Canada Biotechnology & Medical Research

Arch Biopartners Inc (ARCH)

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Arch Biopartners experienced significant insider trading activity recently, totaling 55 transactions. Despite a 152.3% stock price surge over 90 days, net selling reached $289,786. Director Richard Muruve dominated these movements, executing multiple buy and sell orders. These shifts occurred ahead of the upcoming August 2026 earnings report, reflecting active portfolio management by key stakeholders.
Ticker: ARCH 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 Arch Biopartners 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
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
435.89
Quantity 25,420 -28.9%
Value CA$1,735,400
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
160.86
Quantity 24,230 -6.8%
Value CA$2,218,832
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
235.56
Quantity 88,651 -37.0%
Value CA$1,948,077
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.14
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.14
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.12
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.06
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.17
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.16
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.17
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.18
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.12
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.15
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.14
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.14
Quantity 1,000 +0.1%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.10
Quantity 1,000 +0.1%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.08
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.02
Quantity 1,000 +0.1%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.04
Quantity 1,000 +0.0%
Value CA$100,000
3.0
Muruve, Richard Gabriel 10% Security Holder of Issuer, Director of Issuer Non-Executive Director Large shareholder
Transaction date
Sale
Price
1.04
Quantity 1,000 -1.3%
Value CA$100,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
25,420 -28.9%
435.89
CA$1,735,400 		25,420 -28.9% 435.89 CA$1,735,400
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
24,230 -6.8%
160.86
CA$2,218,832 		24,230 -6.8% 160.86 CA$2,218,832
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
88,651 -37.0%
235.56
CA$1,948,077 		88,651 -37.0% 235.56 CA$1,948,077
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.14
CA$100,000 		1,000 +0.0% 1.14 CA$100,000
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.14
CA$100,000 		1,000 +0.0% 1.14 CA$100,000
2026-08-18 2026-08-14 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.12
CA$100,000 		1,000 +0.0% 1.12 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.06
CA$100,000 		1,000 +0.0% 1.06 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.17
CA$100,000 		1,000 +0.0% 1.17 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.16
CA$100,000 		1,000 +0.0% 1.16 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.17
CA$100,000 		1,000 +0.0% 1.17 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.18
CA$100,000 		1,000 +0.0% 1.18 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.12
CA$100,000 		1,000 +0.0% 1.12 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.15
CA$100,000 		1,000 +0.0% 1.15 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.14
CA$100,000 		1,000 +0.0% 1.14 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.1%
1.14
CA$100,000 		1,000 +0.1% 1.14 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.1%
1.10
CA$100,000 		1,000 +0.1% 1.10 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.08
CA$100,000 		1,000 +0.0% 1.08 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.1%
1.02
CA$100,000 		1,000 +0.1% 1.02 CA$100,000
2026-08-18 2026-08-13 B Purchase
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 +0.0%
1.04
CA$100,000 		1,000 +0.0% 1.04 CA$100,000
2026-08-18 2026-08-13 S Sale
3.0
Muruve, Richard Gabriel

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
1,000 -1.3%
1.04
CA$100,000 		1,000 -1.3% 1.04 CA$100,000
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