Thomas Sinnickson Gayner's Net Worth

$85.5 Million

Estimate Recalculated Sep 16, 2024 03:34PM EST

Who is Thomas Sinnickson Gayner?

Thomas Sinnickson Gayner has an estimated net worth of $85.5 Million. This is based on reported shares across multiple companies, which include Colfax CORP, Cable One, Inc., Graham Holdings Co, MARKEL GROUP INC., and COCA COLA CO.

SEC CIK

Thomas Sinnickson Gayner's CIK is 0001159015

Past Insider Trading and Trends

2015 was Thomas Sinnickson Gayner's most active year for acquiring shares with 12 total transactions. Thomas Sinnickson Gayner's most active month to acquire stocks was the month of April. 2016 was Thomas Sinnickson Gayner's most active year for disposing of shares, totalling 4 transactions. Thomas Sinnickson Gayner's most active month to dispose stocks was the month of November. 2019 saw Thomas Sinnickson Gayner paying a total of $1,350,403.36 for 13,779 shares, this is the most they've acquired in one year. In 2016 Thomas Sinnickson Gayner cashed out on 7,283 shares for a total of $5,862,952.07, their largest year based on trade value.

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Colfax CORP (ENOV) Snapshot price: $43.44

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
+0.76%
490
—
—
65.06K
Dec 31
Form 4
+0.77%
491
—
—
64.57K
Sep 30
Form 4
+0.77%
492
—
—
64.08K
Jun 30
Form 4
+5.46%
3.29K
—
—
63.59K
May 12
Form 4
+0.81%
486
—
—
60.29K
Mar 31
Form 4
+0.94%
556
—
—
59.81K
Dec 31
Form 4
+1.04%
610
—
—
59.25K
Sep 30
Form 4
+1.05%
610
—
—
58.64K
Jun 30
Form 4
+4.63%
2.57K
—
—
58.03K
May 21
Form 4
+1.97%
1.07K
—
—
55.46K
Mar 31
Form 4
+1.09%
585
—
—
54.39K
Dec 31
Form 4
+1.38%
732
—
—
53.8K
Sep 30
Form 4
+1.41%
738
—
—
53.07K
Jun 28
Form 4
+4.42%
2.21K
—
—
52.33K
May 13
Form 4
+1.36%
674
—
—
50.12K
Mar 29
Form 4
+1.97%
957
—
—
49.45K
Dec 31
Form 4/A
+1.16%
555
—
—
48.49K
Sep 28
Form 4
+1.20%
575
—
—
48.51K
Sep 28
Form 4
+1.38%
653
—
—
47.94K
Jun 29
Form 4
+4.36%
1.97K
—
—
47.28K
May 17
Form 4
+1.40%
627
—
—
45.31K
Mar 29
Form 4
+1.19%
525
—
—
44.68K
Dec 29
Form 4
+1.10%
480
—
—
44.16K
Sep 30
Form 4
+1.19%
514
—
—
43.68K
Jun 30
Form 4
+3.78%
1.57K
—
—
43.16K
May 18
Form 4
+0.93%
383
—
—
41.59K
Mar 31
Form 4
+1.02%
418
—
—
41.2K
Dec 30
Form 4
+1.19%
478
—
—
40.79K
Sep 30
Form 4
+1.43%
567
—
—
40.31K
Jun 30
Form 4
+5.31%
2K
—
—
39.74K
May 13
Form 4
+1.41%
525
—
—
37.74K
Mar 31
Form 4
+1.76%
642
—
—
37.21K
Dec 31
Form 4
+1.39%
502
—
—
36.57K
Sep 30
Form 4
+0.91%
325
—
—
36.07K
Jun 30
Form 4
+2.93%
1.02K
—
—
35.74K
May 13
Form 4
+0.91%
314
—
—
34.73K
Mar 31
Form 4
+1.07%
364
—
—
34.41K
Dec 31
Form 4
+0.58%
197
—
—
34.05K
Sep 30
Form 4
+0.45%
151
—
—
33.85K
Jun 30
Form 4
+2.08%
687
—
—
33.7K
May 14
Form 4
+0.48%
158
—
—
33.02K
Mar 31
Form 4
+0.54%
177
—
—
32.86K
Dec 31
Form 4
+0.61%
199
—
—
32.68K
Sep 30
Form 4
+0.67%
216
—
—
32.48K
Jun 30
Form 4
+2.63%
828
—
—
32.27K
May 16
Form 4
+0.78%
242
—
—
31.44K
Mar 31
Form 4
+0.90%
279
—
—
31.2K
Dec 31
Form 4
+1.00%
307
—
—
30.92K
Sep 30
Form 4
+1.20%
363
—
—
30.61K
Jun 30
Form 4
+4.79%
1.38K
—
—
30.25K
May 16
Form 4
+0.87%
248
—
—
28.86K
Mar 31
Form 4
+1.08%
307
—
—
28.61K
Dec 30
Form 4
+1.55%
432
—
—
28.31K
Sep 30
Form 4
+1.28%
353
—
—
27.88K
Jun 30
Form 4
+11.19%
2.77K
—
—
27.52K
May 18
Form 4
+1.56%
381
—
—
24.75K
Mar 31
Form 4
+1.99%
475
—
—
24.37K
Dec 31
Form 4
+2.52%
588
—
—
23.9K
Sep 30
Form 4
+3.74%
841
—
—
23.31K
Jun 30
Form 4
+27.33%
4.82K
—
—
22.47K
May 19
Form 4
+4.40%
743
—
—
17.64K
Mar 31
Form 4
+4.49%
727
—
—
16.9K
Dec 31
Form 4
+5.36%
823
—
—
16.18K
Sep 30
Form 4
+7.97%
1.13K
—
—
15.35K
Jun 30
Form 4
+108.18%
7.39K
—
—
14.22K
May 12
Form 4
+22.93%
1.27K
—
—
6.83K
Mar 31
Form 4
∞
5.56K
—
—
5.56K
May 13
Form 3
—
0
—
—
0
No matching records found

