Security key
40637H109
HALOZYME THERAPEUTICS, INC. - Common Stock (HALO)
CUSIP: 40637H109
Q3 2018 13F Holders as of 30 Sep 2018
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 122,639,238
- Total 13F value
- $2,228,291,177
- Share change
- +290,101
- Put/Call ratio
- 56%
- SEC-reported price per share
- $18.17
- Number of holders
- 191
- Value change
- +$6,384,296
- Number of buys
- 83
- Number of sells
- 83
- Shares outstanding
- 118,494,184
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
Q3 2018
Institutions
191
Top holders
10
HALO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
HALOZYME THERAPEUTICS, INC. SEC filings
HALOZYME THERAPEUTICS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 40637H109
Recent filing periods:
Ownership snapshot
Top reported holders of HALO - HALOZYME THERAPEUTICS, INC. - Common Stock (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
Third Security, LLC
Disclosed value leader
Third Security, LLC
Comparable rows
15/15
Latest evidence
30 Jun 2018
13F
Lead comparable stake: 15%
Showing 1-6 of 15 holder rows.
Quick read
Third Security, LLC leads the comparable SEC ownership view at 15%.
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 Third Security, LLC's linked filing trail.
Comparable ownership
Top 5
Third Security, LLC
15%
VANGUARD GROUP INC
11%
BlackRock Finance, Inc.
10%
IRIDIAN ASSET MANAGEMENT LLC/CT
7%
BB BIOTECH AG
7%
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 |
|---|---|---|---|---|---|
| Third Security, LLC |
13F
Company
|
15%
|
$291,656,000
17,288,450 shares
|
— | 30 Jun 2018 |
| VANGUARD GROUP INC |
13F
Company
|
11%
|
$214,161,000
12,694,846 shares
|
— | 30 Jun 2018 |
| BlackRock Finance, Inc. |
13F
Company
|
10%
|
$206,530,000
12,242,431 shares
|
— | 30 Jun 2018 |
| IRIDIAN ASSET MANAGEMENT LLC/CT |
13F
Company
|
7%
|
$139,354,000
8,260,476 shares
|
— | 30 Jun 2018 |
| BB BIOTECH AG |
13F
Company
|
7%
|
$139,141,000
8,247,860 shares
|
— | 30 Jun 2018 |
| STATE STREET CORP |
13F
Company
|
3.9%
|
$77,191,000
4,575,701 shares
|
— | 30 Jun 2018 |
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 Q3 2018
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
191
Shares
122,639,238
Rows available
191
| 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 Q3 2018 vs Q2 2018 Across Filers
Q2 2018 holders
193
Q3 2018 holders
191
Holder diff
-2
| Investor | Q2 2018 Shares | Q3 2018 Shares | Share Diff | Share Chg % | Q2 2018 value | Q3 2018 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend