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Ackerman John
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Activity — Ackerman John
2 moves.
Biggest
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Biggest sells
Highest impact
Insiders
Institutions
Sell
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Any time
Date
▲
▼
Action
Company
Value
▲
▼
Shares Δ
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▼
Position after
Impact
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Mar 20, 2026
Sell
GRDN
Guardian Pharmacy Services, Inc.
Class A Common Stock
$24.57M
-828K
-44.41%
1,035,928
1.64% of shares
high
Mar 20, 2026
Sell
GRDN
Guardian Pharmacy Services, Inc.
Class A Common Stock
$8.18M
-276K
-44.41%
345,123
0.54% of shares
medium
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