Cable One, Inc. (CABO) Snapshot price: $345.23

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
+0.04%
1
—
—
2.42K
Mar 10
Form 4
+4.31%
100
$709.30
$70,930.00
2.42K
Mar 6
Form 4
+0.04%
1
—
—
2.32K
Dec 16
Form 4
+23.04%
5K
$714.72
$3,573,598.50
26.7K
Nov 14
Form 4
+85.47%
10K
$656.86
$6,568,601.00
21.7K
Nov 8 - Nov 9
Form 4
+4.46%
500
$1,094.74
$547,370.00
11.7K
Sep 12
Form 4
+4.67%
500
$1,106.44
$553,220.00
11.2K
Sep 6
Form 4
+4.90%
500
$1,177.75
$588,875.00
10.7K
Aug 29
Form 4
+2.20%
50
$1,225.00
$61,250.00
2.32K
Aug 24
Form 4
+96.15%
5K
$1,291.17
$6,455,850.00
10.2K
Jun 1
Form 4
+0.67%
50
$1,257.97
$62,898.50
7.47K
May 25
Form 4
+3.20%
230
—
—
7.42K
May 20
Form 4
+1.83%
129
—
—
7.19K
May 21
Form 4
+1.80%
125
—
—
7.06K
May 15
Form 4
+2.98%
201
—
—
6.93K
May 17
Form 4
+5.81%
370
—
—
6.73K
May 8
Form 4
+0.78%
49
—
—
6.36K
May 7 - May 8
Form 4
+3.00%
184
—
—
6.32K
May 2
Form 4
—
0
—
—
0
Jan 3
Form 4
+6.20%
358
—
—
6.13K
May 2 - May 3
Form 4
—
0
—
—
0
Jun 3
Form 4
+8.92%
473
—
—
5.77K
May 3
Form 4
—
0
—
—
0
Mar 4
Form 4
—
0
—
—
0
Dec 4
Form 4
—
0
—
—
0
Aug 4
Form 4
∞
5.3K
—
—
5.3K
Jul 1
Form 3
—
0
—
—
0
No matching records found

Graham Holdings Co (GHC) Snapshot price: $795.19

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
+16.67%
100
$743.30
$74,330.00
700
Sep 12
Form 4
+20.00%
100
$607.24
$60,724.00
600
Nov 9
Form 4
+25.00%
100
$569.83
$56,983.00
500
Sep 8
Form 4
+1.82%
100
$581.63
$58,163.00
5.6K
May 9
Form 4
+1.85%
100
$556.15
$55,615.00
5.5K
Sep 16
Form 4
+1.89%
100
$595.17
$59,517.00
5.4K
Nov 11
Form 3
—
0
—
—
0
No matching records found

