Robert Langer

Insider Reports History

Location
98 Montvale Rd, Newton, MA
Signature
/s/ David Horn, by power of attorney
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 Robert Langer:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Seer, Inc. Director Class A Common Stock 805K $1.49M $1.85 Jul 7, 2025 Direct
Seer, Inc. Director Stock Option (right to buy) 30.5K Jul 7, 2025 Direct
Moderna, Inc. Director Stock Option (Right to Buy) 7.56K May 6, 2024 Direct
Frequency Therapeutics, Inc. Director Stock Option 0 Aug 17, 2022 Direct

Insider Reports Filed by Robert Langer

Symbol Company Period Transactions Value $ Form Type Date Filed Role
SEER Seer, Inc. Jul 7, 2025 2 $0 4 Jul 9, 2025 Director
SEER Seer, Inc. Jun 12, 2024 1 $0 4 Jun 14, 2024 Director
MRNA Moderna, Inc. May 6, 2024 1 $0 4 May 7, 2024 Director
SEER Seer, Inc. Jun 14, 2023 2 $0 4 Jun 16, 2023 Director
MRNA Moderna, Inc. May 3, 2023 1 $0 4 May 5, 2023 Director
MRNA Moderna, Inc. Dec 31, 2022 1 $0 5 Feb 3, 2023 Director
FREQ Frequency Therapeutics, Inc. Aug 17, 2022 4 $0 4 Aug 19, 2022 Director
FREQ Frequency Therapeutics, Inc. Jun 21, 2022 1 $0 4 Jun 23, 2022 Director
SEER Seer, Inc. Jun 15, 2022 2 $0 4 Jun 17, 2022 Director
MRNA Moderna, Inc. Apr 28, 2022 3 $0 4 May 2, 2022 Director
SEER Seer, Inc. Jan 10, 2022 2 $0 4 Jan 12, 2022 Director
SEER Seer, Inc. Jun 17, 2021 1 $0 4 Jun 22, 2021 Director
FREQ Frequency Therapeutics, Inc. Jun 17, 2021 1 $0 4 Jun 21, 2021 Director