Insider Transactions Reported by 14 Insiders of Contango ORE, Inc.

Symbol: CTGO on NYSE
Location: Fairbanks, AK

Quick Takeaways

CTGO - Contango ORE, Inc. has 14 insiders with reported activity on this page.
Net insider value flow over the last year: -$1,898,405.
Recent transaction rows are available for direct filing-level review.

What Changed

Buy value: $288,350; sell value: $2,186,754.
Net share flow: -84,466.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Official SEC Source

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to selling over the last 12 months. Net value: -$1,898,405.

Buys

$288,350

Shares: 17,500

Insiders: 2

Sells

$2,186,755

Shares: 101,966

Insiders: 5

Net

-$1,898,405

Shares: -84,466

Insiders: -3

Window (months)	Buy shares	Sell shares	Buy $	Sell $	Net $
0-3	10,000	34,471	$185,600	$617,720	-$432,120
3-6	0	29,705	$0	$772,330	-$772,330
6-9	0	37,790	$0	$796,705	-$796,705
9-12	7,500	0	$102,750	$0	+$102,750

Contango ORE, Inc. executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
John B. Juneau	Director	$12,219,657			Mixed	02 Apr 2026
Rick van Nieuwenhuyse	President & CEO, Director	$9,532,517	-$794,506	-7.7%	Mixed	02 Apr 2026
Joseph G. Greenberg	Director	$3,430,132			Mixed	01 Jan 2022
Joseph S. Compofelice	Director	$1,937,246			Mixed	19 Mar 2025
Richard Shortz	Director	$1,790,453	-$698,802	-28%	Mixed	18 Aug 2025
Curtis J. Freeman	Director	$1,764,492			Mixed	19 Mar 2025
Shawn Khunkhun	President and Director, Director	$1,206,205			Mixed	02 Apr 2026
Leah S. Gaines	Chief Financial Officer	$1,167,542			Mixed	07 Feb 2023
Michael Aaron Clark	CFO & Secretary	$968,541	-$504,191	-34%	Mixed	02 Apr 2026
Darwin Green	Director	$687,698	-$36,778	-5.1%	Filing P/S	10 Jul 2025
Darren Paul Devine	Director	$677,069			Mixed	02 Apr 2026
Clynton R. Nauman	Director	$662,812	+$185,600	+39%	Median	02 Apr 2026
Michael Andrew Cinnamond	Director	$458,240			Mixed	02 Apr 2026
David Gregory Larimer	VP Exploration	$312,936	-$49,728	-14%	Mixed	02 Apr 2026

