Vault-13

GENCOR INDS INC GENC

COM · Common Stock · CUSIP 368678108

93 institutional holders -7 vs Q1 2026
7,116,8857.1m shares reported held*
$106.2mreported value*
3 new 36 added 33 reduced 8 sold out net sold ≈ $2.8m (-188.5k 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 ($447.5k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $14.92. Options: 0 managers hold calls (— notional), 2 hold puts ($180.5k).

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100Q3 22: 35Q4 22: 40Q1 23: 44Q2 23: 56Q3 23: 59Q4 23: 60Q1 24: 72Q2 24: 73Q3 24: 75Q4 24: 75Q1 25: 82Q2 25: 79Q3 25: 89Q4 25: 93Q1 26: 100Q2 26: 9393Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202235
Q4 202240
Q1 202344
Q2 202356
Q3 202359
Q4 202360
Q1 202472
Q2 202473
Q3 202475
Q4 202475
Q1 202582
Q2 202579
Q3 202589
Q4 202593
Q1 2026100
Q2 202693

Buyers vs sellers

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

Bought or addedCut or sold out
50050Q3 24: 35 bought or addedQ3 24: 29 cut or sold outQ4 24: 32 bought or addedQ4 24: 28 cut or sold outQ4 24Q1 25: 43 bought or addedQ1 25: 25 cut or sold outQ2 25: 40 bought or addedQ2 25: 36 cut or sold outQ2 25Q3 25: 47 bought or addedQ3 25: 25 cut or sold outQ4 25: 42 bought or addedQ4 25: 39 cut or sold outQ4 25Q1 26: 49 bought or addedQ1 26: 35 cut or sold outQ2 26: 39 bought or addedQ2 26: 41 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20243529
Q4 20243228
Q1 20254325
Q2 20254036
Q3 20254725
Q4 20254239
Q1 20264935
Q2 20263941

Calls vs puts

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

CallsPuts
$0$500k$1m$1.5mQ3 25 calls: $1.0mQ3 25 puts: $0Q3 25P/C 0.00Q4 25 calls: $208.7kQ4 25 puts: $164.6kQ4 25P/C 0.79Q1 26 calls: $328.5kQ1 26 puts: $262.5kQ1 26P/C 0.80Q2 26 calls: $0Q2 26 puts: $180.5kQ2 26P/C —
Numbers
QuarterCallsPutsP/C
Q3 2025$1.0m$00.00
Q4 2025$208.7k$164.6k0.79
Q1 2026$328.5k$262.5k0.80
Q2 2026$0$180.5k—

Biggest buyers

BlackRock, Inc. Added +23,133+23.1k
GEODE CAPITAL MANAGEMENT, LLC Added +19,206+19.2k
GOLDMAN SACHS GROUP INC Added +19,124+19.1k
VANGUARD PORTFOLIO MANAGEMENT LLC Added +10,117+10.1k
RENAISSANCE TECHNOLOGIES LLC Added +9,679+9.7k
VANGUARD CAPITAL MANAGEMENT LLC Added +8,454+8.5k
GABELLI FUNDS LLC Added +8,000+8.0k
JACOBS LEVY EQUITY MANAGEMENT, INC Added +7,164+7.2k
AQR CAPITAL MANAGEMENT LLC Added +5,712+5.7k
NORTHERN TRUST CORP Added +4,394+4.4k

Biggest sellers

ESSEX INVESTMENT MANAGEMENT CO LLC Sold out -129,563-129.6k
SEI INVESTMENTS CO Reduced -49,244-49.2k
Legato Capital Management LLC Sold out -40,578-40.6k
Squarepoint Ops LLC Sold out -24,844-24.8k
SYSTEMATIC FINANCIAL MANAGEMENT LP Reduced -19,516-19.5k
MARSHALL WACE, LLP Reduced -9,945-9.9k
BRIDGEWAY CAPITAL MANAGEMENT, LLC Reduced -9,200-9.2k
STRS OHIO Reduced -9,200-9.2k
CITADEL ADVISORS LLC Reduced -8,059-8.1k
BANK OF AMERICA CORP /DE/ Reduced -7,334-7.3k

