Vault-13

CONTANGO ORE INC CTGO

COM · Common Stock · CUSIP 21077F100

85 institutional holders +11 vs Q2 2025
5,986,5126.0m shares reported held*
40.0% of all shares outstanding*
$149.2mreported value*
23 new 22 added 18 reduced 11 sold out net bought ≈ $71.1m (+2.9m 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 ($324 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 ≈ $24.93. Options: 5 managers hold calls ($3.1m notional), 1 hold puts ($27.0k).

Trends to Q3 2025

Institutional holders

Managers reporting a position, each quarter

050100Q3 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: 8585Q3 22Q2 23Q1 24Q4 24Q3 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

Buyers vs sellers

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

Bought or addedCut or sold out
50050Q4 23: 28 bought or addedQ4 23: 9 cut or sold outQ1 24: 18 bought or addedQ1 24: 14 cut or sold outQ1 24Q2 24: 29 bought or addedQ2 24: 10 cut or sold outQ3 24: 34 bought or addedQ3 24: 5 cut or sold outQ3 24Q4 24: 31 bought or addedQ4 24: 15 cut or sold outQ1 25: 28 bought or addedQ1 25: 20 cut or sold outQ1 25Q2 25: 37 bought or addedQ2 25: 25 cut or sold outQ3 25: 45 bought or addedQ3 25: 29 cut or sold outQ3 25
Numbers
QuarterBought or addedCut or sold out
Q4 2023289
Q1 20241814
Q2 20242910
Q3 2024345
Q4 20243115
Q1 20252820
Q2 20253725
Q3 20254529

Calls vs puts

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

CallsPuts
$0$1m$2m$3m$4mQ4 24 calls: $0Q4 24 puts: $0Q4 24P/C —Q1 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 0.01
Numbers
QuarterCallsPutsP/C
Q4 2024$0$0—
Q1 2025$0$0—
Q2 2025$0$0—
Q3 2025$3.1m$27.0k0.01

Biggest buyers

Alyeska Investment Group, L.P. New +1,475,000+1.5m
FRANKLIN RESOURCES INC Added +501,641+501.6k
VAN ECK ASSOCIATES CORP New +342,181+342.2k
Invesco Ltd. New +112,018+112.0k
MARSHALL WACE, LLP Added +92,871+92.9k
Squarepoint Ops LLC Added +74,523+74.5k
RENAISSANCE TECHNOLOGIES LLC New +54,000+54.0k
JPMORGAN CHASE & CO Added +47,383+47.4k
Man Group plc New +30,202+30.2k
LOS ANGELES CAPITAL MANAGEMENT LLC New +25,837+25.8k

Biggest sellers

JANE STREET GROUP, LLC Reduced -21,392-21.4k
HRT FINANCIAL LP Sold out -21,188-21.2k
GOLDMAN SACHS GROUP INC Sold out -13,950-13.9k
Cubist Systematic Strategies, LLC Sold out -13,500-13.5k
Susquehanna Portfolio Strategies, LLC Sold out -12,100-12.1k
Walleye Capital LLC Sold out -11,908-11.9k
Nuveen, LLC Reduced -4,837-4.8k
GEODE CAPITAL MANAGEMENT, LLC Reduced -3,873-3.9k
BANK OF AMERICA CORP /DE/ Reduced -3,009-3.0k
STATE STREET CORP Reduced -2,700-2.7k

Biggest calls

CITADEL ADVISORS LLC New $1.2m47.2k shares
JANE STREET GROUP, LLC New $737.9k29.6k shares
SIMPLEX TRADING, LLC New $715.0k28.7k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP New $373.9k15.0k shares
GROUP ONE TRADING LLC New $94.7k3.8k shares