Top shareholders of Contango ORE, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Alyeska Investment Group, L.P.	13D/G 13F	Company	9.9%	1,481,441	$36,932,324	$0	30 Sep 2025	13D/G 13F
FRANKLIN RESOURCES INC	13F 13D/G	Company	5.1% from 13D/G	759,709	$20,063,915	—	31 Dec 2025	13F 13D/G
BlackRock, Inc.	13F 13D/G	Company	4.5% from 13D/G	729,398	$19,263,402	—	31 Dec 2025	13F 13D/G
Queen's Road Capital Investment Ltd.	13D/G	—	4.4%	685,034	$19,139,850	-$1,087,034	31 Dec 2025	13D/G
VANGUARD GROUP INC	13F	Company	4.3%	671,183	$17,725,943	—	31 Dec 2025	13F
Kenneth R. Peak Marital Trust	13D/G	—	4.4%	668,302	$16,660,903	$0	26 Sep 2025	13D/G
BARINGS LLC	13F	Company	3.1%	476,190	$12,576,178	—	31 Dec 2025	13F
John B. Juneau	3/4/5	Director	4.5%	706,502	$12,219,657	—	02 Apr 2026	3/4/5
VAN ECK ASSOCIATES CORP	13F	Company	2.6%	403,098	$10,646,000	—	31 Dec 2025	13F
Rick van Nieuwenhuyse	3/4/5	President & CEO, Director	— mixed-class rows	608,640 mixed-class rows	$9,532,517	-$794,506	02 Apr 2026	3/4/5
GLAZER CAPITAL, LLC	13F	Company	2.1%	320,075	$8,453,000	—	31 Dec 2025	13F
Douglas Scharbauer	13D/G	—	4.5%	550,000	$7,793,500	-$2,125,500	31 Dec 2024	13D/G
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.7%	258,610	$6,831,463	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	1.2%	183,861	$4,855,769	—	31 Dec 2025	13F
MARSHALL WACE, LLP	13F	Company	1%	160,543	$4,239,941	—	31 Dec 2025	13F
Joseph G. Greenberg	3/4/5	Director	— class O/S missing	209,282	$3,430,132	—	01 Jan 2022	3/4/5
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.83%	128,827	$3,402,321	—	31 Dec 2025	13F
GABELLI FUNDS LLC	13F	Company	0.81%	126,479	$3,340,310	—	31 Dec 2025	13F
Invesco Ltd.	13F	Company	0.67%	104,335	$2,755,487	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	0.53%	82,475	$2,178,165	—	31 Dec 2025	13F
Minerva Advisors LLC	13F	Company	0.49%	76,147	$2,011,042	—	31 Dec 2025	13F
Joseph S. Compofelice	3/4/5	Director	— class O/S missing	178,548	$1,937,246	—	19 Mar 2025	3/4/5
RAFFLES ASSOCIATES LP	13F	Company	0.46%	71,406	$1,885,832	—	31 Dec 2025	13F
Richard Shortz	3/4/5	Director	0.55%	85,050	$1,790,453	-$698,802	18 Aug 2025	3/4/5
Curtis J. Freeman	3/4/5	Director	— class O/S missing	162,626	$1,764,492	—	19 Mar 2025	3/4/5
UBS Group AG	13F	Company	0.37%	58,190	$1,536,798	—	31 Dec 2025	13F
Inspire Investing, LLC	13F	Company	0.3%	46,671	$1,232,581	—	31 Dec 2025	13F
Shawn Khunkhun	3/4/5	President and Director, Director	0.45%	69,739	$1,206,205	—	02 Apr 2026	3/4/5
Leah S. Gaines	3/4/5	Chief Financial Officer	— class O/S missing	71,235	$1,167,542	—	07 Feb 2023	3/4/5
AMERIPRISE FINANCIAL INC	13F	Company	0.25%	38,575	$1,018,766	—	31 Dec 2025	13F
WITTENBERG INVESTMENT MANAGEMENT, INC.	13F	Company	0.24%	37,380	$987,206	—	31 Dec 2025	13F
OAK RIDGE INVESTMENTS LLC	13F	Company	0.24%	37,340	$986,149	—	31 Dec 2025	13F
Ellsworth Advisors, LLC	13F	Company	0.21%	33,148	$977,203	—	31 Dec 2025	13F
Michael Aaron Clark	3/4/5	CFO & Secretary	— mixed-class rows	83,498 mixed-class rows	$968,541	-$504,191	02 Apr 2026	3/4/5
Bank of New York Mellon Corp	13F	Company	0.23%	35,369	$934,088	—	31 Dec 2025	13F
GLOBEFLEX CAPITAL L P	13F	Company	0.22%	34,565	$912,862	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.22%	33,743	$891,153	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	0.21%	33,001	$871,571	—	31 Dec 2025	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.19%	29,651	$783,083	—	31 Dec 2025	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	0.18%	27,758	$733,089	—	31 Dec 2025	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.17%	27,151	$717,057	—	31 Dec 2025	13F
Man Group plc	13F	Company	0.17%	26,343	$695,719	—	31 Dec 2025	13F
XTX Topco Ltd	13F	Company	0.17%	26,233	$692,814	—	31 Dec 2025	13F
Darwin Green	3/4/5	Director	0.22%	33,994	$687,698	-$36,778	10 Jul 2025	3/4/5
Darren Paul Devine	3/4/5	Director	0.25%	39,146	$677,069	—	02 Apr 2026	3/4/5
Clynton R. Nauman	3/4/5	Director	0.23%	35,350	$662,812	+$185,600	02 Apr 2026	3/4/5
LOS ANGELES CAPITAL MANAGEMENT LLC	13F	Company	0.19%	29,452	$641,170	—	31 Dec 2025	13F
JPMORGAN CHASE & CO	13F	Company	0.15%	23,630	$624,068	—	31 Dec 2025	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.14%	22,400	$591,584	—	31 Dec 2025	13F
BARCLAYS PLC	13F	Company	0.12%	19,109	$504,669	—	31 Dec 2025	13F

