Stock chart
Ticker: GHC Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-01-06 2025-01-06 PS Planned sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
159 -26.5%
881.30
USD 140,127
159 -26.5% 881.30 USD 140,127
2024-11-14 2024-11-13 S Sale

Weymouth Katharine

Non-Executive Director
378 -19.0%
949.26
USD 358,820
378 -19.0% 949.26 USD 358,820
2024-09-13 2024-09-12 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +16.7%
743.30
USD 74,330
100 +16.7% 743.30 USD 74,330
2024-05-29 2024-05-28 B Purchase

MULCAHY ANNE M

Non-Executive Director
135 +25.6%
745.07
USD 100,584
135 +25.6% 745.07 USD 100,584
2024-03-15 2024-03-14 S Sale

Weymouth Katharine

Non-Executive Director
556 -21.8%
712.99
USD 396,422
556 -21.8% 712.99 USD 396,422
2023-11-09 2023-11-09 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +20.0%
607.24
USD 60,724
100 +20.0% 607.24 USD 60,724
2023-11-09 2023-11-08 S Sale

Allen Tony

Non-Executive Director
75 -83.3%
619.03
USD 46,427
75 -83.3% 619.03 USD 46,427
2023-09-12 2023-09-08 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +25.0%
569.83
USD 56,983
100 +25.0% 569.83 USD 56,983
2023-05-09 2023-05-09 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +1.8%
581.63
USD 58,163
100 +1.8% 581.63 USD 58,163
2023-01-09 2023-01-09 PS Planned sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
128 -21.9%
617.68
USD 79,063
128 -21.9% 617.68 USD 79,063
2023-01-04 2023-01-04 PS Planned sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
72 -11.0%
611.06
USD 43,996
72 -11.0% 611.06 USD 43,996
2022-09-16 2022-09-16 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +1.9%
556.15
USD 55,615
100 +1.9% 556.15 USD 55,615
2022-02-11 2021-12-30 B Purchase

Stonesifer Sandra M.

VP, Chief HR Officer

Officer
20 +3.4%
591.99
USD 11,840
20 +3.4% 591.99 USD 11,840
2021-12-02 2021-12-01 B Purchase

Markell Jack A.

Non-Executive Director
60 +inf%
570.00
USD 34,200
60 +inf% 570.00 USD 34,200
2021-11-15 2021-11-11 B Purchase

