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Insiders · Profile

Brumm Joshua T

Chief Executive Officer at CRESCENT BIOPHARMA · CEO & President at Dyne Therapeutics. Filing since 20 Sep 2021. CIK 0001528826

CBIO CRESCENT BIOPHARMA, INC. Chief Executive Officer · 3 trades DYN Dyne Therapeutics, Inc. CEO & President · 20 trades
Company
Date
Role
Action
Shares
Amount
Of holding
CBIO CRESCENT BIOPHARMA, INC.
18 Sep 2026
Chief Executive Officer
Sold on a plan
7,837
$130.96K
2.8%
CBIO CRESCENT BIOPHARMA, INC.
16 Sep 2026
Chief Executive Officer
Sold on a plan
1,610
$28.82K
0.6%
CBIO CRESCENT BIOPHARMA, INC.
22 Jun 2026
Chief Executive Officer
Sold on a plan
42,305
$761.07K
13.1%
DYN Dyne Therapeutics, Inc.
11 Mar 2024
CEO & President
Sold on a plan
66,387
$1.70M
11.0%
DYN Dyne Therapeutics, Inc.
8 Mar 2024
CEO & President
Sold on a plan
363,343
$9.42M
39.6%
DYN Dyne Therapeutics, Inc.
7 Mar 2024
CEO & President
Sold on a plan
9,086
$234.87K
1.6%
DYN Dyne Therapeutics, Inc.
1 Mar 2024
CEO & President
Sold on a plan
94,480
$2.74M
14.4%
DYN Dyne Therapeutics, Inc.
29 Feb 2024
CEO & President
Sold on a plan
5,520
$151.80K
1.0%
DYN Dyne Therapeutics, Inc.
4 Jan 2024
CEO & President
Sold on a plan
218,536
$4.05M
27.2%
DYN Dyne Therapeutics, Inc.
3 Jan 2024
CEO & President
Sold on a plan
51,183
$986.96K
8.0%
DYN Dyne Therapeutics, Inc.
11 Dec 2023
See Remarks
Sold at will
7,585
$81.31K
1.3%
DYN Dyne Therapeutics, Inc.
18 Sep 2023
See Remarks
Sold at will
12,032
$113.22K
4.9%
DYN Dyne Therapeutics, Inc.
12 Sep 2023
See Remarks
Sold at will
7,672
$79.87K
3.0%
DYN Dyne Therapeutics, Inc.
12 Jun 2023
See Remarks
Sold at will
187,748
$2.37M
42.6%
DYN Dyne Therapeutics, Inc.
9 Jun 2023
See Remarks
Sold at will
76,582
$1.02M
22.1%
DYN Dyne Therapeutics, Inc.
8 Jun 2023
See Remarks
Sold at will
61,000
$806.69K
18.4%
DYN Dyne Therapeutics, Inc.
14 Mar 2023
See Remarks
Sold, plan not stated
7,318
$97.55K
2.2%
DYN Dyne Therapeutics, Inc.
12 Dec 2022
See Remarks
Sold, plan not stated
3,322
$36.11K
1.0%
DYN Dyne Therapeutics, Inc.
10 Oct 2022
See Remarks
Sold, plan not stated
195,800
$2.44M
48.9%
DYN Dyne Therapeutics, Inc.
7 Oct 2022
See Remarks
Sold, plan not stated
14,200
$189.85K
6.5%
DYN Dyne Therapeutics, Inc.
11 Mar 2022
See Remarks
Sold, plan not stated
3,384
$29.54K
1.6%
DYN Dyne Therapeutics, Inc.
21 Sep 2021
See Remarks
Sold, plan not stated
4,584
$73.85K
4.4%
DYN Dyne Therapeutics, Inc.
20 Sep 2021
See Remarks
Sold, plan not stated
3,425
$53.46K
3.2%
23 decisions on file.