Vault-13

CONTANGO ORE INC CTGO

COM · Common Stock · CUSIP 21077F100

101 institutional holders +16 vs Q3 2025
6,417,0266.4m shares reported held*
42.9% of all shares outstanding*
$169.4mreported value*
29 new 38 added 19 reduced 15 sold out net bought ≈ $10.8m (+412.4k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($53 this quarter). Holder counts are more reliable. Shares outstanding: 15.0m as of 2025-11-13, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $26.41. Options: 3 managers hold calls ($3.4m notional), 3 hold puts ($438.4k).

Trends to Q4 2025

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 18Q4 22: 18Q1 23: 21Q2 23: 37Q3 23: 35Q4 23: 37Q1 24: 38Q2 24: 47Q3 24: 54Q4 24: 56Q1 25: 60Q2 25: 74Q3 25: 85Q4 25: 101101Q3 22Q2 23Q1 24Q4 24Q4 25
Numbers
QuarterHolders
Q3 202218
Q4 202218
Q1 202321
Q2 202337
Q3 202335
Q4 202337
Q1 202438
Q2 202447
Q3 202454
Q4 202456
Q1 202560
Q2 202574
Q3 202585
Q4 2025101

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q1 24: 18 bought or addedQ1 24: 14 cut or sold outQ2 24: 29 bought or addedQ2 24: 10 cut or sold outQ2 24Q3 24: 34 bought or addedQ3 24: 5 cut or sold outQ4 24: 31 bought or addedQ4 24: 15 cut or sold outQ4 24Q1 25: 28 bought or addedQ1 25: 20 cut or sold outQ2 25: 37 bought or addedQ2 25: 25 cut or sold outQ2 25Q3 25: 45 bought or addedQ3 25: 29 cut or sold outQ4 25: 67 bought or addedQ4 25: 34 cut or sold outQ4 25
Numbers
QuarterBought or addedCut or sold out
Q1 20241814
Q2 20242910
Q3 2024345
Q4 20243115
Q1 20252820
Q2 20253725
Q3 20254529
Q4 20256734

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$1m$2m$3m$4mQ1 25 calls: $0Q1 25 puts: $0Q1 25P/C —Q2 25 calls: $0Q2 25 puts: $0Q2 25P/C —Q3 25 calls: $3.1mQ3 25 puts: $27.0kQ3 25P/C 0.01Q4 25 calls: $3.4mQ4 25 puts: $438.4kQ4 25P/C 0.13
Numbers
QuarterCallsPutsP/C
Q1 2025$0$0—
Q2 2025$0$0—
Q3 2025$3.1m$27.0k0.01
Q4 2025$3.4m$438.4k0.13

Biggest buyers

GLAZER CAPITAL, LLC New +320,075+320.1k
VANGUARD GROUP INC Added +200,257+200.3k
BlackRock, Inc. Added +150,293+150.3k
RENAISSANCE TECHNOLOGIES LLC Added +74,827+74.8k
VAN ECK ASSOCIATES CORP Added +60,917+60.9k
GEODE CAPITAL MANAGEMENT, LLC Added +49,947+49.9k
Inspire Investing, LLC New +46,671+46.7k
AMERIPRISE FINANCIAL INC New +38,575+38.6k
OAK RIDGE INVESTMENTS LLC New +37,340+37.3k
GLOBEFLEX CAPITAL L P New +34,565+34.6k

Biggest sellers

Alyeska Investment Group, L.P. Reduced -610,565-610.6k
Squarepoint Ops LLC Sold out -91,920-91.9k
MILLENNIUM MANAGEMENT LLC Reduced -50,805-50.8k
JPMORGAN CHASE & CO Reduced -42,338-42.3k
CITADEL ADVISORS LLC Sold out -24,971-25.0k
GSA CAPITAL PARTNERS LLP Sold out -22,992-23.0k
MARSHALL WACE, LLP Reduced -16,837-16.8k
Hillsdale Investment Management Inc. Sold out -14,300-14.3k
XTX Topco Ltd Reduced -11,849-11.8k
OCCUDO QUANTITATIVE STRATEGIES LP Sold out -11,320-11.3k

Biggest calls

CITADEL ADVISORS LLC Added $1.6m61.7k shares
JANE STREET GROUP, LLC Added $1.3m47.5k shares
SIMPLEX TRADING, LLC Reduced $562.5k21.3k shares

