LANGER ROBERT

CIK 000123975718 companiesREDWOOD CITY, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001239757

Recent Transactions

50 trades

Award
Seer, Inc.$SEER
Class A Common Stock
2026-07-28+16,500→ 821,025 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2026-07-28+25,000→ 25,000 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2025-07-07+30,500→ 30,500 total
Award
Seer, Inc.$SEER
Class A Common Stock
2025-07-07+20,500→ 804,525 total
Award
Seer, Inc.$SEER
Class A Common Stock
2024-06-12+58,178→ 784,025 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2024-05-06+7,557→ 7,557 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2023-06-14+34,735→ 34,735 total
Award
Seer, Inc.$SEER
Class A Common Stock
2023-06-14+23,443→ 725,847 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2023-05-03+6,134→ 6,134 total
Award
Korro Bio, Inc.$KRRO
Stock Option
2022-08-17+14,846→ 14,846 total
Disposition to Issuer
Korro Bio, Inc.$KRRO
Stock Option
2022-08-17−14,846→ 0 total
Award
Korro Bio, Inc.$KRRO
Stock Option
2022-08-17+14,846→ 14,846 total
Disposition to Issuer
Korro Bio, Inc.$KRRO
Stock Option
2022-08-17−14,846→ 0 total
Award
Korro Bio, Inc.$KRRO
Stock Option
2022-06-21+14,846→ 14,846 total
Award
Seer, Inc.$SEER
Class A Common Stock
2022-06-15+9,945→ 702,404 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2022-06-15+29,640→ 29,640 total
Gift
Moderna, Inc.$MRNA
Common Stock
2022-05-05−703→ 11,466,961 total
Exercise/Conversion
Moderna, Inc.$MRNA
Restricted Stock Units
2022-04-28−703→ 0 total
Exercise/Conversion
Moderna, Inc.$MRNA
Common Stock
2022-04-28+703→ 11,467,664 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2022-04-28+5,415→ 5,415 total
Conversion
Seer, Inc.$SEER
Class B Common Stock
2022-01-10−327,102→ 0 total
Conversion
Seer, Inc.$SEER
Class A Common Stock
2022-01-10+327,102→ 692,459 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2021-06-17+15,000→ 15,000 total
Award
Korro Bio, Inc.$KRRO
Stock Option
2021-06-17+14,846→ 14,846 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2021-04-28+4,081→ 4,081 total
Award
Moderna, Inc.$MRNA
Restricted Stock Units
2021-04-28+703→ 703 total
Conversion
Seer, Inc.$SEER
Series A Convertible Preferred Stock
2020-12-08−205,831→ 0 total
Conversion
Seer, Inc.$SEER
Class A Common Stock
2020-12-08+205,831→ 365,357 total
Award
Seer, Inc.$SEER
Stock Option (right to buy)
2020-12-03+18,691→ 18,691 total
Gift
Korro Bio, Inc.$KRRO
Common Stock
2020-11-17−56,912→ 214,326 total
Award
Korro Bio, Inc.$KRRO
Stock Option
2020-06-11+14,846→ 14,846 total
Conversion
Lyra Therapeutics, Inc.$LYRA
Series A-1/A Convertible Preferred Stock
2020-05-05−23,057→ 0 total
Conversion
Lyra Therapeutics, Inc.$LYRA
Common Stock
2020-05-05+668→ 15,167 total
Award
Lyra Therapeutics, Inc.$LYRA
Stock Option
2020-04-30+14,500→ 14,500 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2020-04-29+18,270→ 18,270 total
Sale
Rubius Therapeutics, Inc.
Common Stock
2019-10-14$8.52/sh−7,500→ 0 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Common Stock
2019-10-14$0.15/sh+7,500→ 7,500 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Stock Option (Right to Buy)
2019-10-14−7,500→ 120,000 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Stock Option (Right to Buy)
2019-07-15−7,500→ 127,500 total
Sale
Rubius Therapeutics, Inc.
Common Stock
2019-07-15$14.94/sh−7,500→ 0 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Common Stock
2019-07-15$0.15/sh+7,500→ 7,500 total
Award
Moderna, Inc.$MRNA
Stock Option (Right to Buy)
2019-06-27+54,660→ 54,660 total
Award
Rubius Therapeutics, Inc.
Stock Option (Right to Buy)
2019-05-23+25,000→ 25,000 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Stock Option (Right to Buy)
2019-04-15−7,500→ 135,000 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Common Stock
2019-04-15$0.15/sh+7,500→ 7,500 total
Sale
Rubius Therapeutics, Inc.
Common Stock
2019-04-15$17.57/sh−7,500→ 0 total
Sale
Rubius Therapeutics, Inc.
Common Stock
2019-01-14$14.59/sh−7,500→ 0 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Common Stock
2019-01-14$0.15/sh+7,500→ 7,500 total
Exercise/Conversion
Rubius Therapeutics, Inc.
Stock Option (Right to Buy)
2019-01-14−7,500→ 142,500 total
Conversion
Moderna, Inc.$MRNA
Series G Preferred Stock
2018-12-11−4,559→ 0 total

Companies

Recent Filings

Address

C/O SEER, INC. 3800 BRIDGE PARKWAY

REDWOOD CITY, CA, 94065

View on SEC.gov