Biggest puts

SIMPLEX TRADING, LLC New $27.0k1.1k 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 Q3 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
404Q4 23: 0 buyingQ4 23: 2 sellingQ1 24: 0 buyingQ1 24: 4 sellingQ1 24Q2 24: 0 buyingQ2 24: 3 sellingQ3 24: 0 buyingQ3 24: 4 sellingQ3 24Q4 24: 3 buyingQ4 24: 0 sellingQ1 25: 1 buyingQ1 25: 1 sellingQ1 25Q2 25: 1 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 3 sellingQ3 25
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20230—2$786.6k—
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—
DateInsiderTradeSharesPrice ValueTheir holding
2025-08-18 Shortz Richard Director Sold 33,150 $21.08 $698.8k33.1k shares -28%
2025-08-18 Clark Michael Aaron CFO & Secretary Sold 2,822 $21.66 $61.1k2.8k shares -4%
2025-07-10 Green Darwin Director Sold 1,818 $20.23 $36.8k1.8k shares -5%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q3 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Alyeska Investment Group, L.P. 0.11% of their portfolio CHICAGO, IL 1,475,0001.5m $36.8m $36.8m 0.11% New
2 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 726,350726.4k $18.1m $18.1m 0.00% Added +501.6k +501,641
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 579,105579.1k $14.4m $14.4m 0.00% Added +16.0k +16,033
4 BARINGS LLC 0.23% of their portfolio CHARLOTTE, NC 476,190476.2k $11.9m $11.9m 0.23% Unchanged
5 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 470,926470.9k $11.7m $11.7m 0.00% Reduced -935 -935
6 VAN ECK ASSOCIATES CORP 0.01% of their portfolio NEW YORK, NY 342,181342.2k $8.5m $8.5m 0.01% New
7 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 208,663208.7k $5.2m $5.2m 0.00% Reduced -3.9k -3,873
8 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 186,311186.3k $4.6m $4.6m 0.00% Reduced -2.7k -2,700
9 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 177,380177.4k $4.4m $4.4m 0.00% Added +92.9k +92,871
10 GABELLI FUNDS LLC 0.02% of their portfolio Rye, NY 126,479126.5k $3.2m $3.2m 0.02% Unchanged
11 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 112,018112.0k $2.8m $2.8m 0.00% New
12 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 91,92091.9k $2.3m $2.3m 0.00% Added +74.5k +74,523
13 Minerva Advisors LLC 1.21% of their portfolio BALA CYNWYD, PA 76,14776.1k $1.9m $1.9m 1.21% Unchanged
14 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 72,78072.8k $1.8m $1.8m 0.00% Reduced -1.9k -1,928
15 RAFFLES ASSOCIATES LP 1.66% of their portfolio NEW YORK, NY 71,40671.4k $1.8m $1.8m 1.66% Unchanged
16 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 65,96866.0k $1.6m $1.6m 0.00% Added +47.4k +47,383
17 UBS Group AG 0.00% of their portfolio ZURICH, V8 63,12063.1k $1.6m $1.6m 0.00% Added +3.0k +3,037
18 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 61,36061.4k $1.5m $1.5m 0.00% Added +2.1k +2,113
19 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 54,00054.0k $1.3m $1.3m 0.00% New
20 XTX Topco Ltd 0.05% of their portfolio LONDON, X0 38,08238.1k $949.4k $949.4k 0.05% Added +7.6k +7,640
21 WITTENBERG INVESTMENT MANAGEMENT, INC. 0.37% of their portfolio CARLISLE, MA 37,38037.4k $931.9k $931.9k 0.37% Unchanged
22 Man Group plc 0.00% of their portfolio LONDON, X0 30,20230.2k $752.9k $752.9k 0.00% New
23 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 27,95828.0k $697.0k $697.0k 0.00% Unchanged
24 LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio LOS ANGELES, CA 25,83725.8k $644.1k $644.1k 0.00% New
25 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 24,97125.0k $622.5k $622.5k 0.00% New
26 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 23,04523.0k $574.5k $574.5k 0.00% New
27 GSA CAPITAL PARTNERS LLP 0.05% of their portfolio LONDON, X0 22,99223.0k $573.0k $573.0k 0.05% New
28 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 22,39522.4k $558.3k $558.3k 0.00% Reduced -2.3k -2,341
29 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 21,40021.4k $533.5k $533.5k 0.01% Added +1.4k +1,400
30 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 20,67520.7k $515.4k $515.4k 0.00% Added +289 +289
31 VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio San Antonio, TX 17,01917.0k $424.3k $424.3k 0.00% New
32 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 14,65814.7k $365.4k $365.4k 0.00% Reduced -1.2k -1,247
33 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 14,45114.5k $360.3k $360.3k 0.00% Added +248 +248
34 Hillsdale Investment Management Inc. 0.01% of their portfolio Toronto, A6 14,30014.3k $356.5k $356.5k 0.01% New
35 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 13,62013.6k $339.5k $339.5k 0.00% Added +12.8k +12,801
36 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 13,23713.2k $330.0k $330.0k 0.00% Reduced -601 -601
