Skip to main content

Round Rock Advisors LLC

Position in HALO — Halozyme Therapeutics, Inc.

CIK 1846991 WILTON, CT

Position in HALO

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$419,683
+$73,137 QoQ
Shares Held
5,362
0.0% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#416
of 667 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 99% Shared 0% None 1%

Common Shares in HALO Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Round Rock Advisors LLC holds $3,162,164 across 6 Biotechnology names. HALO ranks #4 (13.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 HALO
Halozyme Therapeutics, Inc.
This page
5,362 $419,683
6
32,438 $0

All Filings in HALO

Export CSV
4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $419,683 5,362
2026-03-31 $346,546 5,362
2025-12-31 $353,930 5,259
2025-09-30 $499,372 6,809