GAYNER THOMAS SINNICKSON

Non-Executive Director
100 +1.9%
595.17
USD 59,517
100 +1.9% 595.17 USD 59,517
2021-11-05 2021-11-04 S Sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
128 -22.4%
605.07
USD 77,449
128 -22.4% 605.07 USD 77,449
2021-01-06 2021-01-06 S Sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
6 -1.0%
531.10
USD 3,187
6 -1.0% 531.10 USD 3,187
2021-01-06 2021-01-06 PS Planned sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
66 -10.3%
527.61
USD 34,822
66 -10.3% 527.61 USD 34,822
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
100 -0.3%
495.85
USD 49,585
100 -0.3% 495.85 USD 49,585
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,809 -4.4%
497.43
USD 899,851
1,809 -4.4% 497.43 USD 899,851
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
375 -0.9%
496.18
USD 186,068
375 -0.9% 496.18 USD 186,068
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
600 -1.4%
500.35
USD 300,210
600 -1.4% 500.35 USD 300,210
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
2,648 -5.9%
499.43
USD 1,322,491
2,648 -5.9% 499.43 USD 1,322,491
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
2,583 -5.4%
498.22
USD 1,286,902
2,583 -5.4% 498.22 USD 1,286,902
2020-12-23 2020-12-22 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
100 -0.2%
501.26
USD 50,126
100 -0.2% 501.26 USD 50,126
2020-12-14 2020-12-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
2,455 -6.2%
456.69
USD 1,121,174
2,455 -6.2% 456.69 USD 1,121,174
2020-12-14 2020-12-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
27 -0.1%
457.14
USD 12,343
27 -0.1% 457.14 USD 12,343
2020-12-14 2020-12-10 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
5,085 -12.2%
455.11
USD 2,314,234
5,085 -12.2% 455.11 USD 2,314,234
2020-12-09 2020-12-08 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
100 -0.3%
455.88
USD 45,588
100 -0.3% 455.88 USD 45,588
2020-12-09 2020-12-07 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
400 -1.1%
459.44
USD 183,776
400 -1.1% 459.44 USD 183,776
2020-12-09 2020-12-07 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,422 -3.8%
458.60
USD 652,129
1,422 -3.8% 458.60 USD 652,129
2020-12-09 2020-12-07 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,297 -3.3%
460.64
USD 597,450
1,297 -3.3% 460.64 USD 597,450
2020-12-09 2020-12-07 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,003 -2.5%
461.15
USD 462,533
1,003 -2.5% 461.15 USD 462,533
2020-12-07 2020-12-04 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1 -0.0%
467.00
USD 467
1 -0.0% 467.00 USD 467
2020-12-07 2020-12-04 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
768 -2.2%
465.03
USD 357,143
768 -2.2% 465.03 USD 357,143
2020-12-07 2020-12-04 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,685 -4.5%
466.08
USD 785,345
1,685 -4.5% 466.08 USD 785,345
2020-12-07 2020-12-03 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
104 -0.3%
451.51
USD 46,957
104 -0.3% 451.51 USD 46,957
2020-12-07 2020-12-03 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
4,056 -10.6%
450.30
USD 1,826,417
4,056 -10.6% 450.30 USD 1,826,417
2020-12-03 2020-12-02 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
3,451 -9.4%
450.38
USD 1,554,261
3,451 -9.4% 450.38 USD 1,554,261
2020-12-03 2020-12-02 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
411 -1.1%
451.00
USD 185,361
411 -1.1% 451.00 USD 185,361
2020-12-03 2020-12-01 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
974 -2.9%
451.30
USD 439,566
974 -2.9% 451.30 USD 439,566
2020-12-03 2020-12-01 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
445 -1.3%
452.79
USD 201,492
445 -1.3% 452.79 USD 201,492
2020-12-03 2020-12-01 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
390 -1.1%
453.60
USD 176,904
390 -1.1% 453.60 USD 176,904
2020-12-03 2020-12-01 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,759 -4.9%
454.07
USD 798,709
1,759 -4.9% 454.07 USD 798,709
2020-11-25 2020-11-24 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
128 -0.4%
469.30
USD 60,070
128 -0.4% 469.30 USD 60,070
2020-11-25 2020-11-24 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
326 -1.0%
468.25
USD 152,650
326 -1.0% 468.25 USD 152,650
2020-11-25 2020-11-24 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,859 -5.6%
467.48
USD 869,045
1,859 -5.6% 467.48 USD 869,045
2020-11-25 2020-11-24 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
263 -0.8%
466.37
USD 122,655
263 -0.8% 466.37 USD 122,655
2020-11-25 2020-11-24 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,822 -5.1%
465.19
USD 847,576
1,822 -5.1% 465.19 USD 847,576
2020-11-24 2020-11-20 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
5,164 -15.3%
450.13
USD 2,324,471
5,164 -15.3% 450.13 USD 2,324,471
2020-11-13 2020-11-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
2,079 -7.1%
452.06
USD 939,833
2,079 -7.1% 452.06 USD 939,833
2020-11-13 2020-11-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
144 -0.5%
454.23
USD 65,409
144 -0.5% 454.23 USD 65,409
2020-11-13 2020-11-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,025 -3.4%
455.90
USD 467,295
1,025 -3.4% 455.90 USD 467,295
2020-11-13 2020-11-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
1,652 -5.2%
456.23
USD 753,692
1,652 -5.2% 456.23 USD 753,692
2020-11-13 2020-11-11 S Sale

