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July 4th Sale until July 8! Get 15% off!

SYNLOGIC

Trade SYBX
Earnings expected on 2025-07-01 in the pre market. Expected move: NaN% (+/- $0.00)
SYBX Insider Trades:
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Ticker
Trade Date
Filing Date
Name
Title
Code
Security
Amount
Price
Value
Trans.
10b5-1
Director
10% Owner
Mcap/AUM
2025-04-26
2025-04-29
FLYNN JAMES
A - Grant
Common Stock
15,000
$0.00
1
$14.2M
2025-04-26
2025-04-29
SHEA RICHARD
A - Grant
Common Stock
15,000
$0.00
1
$14.2M
2025-04-02
2025-04-03
DOOLEY MARY BETH
Principal Executive Officer an...
S - Sale
Common Stock
-144
$1.00
-144
1
$14.2M
2025-02-03
2025-02-04
DOOLEY MARY BETH
Principal Executive Officer an...
S - Sale
Common Stock
-2,107
$1.00
-2,107
1
$14.2M
2024-10-29
2024-10-30
DOOLEY MARY BETH
Head of Finance
S - Sale
Common Stock
-79
$1.00
-79
1
$14.2M
2024-04-19
2024-04-22
BRENNAN AOIFE
President and CEO
S - Sale
-88,293
$2.00
-177K
1
$14.2M
2024-04-02
2024-04-04
AWAD ANTOINE
Chief Operating Officer
S - Sale
Common Stock
-372
$2.00
-744
1
$14.2M
2024-04-02
2024-04-04
DOOLEY MARY BETH
Head of Finance
S - Sale
Common Stock
-188
$2.00
-376
1
$14.2M
2024-03-21
2024-03-21
BRENNAN AOIFE
President and CEO
S - Sale
-6,868
$2.00
-13,736
1
$14.2M
2024-03-19
2024-03-21
FLYNN JAMES
A - Grant
Stock Option (right to buy)
4,000
$0.00
1
$14.2M
2024-01-02
2024-01-04
BARRETT PETER
A - Grant
Stock Option (right to buy)
24,923
$0.00
1
$14.2M
2024-01-02
2024-01-04
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
14,678
$0.00
1
$14.2M
2023-11-10
2023-11-14
AWAD ANTOINE
Chief Operating Officer
A - Grant
Stock Option (right to buy)
52,693
8
$14.2M
2023-11-10
2023-11-14
BRENNAN AOIFE
President and CEO
A - Grant
Stock Option (right to buy)
147K
10
$14.2M
2023-11-10
2023-11-14
JENSEN MICHAEL VANGSTED
Chief Financial Officer
A - Grant
Stock Option (right to buy)
35,330
3
$14.2M
2023-11-10
2023-11-14
AWAD ANTOINE
Chief Operating Officer
D - Sale to Issuer
Stock Option (right to buy)
-52,693
8
$14.2M
2023-11-10
2023-11-14
BRENNAN AOIFE
President and CEO
D - Sale to Issuer
Stock Option (right to buy)
-147K
10
$14.2M
2023-11-10
2023-11-14
JENSEN MICHAEL VANGSTED
Chief Financial Officer
D - Sale to Issuer
Stock Option (right to buy)
-35,330
3
$14.2M
2023-06-22
2023-06-26
HEFFERNAN MICHAEL THOMAS
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
BARRETT PETER
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
BURGESS MICHAEL
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
KELLY-CROSWELL LISA
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
LESCHLY NICK
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
MATHERS EDWARD
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-06-22
2023-06-26
SHEA RICHARD
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2023-04-03
2023-04-05
BRENNAN AOIFE
President and Chief Executive ...
S - Sale
Common Stock
-19,042
$1.00
-19,042
1
$14.2M
2023-04-03
2023-04-05
AWAD ANTOINE
Chief Operating Officer
S - Sale
Common Stock
-6,438
$1.00
-6,438
1
$14.2M
2023-04-03
2023-04-05
JENSEN MICHAEL VANGSTED
Chief Financial Officer
S - Sale
Common Stock
-2,553
$1.00
-2,553
1
$14.2M
2023-01-03
2023-01-04
BARRETT PETER
A - Grant
Stock Option (right to buy)
156K
$0.00
1
$14.2M
2023-01-03
2023-01-04
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
91,954
$0.00
1
$14.2M
2022-06-09
2022-06-13
BARRETT PETER
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
BURGESS MICHAEL
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
HEFFERNAN MICHAEL THOMAS
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
KELLY-CROSWELL LISA
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
LESCHLY NICK
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
MATHERS EDWARD
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-06-09
2022-06-13
SHEA RICHARD
A - Grant
Stock Option (right to buy)
27,000
$0.00
1
$14.2M
2022-05-24
2022-05-25
JENSEN MICHAEL VANGSTED
Chief Financial Officer
P - Purchase
Common Stock
9,500
$1.00
9,500
1
$14.2M
2022-04-04
2022-04-06
BRENNAN AOIFE
President and Chief Executive ...