Biggest puts

JANE STREET GROUP, LLC New $211.3k8.0k shares
GROUP ONE TRADING LLC New $142.6k5.4k shares
SIMPLEX TRADING, LLC Added $84.5k3.2k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
STATE STREET CORP 13G · institution new · filed 2026-08-07 7.6% new 2.3m≈ $36.9m 2026-08-07
Alyeska Investment Group, L.P. 13G · institution -2.8 pts · filed 2026-05-15 7.1% -2.8 pts 2.3m≈ $35.8m 2026-05-15
BlackRock, Inc. 13G · institution +2.4 pts · filed 2026-07-29 6.9% +2.4 pts 2.1m≈ $33.2m 2026-07-29

Fell to 5% or below in the last year: FRANKLIN RESOURCES INC (4.0%, 2026-04-29), Queen's Road Capital Investment Ltd. (4.4%, 2026-02-13)

Insider purchases and sales in Q4 2025

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
404Q1 24: 0 buyingQ1 24: 4 sellingQ2 24: 0 buyingQ2 24: 3 sellingQ2 24Q3 24: 0 buyingQ3 24: 4 sellingQ4 24: 3 buyingQ4 24: 0 sellingQ4 24Q1 25: 1 buyingQ1 25: 1 sellingQ2 25: 1 buyingQ2 25: 0 sellingQ2 25Q3 25: 0 buyingQ3 25: 3 sellingQ4 25: 0 buyingQ4 25: 0 sellingQ4 25
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q1 20240—4$624.8k—
Q2 20240—3$187.2k—
Q3 20240—4$253.3k—
Q4 20243$528.1k0——
Q1 20251$99.8k1$15.6k—
Q2 20251$153.8k0——
Q3 20250—3$796.7k—
Q4 20250—0——

None reported in Q4 2025.

