REGENXBIO Inc.· RGNX

🇺🇸 US · SmallBroad USNASDAQ

HealthcareBiotechnologyWebsite

Price: $10.30
Day: +3.41%
Mkt Cap: $532.48M
52W Range: $5.46 – $16.19
Volume: 967.6K
Beta: 0.90

D55D FrameworkQuarterly Data

Holdings Analysis

Insider activity, institutional flows, and fund ownership.

Blog

stockoscope.com

REGENXBIO Inc.

RGNX|Healthcare|Biotechnology

Current price: $10

Smart Money

Dimension 5 of 5

Insider Activity, Q3 2026

Latest scored quarter, net flow, and top transactions by value

Net dollar flow-$501.8K

Net share flow-38.9K

Purchases0 ($0)

Sales2 ($501.8K)

Top Notable Transactions

Insider

Type

Value

Date

Simpson Curran

Sale

$2.2M

Feb 10

Fox Allan M.

Sale

$2.2M

Sep 17

Fox Allan M.

Sale

$2.1M

Dec 22

Institutional Ownership, Q1 2026

Ownership share, position changes, share flow, and top holders

Ownership82.6%

13F share flow-67.0%

Investors holding189

+129 adding-87 reducing

New 33Inc 96Red 56Closed 31

Top Institutional Holders

Institution

Value

Change

BLACKROCK, INC.

$48.5M

+0.7%

REDMILE GROUP, LLC

$36.6M

+0.2%

JPMORGAN CHASE & CO

$27.1M

-1.7%

STATE STREET CORP

$22.9M

+19.7%

ETF & Mutual Fund Activity, Q2 2026

Latest meaningful quarter: fund-by-fund buying / unchanged / selling

Funds reporting103

Total shares held10.1M

Share flow-8.8%

17 buying16 selling

Buying 17Unchanged 70Selling 16

Top Fund Holders

Fund

Weight

Change

JPMORGAN TRUST II

1.5M

0.07%

FIDELITY CONCORD STREET TRUST

438.7K

0.16%

+62.0K

FIDELITY COVINGTON TRUST

290.3K

1.28%

VANGUARD SCOTTSDALE FUNDS

283.8K

0.01%

+13.5K

See the complete picture

The full 5D Framework: Business Quality · Peer Comparison · Valuation · Analyst Sentiment · Smart Money

Explore RGNX on stockoscope.com→

Generated August 5, 2026

For educational purposes only. Not financial advice. Data may be delayed or incomplete.

Smart Money Sentiment

RGNX Smart Money Sentiment Score

A weighted 1-5 sentiment score across three smart money signals.

Smart Money

3.2/5

Neutral

Weighted across 3 components

Component Breakdown (3 of 3 available)

Insider Activity

40% weight

-14

Institutional Flow

50% weight

+36

Fund Flow

10% weight

Overall Smart Money sentiment of 3.2/5 (Neutral) based on a weighted combination of 3 components. Insider activity uses a relative-baseline comparison against the stock's own history; institutional flow tracks position momentum and 13F share changes; fund flow measures ETF / mutual-fund buying vs selling. Higher scores indicate stronger bullish sentiment from professional investors.Last updated August 4, 2026.

Insider Trading Activity

Insider trading analysis comparing the latest quarter against the stock's own historical baseline.

Insider Activity for RGNX

Net insider share flow by quarter (C-suite & director purchases minus sales)

Neutral

Routine insider selling in Q3 2026

2 sales totaling $501.8K (38.9K shares)

Share volume is elevated at 2.4x the historical average

Sell-only pattern: no insider purchases across 7 quarters

Steady selling pace across recent quarters

Notable Recent Transactions, RGNX

Top 8 highest-value recent insider trades

Simpson Curran

Insider

Sell

44,429 shares at $50.22

Feb 10, 2020$2.23M

Fox Allan M.

Director

Sell

48,233 shares at $45.04

Sep 17, 2021$2.17M

Fox Allan M.

Insider

Sell

61,638 shares at $34.40

Dec 22, 2021$2.12M

Mills Kenneth T.