MARKEL GROUP INC. (MKL) Snapshot price: $1533.79

Chief Executive Officer

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
+2.18%
1.04K
—
—
48.79K
Feb 20
Form 4
+6.02%
2.71K
—
—
47.75K
Feb 20
Form 4
+0.22%
100
$1,414.74
$141,474.00
45.04K
Feb 2
Form 4
-0.10%
-46.00
$1,401.29
-$64,459.34
44.94K
Dec 5
Form 4
+0.22%
100
$1,311.92
$131,192.00
44.98K
Nov 3
Form 4
+0.22%
100
$1,479.47
$147,947.00
44.88K
Aug 4
Form 4
+2.44%
1.07K
—
—
44.78K
May 16
Form 4
+0.11%
50
$1,359.93
$67,996.50
43.72K
May 2
Form 4
+3.70%
1.56K
—
—
43.67K
Feb 14
Form 4
+0.06%
25
$1,317.18
$32,929.50
42.11K
Feb 3
Form 4
-0.10%
-43.00
$1,315.34
-$56,559.62
42.08K
Dec 6
Form 4
+0.12%
50
$1,230.60
$61,530.00
42.13K
Nov 8
Form 4
+0.12%
50
$1,202.46
$60,123.00
42.08K
Aug 4
Form 4
+0.12%
50
$1,306.00
$65,300.00
42.03K
May 9
Form 4
+4.67%
1.87K
—
—
41.98K
Feb 15
Form 4
-0.08%
-32.00
$1,249.50
-$39,984.00
40.1K
Dec 7
Form 4
+0.06%
25
$1,251.30
$31,282.50
40.13K
Nov 22
Form 4/A
+5.09%
1.94K
—
—
40.11K
Feb 16
Form 4
+5.28%
2.02K
—
—
40.18K
Feb 16
Form 4
-0.12%
-44.00
$1,046.33
-$46,038.50
38.17K
Dec 3 - Dec 8
Form 4
+4.91%
1.79K
—
—
38.21K
Feb 18
Form 4
+3.78%
1.33K
$1,016.87
$1,350,403.36
36.42K
Feb 19
Form 4
-0.16%
-56.00
$1,136.46
-$63,641.76
35.09K
Dec 4
Form 4
+3.00%
1.02K
$1,112.73
$1,140,548.25
35.15K
Feb 21
Form 4
-0.03%
-9.00
$1,130.97
-$10,178.73
34.13K
Jan 16
Form 4
-0.17%
-57.00
$1,110.08
-$63,274.32
34.13K
Dec 5
Form 4
+2.32%
775
$981.23
$760,453.25
34.19K
Feb 21
Form 4
-5.10%
-1.80K
$958.00
-$1,721,526.00
33.42K
May 13
Form 4
+0.00%
0.06
$884.98
$54.96
35.21K
Mar 10
Form 4
+2.00%
691
—
—
35.21K
Feb 22
Form 4
-12.65%
-5.00K
$826.03
-$4,130,150.00
34.52K
Feb 16
Form 4
+0.00%
0.62
$885.30
$550.04
39.52K
Dec 24
Form 4
-0.03%
-13.00
$867.39
-$11,276.07
39.52K
Jan 4
Form 4
-0.07%
-26.00
$904.18
-$23,508.68
39.53K
Dec 1
Form 4
-0.04%
-14.00
$810.77
-$11,350.78
39.56K
Jul 1
Form 4/A
+3.31%
1.27K
—
—
39.57K
Feb 23
Form 4
+3.31%
1.27K
—
—
39.57K
Feb 23
Form 4
—
0
—
—
0
Form 4
+4.48%
1.64K
—
—
38.31K
Feb 19
Form 4
—
0
—
—
0
Form 4
+11.58%
3.81K
—
—
36.66K
May 13
Form 4
+4.01%
1.27K
—
—
32.86K
Feb 19
Form 4
+0.32%
100
$430.34
$43,033.99
31.59K
Dec 31
Form 4
-0.08%
-24.00
$479.27
-$11,502.48
31.49K
Dec 3
Form 4
-0.07%
-20.98
$397.99
-$8,350.63
31.51K
Dec 2
Form 4
-0.03%
-8.06
$405.85
-$3,271.96
31.53K
May 10
Form 4
+3.51%
1.07K
—
—
31.54K
Feb 23
Form 4
-0.02%
-7.55
$353.44
-$2,669.85
30.47K
Dec 1
Form 4
+10.04%
2.78K
—
—
30.48K
May 10
Form 4
-0.06%
-15.76
$339.98
-$5,358.69
27.7K
Dec 9
Form 4
-0.06%
-17.95
$266.19
-$4,778.29
27.71K
Dec 2
Form 4
+6.14%
1.6K
—
—
27.73K
Feb 26
Form 4
—
0
—
—
0
Form 4
+5.86%
1.45K
—
—
26.13K
Feb 22
Form 4
—
0
—
—
0
Form 4
+2.16%
521
—
—
24.68K
Mar 2
Form 4
—
0
—
—
0
Form 4
+4.71%
1.09K
—
—
24.16K
Feb 25
Form 4
—
0
—
—
0
Form 4
+5.67%
1.24K
—
—
23.07K
Feb 26
Form 4
—
0
—
—
0
No matching records found

COCA COLA CO (KO) Snapshot price: $71.11

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
Apr 1
Form 4
—
0
—
—
0
Jul 19
Form 3
—
0
—
—
0
No matching records found