RGNX — REGENXBIO INC

Ownership history in Sonic GP LLC  ·  9 quarters on record

This page tracks every 13F SEC filing in which Sonic GP LLC reported a position in REGENXBIO INC (RGNX). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
15.1% (2024 Q1)
Avg. % of fund
8.44%
First filed
2022 Q4
Last filed
2024 Q4
Quarters held
9
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2024 Q4 UNCHANGED 403,079 — 0% 6.87% $3.1M $7.73
2024 Q3 REDUCED 403,079 -50,000 -11.0% 9.66% $4.2M $10.49
2024 Q2 REDUCED 453,079 -90,000 -16.6% 10.94% $5.3M $11.70
2024 Q1 ADDED 543,079 +100,000 +22.6% 15.10% $11.4M $21.07
5 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    RGNX price (monthly, adj. close)

Other funds also holding RGNX

As of 2025 Q4 — sorted by position size

22NW, LP 3Y 7Y 5.6% Redmile Group, LLC 3Y 7Y 4.63% Lion Point Capital, LP 3Y 7Y 1.98% Propel Bio Management, LLC 1.44% Integral Health Asset Management, LLC 3Y 0.86% ArchPoint Investors 3Y 7Y 0.76% GSK plc 0.49% Pale Fire Capital SE 3Y 0.48% Voss Capital, LP 3Y 0.2% ADAR1 Capital Management, LLC 0.15%
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