Casdin Partners Master Fund, L.P.

Insider Reports History

Location
George Town
Signature
Casdin Partners Master Fund, LP, By: Casdin Partners GP, LLC, its General Partner, By: /s/ Eli Casdin, Managing Member
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 Casdin Partners Master Fund, L.P.:

Company Role Class Num Shares Value Price $ Report Date Ownership
BIOLIFE SOLUTIONS INC 10%+ Owner Common Stock, par value $0.001 per share 5,957,165 $170,059,784 $28.55 15 Oct 2025 Indirect
STANDARD BIOTOOLS INC. Director, 10%+ Owner Common Stock, $0.001 par value per share 72,100,000 $104,314,280 $1.45 04 Dec 2025 Indirect
MAXCYTE, INC. 10%+ Owner Common Stock, par value $0.01 per share 10,000,000 $45,300,000 $4.53 03 Oct 2022 Direct
Verve Therapeutics, Inc. 10%+ Owner Common Stock 2,417,596 $24,175,960 $10.00 21 Jun 2021 Direct
Absci Corp Director Common Stock 6,745,333 $7,419,866 $1.10 26 Jul 2021 Direct
STANDARD BIOTOOLS INC. Director, 10%+ Owner Common Stock, $0.001 par value per share 2,901,062 $3,481,274 $1.20 02 Dec 2025 Direct
Tenaya Therapeutics, Inc. 10%+ Owner Common Stock 361,969 $1,541,988 $4.26 03 Aug 2021 Indirect
Absci Corp Director Common Stock 973,260 $1,070,586 $1.10 26 Jul 2021 Indirect
Absci Corp Director Convertible Note 0 26 Jul 2021 Direct
Absci Corp Director Convertible Note 0 26 Jul 2021 Indirect
Absci Corp Director Series E Preferred Stock 0 26 Jul 2021 Direct
Tenaya Therapeutics, Inc. 10%+ Owner Series B Preferred Stock 0 03 Aug 2021 Indirect
Tenaya Therapeutics, Inc. 10%+ Owner Series C Preferred Stock 0 03 Aug 2021 Indirect
Verve Therapeutics, Inc. 10%+ Owner Series A-2 Preferred Stock 0 21 Jun 2021 Direct
Verve Therapeutics, Inc. 10%+ Owner Series B Preferred Stock 0 21 Jun 2021 Direct

Insider Reports Filed by Casdin Partners Master Fund, L.P.