S - Sale
Common Stock
-8,894
$2.00
-17,788
1
$14.2M
2022-04-04
2022-04-06
AWAD ANTOINE
Chief Operating Officer
S - Sale
Common Stock
-2,650
$2.00
-5,300
1
$14.2M
2022-03-03
2022-03-03
JENSEN MICHAEL VANGSTED
Chief Financial Officer
A - Grant
Stock Option (right to buy)
230K
$0.00
1
$14.2M
2022-03-03
2022-03-03
JENSEN MICHAEL VANGSTED
Chief Financial Officer
A - Grant
Common Stock
30,000
$0.00
1
$14.2M
2022-02-04
2022-02-08
AWAD ANTOINE
Chief Operating Officer
A - Grant
Stock Option (right to buy)
165K
$0.00
1
$14.2M
2022-02-04
2022-02-08
AWAD ANTOINE
Chief Operating Officer
A - Grant
Common Stock
40,820
$0.00
1
$14.2M
2022-02-04
2022-02-08
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Stock Option (right to buy)
434K
$0.00
1
$14.2M
2022-02-04
2022-02-08
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Common Stock
107K
$0.00
1
$14.2M
2021-12-06
2022-02-01
BELOFF GREGG
Interim Chief Financial Office...
A - Grant
Stock Option (right to buy)
50,000
$0.00
1
$14.2M
2022-01-03
2022-01-05
BARRETT PETER
A - Grant
Stock Option (right to buy)
49,334
$0.00
1
$14.2M
2021-06-10
2021-06-14
BARRETT PETER
A - Grant
Stock Option (right to buy)
12,818
$0.00
1
$14.2M
2021-06-10
2021-06-14
BURGESS MICHAEL
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
HEFFERNAN MICHAEL THOMAS
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
KELLY-CROSWELL LISA
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
LESCHLY NICK
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
MATHERS EDWARD
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-06-10
2021-06-14
SHEA RICHARD
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2021-04-20
2021-04-22
KHUONG CHAU QUANG
A - Grant
Common Stock, $0.001 par value
1.67M
$3.00
5.00M
1
$14.2M
2021-04-20
2021-04-22
ORBIMED ADVISORS LLC
A - Grant
Common Stock, $0.001 par value
1.67M
$3.00
5.00M
1
$14.2M
2021-03-10
2021-03-12
AWAD ANTOINE
Chief Operating Officer
A - Grant
Stock Option (right to buy)
70,000
$0.00
1
$14.2M
2021-03-10
2021-03-12
AWAD ANTOINE
Chief Operating Officer
A - Grant
Common Stock
17,500
$0.00
1
$14.2M
2021-03-10
2021-03-12
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Stock Option (right to buy)
285K
$0.00
1
$14.2M
2021-03-10
2021-03-12
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Common Stock
71,250
$0.00
1
$14.2M
2021-03-10
2021-03-12
RIESE RICHARD
Chief Medical Officer
A - Grant
Stock Option (right to buy)
70,000
$0.00
1
$14.2M
2021-03-10
2021-03-12
RIESE RICHARD
Chief Medical Officer
A - Grant
Common Stock
17,500
$0.00
1
$14.2M
2021-02-09
2021-02-11
KELLY-CROSWELL LISA
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2021-01-04
2021-01-05
BARRETT PETER
A - Grant
Stock Option (right to buy)
57,498
$0.00
1
$14.2M
2020-12-08
2020-12-09
HEFFERNAN MICHAEL THOMAS
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2020-01-02
2020-07-28
BARRETT PETER
A - Grant
Stock Option (right to buy)
48,656
$0.00
1
$14.2M
2020-06-04
2020-06-08
BARRETT PETER
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
BURGESS MICHAEL
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
HURTER PATRICIA
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
KHUONG CHAU QUANG
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
LESCHLY NICK
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
MATHERS EDWARD
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-06-04
2020-06-08
SHEA RICHARD
A - Grant
Stock Option (right to buy)
15,000
$0.00
1
$14.2M
2020-03-10
2020-03-12
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Stock Option (right to buy)
185K
$0.00
1
$14.2M
2020-03-10
2020-03-12
BRENNAN AOIFE
President and Chief Executive ...
A - Grant
Common Stock
46,300
$0.00
1
$14.2M
2020-03-10
2020-03-12
RIESE RICHARD
Chief Medical Officer
A - Grant
Stock Option (right to buy)
54,000
$0.00
1
$14.2M
2020-03-10
2020-03-12
RIESE RICHARD
Chief Medical Officer
A - Grant
Common Stock
13,500
$0.00
1
$14.2M
2020-02-03
2020-02-04
BURGESS MICHAEL
A - Grant
Stock Option (right to buy)
30,000
$0.00
1
$14.2M
2019-12-31
2020-01-02
RIESE RICHARD
Chief Medical Officer
A - Grant
Stock Option (right to buy)
150K
$0.00
1
$14.2M