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SEC Insider//CIK 0001732701

MCDONOUGH GEOFF

CIK 00017327013 companiesCAMBRIDGE, MA
SEC Profile

Transactions

50

Companies

3

Filings

8

CIK

0001732701

Recent Transactions

50 trades
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2026-01-15+395→ 137,597 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2026-01-15+395→ 1,582 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2026-01-15$5.64/sh−137→ 137,460 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2025-10-31+659→ 137,495 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2025-10-31$5.51/sh−293→ 137,202 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2025-10-31−659→ 1,977 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2025-10-15−527→ 2,636 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2025-10-15$6.71/sh−155→ 136,836 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2025-10-15+527→ 136,991 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2025-07-15$0.43/sh−1,548→ 1,364,648 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2025-07-15−5,273→ 31,638 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2025-07-15+5,273→ 1,366,196 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2025-04-15−5,274→ 36,911 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2025-04-15+5,274→ 1,351,212 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2025-04-15$0.37/sh−1,548→ 1,349,664 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2025-01-15$0.89/sh−1,828→ 1,345,938 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2025-01-15−5,274→ 42,185 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2025-01-15+5,274→ 1,347,766 total
  • Award
    Generation Bio Co.$GBIO

    Stock Option (right to buy)

    2025-01-10+901,690→ 901,690 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2024-10-15−5,274→ 47,459 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2024-10-15+5,274→ 1,339,177 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2024-10-15$2.42/sh−1,548→ 1,337,629 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2024-07-15$2.93/sh−1,548→ 1,333,903 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2024-07-15+5,274→ 1,335,451 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2024-07-15−5,274→ 52,733 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2024-04-15−5,274→ 58,007 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2024-04-15+5,274→ 1,325,006 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2024-04-15$3.70/sh−1,548→ 1,323,458 total
  • Award
    Third Harmonic Bio, Inc.

    Stock Option (Right to Buy)

    2024-03-27+60,000→ 60,000 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2024-01-15−21,094→ 63,281 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2024-01-15$1.91/sh−8,121→ 1,305,948 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2024-01-15−23,437→ 0 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2024-01-15+23,437→ 1,314,069 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2024-01-15+21,094→ 1,327,042 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2024-01-15$1.91/sh−7,310→ 1,319,732 total
  • Award
    Generation Bio Co.$GBIO

    Stock Option (right to buy)

    2024-01-02+506,250→ 506,250 total
  • Award
    Generation Bio Co.$GBIO

    Stock Option (right to buy)

    2023-12-01+240,470→ 240,470 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2023-10-15+23,437→ 1,298,582 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2023-10-15−23,437→ 23,437 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2023-10-15$3.24/sh−10,395→ 1,288,187 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2023-07-15$5.08/sh−7,476→ 1,275,145 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2023-07-15−23,437→ 46,874 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2023-07-15+23,437→ 1,282,621 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2023-04-15$4.50/sh−6,879→ 1,256,068 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2023-04-15−23,437→ 70,311 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Common Stock

    2023-04-15+23,437→ 1,262,947 total
  • Award
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2023-01-20+84,375→ 84,375 total
  • Award
    Generation Bio Co.$GBIO

    Stock Option (right to buy)

    2023-01-20+168,750→ 168,750 total
  • Exercise/Conversion
    Generation Bio Co.$GBIO

    Restricted Stock Units

    2023-01-15−23,438→ 93,748 total
  • Tax Payment
    Generation Bio Co.$GBIO

    Common Stock

    2023-01-15$5.10/sh−8,122→ 1,239,510 total

Companies

3

Recent Filings

8

Address

C/O GENERATION BIO CO., 301 BINNEY ST

CAMBRIDGE, MA, 02142

View on SEC.gov