SCHAEFFER DAVE

CIK 00011669761 companyWASHINGTON, DC

SEC Profile

Transactions

Companies

Filings

CIK

0001166976

Recent Transactions

50 trades

Gift
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-12-31+229,657→ 229,657 total
Gift
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-12-31−229,657→ 697,143 total
Award
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-12-31+229,657→ 926,800 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-08-08$27.50/sh−818,909→ 697,143 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-08-07$32.60/sh−1,840,669→ 1,516,052 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-16$47.14/sh−45,000→ 3,381,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-16$47.05/sh−25,000→ 3,356,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-13$47.42/sh−45,000→ 3,436,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-13$47.34/sh−10,000→ 3,426,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-12$47.83/sh−10,000→ 3,481,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-12$47.87/sh−45,000→ 3,491,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-11$48.35/sh−10,000→ 3,536,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-11$48.55/sh−45,000→ 3,546,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-10$48.63/sh−15,000→ 3,591,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-10$48.70/sh−40,000→ 3,606,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-09$48.99/sh−15,000→ 3,646,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-09$48.51/sh−40,000→ 3,661,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-06$47.78/sh−30,000→ 3,701,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-06$47.78/sh−50,000→ 3,731,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-05$47.31/sh−35,000→ 3,781,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-05$47.29/sh−40,000→ 3,816,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-04$47.76/sh−25,000→ 3,856,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-04$47.76/sh−50,000→ 3,881,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-03$47.00/sh−50,000→ 3,946,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-03$46.86/sh−15,000→ 3,931,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-02$46.13/sh−15,000→ 3,996,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-06-02$46.38/sh−50,000→ 4,011,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-30$45.90/sh−25,000→ 4,061,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-29$46.90/sh−25,000→ 4,086,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-28$47.41/sh−20,000→ 4,111,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-27$48.67/sh−20,000→ 4,131,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-23$46.93/sh−25,000→ 4,151,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-22$46.27/sh−25,000→ 4,176,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-21$46.81/sh−40,000→ 4,201,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-20$49.96/sh−15,000→ 4,241,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-16$50.99/sh−15,000→ 4,256,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-15$50.38/sh−40,000→ 4,271,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-14$50.64/sh−30,000→ 4,311,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-13$50.45/sh−42,628→ 4,341,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-05-12$50.10/sh−11,372→ 4,384,349 total
Disposition to Issuer
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-04-04−48,317→ 4,395,721 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-03-04$71.77/sh−60,000→ 4,444,038 total
Award
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-01-14+84,000→ 4,408,038 total
Award
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2025-01-14+96,000→ 4,504,038 total
Disposition to Issuer
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-12-16$75.88/sh−20,000→ 4,228,038 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-11-26$82.69/sh−24,364→ 4,248,038 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-11-25$83.76/sh−35,636→ 4,272,402 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-09-10$71.75/sh−65,000→ 4,308,038 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-08-27$72.82/sh−60,000→ 4,373,038 total
Sale
COGENT COMMUNICATIONS HOLDINGS, INC.$CCOI
common stock
2024-06-14$51.78/sh−60,000→ 4,433,038 total

Companies

COGENT COMMUNICATIONS HOLDINGS, INC.
Director, Chairman, President & CEO
$CCOI

Recent Filings

Address

1015 31ST ST., NW

WASHINGTON, DC, 20007

View on SEC.gov