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HALO US Equity

Halozyme Therapeutics, Inc.Health Care · Biological Products, (No Diagnostic Substances) · CIK 1159036 · FY ends Dec 31
$107.62
+2.73 (+2.60%)
USD · as of 2026-08-19 · marketstack
33 registered studies · 1 active

Studies where HALO is the lead sponsor, as filed with ClinicalTrials.gov. Completion dates are the sponsor's own projected windows and are revised as a study runs. Active studies first, then completed and stopped — newest readout first within each.

33 interventional · 22 with posted results

Held by 19 tracked-famous managers (D. E. Shaw & Co., Inc., TWO SIGMA INVESTMENTS, LP, AQR CAPITAL MANAGEMENT LLC, JANE STREET GROUP, LLC, RENAISSANCE TECHNOLOGIES LLC, +14 more) · FINRA short interest 8.3 days to cover (settled 2026-07-31) · insider 90d: 0 buys / 11 sells · government filings 180d: 1 congress / 0 executive

StudyPhaseStatusInterventionsConditionsEnrollmentPrimary completionReadout inUpdated
52 Week Study + 24-Month Long-Term Extension of Safety, PK, & Efficacy of XYOSTED® for Testosterone Replacement in Male Adolescents With HypogonadismNCT06689085Increase in testosterone, as evaluated using PK parametersOpen-label · TreatmentPhase 3RecruitingCombination product: Testosterone enanthateHypogonadism, Male100Mar 2028≤ 589 d2026-02-18
Study of PEGPH20 With Cisplatin (CIS) and Gemcitabine (GEM); PEGPH20 With Atezolizumab (ATEZO), CIS, and GEM; and CIS and GEM Alone in Participants With Previously Untreated, Unresectable, Locally Advanced, or Metastatic Intrahepatic and Extrahepatic Cholangiocarcinoma and Gallbladder AdenocarcinomaNCT03267940results2020-02-07Run-in Portion: Number of Participants With Adverse Events (AEs)Randomized · Open-label · TreatmentStudy ProtocolPhase 1Terminatedsponsor's stated reason: Sponsor decisionDrug: PEGPH20, CIS, GEM, AtezolizumabCholangiocarcinoma Non-resectable, Cholangiocarcinoma, Intrahepatic, Cholangiocarcinoma, Extrahepatic, Gallbladder Adenocarcinoma852019-11-11actual2020-02-07
A Study of PEGylated Recombinant Human Hyaluronidase in Combination With Nab-Paclitaxel Plus Gemcitabine Compared With Placebo Plus Nab-Paclitaxel and Gemcitabine in Participants With Hyaluronan-High Stage IV Previously Untreated Pancreatic Ductal AdenocarcinomaNCT02715804results2020-07-14Overall SurvivalRandomized · Double-masked · TreatmentStudy Protocol · Statistical Analysis PlanPhase 3Terminatedsponsor's stated reason: Sponsor decisionOther: Biological: PEGylated Recombinant Human Hyaluronidase (PEGPH20) · Drug: Placebo, nab-Paclitaxel, GemcitabinePancreatic Ductal Carcinoma4922019-11-04actual2020-07-14
A Study of PEGylated Recombinant Human Hyaluronidase (PEGPH20) With Pembrolizumab in Participants With Selected Hyaluronan High Solid TumorsNCT02563548results2020-02-07Dose-Escalation Phase: Number of Participants With Dose-Limiting Toxicity (DLT)Open-label · TreatmentStudy Protocol · Statistical Analysis PlanPhase 1CompletedDrug: PEGPH20, PembrolizumabNSCLC, Gastric Cancer562019-03-26actual2020-02-07
PEGPH20 Plus Nab-Paclitaxel Plus Gemcitabine Compared With Nab-Paclitaxel Plus Gemcitabine in Participants With Stage IV Untreated Pancreatic CancerNCT01839487results2020-07-20Progression-Free Survival (PFS)Randomized · Open-label · TreatmentStudy Protocol · Statistical Analysis PlanPhase 2CompletedDrug: PEGPH20, Nab-paclitaxel, Gemcitabine, Dexamethasone, EnoxaparinMetastatic Pancreatic Cancer2792018-05-01actual2020-07-20