Rosen Andrew Stephen

Executive Vice President

Officer
100 -0.3%
457.05
USD 45,705
100 -0.3% 457.05 USD 45,705
2020-08-27 2020-08-27 B Purchase

Bollinger Lee C

Non-Executive Director
350 +43.8%
426.00
USD 149,100
350 +43.8% 426.00 USD 149,100
2020-08-26 2020-08-25 S Sale

Weymouth Katharine

Non-Executive Director
1,100 -30.1%
414.73
USD 456,203
1,100 -30.1% 414.73 USD 456,203
2020-07-06 2020-07-02 B Purchase

Bollinger Lee C

Non-Executive Director
300 +60.0%
340.00
USD 102,000
300 +60.0% 340.00 USD 102,000
2020-03-24 2020-03-23 B Purchase

Rosen Andrew Stephen

Executive Vice President

Officer
42 +0.2%
290.98
USD 12,221
42 +0.2% 290.98 USD 12,221
2020-03-24 2020-03-23 B Purchase

Rosen Andrew Stephen

Executive Vice President

Officer
1,691 +6.7%
288.43
USD 487,735
1,691 +6.7% 288.43 USD 487,735
2020-03-18 2020-03-18 B Purchase

Markell Jack A.

Non-Executive Director
55 +100.0%
315.00
USD 17,325
55 +100.0% 315.00 USD 17,325
2020-03-02 2020-02-28 B Purchase

MULCAHY ANNE M

Non-Executive Director
104 +104.0%
485.99
USD 50,543
104 +104.0% 485.99 USD 50,543
2020-07-06 2020-02-27 B Purchase

Bollinger Lee C

Non-Executive Director
500 +inf%
492.41
USD 246,205
500 +inf% 492.41 USD 246,205
2020-03-02 2020-02-27 B Purchase

MULCAHY ANNE M

Non-Executive Director
100 +inf%
494.64
USD 49,464
100 +inf% 494.64 USD 49,464
2020-02-27 2020-02-27 B Purchase

Maas, Jacob

Sr. VP-Planning and Dev.

Officer
210 +20.5%
473.01
USD 99,332
210 +20.5% 473.01 USD 99,332
2020-02-27 2020-02-27 B Purchase

Markell Jack A.

Non-Executive Director
55 +inf%
470.00
USD 25,850
55 +inf% 470.00 USD 25,850
2019-01-04 2019-01-02 S Sale

Snyman Marcel A.

VP-Chief Accounting Officer

Officer
100 -20.0%
633.07
USD 63,307
100 -20.0% 633.07 USD 63,307
2018-10-11 2018-10-09 S Sale

Weymouth Katharine

Non-Executive Director
1,100 -23.2%
579.95
USD 637,945
1,100 -23.2% 579.95 USD 637,945
2018-09-25 2018-09-21 S Sale

Weymouth Katharine

Non-Executive Director
700 -12.8%
590.28
USD 413,196
700 -12.8% 590.28 USD 413,196
2018-08-06 2018-08-03 B Purchase

GRAHAM DONALD

150 +2.8%
561.55
USD 84,233
150 +2.8% 561.55 USD 84,233
2018-08-06 2018-08-03 B Purchase

GRAHAM DONALD

25 +0.5%
559.55
USD 13,989
25 +0.5% 559.55 USD 13,989
2018-08-06 2018-08-03 B Purchase

GRAHAM DONALD

50 +0.9%
557.50
USD 27,875
50 +0.9% 557.50 USD 27,875
2018-08-06 2018-08-03 B Purchase

GRAHAM DONALD

215 +4.2%
556.75
USD 119,701
215 +4.2% 556.75 USD 119,701
2018-08-06 2018-08-03 B Purchase

O'Shaughnessy Timothy J

President and CEO

150 +2.8%
561.55
USD 84,233
150 +2.8% 561.55 USD 84,233
2018-08-06 2018-08-03 B Purchase

O'Shaughnessy Timothy J

President and CEO

25 +0.5%
559.55
USD 13,989
25 +0.5% 559.55 USD 13,989
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