Canada Oil & Gas

Sintana Energy Inc (SEI)

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Sintana Energy Inc. experienced multiple divestments by key stakeholders throughout early 2026. The most recent transactions occurred on June 23, 2026, involving director Douglas Glenn Manner. These sales represent the final recorded activity, as no further insider trading has been reported within the last three months.
Ticker: SEI Exchange: CVE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Sintana Energy Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.5
Manner, Douglas Glenn Director of Issuer Non-Executive Director
Transaction date
Sale
Price
14.95
Quantity 86,915 -23.9%
Value CA$2,345,983
3.5
Manner, Douglas Glenn Director of Issuer Non-Executive Director
Transaction date
Sale
Price
392.05
Quantity 6,693 +37.7%
Value CA$508,660
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
219.89
Quantity 71,207 -21.3%
Value CA$4,090,938
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.51
Quantity 161,500 -0.8%
Value CA$81,961
Robert Bose Director Executive Director
Through Charlestown Energy Partners LLC, a closely affiliated person
Transaction date
Sale
Price
0.39
Quantity 1,747,500
Value US$676,282
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.51
Quantity 279,000 -1.4%
Value CA$143,546
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.51
Quantity 279,000 -1.4%
Value CA$143,546
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.55
Quantity 59,500 -0.3%
Value CA$32,636
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.55
Quantity 59,500 -0.3%
Value CA$32,636
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.55
Quantity 300,000 -1.5%
Value CA$164,670
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.55
Quantity 300,000 -1.5%
Value CA$164,670
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.54
Quantity 697,500 -3.4%
Value CA$378,882
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.54
Quantity 697,500 -3.4%
Value CA$378,882
Douglas Manner Non-Executive Director Executive Director
Transaction date
Sale
Price
0.45
Quantity 300,000
Value CA$135,000
3.5
Manner, Douglas Glenn Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.45
Quantity 300,000 -5.5%
Value CA$133,680
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.45
Quantity 230,000 -1.1%
Value CA$103,684
Robert Bose Director Executive Director
Through Charlestown Energy Partners LLC, a closely affiliated person
Transaction date
Sale
Price
0.45
Quantity 700,000
Value CA$315,490
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.45
Quantity 230,000 -1.1%
Value CA$103,684
3.7
Charlestown Energy Partners, LLC 10% Security Holder of Issuer Large shareholder
Transaction date
Sale
Price
0.45
Quantity 470,000 -2.2%
Value CA$211,782
3.8
Bose, Robert Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.45
Quantity 470,000 -2.2%
Value CA$211,782
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-11 2026-06-23 S Sale
3.5
Manner, Douglas Glenn

Director of Issuer

Non-Executive Director
86,915 -23.9%
14.95
CA$2,345,983 		86,915 -23.9% 14.95 CA$2,345,983
2026-09-11 2026-06-22 S Sale
3.5
Manner, Douglas Glenn

Director of Issuer

Non-Executive Director
6,693 +37.7%
392.05
CA$508,660 		6,693 +37.7% 392.05 CA$508,660
2026-03-13 2026-03-12 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
71,207 -21.3%
219.89
CA$4,090,938 		71,207 -21.3% 219.89 CA$4,090,938
2026-03-13 2026-03-12 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
161,500 -0.8%
0.51
CA$81,961 		161,500 -0.8% 0.51 CA$81,961
2026-03-13 2026-03-12 S Sale Robert Bose

Director

Through Charlestown Energy Partners LLC, a closely affiliated person Executive Director
1,747,500
0.39
US$676,282 		1,747,500 0.39 US$676,282
2026-03-13 2026-03-11 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
279,000 -1.4%
0.51
CA$143,546 		279,000 -1.4% 0.51 CA$143,546
2026-03-13 2026-03-11 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
279,000 -1.4%
0.51
CA$143,546 		279,000 -1.4% 0.51 CA$143,546
2026-03-13 2026-03-10 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
59,500 -0.3%
0.55
CA$32,636 		59,500 -0.3% 0.55 CA$32,636
2026-03-13 2026-03-10 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
59,500 -0.3%
0.55
CA$32,636 		59,500 -0.3% 0.55 CA$32,636
2026-03-13 2026-03-09 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
300,000 -1.5%
0.55
CA$164,670 		300,000 -1.5% 0.55 CA$164,670
2026-03-13 2026-03-09 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
300,000 -1.5%
0.55
CA$164,670 		300,000 -1.5% 0.55 CA$164,670
2026-03-13 2026-03-06 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
697,500 -3.4%
0.54
CA$378,882 		697,500 -3.4% 0.54 CA$378,882
2026-03-13 2026-03-06 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
697,500 -3.4%
0.54
CA$378,882 		697,500 -3.4% 0.54 CA$378,882
2026-02-19 2026-02-13 S Sale Douglas Manner

Non-Executive Director

Executive Director
300,000
0.45
CA$135,000 		300,000 0.45 CA$135,000
2026-02-18 2026-02-13 S Sale
3.5
Manner, Douglas Glenn

Director of Issuer, Senior Officer of Issuer

Executive Director
300,000 -5.5%
0.45
CA$133,680 		300,000 -5.5% 0.45 CA$133,680
2026-03-13 2026-01-27 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
230,000 -1.1%
0.45
CA$103,684 		230,000 -1.1% 0.45 CA$103,684
2026-02-16 2026-01-27 S Sale Robert Bose

Director

Through Charlestown Energy Partners LLC, a closely affiliated person Executive Director
700,000
0.45
CA$315,490 		700,000 0.45 CA$315,490
2026-01-30 2026-01-27 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
230,000 -1.1%
0.45
CA$103,684 		230,000 -1.1% 0.45 CA$103,684
2026-03-13 2026-01-26 S Sale
3.7
Charlestown Energy Partners, LLC

10% Security Holder of Issuer

Large shareholder
470,000 -2.2%
0.45
CA$211,782 		470,000 -2.2% 0.45 CA$211,782
2026-01-29 2026-01-26 S Sale
3.8
Bose, Robert

Director of Issuer, Director or Senior Officer of 10% Security Holder, Senior Officer of Issuer

Executive Director
470,000 -2.2%
0.45
CA$211,782 		470,000 -2.2% 0.45 CA$211,782
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