A Phase 1b Study of PEGylated Recombinant Human Hyaluronidase (PEGPH20) Combined With Docetaxel in Subjects With Recurrent Previously Treated Locally Advanced or Metastatic NSCLCNCT02346370results2019-02-08Number of Dose Limiting Toxicities (DLTs)Open-label · TreatmentPhase 1Terminatedsponsor's stated reason: Changing standard of care therapy regimenDrug: PEGylated recombinant human hyaluronidase PH20, DocetaxelNon-small Cell Lung Cancer162016-08-09actual2019-02-08
Study of Gemcitabine + PEGPH20 vs Gemcitabine Alone in Stage IV Previously Untreated Pancreatic CancerNCT01453153results2018-11-30Number of Participants With a Dose-limiting Toxicity (DLT)Randomized · Double-masked · TreatmentPhase 1/2CompletedDrug: Gemcitabine, PEGPH20, PlaceboStage IV Pancreatic Cancer28Feb 2014actual2018-11-30
CONSISTENT 1: Metabolic and Safety Outcomes of Hylenex Recombinant (Hyaluronidase Human Injection) Preadministered at CSII Infusion Site in Participants With Type 1 Diabetes Mellitus (T1DM)NCT01848990results2014-10-29Change From Baseline to 6 Months in Glycosylated Hemoglobin (HbA1c)Randomized · Open-label · TreatmentPhase 4CompletedDrug: Commercial Hylenex® recombinant (hyaluronidase human injection), Precommercial Hylenex recombinant (hyaluronidase human injection), Insulin lispro, Insulin aspart, Insulin glulisineType 1 Diabetes Mellitus456Feb 2014actual2018-11-07
A Study of Continuous Subcutaneous Insulin Infusion (CSII) Pump Function in Subjects With Type 1 Diabetes With Recombinant Human Hyaluronidase (rHuPH20)NCT03662334results2019-02-01Part 1: Area Under the Curve (AUC) of Glucose Infusion Rate (GIR) From 0-6 HoursRandomized · Triple-masked · TreatmentPhase 4CompletedDrug: Rapid Acting insulin with pre-treatment of rHuPH20 · Device: Sham injectionType 1 Diabetes Mellitus142014-02-27actual2019-02-01
Phase 1 Safety, Tolerability and PK Study of Ondansetron and Hylenex Recombinant in Healthy VolunteersNCT01572012Evaluation of Overall SafetyRandomized · Open-label · TreatmentPhase 1CompletedDrug: Ondansetron, Ondansetron + Hylenex, Zofran ODT, Ondansetron solutionHealthy12Nov 2013actual2014-01-24
Study of PEGPH20 With Initial Dexamethasone Premedication Given Intravenously to Patients With Advanced Solid TumorsNCT01170897Maximally Tolerated Dose (MTD) of PEGPH20 when given to patients with cancerNon-randomized · Open-labelPhase 1CompletedDrug: PEGPH20Solid Tumor27Oct 2013actual2014-01-29
Randomized, Double Blind, 2 Way Crossover Study of CSII With, Versus Without, Pretreatment With Human HyaluronidaseNCT01526733results2014-09-29Early Insulin Exposure (%AUC[0-60])Randomized · Triple-masked · TreatmentPhase 4CompletedDrug: Sham Injection, Recombinant human hyaluronidase PH20, Insulin aspart, Insulin lisproType 1 Diabetes Mellitus25Aug 2012actual2019-02-26
Safety Study of PEGPH20 Given to Patients With Advanced Solid TumorsNCT00834704To determine the recommended phase 2 dose (RP2D) of PEGPH20. To evaluate the safety and tolerability of PEGPH20 in advanced cancer patients over a range of doses.Non-randomized · Open-labelPhase 1CompletedDrug: PEGPH20Solid Tumor14Jun 2012actual2013-03-26
Randomized, Double-blind, Crossover, Pharmacokinetic (PK) and Glucodynamic (GD) Study of Continuous Subcutaneous Insulin Infusion (CSII) in Participants With Type 1 Diabetes Mellitus (T1DM)NCT01275131results2014-07-25Early Insulin Exposure (%AUC[0-60]), Stage 1Randomized · Triple-masked · Basic sciencePhase 1CompletedDrug: Insulin aspart, Recombinant human hyaluronidase PH20 (rHuPH20)Type 1 Diabetes Mellitus45Dec 2011actual2014-07-25
Safety/Efficacy Study of Subcutaneously Injected Prandial Insulins Compared to Insulin Lispro Alone in Participants With Type 1 Diabetes MellitusNCT01194245results2014-08-19Change From Baseline in Glycosylated Hemoglobin A1C (HbA1c) at the End of Each Treatment PeriodRandomized · Quadruple-masked · TreatmentPhase 2CompletedDrug: Insulin lispro, recombinant human hyaluronidase PH20, Insulin aspart, Insulin glulisine, Insulin glargineDiabetes Mellitus, Type 1135Aug 2011actual2019-02-26