Holders, Q4 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Alyeska Investment Group, L.P. 0.06% of their portfolio CHICAGO, IL 864,435864.4k $22.8m $22.8m 0.06% Reduced -610.6k -610,565
2 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 759,709759.7k $20.1m $20.1m 0.00% Added +33.4k +33,359
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 729,398729.4k $19.3m $19.3m 0.00% Added +150.3k +150,293
4 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 671,183671.2k $17.7m $17.7m 0.00% Added +200.3k +200,257
5 BARINGS LLC 0.23% of their portfolio CHARLOTTE, NC 476,190476.2k $12.6m $12.6m 0.23% Unchanged
6 VAN ECK ASSOCIATES CORP 0.01% of their portfolio NEW YORK, NY 403,098403.1k $10.6m $10.6m 0.01% Added +60.9k +60,917
7 GLAZER CAPITAL, LLC 0.22% of their portfolio New York, NY 320,075320.1k $8.5m $8.5m 0.22% New
8 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 258,610258.6k $6.8m $6.8m 0.00% Added +49.9k +49,947
9 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 183,861183.9k $4.9m $4.9m 0.00% Reduced -2.5k -2,450
10 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 160,543160.5k $4.2m $4.2m 0.00% Reduced -16.8k -16,837
11 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 128,827128.8k $3.4m $3.4m 0.01% Added +74.8k +74,827
12 GABELLI FUNDS LLC 0.02% of their portfolio Rye, NY 126,479126.5k $3.3m $3.3m 0.02% Unchanged
13 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 104,335104.3k $2.8m $2.8m 0.00% Reduced -7.7k -7,683
14 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 82,47582.5k $2.2m $2.2m 0.00% Added +9.7k +9,695
15 Minerva Advisors LLC 1.34% of their portfolio BALA CYNWYD, PA 76,14776.1k $2.0m $2.0m 1.34% Unchanged
16 RAFFLES ASSOCIATES LP 1.41% of their portfolio NEW YORK, NY 71,40671.4k $1.9m $1.9m 1.41% Unchanged
17 UBS Group AG 0.00% of their portfolio ZURICH, V8 58,19058.2k $1.5m $1.5m 0.00% Reduced -4.9k -4,930
18 Inspire Investing, LLC 0.11% of their portfolio MERIDIAN, ID 46,67146.7k $1.2m $1.2m 0.11% New
19 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 38,57538.6k $1.0m $1.0m 0.00% New
20 WITTENBERG INVESTMENT MANAGEMENT, INC. 0.38% of their portfolio CARLISLE, MA 37,38037.4k $987.2k $987.2k 0.38% Unchanged
21 OAK RIDGE INVESTMENTS LLC 0.06% of their portfolio Chicago, IL 37,34037.3k $986.1k $986.1k 0.06% New
22 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 35,36935.4k $934.1k $934.1k 0.00% Added +14.7k +14,694
23 GLOBEFLEX CAPITAL L P 0.14% of their portfolio SAN DIEGO, CA 34,56534.6k $912.9k $912.9k 0.14% New
24 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 33,74333.7k $891.2k $891.2k 0.00% Added +5.8k +5,785
25 Ellsworth Advisors, LLC 0.19% of their portfolio HUDSON, OH 33,14833.1k $977.2k $977.2k 0.19% New
26 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 33,00133.0k $871.6k $871.6k 0.00% Added +10.6k +10,606
27 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 29,65129.7k $783.1k $783.1k 0.00% Added +15.2k +15,200
28 LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio LOS ANGELES, CA 29,45229.5k $641.2k $641.2k 0.00% Added +3.6k +3,615
29 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 27,75827.8k $733.1k $733.1k 0.00% Added +14.1k +14,138
30 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 27,15127.2k $717.1k $717.1k 0.00% Added +4.1k +4,106
31 Man Group plc 0.00% of their portfolio LONDON, X0 26,34326.3k $695.7k $695.7k 0.00% Reduced -3.9k -3,859
32 XTX Topco Ltd 0.02% of their portfolio LONDON, X0 26,23326.2k $692.8k $692.8k 0.02% Reduced -11.8k -11,849
33 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 23,63023.6k $624.1k $624.1k 0.00% Reduced -42.3k -42,338
34 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 22,40022.4k $591.6k $591.6k 0.01% Added +1.0k +1,000
35 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 19,10919.1k $504.7k $504.7k 0.00% Added +4.5k +4,451
36 CANADA PENSION PLAN INVESTMENT BOARD 0.00% of their portfolio TORONTO ONTARIO, A6 18,40018.4k $485.9k $485.9k 0.00% New
37 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 18,24518.2k $481.9k $481.9k 0.00% New
38 TMB Capital Partners, LLC 0.16% of their portfolio LITTLE ROCK, AR 18,00018.0k $475.4k $475.4k 0.16% First filing
39 VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio San Antonio, TX 17,79717.8k $470.0k $470.0k 0.00% Added +778 +778
40 WINTON GROUP Ltd 0.02% of their portfolio LONDON, X0 17,58917.6k $464.5k $464.5k 0.02% New
41 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 15,69015.7k $421.1k $421.1k 0.00% New
42 Graham Capital Management, L.P. 0.01% of their portfolio ROWAYTON, CT 15,48715.5k $409.0k $409.0k 0.01% Added +3.8k +3,809
43 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 13,50113.5k $356.6k $356.6k 0.00% Added +264 +264
44 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 13,28913.3k $351.0k $351.0k 0.00% Added +4.5k +4,515
45 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 13,23713.2k $349.6k $349.6k 0.00% Added +6.9k +6,888
46 Hudson Bay Capital Management LP 0.00% of their portfolio STAMFORD, CT 13,03013.0k $344.1k $344.1k 0.00% New
47 VIRTUS ADVISERS, LLC 0.14% of their portfolio HARTFORD, CT 11,30011.3k $298.4k $298.4k 0.14% Added +5.7k +5,700
48 Dynamic Technology Lab Private Ltd 0.07% of their portfolio SINGAPORE, U0 11,16811.2k $295.0k $295.0k 0.07% New
