Insiders / Schaeffer Dave / Activity

Activity — Schaeffer Dave

9 moves.

BiggestBiggest buysBiggest sellsHighest impact
InsidersInstitutions
DateActionCompanyValueShares ΔPosition afterImpact
May 4, 2026GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0+1.0M
+386.12%
1,258,990
2.46% of shares
low
May 4, 2026GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0-1.0M
-62.14%
609,143
1.19% of shares
low
May 4, 2026GrantCCOI
Cogent Communications Holdings, Inc.
common stock
$0+1.0M
+164.17%
1,609,143
3.14% of shares
low
Apr 1, 2026GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0+29K
+12.77%
258,990
0.51% of shares
low
Apr 1, 2026GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0-29K
-4.59%
609,143
1.19% of shares
low
Apr 1, 2026OtherCCOI
Cogent Communications Holdings, Inc.
common stock
$0-59K
-8.42%
638,476
1.25% of shares
low
Dec 31, 2025GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0+230K
229,657
0.45% of shares
low
Dec 31, 2025GiftCCOI
Cogent Communications Holdings, Inc.
common stock
$0-230K
-24.78%
697,143
1.36% of shares
low
Dec 31, 2025GrantCCOI
Cogent Communications Holdings, Inc.
common stock
$0+230K
+32.94%
926,800
1.81% of shares
low
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