37 Graham Capital Management, L.P. 0.01% of their portfolio ROWAYTON, CT 11,67811.7k $291.1k $291.1k 0.01% New
38 OCCUDO QUANTITATIVE STRATEGIES LP 0.03% of their portfolio FORT LAUDERDALE, FL 11,32011.3k $282.2k $282.2k 0.03% Reduced -504 -504
39 Baird Financial Group, Inc. 0.00% of their portfolio MILWAUKEE, WI 11,14611.1k $277.9k $277.9k 0.00% New
40 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 10,93010.9k $272.5k $272.5k 0.00% Reduced -21.4k -21,392
41 CoreCap Advisors, LLC 0.01% of their portfolio SOUTHFIELD, MI 10,42510.4k $259.9k $259.9k 0.01% Reduced -1.6k -1,650
42 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 9,6879.7k $241.5k $241.5k 0.00% Added +1.5k +1,467
43 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 9,3709.4k $233.6k $233.6k 0.00% New
44 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 8,8898.9k $221.6k $221.6k 0.00% New
45 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 8,7748.8k $218.7k $218.7k 0.00% Reduced -4.8k -4,837
46 PharVision Advisers, LLC 0.12% of their portfolio BOCA RATON, FL 8,3278.3k $207.6k $207.6k 0.12% New
47 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 6,3496.3k $158.3k $158.3k 0.00% Added +832 +832
48 Quantbot Technologies LP 0.00% of their portfolio NEW YORK, NY 6,2266.2k $155.2k $155.2k 0.00% New
49 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 5,6965.7k $142.0k $142.0k 0.00% Unchanged
50 VIRTUS ADVISERS, LLC 0.08% of their portfolio HARTFORD, CT 5,6005.6k $139.6k $139.6k 0.08% New
51 AlphaQuest LLC 0.01% of their portfolio New York, NY 5,5645.6k $138.7k $138.7k 0.01% Added +1.3k +1,308
52 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 5,4045.4k $133.0k $133.0k 0.00% New
53 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 5,0295.0k $125.4k $125.4k 0.00% Reduced -3.0k -3,009
54 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 4,0014.0k $99.7k $99.7k 0.00% Reduced -672 -672
55 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 3,4663.5k $86.4k $86.4k 0.00% Unchanged
56 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 2,7422.7k $68.4k $68.4k 0.00% Added +798 +798
57 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 2,3202.3k $57.8k $57.8k 0.00% Added +1.3k +1,311
58 MATHER GROUP, LLC. 0.00% of their portfolio CHICAGO, IL 1,5501.6k $38.6k $38.6k 0.00% New
59 Quarry LP 0.01% of their portfolio NEW YORK, NY 1,5131.5k $37.7k $37.7k 0.01% New
60 LOM Asset Management Ltd 0.01% of their portfolio Hamilton, D0 1,4871.5k $37.0k $37.0k 0.01% Unchanged
61 FMR LLC 0.00% of their portfolio BOSTON, MA 1,4341.4k $35.8k $35.8k 0.00% Added +115 +115
62 Hurley Capital, LLC 0.01% of their portfolio NEW YORK, NY 1,0001.0k $24.9k $24.9k 0.01% Unchanged
63 Legal & General Group Plc 0.00% of their portfolio London, X0 953953 $23.8k $23.8k 0.00% Unchanged
64 CWM, LLC 0.00% of their portfolio OMAHA, NE 875875 $22.0k $22.0k 0.00% Added +22 +22
65 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 778778 $19.4k $19.4k 0.00% Unchanged
66 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 761761 $19.0k $19.0k 0.00% Added +1 +1
67 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 638638 $16.0k $16.0k 0.00% Reduced -382 -382
68 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 638638 $15.9k $15.9k 0.00% Reduced -1.6k -1,626
69 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 362362 $9.0k $9.0k 0.00% Reduced -2.7k -2,671
70 FEDERATED HERMES, INC. 0.00% of their portfolio PITTSBURGH, PA 352352 $8.8k $8.8k 0.00% Added +322 +322
71 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 335335 $8.0k $8.0k 0.00% New
72 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 300300 $7.5k $7.5k 0.00% Unchanged
73 AMALGAMATED BANK 0.00% of their portfolio NEW YORK, NY 266266 $7.0k $7.0k 0.00% Unchanged
74 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 259259 $6.5k $6.5k 0.00% Added +16 +16
75 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 200200 $5.0k $5.0k 0.00% Reduced -4 -4
76 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 157157 $3.9k $3.9k 0.00% Unchanged
77 NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio ST. LOUIS, MO 6666 $1.6k $1.6k 0.00% Unchanged
78 Rise Advisors, LLC 0.00% of their portfolio ROCHESTER, NY 4949 $1.2k $1.2k 0.00% Unchanged
79 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 2121 $524 $524 0.00% Unchanged
80 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 1515 $374 $374 0.00% Unchanged
81 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 1515 $374 $374 0.00% Reduced -3 -3
82 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 1313 $324 $324 0.00% New
83 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 99 $224 $224 0.00% Unchanged
84 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 77 $175 $175 0.00% Unchanged
85 Clearstead Advisors, LLC 0.00% of their portfolio CLEVELAND, OH 33 $75 $75 0.00% Unchanged