NASDAQ : ALPN

Alpine Immune Sciences, Inc.

$64.97 USD

$0.01 (0.02%)

Volume
4.29M
Average Volume
2.46M
Market Capitalization
$4.46B
P/E Ratio
-101.52
Dividend Yield
0.00%
Price Target
$55.00
Year High
$65.00
Year Low
$8.33
Day High
Day Low
Payout Ratio
$0.00
Current Ratio
$7.86
Insider Activity Summary (Last 12 Months)
Insiders Buying

64

Insiders Selling

188

Amount of Insider Selling

$22.05M

ALPN Insider Buying/Selling by Quarter
ALPN Insider Trading History
Insider Name Title Date Transaction Cost Filing Date
Peetz Christopher director 2024-05-20 D-Return 7.91 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 19 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 7.43 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 4.09 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 3.6233 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 13.89 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 13.45 2024-05-20
Peetz Christopher director 2024-05-20 D-Return 65 2024-05-20
Hernday Natasha director 2024-05-20 D-Return 7.43 2024-05-20
Hernday Natasha director 2024-05-20 D-Return 13.89 2024-05-20
Hernday Natasha director 2024-05-20 D-Return 19 2024-05-20
Hernday Natasha director 2024-05-20 D-Return 11.07 2024-05-20
Hernday Natasha director 2024-05-20 D-Return 13.45 2024-05-20
Drappa Jorn director 2024-05-20 D-Return 19 2024-05-20
Drappa Jorn director 2024-05-20 D-Return 8.71 2024-05-20
Drappa Jorn director 2024-05-20 D-Return 7.43 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 7.43 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 31.08 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 13.89 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 61.12 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 19 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 69.96 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 4.09 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 13.45 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 3.6233 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 65 2024-05-20
CONWAY ROBERT E director 2024-05-20 D-Return 11.31 2024-05-20
Topper James N director 2024-05-20 D-Return 19 2024-05-20
Topper James N director 2024-05-20 D-Return 7.43 2024-05-20
Topper James N director 2024-05-20 D-Return 13.45 2024-05-20
Topper James N director 2024-05-20 D-Return 4.09 2024-05-20
Topper James N director 2024-05-18 U-Tender 65 2024-05-20
Topper James N director 2024-05-20 D-Return 11.31 2024-05-20
Topper James N director 2024-05-20 D-Return 3.6233 2024-05-20
Topper James N director 2024-05-20 D-Return 13.89 2024-05-20
Thompson Peter A. director 2024-05-18 U-Tender 65 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 3.6233 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 13.45 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 13.89 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 11.31 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 4.09 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 19 2024-05-20
Thompson Peter A. director 2024-05-20 D-Return 7.43 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 13.89 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 5.7008 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 13.45 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 3.6233 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 19 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-20 D-Return 7.43 2024-05-20
Cui Xiangmin director, 10 percent owner: 2024-05-18 U-Tender 65 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 65 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 5.02 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 7.55 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 65 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 13.3 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 11.31 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 6.51 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 3.23 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 13.2 2024-05-20
Rickey James Paul officer: See Remarks 2024-05-20 D-Return 18.33 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 65 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 18.33 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 65 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 11.31 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 6.33 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 6.51 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 7.2 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 7.55 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 3.23 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 13.2 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-20 D-Return 13.3 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 65 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-18 U-Tender 65 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 65 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 18.33 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 11.31 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 13.3 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 6.51 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 0.65 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 7.55 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 5.02 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 3.23 2024-05-20
GOLD MITCHELL director, officer: Executive Chairman and CEO 2024-05-20 D-Return 13.2 2024-05-20
FUHS ULRICH MARTIN officer: Chief Accounting Officer 2024-05-20 D-Return 65 2024-05-20
FUHS ULRICH MARTIN officer: Chief Accounting Officer 2024-05-20 D-Return 7.91 2024-05-20
FUHS ULRICH MARTIN officer: Chief Accounting Officer 2024-05-20 D-Return 35.89 2024-05-20
FUHS ULRICH MARTIN officer: Chief Accounting Officer 2024-05-20 D-Return 65 2024-05-20
FUHS ULRICH MARTIN officer: Chief Accounting Officer 2024-05-20 D-Return 12.07 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 65 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 13.3 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 7.55 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 13.2 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 3.23 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 18.33 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 65 2024-05-20
DURAND REMY officer: Chief Business Officer 2024-05-20 D-Return 4.09 2024-05-20
ORBIMED ADVISORS LLC director 2024-05-18 U-Tender 65 2024-05-20
PENG STANFORD L officer: See Remarks 2024-05-08 M-Exempt 6.33 2024-05-10
PENG STANFORD L officer: See Remarks 2024-05-08 M-Exempt 3.23 2024-05-10
PENG STANFORD L officer: See Remarks 2024-05-08 M-Exempt 11.31 2024-05-10