Stock chart
Ticker: STRA Exchange: NSM


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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
2025-04-25 2025-04-25 S Sale

GRUSKY ROBERT R

Non-Executive Director
1,000 -11.6%
80.27
USD 119,923
1,000 -11.6% 80.27 USD 100,000
2025-03-11 2025-03-10 B Purchase

McRobbie Michael A.

Non-Executive Director
600 +10.8%
81.80
USD 49,080
600 +10.8% 81.80 USD 49,080
2025-03-10 2025-03-10 PS Planned sale

HERRAIZ LIZETTE BENEDI

GENERAL COUNSEL

Officer
1,452 -2.3%
82.21
USD 119,369
1,452 -2.3% 82.21 USD 119,369
2025-03-06 2025-03-05 B Purchase

Slocum William J

Non-Executive Director
250 +5.4%
82.25
USD 20,563
250 +5.4% 82.25 USD 20,563
2025-03-06 2025-03-04 B Purchase

Slocum William J

Non-Executive Director
2,000 +76.0%
81.46
USD 162,920
2,000 +76.0% 81.46 USD 162,920
2025-03-05 2025-03-03 B Purchase

SILBERMAN ROBERT S

CHAIRMAN

Executive Director
10,528 +3.7%
80.70
USD 849,610
10,528 +3.7% 80.70 USD 849,610
2025-03-05 2025-03-03 B Purchase

Thawley Michael

Non-Executive Director
1,200 +16.3%
81.02
USD 97,224
1,200 +16.3% 81.02 USD 97,224
2025-02-27 2025-02-25 PS Planned sale

JACKSON DANIEL WAYNE

CHIEF FINANCIAL OFFICER

Officer
357 -0.4%
98.43
USD 35,140
357 -0.4% 98.43 USD 35,140
2025-02-27 2025-02-25 PS Planned sale

JACKSON DANIEL WAYNE

CHIEF FINANCIAL OFFICER

Officer
5,668 -6.5%
97.79
USD 554,274
5,668 -6.5% 97.79 USD 554,274
2025-02-27 2025-02-25 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
3,927 -2.7%
98.32
USD 386,103
3,927 -2.7% 98.32 USD 386,103
2025-02-27 2025-02-25 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
27,928 -16.2%
97.76
USD 2,730,241
27,928 -16.2% 97.76 USD 2,730,241
2024-09-09 2024-09-06 PS Planned sale

HERRAIZ LIZETTE BENEDI

GENERAL COUNSEL

Officer
862 -1.5%
94.32
USD 81,304
862 -1.5% 94.32 USD 81,304
2024-09-09 2024-09-06 PS Planned sale

HERRAIZ LIZETTE BENEDI

GENERAL COUNSEL

Officer
1,321 -2.3%
92.26
USD 121,875
1,321 -2.3% 92.26 USD 121,875
2024-08-05 2024-08-02 B Purchase

DINH VIET D

Non-Executive Director
5,000 +33.3%
95.59
USD 477,950
5,000 +33.3% 95.59 USD 477,950
2024-05-06 2024-05-06 S Sale

GRUSKY ROBERT R

Non-Executive Director
350 -3.0%
122.50
USD 42,875
350 -3.0% 122.50 USD 42,875
2024-05-06 2024-05-02 S Sale

GRUSKY ROBERT R

Non-Executive Director
250 -2.1%
118.55
USD 29,638
250 -2.1% 118.55 USD 29,638
2024-05-02 2024-04-30 B Purchase

DINH VIET D

Non-Executive Director
4,300 +40.1%
114.83
USD 493,769
4,300 +40.1% 114.83 USD 493,769
2024-05-01 2024-04-29 S Sale

GRUSKY ROBERT R

Non-Executive Director
462 -3.7%
120.99
USD 55,897
462 -3.7% 120.99 USD 55,897
2024-02-29 2024-02-27 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
12,820 -7.4%
95.99
USD 1,230,592
12,820 -7.4% 95.99 USD 1,230,592
2024-02-29 2024-02-27 PS Planned sale

JACKSON DANIEL WAYNE

CHIEF FINANCIAL OFFICER

Officer
3,713 -4.9%
95.95
USD 356,262
3,713 -4.9% 95.95 USD 356,262
2023-05-05 2023-05-03 S Sale

GRUSKY ROBERT R

Non-Executive Director
175 -1.5%
83.05
USD 14,534
175 -1.5% 83.05 USD 14,534
2023-03-02 2023-02-28 S Sale

GRUSKY ROBERT R

Non-Executive Director
167 -1.6%
86.70
USD 14,479
167 -1.6% 86.70 USD 14,479
2023-03-01 2023-02-28 PS Planned sale

