InsiderTrades

KRSA Korsana Biosciences, Inc.

Nasdaq · SEC CIK 1755237 · EDGAR

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$0
0 sales by 0 insiders
Filings on record
36
since 2021-12-10, latest 2026-09-10 17:45
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Graul Regina MargaretSee Remarks, Dir ——
CHICKO RHONDA M.CFO ——
Hecht Peter MDir, 10% ——

Transactions 15

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-08-18 17:27 2026-08-14 KRSA CHICKO RHONDA M. CFO M - OptEx $2.35 +25.0K 25.0K +138,889% +$58.9K
D 2026-08-18 17:21 2026-08-14 KRSA Graul Regina Margaret See Remarks, Dir M - OptEx $3.30 +55.8K 156.2K +56% +$184.3K
D 2026-08-18 17:21 2026-08-14 KRSA Graul Regina Margaret See Remarks, Dir F - Tax $3.79 -48.6K 107.5K -31% -$184.3K
D 2026-07-20 17:04 2026-07-16 KRSA Hecht Peter M Dir, 10% C - Cnv Deriv — +351.0K 910.2K +63% —
2025-03-27 2025-03-25 KRSA Hecht Peter M Dir, 10% A - Grant $2.75 +181.8K 559.2K +48% +$500.0K
2025-03-27 2025-03-25 KRSA Higgins Michael J Dir A - Grant $2.75 +9,090 30.7K +42% +$25.0K
I 2024-11-25 2024-11-21 KRSA Greenspan David Gerald 10% S - Sale $1.55 -357.9K 0 -100% -$554.7K
2024-01-26 2024-01-01 KRSA Hecht Peter M Dir, 10% A - Grant $0.00 +15.0K 377.4K +4% $0
2024-01-26 2024-01-01 KRSA Graul Regina Margaret Pres A - Grant $0.00 +50.0K 100.3K +99% $0
2023-12-04 2023-11-30 KRSA Hyman Steven Dir A - Grant $0.00 +20.0K 20.0K New $0
M 2023-12-04 2023-11-30 KRSA DESOUZA ERROL B Dir A - Grant $0.00 +50.0K 50.0K New $0
M 2023-12-04 2023-11-30+ KRSA Hecht Peter M Dir, 10% A - Grant $0.00 +35.0K 362.4K +11% $0
2023-12-04 2023-11-30 KRSA MCGUIRE TERRANCE Dir A - Grant $0.00 +5,000 5,552 +906% $0
I 2023-08-11 2023-08-09 KRSA MCGUIRE TERRANCE Dir S - Sale $3.40 -8 0 -100% -$27.20
D 2023-05-22 2023-05-19 KRSA Hecht Peter M CEO, Dir, 10% A - Grant $8.68 +225.0K 327.4K +220% +$1.95M

Purchase Sale Sale after option exercise All abbreviations