Safety/Efficacy Study of Subcutaneously Injected Prandial Insulins Compared to Insulin Lispro Alone in Patients With Type 2 Diabetes MellitusNCT01194258results2014-08-20Change From Baseline in Glycosylated Hemoglobin A1C (HbA1C) at the End of Each Treatment PeriodRandomized · Quadruple-masked · TreatmentPhase 2CompletedDrug: Insulin lispro, Insulin aspart, Recombinant human hyaluronidase PH20, Insulin glulisine, Insulin glargineDiabetes Mellitus, Type II132Aug 2011actual2014-08-20
Safety Study of Subcutaneously-Injected Prandial INSULIN-PH20 NP Compared to Insulin Lispro Injection in Participants With Type 1 Diabetes MellitusNCT00883558results2014-09-08Postprandial Glucose ExcursionRandomized · Open-labelPhase 2CompletedDrug: Insulin Lispro, regular human insulin, recombinant human hyaluronidase PH20, Insulin glargineDiabetes Mellitus, Type 148Feb 2010actual2014-09-08
A Pharmacokinetic and Glucodynamic Study of Subcutaneously Administered Insulin Analogs With rHuPH20 Compared to Insulin Analogs AloneNCT00979875results2014-07-14Area Under the Concentration-time Curve for Serum Insulin From Time 0 to 60 Minutes (AUC0-60)Randomized · Double-maskedPhase 1CompletedDrug: Recombinant human hyaluronidase PH20 (rHuPH20), Insulin lispro, Insulin glulisine, Insulin aspartHealthy14Feb 2010actual2014-07-14
Subcutaneous Rehydration Compared to Intravenous RehydrationNCT00773175results2018-11-07Mean Total Volume of Fluid Administered at a Single Infusion Site, From the Start to the Cessation of Fluid Administration, for All Randomized ParticipantsRandomized · Open-label · TreatmentPhase 4CompletedDrug: recombinant human hyaluronidaseDehydration148Nov 2009actual2018-11-07
Liquid Meal Study With Insulin Lispro With/Without Recombinant Human Hyaluronidase PH20 (rHuPH20) and Regular Human Insulin With rHuPH20 to Compare Pharmacokinetics, Postprandial Glycemic Response, and Optimal Insulin Dose in Participants With Type 2 Diabetes Mellitus (T2DM)NCT00916357results2014-08-18Postprandial Glucose (PPG) Excursion Following a Liquid MealRandomized · Double-maskedPhase 2CompletedDrug: Humalog, Humulin-R, Recombinant human hyaluronidase PH20 (rHuPH20)Diabetes Mellitus, Type 223Nov 2009actual2014-08-18
Pharmacokinetic, Safety and Tolerability Study of SC Administered Bisphosphonate With rHuPH20 vs Bisphosphonate AloneNCT00807963Assessment of local tolerability of injected drug productRandomized · Single-masked · OtherPhase 1CompletedDrug: rHuPH20, zoledronic acidRisk Factors for or a Diagnosis of Osteoporosis312009-09-21actual2018-08-15
Study of the Intradermal Injection of rHuPH20 or Placebo in Participants With Nickel Allergic Contact DermatitisNCT00928447results2021-12-17Number of Participants With Positive Reaction Scores Based Upon ICDRG Scoring Scale: Regimen 1Randomized · Double-masked · TreatmentStudy Protocol · Statistical Analysis PlanPhase 2CompletedDrug: rHuPH20, PlaceboDermatitis, Allergic Contact222009-09-13actual2021-12-17
Dose-Ranging, Pharmacokinetic (PK), Glucodynamic (GD), Safety and Tolerability Study of Subcutaneously (SC) Administered Humulin R and Humalog With or Without rHuPH20NCT00803972Insulin AUCRandomized · Single-masked · OtherPhase 1CompletedDrug: rHuPH20, Insulin Human Injection, Insulin Lispro InjectionHealthy Volunteers422009-08-28actual2018-08-15
