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Trade Date*
Filing Date*
Insider Name
Buy/Sell
Company Name
Ticker
Price*
Amount
Shares Change
Jul 16, 2025
Jul 17, 2025
George Simeon
Dir
Buy
Crispr Therapeutics AG
CRSP
$52.03
$51M
+32.68%
Mar 27, 2024
Mar 28, 2024
George Simeon
Dir
Buy
Nkarta, Inc.
NKTX
$10
$20M
+37.50%
Dec 16, 2022
Dec 20, 2022
George Simeon
Dir
10%
Buy
Design Therapeutics, Inc.
DSGN
$8.42
$8M
+12.12%
Apr 28, 2022
Apr 29, 2022
George Simeon
Dir
Buy
Nkarta, Inc.
NKTX
$15
$20M
+66.67%
Mar 30, 2021
Apr 01, 2021
George Simeon
Dir
10%
Buy
Design Therapeutics, Inc.
DSGN
$20
$5M
+4.25%
May 21, 2020
May 26, 2020
George Simeon
Dir
Buy
Turning Point Therapeutics, Inc.
TPTX
$60
$5M
+3.57%
Oct 18, 2019
Oct 22, 2019
George Simeon
Dir
Buy
Principia Biopharma Inc.
PRNB
$28
$10M
+10.69%
Sep 10, 2019
Sep 11, 2019
George Simeon
Dir
Buy
Turning Point Therapeutics, Inc.
TPTX
$45
$8M
+7.57%
Apr 22, 2019
Apr 24, 2019
George Simeon
Dir
Buy
Turning Point Therapeutics, Inc.
TPTX
$18
$6M
+14.02%
Sep 18, 2018
Sep 20, 2018
George Simeon
Dir
10%
Buy
Principia Biopharma Inc.
PRNB
$17
$5M
+9.32%
Oct 24, 2016
Oct 26, 2016
George Simeon
Dir
Buy
Crispr Therapeutics AG
CRSP
$14
$931,000
+2.02%
Feb 10, 2014
Feb 12, 2014
George Simeon
Dir
Buy
Genocea Biosciences, Inc.
GNCA
$12
$2M
+7.92%