REGENXBIO Inc.

RGNX Net selling

CIK 0001590877 #2797 in the set updated 17 Sep 2026

Bought (120 mo)

$949.38K

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$100.66M

$1.08M on a plan · $67.00M straight out of an exercise

Sold at will

$32.57M

135 of 340 sales

Net

−$99.71M

−$31.62M against sales at will

By person

20 insiders · 361 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Mills Kenneth T.

Director

—

$25.72M (109)

−$25.72M

495,925

0.7513%

$4.64M

+255.7%

Vasista Vittal

Chief Financial Officer

—

$19.04M (83)

−$19.04M

246,534

0.3735%

$2.31M

+113.6%

Simpson Curran

Chief Executive Officer

—

$17.42M (30) scheduled

−$17.42M

338,053

0.5121%

$3.16M

—

HAYDEN DONALD J JR

Director

—

$9.34M (19) scheduled

−$9.34M

0

0.0000%

$0.00

−100.0%

Yoo Stephen

Chief Medical Officer

—

$8.72M (31) scheduled

−$8.72M

0

0.0000%

$0.00

—

Christmas Patrick J.

Chief Strategy & Legal Officer

—

$6.41M (34) scheduled

−$6.41M

205,968

0.3120%

$1.93M

—

Fox Allan M.

Director

—

$6.09M (4)

−$6.09M

5,926,520

8.98%

$55.45M

−2.2%

BESHAR LUKE M

Director

—

$4.18M (7) scheduled

−$4.18M

0

0.0000%

$0.00

—

PAKOLA STEVE

Chief Medical Officer

—

$1.73M (9) scheduled

−$1.73M

205,541

0.3114%

$1.92M

—

Danos Olivier

Chief Scientific Officer

—

$1.38M (6) scheduled

−$1.38M

226,348

0.3429%

$2.12M

—

Ciongoli Gregory Austin

Director

$949.38K (2)

—

+$949.38K

118,035

0.1788%

$1.10M

—

KARABELAS ARGERIS N

Director

—

$631.28K (8) scheduled

−$631.28K

28,861

0.0437%

$270.02K

—

Chan Mitchell

Chief Financial Officer

—

—

—

122,815

0.1860%

$1.15M

—

Malzahn Craig

Chief Technology Officer

—

—

—

81,960

0.1242%

$766.82K

+360.0%

Zachary Jennifer

Director

—

—

—

31,871

0.0483%

$298.19K

—

MIGAUSKY GEORGE V

Director

—

—

—

28,861

0.0437%

$270.02K

—

Tasse Daniel

Director

—

—

—

28,861

0.0437%

$270.02K

—

STUMP DAVID C

Director

—

—

—

28,861

0.0437%

$270.02K

—

Glucksmann Alexandra

Director

—

—

—

28,861

0.0437%

$270.02K

—

Bennett Jean

Director

—

—

—

28,861

0.0437%

$270.02K

—

Individual transactions

2

Insider

Date

Role

Action

Shares

Price

Amount

Ciongoli Gregory Austin

27 Aug 2026

Director

Buy

53,407

$9.36

$499.68K

Ciongoli Gregory Austin

26 Aug 2026

Director

Buy

49,196

$9.14

$449.71K

Showing 250 of 361 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 356

Amendments (4/A) skipped 1

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 8

Sales straight out of an exercise 197

Sales at will 135

Transactions with no price 0

Shares from compensation/vesting 5,738,322

Sales filed before the plan box existed 134

History held since 12 Dec 2016