Insider Trading & Ownership - Sionna Therapeutics Inc. (SION)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Sionna Therapeutics Inc.
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-02-10
Purchase
2025-02-12
5:21 pm
Sionna Therapeutics Inc. SION TPG GP A LLC
COULTER JAMES G
WINKELRIED JON
10% Owner
1,125,000 $18 $20,250,000 6,684,962
(Indirect)
View
2025-02-10
Purchase
2025-02-10
5:04 pm
Sionna Therapeutics Inc. SION RA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund L.P.
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
1,125,000 $18 $20,250,000 2,324,498
(Indirect)
View
2025-02-10
Purchase
2025-02-10
4:28 pm
Sionna Therapeutics Inc. SION ORBIMED ADVISORS LLC
OrbiMed Capital GP VIII LLC
Director
550,000 $18 $9,900,000 3,704,959
(Indirect)
View
2025-02-10
Purchase
2025-02-10
4:05 pm
Sionna Therapeutics Inc. SION Thompson Peter A.
Director
550,000 $18 $9,900,000 3,704,959
(Indirect)
View
2025-02-10
Purchase
2025-02-10
4:05 pm
Sionna Therapeutics Inc. SION Booth Bruce
Director
60,000 $18 $1,080,000 807,727
(Indirect)
View
2025-02-10
Purchase
2025-02-10
4:05 pm
Sionna Therapeutics Inc. SION Atlas Venture Fund XI L.P.
Atlas Venture Associates XI L.P.
Atlas Venture Associates XI LLC
Atlas Venture Opportunity Fund II L.P.
Atlas Venture Associates Opportunity II LP
Atlas Venture Associates Opportunity II LLC
10% Owner
60,000 $18 $1,080,000 3,694,020
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing

Ownership
2025-04-01
4:05 pm
N/A
2034-07-14
Sionna Therapeutics Inc. SION Fitzpatrick Jennifer
Chief Legal Officer
0 $0 267,835
(Direct)
View
2025-02-10
Conversion
2025-02-12
5:21 pm
N/A
N/A
Sionna Therapeutics Inc. SION TPG GP A LLC
COULTER JAMES G
WINKELRIED JON
10% Owner
11,999,210 $0 6,684,962
(Indirect)
View
2025-02-10
Conversion
2025-02-10
5:04 pm
N/A
N/A
Sionna Therapeutics Inc. SION RA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund L.P.
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
19,569,422 $0 2,324,498
(Indirect)
View
2025-02-10
Conversion
2025-02-10
4:28 pm
N/A
N/A
Sionna Therapeutics Inc. SION ORBIMED ADVISORS LLC
OrbiMed Capital GP VIII LLC
Director
7,764,670 $0 3,704,959
(Indirect)
View
2025-02-06
Option Award
2025-02-10
4:05 pm
N/A
2035-02-05
Sionna Therapeutics Inc. SION Ruddy Marcella K.
Director
39,919 $0 39,919
(Direct)
View
2025-02-06
Option Award
2025-02-10
4:05 pm
N/A
2035-02-05
Sionna Therapeutics Inc. SION Viney Joanne L.
Director
39,919 $0 39,919
(Direct)
View
2025-02-06
Option Award
2025-02-10
4:05 pm
N/A
2035-02-05
Sionna Therapeutics Inc. SION Cloonan Michael
President & CEO
450,252 $0 450,252
(Direct)
View
2025-02-06
Option Award
2025-02-10
4:05 pm
N/A
2035-02-05
Sionna Therapeutics Inc. SION Ridloff Elena
CFO & Head of Corp. Dev.
157,820 $0 157,820
(Direct)
View
2025-02-10
Conversion
2025-02-10
4:05 pm
N/A
N/A
Sionna Therapeutics Inc. SION Thompson Peter A.
Director
7,764,670 $0 3,704,959
(Indirect)
View
2025-02-10
Conversion
2025-02-10
4:05 pm
N/A
N/A
Sionna Therapeutics Inc. SION Booth Bruce
Director
8,943,687 $0 807,727
(Indirect)
View
2025-02-10
Conversion
2025-02-10
4:05 pm
N/A
N/A
Sionna Therapeutics Inc. SION Atlas Venture Fund XI L.P.
Atlas Venture Associates XI L.P.
Atlas Venture Associates XI LLC
Atlas Venture Opportunity Fund II L.P.
Atlas Venture Associates Opportunity II LP
Atlas Venture Associates Opportunity II LLC
10% Owner
8,943,687 $0 3,694,020
(Direct)
View
2025-02-06
Option Award
2025-02-10
4:05 pm
N/A
2035-02-05
Sionna Therapeutics Inc. SION McKee Charlotte
Chief Medical Officer
148,536 $0 148,536
(Direct)
View

Ownership
2025-02-06
9:36 pm
N/A
N/A
Sionna Therapeutics Inc. SION TPG GP A LLC
COULTER JAMES G
WINKELRIED JON
10% Owner
0 $0 5,559,962
(Indirect)
View

Ownership
2025-02-06
9:22 pm
N/A
2034-11-13
Sionna Therapeutics Inc. SION Stelzer Laurie
Director
0 $0 44,480
(Direct)
View

Ownership
2025-02-06
9:18 pm
N/A
N/A
Sionna Therapeutics Inc. SION ORBIMED ADVISORS LLC
OrbiMed Capital GP VIII LLC
Director
0 $0 3,154,959
(Indirect)
View

Ownership
2025-02-06
9:18 pm
N/A
N/A
Sionna Therapeutics Inc. SION McKee Charlotte
Chief Medical Officer
0 $0 277,300
(Direct)
View

Ownership
2025-02-06
9:12 pm
N/A
N/A
Sionna Therapeutics Inc. SION Atlas Venture Fund XI L.P.
Atlas Venture Associates XI L.P.
Atlas Venture Associates XI LLC
Atlas Venture Opportunity Fund II L.P.
Atlas Venture Associates Opportunity II LP
Atlas Venture Associates Opportunity II LLC
10% Owner
0 $0 3,634,020
(Direct)
View

Ownership
2025-02-06
9:09 pm
N/A
N/A
Sionna Therapeutics Inc. SION Cloonan Michael
President & CEO
0 $0 1,536,786
(Direct)
View

Ownership
2025-02-06
9:07 pm
N/A
N/A
Sionna Therapeutics Inc. SION RA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund L.P.
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
0 $0 9,320,322
(Indirect)
View

Ownership
2025-02-06
9:06 pm
N/A
N/A
Sionna Therapeutics Inc. SION Thompson Peter A.
Director
0 $0 3,154,959
(Indirect)
View

Ownership
2025-02-06
9:02 pm
N/A
2032-05-25
Sionna Therapeutics Inc. SION Clancy Paul J
Director
0 $0 185,485
(Direct)
View

Ownership
2025-02-06
9:00 pm
N/A
N/A
Sionna Therapeutics Inc. SION Ridloff Elena
CFO & Head of Corp. Dev.
0 $0 411,397
(Direct)
View

Ownership
2025-02-06
8:58 pm
N/A
N/A
Sionna Therapeutics Inc. SION Booth Bruce
Director
0 $0 3,634,020
(Indirect)
View