Douglas A. Treco

Insider Reports History

Location
Cambridge, MA
Signature
/s/ Elizabeth Ryland Waldinger, 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 Douglas A. Treco:

Company Role Class Num Shares Value Price $ Report Date Ownership
CRISPR Therapeutics AG Director Common Shares 22,000 $1,254,660 $57.03 06 Aug 2025 Direct
Inozyme Pharma, Inc. CEO & Chairman, Director Restricted Stock Units 0 $38,500 $0.7700 01 Jul 2025 Direct
Inozyme Pharma, Inc. CEO & Chairman, Director Common Stock 0 $0 $4.00 01 Jul 2025 Direct
CRISPR Therapeutics AG Director Stock Option (Right to Buy) 13,000 05 Jun 2025 Direct
Inozyme Pharma, Inc. CEO & Chairman, Director Stock Option (Right to Buy) 0 01 Jul 2025 Direct

Insider Reports Filed by Douglas A. Treco

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CRSP CRISPR Therapeutics AG 06 Aug 2025 1 +$1,140,600 4 Director 08 Aug 2025, 16:06
INZY Inozyme Pharma, Inc. 01 Jul 2025 4 -$175,444 4 CEO & Chairman, Director 03 Jul 2025, 19:03
INZY Inozyme Pharma, Inc. 25 Jun 2025 1 +$2,083 4 CEO & Chairman, Director 27 Jun 2025, 16:05
CRSP CRISPR Therapeutics AG 05 Jun 2025 1 $0 4 Director 06 Jun 2025, 17:30
INZY Inozyme Pharma, Inc. 01 Apr 2025 3 -$7,849 4 CEO & Chairman, Director 03 Apr 2025, 16:27
INZY Inozyme Pharma, Inc. 11 Mar 2025 2 $0 4 CEO, Director 17 Mar 2025, 16:24
INZY Inozyme Pharma, Inc. 30 Sep 2024 1 +$7,610 4 CEO, Director 03 Oct 2024, 20:58
CRSP CRISPR Therapeutics AG 30 May 2024 1 $0 4 Director 31 May 2024, 16:15
INZY Inozyme Pharma, Inc. 01 Apr 2024 3 -$52,210 4 CEO, Director 03 Apr 2024, 17:23
INZY Inozyme Pharma, Inc. 13 Mar 2024 1 $0 4 CEO, Director 15 Mar 2024, 08:30
CRSP CRISPR Therapeutics AG 08 Jun 2023 1 $0 4 Director 09 Jun 2023, 17:36
INZY Inozyme Pharma, Inc. 01 Apr 2023 2 $0 4 CEO, Director 04 Apr 2023, 16:05
INZY Inozyme Pharma, Inc. 10 Jun 2022 1 $0 4 Director 14 Jun 2022, 07:52
CRSP CRISPR Therapeutics AG 09 Jun 2022 1 $0 4 Director 10 Jun 2022, 17:44
INZY Inozyme Pharma, Inc. 23 Jun 2021 1 $0 4 Director 24 Jun 2021, 16:16
CRSP CRISPR Therapeutics AG 10 Jun 2021 1 $0 4 Director 14 Jun 2021, 17:39