purchase
26,040$0.01$0K
May 7, 2026CARUSO JAMES VCLRB
Purchase
8,680$2.88$25K
Dec 12, 2025NEIS JOHNCLRB
Sale
198$3.70$1K

39 more transactions hidden

Free account · No credit card required

Building something? Get API access →

Popular companies on Form4API

Browse insider trading activity for other actively-filed companies.