JACKSON DANIEL WAYNE

CHIEF FINANCIAL OFFICER

Officer
301 -0.4%
87.21
USD 26,250
301 -0.4% 87.21 USD 26,250
2023-03-01 2023-02-28 PS Planned sale

JACKSON DANIEL WAYNE

CHIEF FINANCIAL OFFICER

Officer
4,021 -4.8%
86.08
USD 346,128
4,021 -4.8% 86.08 USD 346,128
2023-03-01 2023-02-28 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
726 -0.4%
87.24
USD 63,336
726 -0.4% 87.24 USD 63,336
2023-03-01 2023-02-28 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
7,996 -4.2%
86.30
USD 690,055
7,996 -4.2% 86.30 USD 690,055
2023-03-01 2023-02-28 PS Planned sale

MCDONNELL RAYMOND KARL

CHIEF EXECUTIVE OFFICER

Executive Director
12,883 -6.3%
85.51
USD 1,101,625
12,883 -6.3% 85.51 USD 1,101,625
2022-11-09 2022-11-07 B Purchase

Thawley Michael

Non-Executive Director
600 +24.4%
77.78
USD 46,668
600 +24.4% 77.78 USD 46,668
2022-11-09 2022-11-07 B Purchase

Thawley Michael

Non-Executive Director
1,339 +119.7%
77.14
USD 103,290
1,339 +119.7% 77.14 USD 103,290
2022-03-01 2022-02-28 B Purchase

SILBERMAN ROBERT S

Executive Chairman

Executive Director
3,001 +1.3%
61.14
USD 183,481
3,001 +1.3% 61.14 USD 183,481
2022-03-01 2022-02-28 B Purchase

SILBERMAN ROBERT S

Executive Chairman

Executive Director
10,000 +4.4%
59.97
USD 599,700
10,000 +4.4% 59.97 USD 599,700
2022-02-15 2022-02-14 PS Planned sale

JACKSON DANIEL WAYNE

Chief Financial Officer

Officer
5,959 -18.2%
53.79
USD 320,535
5,959 -18.2% 53.79 USD 320,535
2022-02-15 2022-02-14 PS Planned sale

MCDONNELL RAYMOND KARL

Chief Executive Officer

Executive Director
800 -0.7%
54.33
USD 43,464
800 -0.7% 54.33 USD 43,464
2022-02-15 2022-02-14 PS Planned sale

MCDONNELL RAYMOND KARL

Chief Executive Officer

Executive Director
20,037 -14.3%
53.75
USD 1,076,989
20,037 -14.3% 53.75 USD 1,076,989
2021-11-19 2021-11-18 B Purchase

SILBERMAN ROBERT S

Executive Chairman

Executive Director
10,000 +5.7%
57.99
USD 579,900
10,000 +5.7% 57.99 USD 579,900
2021-03-03 2021-03-03 B Purchase

SILBERMAN ROBERT S

Executive Chairman

Executive Director
4,000 +2.4%
77.64
USD 310,560
4,000 +2.4% 77.64 USD 310,560
2021-02-17 2021-02-16 PS Planned sale

JACKSON DANIEL WAYNE

Chief Financial Officer

Officer
3,766 -12.3%
94.24
USD 354,908
3,766 -12.3% 94.24 USD 354,908
2021-02-17 2021-02-16 PS Planned sale

JACKSON DANIEL WAYNE

Chief Financial Officer

Officer
2,916 -8.7%
93.28
USD 272,004
2,916 -8.7% 93.28 USD 272,004
2021-02-17 2021-02-16 PS Planned sale

MCDONNELL RAYMOND KARL

Chief Executive Officer

Executive Director
6,721 -6.5%
94.23
USD 633,320
6,721 -6.5% 94.23 USD 633,320
2021-02-17 2021-02-16 PS Planned sale

MCDONNELL RAYMOND KARL

Chief Executive Officer

Executive Director
4,935 -4.5%
93.24
USD 460,139
4,935 -4.5% 93.24 USD 460,139
2020-12-14 2020-12-10 S Sale

CASTEEN JOHN T III

Non-Executive Director
2,378 -32.4%
95.78
USD 227,765
2,378 -32.4% 95.78 USD 227,765
2020-11-16 2020-11-13 S Sale

MCDONNELL RAYMOND KARL

Chief Executive Officer

Executive Director
396 -0.3%
87.73
USD 34,741
396 -0.3% 87.73 USD 34,741
2020-06-11 2020-06-09 S Sale

GRUSKY ROBERT R

Non-Executive Director
250 -3.4%
180.81
USD 45,203
250 -3.4% 180.81 USD 45,203
2020-05-15 2020-05-13 S Sale

CASTEEN JOHN T III

Non-Executive Director
705 -8.8%
163.20
USD 115,056
705 -8.8% 163.20 USD 115,056
2020-05-08 2020-05-07 S Sale

