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Halozyme Therapeutics (HALO) 10K Form and Latest SEC Filings 2026

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$69.50 -1.23 (-1.74%)
Closing price 06/12/2026 04:00 PM Eastern
Extended Trading
$69.04 -0.46 (-0.66%)
As of 06/12/2026 07:57 PM Eastern
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Latest Halozyme Therapeutics SEC Filings & Recent Activity

Halozyme Therapeutics (NASDAQ:HALO) has submitted 473+ documents to the U.S. Securities and Exchange Commission (SEC) since 2018. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in Halozyme Therapeutics's financial statements. The most recent filing was a Form 3 submitted on June 9, 2026.

Form 4
HALOZYME THERAPEUTICS, INC. Reports Ownership Change on Jun. 3, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
Halozyme Therapeutics Files Current Report on May. 11, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

Halozyme Therapeutics SEC Filing History

Browse Halozyme Therapeutics' complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
06/09/2026 3:59 PM
Halozyme Therapeutics (1159036) Issuer
Snellgrove Darren (2137401) Reporting
Form 3
Initial statement of beneficial ownership of securities  
06/03/2026 7:06 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2026 4:20 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/13/2026 4:50 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/11/2026 3:06 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/07/2026 6:01 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2026 6:02 PM
DUNCAN BARBARA GAYLE (1353128) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2026 6:02 PM
Halozyme Therapeutics (1159036) Issuer
Henderson Jeffrey William (1324015) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2026 6:03 PM
Halozyme Therapeutics (1159036) Issuer
Lang James Paul (1703090) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2026 6:04 PM
Halozyme Therapeutics (1159036) Issuer
Krishnan Mahesh (1866746) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2026 6:04 PM
Halozyme Therapeutics (1159036) Issuer
Posard Matthew L. (1543792) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2026 4:05 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/01/2026 3:45 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
04/30/2026 9:39 AM
Halozyme Therapeutics (1159036) Subject
VANGUARD CAPITAL MANAGEMENT LLC (2100119) Filed by
Form SCHEDULE 13G
04/30/2026 7:12 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/24/2026 3:06 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/07/2026 4:13 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2026 5:28 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2026 5:29 PM
Halozyme Therapeutics (1159036) Issuer
RAMSAY DAVID A (1283292) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/27/2026 8:33 AM
Halozyme Therapeutics (1159036) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
03/23/2026 5:35 PM
Halozyme Therapeutics (1159036) Issuer
RAMSAY DAVID A (1283292) Reporting
Form 3
Initial statement of beneficial ownership of securities  
03/23/2026 3:13 PM
Halozyme Therapeutics (1159036) Filer
Form DEFA14A
03/23/2026 3:16 PM
Halozyme Therapeutics (1159036) Filer
Form ARS
03/23/2026 3:11 PM
Halozyme Therapeutics (1159036) Filer
Form DEF 14A
03/12/2026 7:32 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/10/2026 6:18 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/09/2026 3:18 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/04/2026 5:56 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2026 5:14 PM
Halozyme Therapeutics (1159036) Issuer
LaBrosse Nicole (1910662) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2026 5:16 PM
Halozyme Therapeutics (1159036) Issuer
Snyder Mark Howard (1902866) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2026 5:19 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2026 5:12 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/17/2026 5:51 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/17/2026 5:52 PM
Halozyme Therapeutics (1159036) Issuer
LaBrosse Nicole (1910662) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/17/2026 5:53 PM
Halozyme Therapeutics (1159036) Issuer
Snyder Mark Howard (1902866) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/11/2026 8:20 PM
Halozyme Therapeutics (1159036) Issuer
LaBrosse Nicole (1910662) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/11/2026 8:20 PM
Halozyme Therapeutics (1159036) Issuer
Snyder Mark Howard (1902866) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/11/2026 8:21 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/11/2026 7:56 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/05/2026 6:38 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2026 3:17 PM
Halozyme Therapeutics (1159036) Subject
Torley Helen (1528185) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
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01/28/2026 5:40 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/06/2026 5:55 PM
Halozyme Therapeutics (1159036) Issuer
Snyder Mark Howard (1902866) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2026 5:55 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2026 5:56 PM
Halozyme Therapeutics (1159036) Issuer
Lang James Paul (1703090) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 6:38 PM
Halozyme Therapeutics (1159036) Issuer
Lang James Paul (1703090) Reporting
Form 3
Initial statement of beneficial ownership of securities  
12/19/2025 4:39 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/11/2025 5:16 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
12/09/2025 3:45 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/08/2025 4:20 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/01/2025 6:50 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/01/2025 6:31 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/18/2025 3:50 PM
Halozyme Therapeutics (1159036) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
11/12/2025 5:54 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/12/2025 4:58 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
11/12/2025 4:17 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/07/2025 7:02 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/05/2025 3:59 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/14/2025 5:45 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/06/2025 4:14 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 3
Initial statement of beneficial ownership of securities  
10/06/2025 4:18 PM
Caudill Cortney (2090209) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/06/2025 3:58 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/03/2025 5:00 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2025 3:51 PM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/01/2025 5:29 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/01/2025 3:26 PM
Halozyme Therapeutics (1159036) Subject
Torley Helen (1528185) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/01/2025 6:06 AM
Halozyme Therapeutics (1159036) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/23/2025 3:15 PM
Halozyme Therapeutics (1159036) Issuer
LaBrosse Nicole (1910662) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/11/2025 4:09 PM
Halozyme Therapeutics (1159036) Issuer
LaBrosse Nicole (1910662) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/10/2025 3:37 PM
Halozyme Therapeutics (1159036) Subject
LaBrosse Nicole (1910662) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/04/2025 4:41 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/02/2025 7:11 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/02/2025 3:38 PM
Connaughton Bernadette (1662521) Reporting
Halozyme Therapeutics (1159036) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/13/2025 5:22 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
07/17/2025 6:54 PM
BlackRock, Inc. (2012383) Filed by
Halozyme Therapeutics (1159036) Subject
Form SCHEDULE 13G/A
07/10/2025 6:43 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/24/2025 4:40 PM
Halozyme Therapeutics (1159036) Issuer
Torley Helen (1528185) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)

Halozyme Therapeutics SEC Filings - Frequently Asked Questions

Halozyme Therapeutics (HALO) has submitted 473+ filings to the SEC since 2018. You can browse the complete history or filter by form type using the tools above.

Halozyme Therapeutics's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results. Key financial data from these reports is available on Halozyme Therapeutics's financial statements page.

The most recent filing was a Form 3 submitted on June 9, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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This page (NASDAQ:HALO) was last updated on 6/14/2026 by MarketBeat.com Staff.
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