Stock chart
Ticker: OS 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
2025-06-27 2025-06-25 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
1,000 -9.5%
26.77
USD 669,250
1,000 -9.5% 26.77 USD 100,000
2025-06-24 2025-06-20 PS Planned sale

Kinzer John

Non-Executive Director
1,000 -100.0%
28.81
USD 31,691
1,000 -100.0% 28.81 USD 100,000
2025-06-24 2025-06-20 PS Planned sale

Kinzer John

Non-Executive Director
1,000 -96.3%
28.24
USD 816,136
1,000 -96.3% 28.24 USD 100,000
2025-06-23 2025-06-18 PS Planned sale

Hohenstein Ken

Chief Revenue Officer

Officer
1,000 -2.0%
28.28
USD 565,600
1,000 -2.0% 28.28 USD 100,000
2025-06-18 2025-06-16 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
9,354 -3.8%
27.90
USD 260,977
9,354 -3.8% 27.90 USD 260,977
2025-06-12 2025-06-11 S Sale

Koefoed William A

Chief Financial Officer

Officer
6,501 -2.6%
28.23
USD 183,523
6,501 -2.6% 28.23 USD 183,523
2025-06-12 2025-06-11 S Sale

Colby Craig

6,279 -2.9%
28.23
USD 177,256
6,279 -2.9% 28.23 USD 177,256
2025-06-12 2025-06-11 S Sale

Hohenstein Ken

Chief Revenue Officer

Officer
6,280 -0.6%
28.23
USD 177,284
6,280 -0.6% 28.23 USD 177,284
2025-06-12 2025-06-11 S Sale

Shea Thomas Anthony

CEO and President

Executive Director Large shareholder
9,913 -2.0%
28.23
USD 279,844
9,913 -2.0% 28.23 USD 279,844
2025-06-04 2025-06-02 PS Planned sale

MARINER JONATHAN D

Non-Executive Director
6,631 -12.4%
27.90
USD 185,005
6,631 -12.4% 27.90 USD 185,005
2025-05-29 2025-05-27 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
25,000 -9.0%
28.76
USD 719,000
25,000 -9.0% 28.76 USD 719,000
2025-05-21 2025-05-19 PS Planned sale

Hohenstein Ken

Chief Revenue Officer

Officer
20,000 -1.9%
27.67
USD 553,400
20,000 -1.9% 27.67 USD 553,400
2025-05-13 2025-05-09 PS Planned sale

Colby Craig

Large shareholder
40,960 -15.7%
26.11
USD 1,069,466
40,960 -15.7% 26.11 USD 1,069,466
2025-05-13 2025-05-09 PS Planned sale

Colby Craig

Large shareholder
239,040 -47.9%
25.39
USD 6,069,226
239,040 -47.9% 25.39 USD 6,069,226
2025-04-10 2025-04-09 PS Planned sale

Kinzer John

Non-Executive Director
40,000 -100.0%
20.28
USD 811,200
40,000 -100.0% 20.28 USD 811,200
2025-02-20 2025-02-18 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
10,000 -100.0%
25.04
USD 250,400
10,000 -100.0% 25.04 USD 250,400
2025-01-17 2025-01-15 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
10,000 -100.0%
26.57
USD 265,700
10,000 -100.0% 26.57 USD 265,700
2024-12-17 2024-12-13 PS Planned sale

Colby Craig

President

Officer Large shareholder
71,806 -100.0%
30.40
USD 2,182,902
71,806 -100.0% 30.40 USD 2,182,902
2024-12-17 2024-12-13 PS Planned sale

Colby Craig

President

Officer Large shareholder
208,194 -74.4%
29.47
USD 6,135,477
208,194 -74.4% 29.47 USD 6,135,477
2024-12-17 2024-12-13 PS Planned sale

Koefoed William A

Chief Financial Officer

Officer
6,196 -100.0%
30.52
USD 189,102
6,196 -100.0% 30.52 USD 189,102
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