Michael Byrnes

Insider Reports History

Location
Palo Alto, CA
Signature
/s/ Andrew Kucharchuk, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Michael Byrnes:

Company Role Class Num Shares Value Price $ Report Date Ownership
eFFECTOR Therapeutics, Inc. Chief Financial Officer Common Stock 3,117 $5,246 $1.68 15 May 2024 Direct
eFFECTOR Therapeutics, Inc. Chief Financial Officer Stock Option (Right to Buy) 40,000 19 Feb 2024 Direct
CERO THERAPEUTICS HOLDINGS, INC. Director Stock Option (Right to Buy) 9,326 30 May 2025 Direct

Insider Reports Filed by Michael Byrnes

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CERO CERO THERAPEUTICS HOLDINGS, INC. 30 May 2025 1 $0 4 Director 02 Jun 2025, 17:08
CERO CERO THERAPEUTICS HOLDINGS, INC. 04 Mar 2025 1 $0 4 Director 06 Mar 2025, 16:16
CERO CERO THERAPEUTICS HOLDINGS, INC. 24 Feb 2025 1 $0 4 Director 26 Feb 2025, 17:57
CERO CERO THERAPEUTICS HOLDINGS, INC. 02 Dec 2024 1 $0 4 Director 04 Dec 2024, 21:11
EFTR eFFECTOR Therapeutics, Inc. 15 May 2024 1 +$2,334 4 Chief Financial Officer 17 May 2024, 16:00
CERO CERO THERAPEUTICS HOLDINGS, INC. 25 Mar 2024 1 $0 4 Director 27 Mar 2024, 21:24
EFTR eFFECTOR Therapeutics, Inc. 19 Feb 2024 1 $0 4 Chief Financial Officer 21 Feb 2024, 17:02
CERO PHOENIX BIOTECH ACQUISITION CORP. 14 Feb 2024 0 $0 3 Director 16 Feb 2024, 19:27
EFTR eFFECTOR Therapeutics, Inc. 15 Nov 2023 1 +$2,250 4 Chief Financial Officer 16 Nov 2023, 17:26
EFTR eFFECTOR Therapeutics, Inc. 15 May 2023 1 +$2,232 4 Chief Financial Officer 16 May 2023, 08:01
EFTR eFFECTOR Therapeutics, Inc. 17 Jan 2023 1 $0 4 Chief Financial Officer 19 Jan 2023, 16:02
EFTR eFFECTOR Therapeutics, Inc. 15 Nov 2022 1 +$2,179 4 Chief Financial Officer 16 Nov 2022, 17:30
EFTR eFFECTOR Therapeutics, Inc. 20 Jun 2022 1 $0 4 Chief Financial Officer 22 Jun 2022, 16:17
EFTR eFFECTOR Therapeutics, Inc. 07 Jun 2022 1 +$33,262 4 Chief Financial Officer 07 Jun 2022, 17:30
EFTR eFFECTOR Therapeutics, Inc. 13 May 2022 1 +$6,476 4 Chief Financial Officer 17 May 2022, 20:46
EFTR eFFECTOR Therapeutics, Inc. 20 Jan 2022 1 $0 4 Chief Financial Officer 24 Jan 2022, 19:11
EFTR eFFECTOR Therapeutics, Inc. 25 Aug 2021 2 $0 4 Chief Financial Officer 27 Aug 2021, 18:01
EFTR eFFECTOR Therapeutics, Inc. 24 Aug 2021 0 $0 3 Chief Financial Officer 27 Aug 2021, 17:58