GAYNER THOMAS SINNICKSON

CABO

GAYNER THOMAS SINNICKSON serves as Chief Executive Officer at Cable One, Inc. (CABO). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

26 trades

$19.94M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$19.94M

Companies Traded

MKL, GHC, CABO

Active Period

Nov 2021 – Feb 2025

26 total trades

Most Recent

Buy MKL

Feb 7, 2025 · $200.8K

GAYNER THOMAS SINNICKSON's Insider Trading at Cable One, Inc. (CABO)

Buys

9 · $18.48M

Sells

0 · $0.00

Total Shares Bought

21,700

Total Shares Sold

CABO Price Chart

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Date	Type	Shares	Avg Price	Value
Mar 6, 2023	Buy	100	$709.30	$70.9K
Nov 14, 2022	Buy	5,000	$714.72	$3.57M
Nov 8, 2022	Buy	10,000	$656.86	$6.57M
Sep 12, 2022	Buy	500	$1094.74	$547.4K
Sep 6, 2022	Buy	500	$1106.44	$553.2K
Aug 29, 2022	Buy	500	$1177.75	$588.9K
Aug 24, 2022	Buy	50	$1225.00	$61.3K
Jun 1, 2022	Buy	5,000	$1291.17	$6.46M
May 25, 2022	Buy	50	$1257.97	$62.9K

GAYNER THOMAS SINNICKSON's Insider Trading at Markel Corporation (MKL)

Buys

11 · $1.10M

Sells

0 · $0.00

Total Shares Bought

750

Total Shares Sold

MKL Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Feb 7, 2025	Buy	100	$2008.01	$200.8K	48,944
Nov 5, 2024	Buy	100	$1549.72	$155.0K	48,890
Feb 5, 2024	Buy	100	$1414.74	$141.5K	45,038
Nov 6, 2023	Buy	100	$1311.92	$131.2K	44,984
Aug 7, 2023	Buy	100	$1479.47	$147.9K	44,884
May 3, 2023	Buy	50	$1359.93	$68.0K	43,716
Feb 6, 2023	Buy	25	$1317.18	$32.9K	42,108
Nov 9, 2022	Buy	50	$1230.60	$61.5K	42,126
Aug 5, 2022	Buy	50	$1202.46	$60.1K	42,076
May 9, 2022	Buy	50	$1306.00	$65.3K	42,026
Nov 23, 2021	Buy	25	$1251.30	$31.3K	40,134

GAYNER THOMAS SINNICKSON's Insider Trading at Graham Holdings Company (GHC)

Buys

6 · $365.3K

Sells

0 · $0.00

Total Shares Bought

600

Total Shares Sold

GHC Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 13, 2024	Buy	100	$743.30	$74.3K	700
Nov 9, 2023	Buy	100	$607.24	$60.7K	600
Sep 12, 2023	Buy	100	$569.83	$57.0K	500
May 9, 2023	Buy	100	$581.63	$58.2K	5,600
Sep 16, 2022	Buy	100	$556.15	$55.6K	5,500
Nov 15, 2021	Buy	100	$595.17	$59.5K	5,400