Insider

Sell

35,000 shares at $45.11

Sep 14, 2021$1.58M

Fox Allan M.

Insider

Sell

44,908 shares at $34.92

Dec 23, 2021$1.57M

HAYDEN DONALD J JR

Insider

Sell

30,000 shares at $45.60

Jan 14, 2020$1.37M

HAYDEN DONALD J JR

Insider

Sell

24,800 shares at $50.11

Feb 10, 2020$1.24M

Vasista Vittal

Insider

Sell

21,124 shares at $50.01

Dec 23, 2020$1.06M

Institutional Ownership Analysis

Institutional ownership analysis with position momentum, 13F share flow, and ownership percentage trends.

Institutional Ownership Over Time for RGNX

Total dollar value invested by institutions each quarter

Bullish Signal

Institutions accumulating in Q1 2026

82.6% institutional ownership

Slight accumulation: 129 adding vs 87 reducing

13F shares increased by 3.4%, a notable change

Position Changes

Q2 2026: how are institutions adjusting their positions?

+14 growing-163 shrinkingNet: -149

152

New (3)

Increased (11)

Reduced (11)

Closed (152)

Top Institutional Holders, RGNX

Largest 8 institutional positions by ownership percentage as of Q2 2026

WALLEYE CAPITAL LLC

203.7K

$2.4M

Ownership

0.39%

+100.0%

Y-INTERCEPT (HONG KONG) LTD

181.5K

$2.2M

Ownership

0.35%

-34.0%

ASSENAGON ASSET MANAGEMENT S.A.

169.3K

$2.0M

Ownership

0.32%

-82.7%

MASSACHUSETTS FINANCIAL SERVICES CO /MA/

107.7K

$1.3M

Ownership

0.21%

-3.8%

ACT CAPITAL MANAGEMENT, LLC

67.5K

$808.6K

Ownership

0.13%

+20.5%

WEALTH ENHANCEMENT ADVISORY SERVICES, LLC

45.1K

$629.0K

Ownership

0.09%

+1.4%

CITIGROUP INC

22.5K

$269.6K

Ownership

0.04%

-54.5%

ALMANACK INVESTMENT PARTNERS, LLC.

14.0K

$167.2K

Ownership

0.03%

+100.0%

ETF and Mutual Fund Holdings

ETF and mutual fund activity breakdown showing buying vs selling funds, top fund holders, and detailed holdings.

Fund Activity

Q2 2026: 103 ETFs and mutual funds reporting

17 buying16 sellingNet: +1

Buying (17)

Unchanged (70)

Selling (16)

Neutral

Mixed fund activity in Q2 2026

103 ETFs and mutual funds reporting

17 buying vs 16 selling (balanced)

Top Fund Holders, RGNX

Largest 8 ETF and mutual fund positions by shares held as of latest filing

JPMORGAN TRUST II

1.5M

Weight

0.07%

No change

FIDELITY CONCORD STREET TRUST

438.7K

Weight

0.16%

Increased

FIDELITY COVINGTON TRUST

290.3K

Weight

1.28%

No change

VANGUARD SCOTTSDALE FUNDS

283.8K

Weight

0.01%

Increased

SCHWAB STRATEGIC TRUST

250.1K

Weight

0.08%

Decreased

Fidelity Rutland Square Trust II

150.2K

Weight

0.01%

Increased

MFS SERIES TRUST X

72.3K

Weight

0.00%

Decreased

VALIC Co I

55.0K

Weight

0.02%

Increased

REGENXBIO Inc.· RGNX

Holdings Analysis

Insider Trading Activity

1.3Transaction History108Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings55Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights

Search stocks

Holdings Analysis

Insider Trading Activity

1.3Transaction History108Real market purchases and sales onlyShow All Types

Institutional Ownership Analysis

2.4Detailed Holdings55Most recent institutional positions with changes and valuations

ETF and Mutual Fund Holdings

3.3Fund Holdings Details25Most recent ETF and mutual fund holdings with share counts and weights