TIMOTHY A. SPRINGER

Insider Reports History

Location
Chestnut Hill, MA
Signature
/s/ Daniel Lochner, 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 TIMOTHY A. SPRINGER:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Cartesian Therapeutics, Inc. Director, 10%+ Owner Common Stock 8.64M $93.1M $10.77 11 Apr 2025 Direct
Tectonic Therapeutic, Inc. Director, 10%+ Owner Common Stock 4.33M $70.7M $16.31 11 Apr 2025 Direct
Tectonic Therapeutic, Inc. Director, 10%+ Owner Common Stock 1.5M $24.5M $16.31 11 Apr 2025 By LLC
Cartesian Therapeutics, Inc. Director, 10%+ Owner Common Stock 657K $7.07M $10.77 11 Apr 2025 Indirect
Cartesian Therapeutics, Inc. Director, 10%+ Owner Common Stock 331K $3.56M $10.77 09 Apr 2025 By wife
Tectonic Therapeutic, Inc. Director, 10%+ Owner Common Stock 186K $3.04M $16.31 09 Apr 2025 By Spouse
Cartesian Therapeutics, Inc. Director, 10%+ Owner Stock Option (Right to Buy) 7.8K $6.16K $0.79 02 Jan 2025 Direct
Cartesian Therapeutics, Inc. Director, 10%+ Owner Series B Non-Voting Convertible Preferred Stock 0 $0 $20.00 25 Sep 2024 By wife
Cartesian Therapeutics, Inc. Director, 10%+ Owner Series B Non-Voting Convertible Preferred Stock 0 $0 $20.00 25 Sep 2024 Direct
Cartesian Therapeutics, Inc. Director, 10%+ Owner Series B Non-Voting Convertible Preferred Stock 0 $0 $20.00 25 Sep 2024 Indirect
Morphic Holding, Inc. Director, 10%+ Owner Common Stock 0 $0 $55.79 16 Aug 2024 By Spouse
Morphic Holding, Inc. Director, 10%+ Owner Common Stock 0 $0 $55.79 16 Aug 2024 Direct
Morphic Holding, Inc. Director, 10%+ Owner Common Stock 0 $0 $55.79 16 Aug 2024 See TAS Partners LLC
Cartesian Therapeutics, Inc. Director, 10%+ Owner Warrant (Right to Buy) 114K 02 Oct 2024 Direct
Cartesian Therapeutics, Inc. Director, 10%+ Owner Warrant (Right to Buy) 33.4K 02 Oct 2024 Indirect
Cartesian Therapeutics, Inc. Director, 10%+ Owner Warrant (Right to Buy) 20K 02 Oct 2024 By wife
Tectonic Therapeutic, Inc. Director, 10%+ Owner Stock Option (Right to Buy) 10.2K 09 Jun 2025 Direct
Morphic Holding, Inc. Director, 10%+ Owner Stock Option (Right to Buy) 0 16 Aug 2024 Direct