Biggest calls

None

Biggest puts

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $176.1k11.8k shares
SIMPLEX TRADING, LLC Unchanged $4.5k300 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
E.J. Elliott Family Limited Partnership 13D · may seek influence new · filed 2026-05-08
Stated purposeThe Reporting Persons acquired and hold the securities of the Issuer for investment purposes. Subject to market conditions, evaluation of the Issuer's business, financial condition and prospects, and other factors, the Reporting Persons may from time to time acquire additional shares of Common Stock and/or Class B Common Stock, dispose of some or all of the shares of Common Stock and/or Class B Common Stock, and/or engage in hedging or other transactions with respect to the shares of Common Stock and/or Class B Common Stock. Except as described in this Statement and in Mr. Elliott's capacity as an officer and chairman of the board of directors of the Issuer, none of the Reporting Persons presently has any plans or proposals that relate to or would result in any of the matters listed in sub… Full filing
27.3% new 4.0m≈ $59.7m 2026-05-08
SYSTEMATIC FINANCIAL MANAGEMENT LP 13G · institution -0.5 pts · filed 2026-02-10 9.1% -0.5 pts 1.1m≈ $16.8m 2026-02-10
ROYCE & ASSOCIATES LP 13G · exempt (held before listing) filed 2025-10-14 7.4% 917.2k≈ $13.7m 2025-10-14

Insider purchases and sales since 1 Apr 2026

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.

