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HEIDEN WILLIAM K
HEIDEN WILLIAM K
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Insider
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Total trades
4
Bought (open market)
$151K
Sold (open market)
$0
Tickers traded
2
Recent trades
Most recent Form 4 filings by HEIDEN WILLIAM K.
HEIDEN WILLIAM K
granted
12,000 shares of
ATRA
at $0
Jun 9
· filed
Jun 11
Details
HEIDEN WILLIAM K
granted
3,750 shares of
MGNX
at $0
May 19
· filed
May 20
Details
HEIDEN WILLIAM K
granted
22,000 shares of
MGNX
at $0
May 19
· filed
May 20
Details
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HEIDEN WILLIAM K
exercised
3,750 shares of
MGNX
May 18
· filed
May 20
Details
HEIDEN WILLIAM K
bought
49,500 shares of
MGNX
at $1.49
$74K
Aug 20, 2025
· filed
Aug 21, 2025
Details
HEIDEN WILLIAM K
bought
50,500 shares of
MGNX
at $1.52
$77K
Aug 19, 2025
· filed
Aug 21, 2025
Details