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B
Braunstein Scott
Open-market buys
0
$0 total
Open-market sells
0
$0 total
Tracking since
N/A
Activity timeline
No individual transactions on file yet — aggregate totals above are current.
Holdings as last reported
56,818 Stock Option in ATAI
Held directly · as of 2025-11-04
45,000 Option to purchase Common Stock in CRBU
Held directly · as of 2026-02-20
Companies touched
Caribou Biosciences, Inc.
CIK 0001619856
RAPT Therapeutics, Inc
CIK 0001673772