Insider Reports Filed by TIMOTHY A. SPRINGER

Symbol Company Period Transactions Value $ Form Type Role Filing Time
TECX Tectonic Therapeutic, Inc. 09 Jun 2025 1 $0 4 Director, 10%+ Owner 11 Jun 2025, 16:30
TECX Tectonic Therapeutic, Inc. 09 Apr 2025 8 $2.3M 4 Director, 10%+ Owner 11 Apr 2025, 18:12
RNAC Cartesian Therapeutics, Inc. 09 Apr 2025 10 $1.52M 4 Director, 10%+ Owner 11 Apr 2025, 17:29
TECX Tectonic Therapeutic, Inc. 07 Apr 2025 2 $8.55M 4 Director, 10%+ Owner 09 Apr 2025, 17:38
RNAC Cartesian Therapeutics, Inc. 18 Mar 2025 3 $1.37M 4 Director, 10%+ Owner 20 Mar 2025, 19:50
TECX Tectonic Therapeutic, Inc. 05 Feb 2025 2 $40M 4 Director, 10%+ Owner 07 Feb 2025, 16:21
RNAC Cartesian Therapeutics, Inc. 13 Jan 2025 3 $366K 4 Director, 10%+ Owner 15 Jan 2025, 16:08
RNAC Cartesian Therapeutics, Inc. 02 Jan 2025 2 $0 4 Director, 10%+ Owner 06 Jan 2025, 16:19
RNAC Cartesian Therapeutics, Inc. 19 Dec 2024 5 $965K 4 Director, 10%+ Owner 23 Dec 2024, 17:20
RNAC Cartesian Therapeutics, Inc. 14 Nov 2024 5 $7.37M 4 Director, 10%+ Owner 18 Nov 2024, 19:35
TECX Tectonic Therapeutic, Inc. 22 Oct 2024 1 $10.1M 4 Director, 10%+ Owner 24 Oct 2024, 17:04
RNAC Cartesian Therapeutics, Inc. 02 Oct 2024 16 $4.29M 4 Director, 10%+ Owner 04 Oct 2024, 17:58
RNAC Cartesian Therapeutics, Inc. 25 Sep 2024 6 $0 4 Director, 10%+ Owner 27 Sep 2024, 16:13
TECX Tectonic Therapeutic, Inc. 24 Sep 2024 7 $1.44M 4 Director, 10%+ Owner 26 Sep 2024, 18:15
MORF Morphic Holding, Inc. 16 Aug 2024 11 $0 4 Director, 10%+ Owner 20 Aug 2024, 19:10
RNAC Cartesian Therapeutics, Inc. 12 Aug 2024 1 $102K 4 Director, 10%+ Owner 14 Aug 2024, 16:43
RNAC Cartesian Therapeutics, Inc. 02 Jul 2024 3 $47.2M 4 Director, 10%+ Owner 05 Jul 2024, 16:02
TECX Tectonic Therapeutic, Inc. 20 Jun 2024 3 $0 4 Director, 10%+ Owner 24 Jun 2024, 16:30
TECX Tectonic Therapeutic, Inc. 20 Jun 2024 0 $0 3 Director, 10%+ Owner 24 Jun 2024, 16:29
MORF Morphic Holding, Inc. 04 Jun 2024 1 $0 4 Director, 10%+ Owner 05 Jun 2024, 19:14
RNAC Cartesian Therapeutics, Inc. 08 Apr 2024 4 $0 4 Director, 10%+ Owner 10 Apr 2024, 21:40
RNAC Cartesian Therapeutics, Inc. 26 Mar 2024 2 $2.88M 4 Director, 10%+ Owner 26 Mar 2024, 16:32
RNAC Cartesian Therapeutics, Inc. 18 Mar 2024 1 $11.4K 4 Director, 10%+ Owner 20 Mar 2024, 17:09
RNAC Cartesian Therapeutics, Inc. 14 Mar 2024 2 $666K 4 Director, 10%+ Owner 18 Mar 2024, 17:29
RNAC Cartesian Therapeutics, Inc. 17 Jan 2024 10 $11.4K 4 Director, 10%+ Owner 28 Mar 2024, 17:11
RNAC Cartesian Therapeutics, Inc. 02 Jan 2024 2 $0 4 Director, 10%+ Owner 04 Jan 2024, 17:06
SELB Cartesian Therapeutics, Inc. 13 Nov 2023 9 $59.9M 4 Director, 10%+ Owner 15 Nov 2023, 17:20
MORF Morphic Holding, Inc. 28 Jun 2023 2 $0 4 Director, 10%+ Owner 30 Jun 2023, 19:03
MORF Morphic Holding, Inc. 01 Jun 2023 1 $0 4 Director, 10%+ Owner 02 Jun 2023, 19:02
MORF Morphic Holding, Inc. 03 May 2023 1 $47.3M 4 Director, 10%+ Owner 04 May 2023, 19:06
MORF Morphic Holding, Inc. 13 Feb 2023 2 $30M 4 Director, 10%+ Owner 13 Feb 2023, 15:14
SELB SELECTA BIOSCIENCES INC 02 Jan 2023 1 $0 4 Director, 10%+ Owner 04 Jan 2023, 15:59
MORF Morphic Holding, Inc. 08 Jun 2022 1 $0 4 Director, 10%+ Owner 10 Jun 2022, 19:00
SELB SELECTA BIOSCIENCES INC 11 Apr 2022 2 $0 4 Director, 10%+ Owner 13 Apr 2022, 21:07
SELB SELECTA BIOSCIENCES INC 03 Jan 2022 1 $0 4 Director, 10%+ Owner 05 Jan 2022, 15:35
SELB SELECTA BIOSCIENCES INC 15 Dec 2021 1 $631K 4 Director, 10%+ Owner 17 Dec 2021, 15:36
SELB SELECTA BIOSCIENCES INC 09 Dec 2021 3 $11.7M 4 Director, 10%+ Owner 13 Dec 2021, 16:16
MORF Morphic Holding, Inc. 18 Aug 2021 7 $4.21M 4 Director, 10%+ Owner 20 Aug 2021, 19:08
MORF Morphic Holding, Inc. 16 Jun 2021 1 $0 4/A Director, 10%+ Owner 29 Apr 2022, 16:21
MORF Morphic Holding, Inc. 24 May 2021 7 $6.02M 4 Director, 10%+ Owner 26 May 2021, 19:02
SELB SELECTA BIOSCIENCES INC 24 May 2021 3 $7.06M 4 Director, 10%+ Owner 26 May 2021, 17:21
MORF Morphic Holding, Inc. 21 May 2021 1 $10.6M 4 Director, 10%+ Owner 25 May 2021, 19:03
SELB SELECTA BIOSCIENCES INC 21 May 2021 1 $8.85M 4 Director, 10%+ Owner 25 May 2021, 16:27