49 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 11,03711.0k $291.5k $291.5k 0.00% New
50 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 11,00011.0k $290.5k $290.5k 0.00% Added +1.6k +1,630
51 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 10,65110.7k $281.3k $281.3k 0.00% New
52 Jain Global LLC 0.00% of their portfolio NEW YORK, NY 10,55710.6k $278.8k $278.8k 0.00% New
53 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 10,55510.6k $278.8k $278.8k 0.00% Reduced -50.8k -50,805
54 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 10,34910.3k $273.3k $273.3k 0.00% Added +5.3k +5,320
55 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 10,10410.1k $266.8k $266.8k 0.00% Added +417 +417
56 Ethic Inc. 0.00% of their portfolio NEW YORK, NY 9,4809.5k $250.4k $250.4k 0.00% New
57 Polymer Capital Management (US) LLC 0.03% of their portfolio NEW YORK, NY 9,1849.2k $242.5k $242.5k 0.03% New
58 Creative Planning 0.00% of their portfolio OVERLAND PARK, KS 7,7137.7k $203.7k $203.7k 0.00% New
59 Susquehanna Portfolio Strategies, LLC 0.00% of their portfolio Bala Cynwyd, PA 7,7007.7k $203.4k $203.4k 0.00% New
60 Proficio Capital Partners LLC 0.01% of their portfolio NEWTON, MA 7,6307.6k $201.5k $201.5k 0.01% New
61 Sandia Investment Management LP 0.50% of their portfolio BOSTON, MA 7,6307.6k $201.5k $201.5k 0.50% New
62 Quantbot Technologies LP 0.01% of their portfolio NEW YORK, NY 5,7405.7k $151.6k $151.6k 0.01% Reduced -486 -486
63 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 5,6965.7k $150.4k $150.4k 0.00% Unchanged
64 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 5,1325.1k $135.5k $135.5k 0.00% Added +1.1k +1,131
65 GROUP ONE TRADING LLC 0.00% of their portfolio CHICAGO, IL 5,0545.1k $133.5k $133.5k 0.00% New
66 CoreCap Advisors, LLC 0.00% of their portfolio SOUTHFIELD, MI 4,6254.6k $122.1k $122.1k 0.00% Reduced -5.8k -5,800
67 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 4,5824.6k $121.0k $121.0k 0.00% Reduced -822 -822
68 AlphaQuest LLC 0.01% of their portfolio New York, NY 3,8913.9k $102.8k $102.8k 0.01% Reduced -1.7k -1,673
69 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 3,4663.5k $91.5k $91.5k 0.00% Unchanged
70 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 2,7422.7k $72.4k $72.4k 0.00% Unchanged
71 FMR LLC 0.00% of their portfolio BOSTON, MA 2,5762.6k $68.0k $68.0k 0.00% Added +1.1k +1,142
72 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 2,2722.3k $60.0k $60.0k 0.00% Reduced -48 -48
73 MEEDER ASSET MANAGEMENT INC 0.00% of their portfolio DUBLIN, OH 1,9221.9k $50.8k $50.8k 0.00% New
74 FEDERATED HERMES, INC. 0.00% of their portfolio PITTSBURGH, PA 1,8841.9k $49.8k $49.8k 0.00% Added +1.5k +1,532
75 Legal & General Group Plc 0.00% of their portfolio London, X0 1,1671.2k $30.9k $30.9k 0.00% Added +214 +214
76 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 1,1001.1k $29.1k $29.1k 0.00% New
77 Hurley Capital, LLC 0.01% of their portfolio NEW YORK, NY 1,0001.0k $26.4k $26.4k 0.01% Unchanged
78 Caitlin John, LLC 0.02% of their portfolio BRIGHTON, MI 900900 $23.8k $23.8k 0.02% New
79 CWM, LLC 0.00% of their portfolio OMAHA, NE 885885 $23.0k $23.0k 0.00% Added +10 +10
80 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 778778 $20.5k $20.5k 0.00% Unchanged
81 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 774774 $20.0k $20.0k 0.00% Added +136 +136
82 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 726726 $19.2k $19.2k 0.00% Added +88 +88
83 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 684684 $18.1k $18.1k 0.00% Reduced -77 -77
84 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 446446 $11.8k $11.8k 0.00% Added +146 +146
85 QUADRANT CAPITAL GROUP LLC 0.00% of their portfolio CINCINNATI, OH 407407 $10.7k $10.7k 0.00% New
86 AMALGAMATED BANK 0.00% of their portfolio NEW YORK, NY 349349 $9.0k $9.0k 0.00% Added +83 +83
87 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 273273 $7.2k $7.2k 0.00% Reduced -89 -89
88 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 270270 $7.1k $7.1k 0.00% Added +113 +113
89 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 245245 $6.5k $6.5k 0.00% Reduced -14 -14
90 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 174174 $4.6k $4.6k 0.00% Reduced -26 -26
91 Sankala Group LLC 0.00% of their portfolio LYONS, CO 125125 $3.8k $3.8k 0.00% First filing
92 Fortitude Family Office, LLC 0.00% of their portfolio SCOTTSDALE, AZ 7272 $1.9k $1.9k 0.00% New
93 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 7070 $1.8k $1.8k 0.00% Added +49 +49
94 NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio ST. LOUIS, MO 6666 $1.7k $1.7k 0.00% Unchanged
95 Aventura Private Wealth, LLC 0.00% of their portfolio AVENTURA, FL 5757 $1.5k $1.5k 0.00% New
96 SIGNATUREFD, LLC 0.00% of their portfolio ATLANTA, GA 2323 $607 $607 0.00% New
97 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 1818 $475 $475 0.00% Added +3 +3
98 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 1515 $396 $396 0.00% Unchanged
99 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 1010 $264 $264 0.00% Added +1 +1
100 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 77 $185 $185 0.00% Unchanged