Decimus Oil Corp (WCSB)

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Over the last 90 days, Decimus Oil Corp has seen 13 insider transactions, all of which were buys totaling CAD 11,081. A significant 10% security holder, Fern MacDonald, was the sole buyer, acquiring a total of 145,000 shares across multiple transactions. The company's stock has experienced a 35.7% increase in the past 90 days.

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Ticker: WCSB Exchange: CVE

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Trades

MacDonald, Fern

10% Security Holder of Issuer

2 purchases — total 1,600 CAD

Buy 8 May 2026

Value CA$3,463,022.02 | Price 478.77 | Shares 29,361

Buy 8 May 2026

Value CA$438,628.44 | Price 227.32 | Shares 81,863

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 1,125 CAD

Buy 7 May 2026

Value CA$4,145,398.84 | Price 463.20 | Shares 21,588

MacDonald, Fern

10% Security Holder of Issuer

3 purchases — total 3,046 CAD

Buy 6 May 2026

Value CA$750.00 | Price 0.08 | Shares 10,000

Buy 6 May 2026

Value CA$700.00 | Price 0.07 | Shares 10,000

Buy 6 May 2026

Value CA$1,596.00 | Price 0.08 | Shares 20,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 1,500 CAD

Buy 18 Mar 2026

Value CA$1,500.00 | Price 0.08 | Shares 20,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 880 CAD

Buy 10 Mar 2026

Value CA$880.00 | Price 0.08 | Shares 11,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 1,500 CAD

Buy 9 Mar 2026

Value CA$1,500.00 | Price 0.08 | Shares 20,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 845 CAD

Buy 6 Mar 2026

Value CA$845.00 | Price 0.07 | Shares 13,000

MacDonald, Fern

10% Security Holder of Issuer

2 purchases — total 260 CAD

Buy 5 Mar 2026

Value CA$130.00 | Price 0.07 | Shares 2,000

Buy 5 Mar 2026

Value CA$130.00 | Price 0.07 | Shares 2,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 325 CAD

Buy 4 Mar 2026

Value CA$325.00 | Price 0.07 | Shares 5,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 260 CAD

Buy 17 Feb 2026

Value CA$260.00 | Price 0.07 | Shares 4,000

MacDonald, Fern

10% Security Holder of Issuer

3 purchases — total 8,990 CAD

Buy 20 Jan 2026

Value CA$1,750.00 | Price 0.07 | Shares 25,000

Buy 20 Jan 2026

Value CA$520.00 | Price 0.07 | Shares 8,000

Buy 20 Jan 2026

Value CA$6,720.00 | Price 0.07 | Shares 96,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 600 CAD

Buy 14 Jan 2026

Value CA$600.00 | Price 0.08 | Shares 8,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 3,575 CAD

Buy 12 Jan 2026

Value CA$3,575.00 | Price 0.07 | Shares 55,000

MacDonald, Fern

10% Security Holder of Issuer

1 purchase — total 975 CAD

Buy 9 Jan 2026

Value CA$975.00 | Price 0.07 | Shares 15,000

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed 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
2026-05-11	2026-05-08	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	29,361 -6.2% 478.77 CA$3,463,022	29,361 -6.2%	478.77	CA$3,463,022
2026-05-11	2026-05-08	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	81,863 +4.7% 227.32 CA$438,628	81,863 +4.7%	227.32	CA$438,628
2026-05-08	2026-05-07	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	21,588 +7.0% 463.20 CA$4,145,399	21,588 +7.0%	463.20	CA$4,145,399
2026-05-08	2026-05-06	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	10,000 +0.1% 0.08 CA$750	10,000 +0.1%	0.08	CA$750
2026-05-08	2026-05-06	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	10,000 +0.1% 0.07 CA$700	10,000 +0.1%	0.07	CA$700
2026-05-08	2026-05-06	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	20,000 +0.2% 0.08 CA$1,596	20,000 +0.2%	0.08	CA$1,596
2026-03-20	2026-03-18	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	20,000 +0.2% 0.08 CA$1,500	20,000 +0.2%	0.08	CA$1,500
2026-03-10	2026-03-10	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	11,000 +0.1% 0.08 CA$880	11,000 +0.1%	0.08	CA$880
2026-03-10	2026-03-09	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	20,000 +0.2% 0.08 CA$1,500	20,000 +0.2%	0.08	CA$1,500
2026-03-09	2026-03-06	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	13,000 +0.1% 0.07 CA$845	13,000 +0.1%	0.07	CA$845
2026-03-09	2026-03-05	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	2,000 +0.0% 0.07 CA$130	2,000 +0.0%	0.07	CA$130
2026-03-09	2026-03-05	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	2,000 +0.0% 0.07 CA$130	2,000 +0.0%	0.07	CA$130
2026-03-09	2026-03-04	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	5,000 +0.1% 0.07 CA$325	5,000 +0.1%	0.07	CA$325
2026-03-09	2026-02-17	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	4,000 +0.0% 0.07 CA$260	4,000 +0.0%	0.07	CA$260
2026-01-21	2026-01-20	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	25,000 +0.3% 0.07 CA$1,750	25,000 +0.3%	0.07	CA$1,750
2026-01-21	2026-01-20	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	8,000 +0.1% 0.07 CA$520	8,000 +0.1%	0.07	CA$520
2026-01-21	2026-01-20	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	96,000 +1.1% 0.07 CA$6,720	96,000 +1.1%	0.07	CA$6,720
2026-01-14	2026-01-14	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	8,000 +0.1% 0.08 CA$600	8,000 +0.1%	0.08	CA$600
2026-01-13	2026-01-12	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	55,000 +0.6% 0.07 CA$3,575	55,000 +0.6%	0.07	CA$3,575
2026-01-12	2026-01-09	B Purchase	2.8 MacDonald, Fern 10% Security Holder of Issuer Large shareholder	15,000 +0.2% 0.07 CA$975	15,000 +0.2%	0.07	CA$975