Security key
15117B202
Celldex Therapeutics, Inc. - Common Stock, par value $0.001 (CLDX)
CUSIP: 15117B202
Q4 2020 13F Holders as of 31 Dec 2020
- Security type / class
- Equity / Common Stock, par value $0.001
- Total 13F shares
- 36,816,222
- Total 13F value
- $645,045,236
- Share change
- +3,094,046
- Put/Call ratio
- 69%
- SEC-reported price per share
- $17.52
- Number of holders
- 120
- Value change
- +$72,177,637
- Number of buys
- 73
- Number of sells
- 37
- Shares outstanding
- 80,000,000
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2020
Institutions
120
Top holders
10
CLDX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Celldex Therapeutics, Inc. SEC filings
Celldex Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 15117B202
Recent filing periods:
Ownership snapshot
Top reported holders of CLDX - Celldex Therapeutics, Inc. - Common Stock, par value $0.001 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
RTW INVESTMENTS, LP
Disclosed value leader
RTW INVESTMENTS, LP
Comparable rows
15/15
Latest evidence
30 Sep 2020
13F
Lead comparable stake: 3.9%
Showing 1-6 of 15 holder rows.
Quick read
RTW INVESTMENTS, LP leads the comparable SEC ownership view at 3.9%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens RTW INVESTMENTS, LP's linked filing trail.
Comparable ownership
Top 5
RTW INVESTMENTS, LP
3.9%
BVF INC/IL
3.8%
ADAGE CAPITAL PARTNERS GP, L.L.C.
2.6%
Redmile Group, LLC
2.5%
RENAISSANCE TECHNOLOGIES LLC
2.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| RTW INVESTMENTS, LP |
13F
Company
|
3.9%
|
$46,272,000
3,120,137 shares
|
— | 30 Sep 2020 |
| BVF INC/IL |
13F
Company
|
3.8%
|
$45,481,000
3,066,797 shares
|
— | 30 Sep 2020 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
2.6%
|
$30,402,000
2,050,000 shares
|
— | 30 Sep 2020 |
| Redmile Group, LLC |
13F
Company
|
2.5%
|
$29,500,000
1,989,200 shares
|
— | 30 Sep 2020 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
2.2%
|
$25,755,000
1,736,675 shares
|
— | 30 Sep 2020 |
| VANGUARD GROUP INC |
13F
Company
|
2.2%
|
$25,557,000
1,723,317 shares
|
— | 30 Sep 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2020
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
120
Shares
36,816,222
Rows available
120
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2020 vs Q3 2020 Across Filers
Q3 2020 holders
82
Q4 2020 holders
120
Holder diff
38
| Investor | Q3 2020 Shares | Q4 2020 Shares | Share Diff | Share Chg % | Q3 2020 value | Q4 2020 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend