HALOHalozyme Therapeutics, Inc.

$110.41+42% 1Y

Who owns HALO

658 institutions reported holding HALO for 2026Q2, together 100% of the company, more than the 624 a quarter earlier.

658

Institutions reporting a position · as of 2026Q2 · up from 624 the quarter before

Shares held by institutions
122.9M

Shares held by institutions · 100% of the company · long US equity positions only, as reported on Form 13F

Reported value
$9.59B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
29%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
106
Positions exited
72
Added to
246
Reduced
193
Top 10 holdersof the company
40%
Shares sold shortsettled Sep 15, 2026
15.2M
Short interestof shares outstanding
12%
Days to coverat the average daily volume
11.6
Change in the short positionsince the Aug 31, 2026 count
+1.8%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q2658122.9M$9.59B
2026Q1624120.2M$7.77B
2025Q4609122.9M$8.27B
2025Q3596118.2M$8.67B
2025Q2541115.2M$5.99B
2025Q1541120.7M$7.70B
2024Q4501122.3M$5.85B
2024Q3502124.8M$7.13B
2024Q2458122.0M$6.39B
2024Q1410123.5M$5.02B
2023Q4405124.3M$4.60B
2023Q3386123.0M$4.70B
2023Q2367123.2M$4.45B
2023Q1382124.4M$4.75B
2022Q4420129.1M$7.34B
2022Q3355131.5M$5.20B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.13.3M11%$1.04B
VANGUARD GROUP INC11.6M9.5%$911M
STATE STREET CORP5.2M4.2%$405M
Invesco Ltd.3.2M2.6%$249M
MORGAN STANLEY2.8M2.3%$222M
Robeco Investment Management, Inc.2.8M2.3%$217M
BANK OF AMERICA CORP /DE/2.7M2.2%$215M
GEODE CAPITAL MANAGEMENT LLC2.5M2.1%$197M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC2.5M2.0%$197M
SNYDER CAPITAL MANAGEMENT L P2.4M1.9%$188M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 202615.2M12%11.6
Aug 31, 202614.9M12%8.7
Aug 14, 202614.6M12%5.0
Jul 31, 202614.0M11%8.3
Jul 15, 202613.3M11%7.3
Jun 30, 202613.2M11%6.3
Jun 15, 202612.9M11%7.8
May 29, 202613.6M11%8.1
May 15, 202613.4M11%6.7
Apr 30, 202614.4M12%10.2
Apr 15, 202614.3M12%10.6
Mar 31, 202614.0M11%9.4

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

opening the register…