GRUSKY ROBERT R

Non-Executive Director
1,362 -15.7%
165.05
USD 224,798
1,362 -15.7% 165.05 USD 224,798
2020-05-05 2020-05-05 S Sale

GRUSKY ROBERT R

Non-Executive Director
705 -7.5%
155.05
USD 109,310
705 -7.5% 155.05 USD 109,310
2020-05-05 2020-05-04 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
1,152 -18.3%
150.03
USD 172,835
1,152 -18.3% 150.03 USD 172,835
2020-05-05 2020-05-04 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
1,303 -15.6%
147.80
USD 192,583
1,303 -15.6% 147.80 USD 192,583
2020-05-05 2020-05-04 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
662 -7.4%
147.01
USD 97,321
662 -7.4% 147.01 USD 97,321
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
700 -7.2%
157.99
USD 110,593
700 -7.2% 157.99 USD 110,593
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
200 -2.0%
156.66
USD 31,332
200 -2.0% 156.66 USD 31,332
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
571 -5.5%
154.43
USD 88,180
571 -5.5% 154.43 USD 88,180
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
400 -3.7%
153.51
USD 61,404
400 -3.7% 153.51 USD 61,404
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
200 -1.8%
151.12
USD 30,224
200 -1.8% 151.12 USD 30,224
2020-05-05 2020-05-01 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
3,598 -24.5%
150.26
USD 540,635
3,598 -24.5% 150.26 USD 540,635
2020-05-04 2020-04-30 S Sale

GRUSKY ROBERT R

Non-Executive Director
1,091 -10.4%
165.00
USD 180,015
1,091 -10.4% 165.00 USD 180,015
2020-05-04 2020-04-30 S Sale

GRUSKY ROBERT R

Non-Executive Director
346 -3.2%
157.00
USD 54,322
346 -3.2% 157.00 USD 54,322
2020-05-04 2020-04-30 S Sale

GRUSKY ROBERT R

Non-Executive Director
250 -2.3%
155.00
USD 38,750
250 -2.3% 155.00 USD 38,750
2020-03-05 2020-03-04 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
92 -0.6%
151.27
USD 13,917
92 -0.6% 151.27 USD 13,917
2020-03-05 2020-03-04 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
6,781 -30.8%
150.76
USD 1,022,304
6,781 -30.8% 150.76 USD 1,022,304
2020-03-05 2020-03-03 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
28 -0.1%
152.50
USD 4,270
28 -0.1% 152.50 USD 4,270
2020-03-05 2020-03-03 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
2,100 -8.7%
150.00
USD 315,000
2,100 -8.7% 150.00 USD 315,000
2020-03-05 2020-03-03 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
1,000 -4.0%
149.03
USD 149,030
1,000 -4.0% 149.03 USD 149,030
2020-03-05 2020-03-03 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
1,127 -4.3%
147.23
USD 165,928
1,127 -4.3% 147.23 USD 165,928
2020-03-05 2020-03-03 S Sale

GILLIGAN J KEVIN

Vice Chairman

Non-Executive Director
872 -3.2%
145.49
USD 126,867
872 -3.2% 145.49 USD 126,867
2020-03-02 2020-03-02 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
120 -0.1%
149.00
USD 17,880
120 -0.1% 149.00 USD 17,880
2020-03-02 2020-03-02 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
6,650 -5.5%
147.76
USD 982,604
6,650 -5.5% 147.76 USD 982,604
2020-03-02 2020-03-02 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
10,063 -7.7%
146.93
USD 1,478,557
10,063 -7.7% 146.93 USD 1,478,557
2020-03-02 2020-03-02 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
9,212 -6.5%
145.99
USD 1,344,860
9,212 -6.5% 145.99 USD 1,344,860
2020-03-02 2020-03-02 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
6,182 -4.2%
145.09
USD 896,946
6,182 -4.2% 145.09 USD 896,946
2020-03-02 2020-02-28 PS Planned sale

Watt Andrew E

Chief Operating Officer

Officer
1,965 -9.1%
145.00
USD 284,925
1,965 -9.1% 145.00 USD 284,925
2020-03-02 2020-02-28 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
100 -0.1%
148.86
USD 14,886
100 -0.1% 148.86 USD 14,886
2020-03-02 2020-02-28 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
9,244 -5.9%
148.30
USD 1,370,885
9,244 -5.9% 148.30 USD 1,370,885
2020-03-02 2020-02-28 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
13,972 -8.2%
147.21
USD 2,056,818
13,972 -8.2% 147.21 USD 2,056,818
2020-03-02 2020-02-28 PS Planned sale

SILBERMAN ROBERT S

Executive Chairman

Executive Director
26,067 -13.3%
146.03
USD 3,806,564
26,067 -13.3% 146.03 USD 3,806,564
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