Safety Study of Recombinant Human Hyaluronidase (Chemophase) in Combination With Mitomycin in Participants With Superficial Bladder CancerNCT00318643results2021-10-29Maximum Tolerated Dose (MTD) of Chemophase in Combination With MMCNon-randomized · Open-label · PreventionStudy Protocol · Statistical Analysis PlanPhase 1/2CompletedDrug: Mitomycin C, ChemophaseBladder Cancer272009-08-11actual2021-10-29
Pharmacokinetic and Glucodynamic Crossover Study of Subcutaneously (SC) Administered Insulin Lispro + Recombinant Human Hyaluronidase (rHuPH20) and Regular Human Insulin + rHuPH20 Compared to Insulin Lispro AloneNCT00862849results2014-07-11Intra-participant Variability in Percent of Total Area Under the Plasma Insulin Concentration-Versus-Time Curve Attained by Time T (%AUC[0-T])Double-maskedPhase 1CompletedDrug: Insulin Lispro, Regular Human Insulin, rHuPH20Diabetes Mellitus22Jun 2009actual2014-07-22
Phase II Pharmacokinetics Study of Humalog and Humulin-R With and Without rHuPH20 in Type 1 Diabetes MellitusNCT00774800results2014-09-05Area Under the Insulin Concentration-time Curve for the First Hour (AUC0-60)Single-masked · TreatmentPhase 2CompletedDrug: Humalog, Humulin-R, Recombinant human hyaluronidase PH20 (rHuPH20) · Other: Liquid mealType 1 Diabetes Mellitus22Mar 2009actual2019-02-26
Study of Immediate Post-Operative Intravesical Instillation of Chemophase® in Patients With Superficial Bladder CancerNCT00782587Safety and Tolerability of immediate post-operative instillation of Chemophase.Open-label · TreatmentPhase 1CompletedDrug: ChemophaseSuperficial Bladder Cancer14Mar 2009actual2010-02-08
Pharmacokinetic (PK), Pharmacodynamic (PD), and Safety Study of Subcutaneously Administered Humalog® With and Without Recombinant Human Hyaluronidase (rHuPH20)and Humulin-R® With and Without rHuPH20NCT00705536results2014-07-14Time to Maximum Serum Insulin Concentration (Tmax)Randomized · Double-masked · Health services researchPhase 1CompletedDrug: Humalog, Humulin-R, Recombinant human hyaluronidase PH20 (rHuPH20)Diabetes Mellitus26Feb 2008actual2019-02-26
Study of Subcutaneous Hydration Enabled by Human Recombinant Hyaluronidase (Hylenex)NCT00656370results2010-05-14The Participant's Assessment of Discomfort at the Infusion Site on a Visual Analog Scale (VAS)Randomized · Quadruple-masked · TreatmentPhase 4CompletedDrug: recombinant human hyaluronidaseHealthy152008-01-30actual2018-10-17
INFUSE Morphine StudyNCT00593281• Determine the Tmax and other pharmacokinetic parameters of morphine injected subcutaneously with HYLENEX compared to without HYLENEX and injected intravenouslyRandomized · Double-masked · TreatmentPhase 3CompletedDrug: HylenexPain13Oct 2006actual2008-01-14
A Phase IIIB Dose Comparison Study of Subcutaneous Hydration With and Without Human Recombinant Hyaluronidase (HYLENEX) in Volunteer SubjectsNCT00311519Average infusion flow rate (mL/hr) derived from the time to infuse 400 mL of lactated ringersRandomized · Double-masked · TreatmentPhase 4CompletedDrug: HylenexHealthy502006-04-06
Study of a Large Protein Molecule Administered With Escalating Doses of Recombinant Human HyaluronidaseNCT00369187AUCNon-randomized · Open-label · TreatmentPhase 4CompletedDrug: large protein moleculeRheumatoid Arthritis152008-01-10
A Study of the Subcutaneous Injection of a Viscous Antibody Solution With Recombinant Human HyaluronidaseNCT00435604The time to inject 20 mL of a viscous antibody solution with and without rHuPH20.Randomized · Double-masked · Health services researchPhase 1CompletedDrug: HylenexHealthy152011-10-17

Primary completion is the date the sponsor filed with the registry — their own projection, revised whenever they revise it, unless the row is marked actual.

Source: ClinicalTrials.gov, retrieved 2026-08-19