Livermore

Celldex Therapeutics, Inc.

CLDX
Exchange
Nasdaq
Industry
In Vitro & In Vivo Diagnostic Substances
SEC CIK
0000744218

Insider trades, last 90 days

None

  • No open-market purchases or sales were filed in the last 90 days.
View insider trades

13F holders, Q2 2026

253

  • +24 vs. Q1 2026
  • Total value $3.19B
View 13F holders

Superinvestors holding CLDX

0

  • None of the superinvestors held CLDX at the end of Q2 2026.
See all holders

Price chart

Latest insider trades

View all: Latest insider trades

Open-market purchases and sales by CLDX insiders, newest first.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Dec 8, 2025Dec 4, 2025Jimenez Freddy A.SVP & GENERAL COUNSELSSaleCommon Stock−4.17K$29.10−$121.23K30.8K−11.9%SEC
Nov 17, 2025Nov 13, 2025Wright Richard M.Other: Former OfficerSSaleCommon Stock−49.3K$24.00−$1.18M20.83K−70.3%SEC
Aug 15, 2025Aug 13, 2025Jimenez Freddy A.SVP & GENERAL COUNSELSSaleCommon Stock−771$24.7698−$19.1K34.96K−2.2%SEC
Nov 12, 2024Nov 11, 2024Marucci Anthony SPRESIDENT & CEOPPurchaseCommon Stock+11.5K$26.82+$308.43K40.28K+40.0%SEC
Jun 18, 2024Jun 14, 2024Martin Samuel BatesSVP AND CFOSSaleCommon Stock−17.17K$35.42−$608.23K28.13K−37.9%SEC

Top 5 13F holders, Q2 2026

View all: Top 5 13F holders, Q2 2026

The largest institutional positions in CLDX at the end of Q2 2026.

Institutions holding CLDX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
WELLINGTON MANAGEMENT GROUP LLP9,543,671$355.12M0.06%+983,195+11.5%Added
BlackRock, Inc.7,002,530$260.56M0.00%+1,632,645+30.4%Added
Kynam Capital Management, LP5,322,908$198.07M10.95%−517,659−8.9%Reduced
PRICE T ROWE ASSOCIATES INC /MD/4,685,223$174.34M0.02%+2,598,891+124.6%Added
STATE STREET CORP3,900,427$145.13M0.00%+1,096,259+39.1%Added