Recent Insider Transactions by Companies or Individuals for Contango ORE, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Clynton R. Nauman	CTGO	Common Stock, par value $0.01	Award	44%			10,800	35,350	02 Apr 2026	Direct
Michael Andrew Cinnamond	CTGO	Common Stock, par value $0.01	Award	68.8%			10,800	26,494	02 Apr 2026	Direct
Rick van Nieuwenhuyse	CTGO	Common Stock, par value $0.01	Award	6.57%			34,000	551,140	02 Apr 2026	Direct
Rick van Nieuwenhuyse	CTGO	Stock Option (right to buy)	Award				57,500	57,500	02 Apr 2026	Direct
Michael Aaron Clark	CTGO	Common Stock, par value $0.01	Award	40.7%			16,200	55,998	02 Apr 2026	Direct
Michael Aaron Clark	CTGO	Stock Option (right to buy)	Award				27,500	27,500	02 Apr 2026	Direct
John B. Juneau	CTGO	Common Stock, par value $0.01	Award	3.16%			10,800	353,111	02 Apr 2026	Direct
David Gregory Larimer	CTGO	Common Stock, par value $0.01	Award	41.4%			5,300	18,093	02 Apr 2026	Direct
David Gregory Larimer	CTGO	Stock Option (right to buy)	Award				9,000	9,000	02 Apr 2026	Direct
Clynton R. Nauman	CTGO	Common Stock, par value $0.01	Purchase	68.7%	$185,600	$18.56	10,000	24,550	01 Apr 2026	Direct
Michael Aaron Clark	CTGO	Common Stock, par value $0.01	Sale	-20.2%	$180,544	$17.92	-10,075	39,798	19 Mar 2026	Direct
David Gregory Larimer	CTGO	Common Stock, par value $0.01	Sale	-17.8%	$49,728	$17.92	-2,775	12,793	19 Mar 2026	Direct
Rick van Nieuwenhuyse	CTGO	Common Stock, par value $0.01	Sale	-4.01%	$387,448	$17.92	-21,621	517,140	19 Mar 2026	Direct
Michael Aaron Clark	CTGO	Common Stock, par value $0.01	Sale	-16.8%	$262,522	$26.00	-10,097	49,873	08 Jan 2026	Direct
Rick van Nieuwenhuyse	CTGO	Common Stock, par value $0.01	Sale	-3.51%	$509,808	$26.00	-19,608	538,761	08 Jan 2026	Direct
Michael Aaron Clark	CTGO	Common Stock, par value $0.01	Sale	-4.49%	$61,125	$21.66	-2,822	59,970	18 Aug 2025	Direct
Richard Shortz	CTGO	Common Stock, par value $0.01	Sale	-28.3%	$698,802	$21.08	-33,150	84,050	18 Aug 2025	Direct
Darwin Green	CTGO	Common Stock, par value $0.01	Sale	-5.08%	$36,778	$20.23	-1,818	33,994	10 Jul 2025	Direct
Clynton R. Nauman	CTGO	Common Stock, par value $0.01	Award	107.9%			7,550	14,550	10 Jun 2025	Direct
Michael Andrew Cinnamond	CTGO	Common Stock, par value $0.01	Award	92.7%			7,550	15,694	10 Jun 2025	Direct
Rick van Nieuwenhuyse	CTGO	Common Stock, par value $0.01	Purchase	1.36%	$102,750	$13.70	7,500	558,369	22 Apr 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.