WILLIAM JL RIEFLIN

Insider Reports History

Location
South San Francisco, CA
Signature
/s/ Charles Newton, as 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 WILLIAM JL RIEFLIN:

Company Role Class Num Shares Value Price $ Report Date Ownership
RAPT Therapeutics, Inc. Director Stock Option (right to buy) 36,490 $276,594 $7.58 23 May 2024 Direct
NGM BIOPHARMACEUTICALS INC Director Common Stock 0 $0 $1.34 05 Apr 2024 Direct
NGM BIOPHARMACEUTICALS INC Director Common Stock 0 $0 $1.34 05 Apr 2024 Indirect
Lyell Immunopharma, Inc. Director Option (right to buy) 130,000 15 May 2025 Direct
Lyell Immunopharma, Inc. Director Option (right to buy) 130,000 14 Jun 2024 Direct
NGM BIOPHARMACEUTICALS INC Director Stock Option (Right to Buy) 0 05 Apr 2024 Direct

Insider Reports Filed by WILLIAM JL RIEFLIN

Symbol Company Period Transactions Value $ Form Type Role Filing Time
LYEL Lyell Immunopharma, Inc. 15 May 2025 1 $0 4 Director 19 May 2025, 18:48
LYEL Lyell Immunopharma, Inc. 14 Jun 2024 1 $0 4 Director 17 Jun 2024, 16:13
RAPT RAPT Therapeutics, Inc. 22 May 2024 1 $0 4 Director 23 May 2024, 18:18
/report/000095017024042619-rieflin-william-jl-2024-04-05 NGM BIOPHARMACEUTICALS INC 05 Apr 2024 8 $0 4 Director 08 Apr 2024, 16:16
RAPT RAPT Therapeutics, Inc. 28 Mar 2024 1 +$89,982 4 Director 01 Apr 2024, 18:48
LYEL Lyell Immunopharma, Inc. 08 Sep 2023 1 $0 4 Director 08 Sep 2023, 16:27
LYEL Lyell Immunopharma, Inc. 16 Jun 2023 1 $0 4 Director 20 Jun 2023, 16:51
RAPT RAPT Therapeutics, Inc. 24 May 2023 1 $0 4 Director 25 May 2023, 19:00
/report/000120919123029189-rieflin-william-jl-2023-05-10 NGM BIOPHARMACEUTICALS INC 10 May 2023 1 $0 4 Director 12 May 2023, 17:52
RAPT RAPT Therapeutics, Inc. 31 Mar 2023 1 +$87,498 4 Director 10 Apr 2023, 20:10
LYEL Lyell Immunopharma, Inc. 08 Jun 2022 1 $0 4 Director 10 Jun 2022, 16:20
RAPT RAPT Therapeutics, Inc. 25 May 2022 1 $0 4 Director 26 May 2022, 18:18
RAPT RAPT Therapeutics, Inc. 31 Mar 2022 1 +$87,478 4 Director 04 Apr 2022, 17:58
/report/000120919122016213-rieflin-william-jl-2022-03-03 NGM BIOPHARMACEUTICALS INC 03 Mar 2022 1 $0 4 Executive Chairman, Director 04 Mar 2022, 15:11
LYEL Lyell Immunopharma, Inc. 16 Jun 2021 0 $0 3 Director 16 Jun 2021, 19:22
RAPT RAPT Therapeutics, Inc. 28 May 2021 1 $0 4 Director 24 Jun 2021, 20:17