Symbol Company Period Transactions Value $ Form Type Role Filing Time
LAB STANDARD BIOTOOLS INC. 02 Dec 2025 3 +$502,570 4 Director, 10%+ Owner 04 Dec 2025, 20:59
LAB STANDARD BIOTOOLS INC. 24 Nov 2025 2 +$10,053,280 4 Director, 10%+ Owner 26 Nov 2025, 16:58
LAB STANDARD BIOTOOLS INC. 18 Nov 2025 3 +$1,374,575 4 Director, 10%+ Owner 20 Nov 2025, 19:45
LAB STANDARD BIOTOOLS INC. 13 Nov 2025 3 +$1,126,775 4 Director, 10%+ Owner 17 Nov 2025, 18:58
LAB STANDARD BIOTOOLS INC. 07 Nov 2025 4 +$1,379,318 4 Director, 10%+ Owner 12 Nov 2025, 19:46
BLFS BIOLIFE SOLUTIONS INC 15 Oct 2025 1 -$21,410,325 4 10%+ Owner 17 Oct 2025, 19:55
LAB STANDARD BIOTOOLS INC. 09 Sep 2025 1 +$128,920 4 Director, 10%+ Owner 11 Sep 2025, 21:03
LAB STANDARD BIOTOOLS INC. 03 Sep 2025 2 +$635,750 4 Director, 10%+ Owner 05 Sep 2025, 19:08
LAB STANDARD BIOTOOLS INC. 22 Aug 2025 3 +$658,798 4 Director, 10%+ Owner 26 Aug 2025, 20:46
BLFS BIOLIFE SOLUTIONS INC 15 Aug 2025 1 -$12,200,000 4 10%+ Owner 21 Aug 2025, 21:10
LAB STANDARD BIOTOOLS INC. 13 Aug 2025 3 +$443,033 4 Director, 10%+ Owner 15 Aug 2025, 21:18
BLFS BIOLIFE SOLUTIONS INC 11 Aug 2025 1 -$11,300,000 4 10%+ Owner 13 Aug 2025, 18:43
BLFS BIOLIFE SOLUTIONS INC 10 Jun 2025 1 -$23,800,000 4 10%+ Owner 12 Jun 2025, 20:27
BLFS BIOLIFE SOLUTIONS INC 07 Apr 2025 0 $0 4/A 10%+ Owner 29 Apr 2025, 21:57
LAB STANDARD BIOTOOLS INC. 28 Feb 2025 4 +$5,196,320 4 Director, 10%+ Owner 04 Mar 2025, 20:19
LAB STANDARD BIOTOOLS INC. 27 Aug 2024 1 +$546,750 4 Director, 10%+ Owner 29 Aug 2024, 20:30
LAB STANDARD BIOTOOLS INC. 22 Aug 2024 3 +$1,546,237 4 Director, 10%+ Owner 26 Aug 2024, 20:10
LAB STANDARD BIOTOOLS INC. 19 Aug 2024 3 +$2,351,875 4 Director, 10%+ Owner 21 Aug 2024, 20:47
LAB STANDARD BIOTOOLS INC. 14 Aug 2024 1 +$1,913,520 4 Director, 10%+ Owner 16 Aug 2024, 19:52
LAB STANDARD BIOTOOLS INC. 09 Aug 2024 3 +$2,559,641 4 Director, 10%+ Owner 13 Aug 2024, 20:15
LAB STANDARD BIOTOOLS INC. 07 Aug 2024 2 +$1,718,801 4 Director, 10%+ Owner 09 Aug 2024, 21:34
LAB STANDARD BIOTOOLS INC. 02 Aug 2024 0 $0 4/A Director, 10%+ Owner 04 Mar 2025, 20:03
LAB STANDARD BIOTOOLS INC. 18 Jun 2024 3 $0 4 Director, 10%+ Owner 21 Jun 2024, 20:53
LAB STANDARD BIOTOOLS INC. 23 May 2024 1 +$260,000 4 Director, 10%+ Owner 28 May 2024, 20:45
LAB STANDARD BIOTOOLS INC. 20 May 2024 3 +$1,541,795 4 Director, 10%+ Owner 22 May 2024, 19:53
LAB STANDARD BIOTOOLS INC. 15 May 2024 3 +$3,455,544 4 Director, 10%+ Owner 17 May 2024, 20:11
BLFS BIOLIFE SOLUTIONS INC 30 Apr 2024 2 $0 4 10%+ Owner 02 May 2024, 17:05
LAB STANDARD BIOTOOLS INC. 18 Mar 2024 4 +$127,428,614 4 Director, 10%+ Owner 20 Mar 2024, 17:54
LAB STANDARD BIOTOOLS INC. 04 Mar 2024 2 +$646,169 4 Director, 10%+ Owner 06 Mar 2024, 19:20
LAB STANDARD BIOTOOLS INC. 05 Jan 2024 2 $0 4 Director, 10%+ Owner 09 Jan 2024, 20:51
BLFS BIOLIFE SOLUTIONS INC 19 Oct 2023 1 +$10,374,976 4 10%+ Owner 23 Oct 2023, 17:42
BLFS BIOLIFE SOLUTIONS INC 09 Aug 2023 1 +$771,744 4 10%+ Owner 11 Aug 2023, 17:01
BLFS BIOLIFE SOLUTIONS INC 19 May 2023 2 +$1,673,220 4 10%+ Owner 23 May 2023, 17:46
LAB STANDARD BIOTOOLS INC. 17 May 2023 3 +$2,631,335 4 Director, 10%+ Owner 19 May 2023, 21:00
BLFS BIOLIFE SOLUTIONS INC 16 May 2023 3 +$1,594,973 4 10%+ Owner 18 May 2023, 20:31
MXCT MAXCYTE, INC. 03 Oct 2022 1 -$4,525,084 4 10%+ Owner 05 Oct 2022, 16:24
MXCT MAXCYTE, INC. 01 Jul 2022 1 -$13,912,856 4 10%+ Owner 06 Jul 2022, 17:01
LAB STANDARD BIOTOOLS INC. 04 Apr 2022 1 $0 4 Director, 10%+ Owner 06 Apr 2022, 17:54
LAB STANDARD BIOTOOLS INC. 04 Apr 2022 0 $0 3 Director 06 Apr 2022, 17:54
BLFS BIOLIFE SOLUTIONS INC 01 Sep 2021 1 $0 4/A 10%+ Owner 19 May 2023, 20:32
TNYA Tenaya Therapeutics, Inc. 03 Aug 2021 6 +$12,750,000 4 10%+ Owner 04 Aug 2021, 18:33
MXCT MAXCYTE, INC. 30 Jul 2021 1 +$23,400,000 4 10%+ Owner 03 Aug 2021, 18:08
MXCT MAXCYTE, INC. 29 Jul 2021 0 $0 3 10%+ Owner 30 Jul 2021, 14:56
TNYA Tenaya Therapeutics, Inc. 29 Jul 2021 0 $0 3 10%+ Owner 29 Jul 2021, 19:28
ABSI Absci Corp 26 Jul 2021 7 -$538,356 4 Director 28 Jul 2021, 16:33
ABSI Absci Corp 21 Jul 2021 0 $0 3 Director, 10%+ Owner 21 Jul 2021, 20:53
VERV Verve Therapeutics, Inc. 21 Jun 2021 5 +$20,900,000 4 10%+ Owner 22 Jun 2021, 17:12
VERV Verve Therapeutics, Inc. 16 Jun 2021 0 $0 3 10%+ Owner 16 Jun 2021, 19:27