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 SYSTEMATIC FINANCIAL MANAGEMENT LP 0.31% of their portfolio TEANECK, NJ 1,029,8101.0m $15.4m $15.4m 0.31% Reduced -19.5k -19,516
2 ROYCE & ASSOCIATES LP 0.11% of their portfolio New York, NY 935,000935.0k $14.0m $14.0m 0.11% Unchanged
3 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 763,221763.2k $11.4m $11.4m 0.00% Added +1.5k +1,510
4 BlackRock, Inc. 0.00% of their portfolio New York, NY 571,352571.4k $8.5m $8.5m 0.00% Added +23.1k +23,133
5 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 453,284453.3k $6.8m $6.8m 0.00% Added +8.5k +8,454
6 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 392,687392.7k $5.9m $5.9m 0.01% Added +9.7k +9,679
7 MARTIN & CO INC /TN/ 0.78% of their portfolio Knoxville, TN 332,670332.7k $5.0m $5.0m 0.78% Reduced -731 -731
8 GAMCO INVESTORS, INC. ET AL 0.04% of their portfolio GREENWICH, CT 302,500302.5k $4.5m $4.5m 0.04% Added +300 +300
9 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 255,203255.2k $3.8m $3.8m 0.00% Added +19.2k +19,206
10 Teton Advisors, LLC 2.14% of their portfolio GREENWICH, CT 247,700247.7k $3.7m $3.7m 2.14% Unchanged
11 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 153,340153.3k $2.3m $2.3m 0.00% Reduced -3.0k -2,960
12 De Lisle Partners LLP 0.25% of their portfolio POOLE, X0 151,222151.2k $2.3m $2.3m 0.25% Unchanged
13 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 129,626129.6k $1.9m $1.9m 0.00% Added +19.1k +19,124
14 North Star Investment Management Corp. 0.09% of their portfolio CHICAGO, IL 117,000117.0k $1.7m $1.7m 0.09% Unchanged
15 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 93,74493.7k $1.4m $1.4m 0.00% Reduced -6.8k -6,825
16 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 91,99892.0k $1.4m $1.4m 0.00% Unchanged
17 RBF Capital, LLC 0.06% of their portfolio RENO, NV 91,13791.1k $1.4m $1.4m 0.06% Unchanged
18 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 81,90281.9k $1.2m $1.2m 0.00% Added +4.4k +4,394
19 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 72,16472.2k $1.1m $1.1m 0.00% Reduced -7 -7
20 VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 69,86169.9k $1.0m $1.0m 0.00% Added +10.1k +10,117
21 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 69,04869.0k $1.0m $1.0m 0.00% Added +4.1k +4,130
22 GABELLI FUNDS LLC 0.01% of their portfolio Rye, NY 59,40059.4k $886.2k $886.2k 0.01% Added +8.0k +8,000
23 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 52,31952.3k $780.6k $780.6k 0.01% Reduced -9.2k -9,200
24 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 48,21648.2k $719.4k $719.4k 0.00% Added +2.4k +2,351
25 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 46,30546.3k $690.9k $690.9k 0.00% Reduced -9.9k -9,945
26 Orion Porfolio Solutions, LLC 0.00% of their portfolio OMAHA, NE 42,31142.3k $631.3k $631.3k 0.00% Added +1.2k +1,159
27 Creative Planning 0.00% of their portfolio OVERLAND PARK, KS 34,34334.3k $512.4k $512.4k 0.00% Reduced -51 -51
28 SageView Advisory Group, LLC 0.02% of their portfolio Newport Beach, CA 30,99731.0k $462.5k $462.5k 0.02% Reduced -2.5k -2,517
29 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 29,84829.8k $445.3k $445.3k 0.00% Reduced -1.3k -1,349
30 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 29,70229.7k $450.9k $450.9k 0.00% Reduced -517 -517
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 28,98329.0k $432.4k $432.4k 0.00% Added +3.2k +3,156
32 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 28,89528.9k $431.1k $431.1k 0.00% Reduced -8.1k -8,059
33 JACOBS LEVY EQUITY MANAGEMENT, INC 0.00% of their portfolio FLORHAM PARK, NJ 28,75228.8k $429.0k $429.0k 0.00% Added +7.2k +7,164
34 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 28,37628.4k $420.0k $420.0k 0.00% Added +3.2k +3,223
35 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 27,87027.9k $415.8k $415.8k 0.00% Added +5.7k +5,712
36 GSA CAPITAL PARTNERS LLP 0.02% of their portfolio LONDON, X0 25,87225.9k $386.0k $386.0k 0.02% Reduced -1.9k -1,950
37 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 21,82321.8k $325.6k $325.6k 0.00% Added +421 +421
38 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 19,12919.1k $285.4k $285.4k 0.00% Reduced -819 -819
39 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 13,91113.9k $207.6k $207.6k 0.00% Reduced -2.3k -2,336
40 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 12,52212.5k $186.8k $186.8k 0.00% Added +1.2k +1,211
41 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 12,01612.0k $179.3k $179.3k 0.00% Reduced -7.3k -7,334
42 Rothschild Wealth LLC 0.01% of their portfolio OAK BROOK, IL 11,87211.9k $177.1k $177.1k 0.01% Reduced -980 -980
43 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 11,68911.7k $174.4k $174.4k 0.00% Reduced -753 -753
44 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 10,96111.0k $163.5k $163.5k 0.00% Reduced -49.2k -49,244
45 GUGGENHEIM CAPITAL LLC 0.00% of their portfolio CHICAGO, IL 10,39510.4k $155.1k $155.1k 0.00% Added +194 +194
46 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 7,5767.6k $113.0k $113.0k 0.00% Added +45 +45
47 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 7,4037.4k $110.4k $110.4k 0.00% Added +217 +217
48 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 6,6946.7k $100.7k $100.7k 0.00% Added +643 +643
49 UBS Group AG 0.00% of their portfolio ZURICH, V8 5,7195.7k $85.3k $85.3k 0.00% Reduced -586 -586
50 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 5,4655.5k $81.5k $81.5k 0.00% Added +4.4k +4,379
51 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 4,8594.9k $72.5k $72.5k 0.00% Added +4.3k +4,263
52 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 4,8304.8k $72.1k $72.1k 0.00% Reduced -219 -219
53 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 3,8893.9k $58.0k $58.0k 0.00% Unchanged
54 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 3,2933.3k $49.0k $49.0k 0.00% Added +1.9k +1,885
55 Vanguard Global Advisers, LLC 0.00% of their portfolio MALVERN, PA 3,2053.2k $47.8k $47.8k 0.00% Unchanged
56 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 2,9002.9k $43.3k $43.3k 0.00% Reduced -9.2k -9,200
57 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 2,7362.7k $40.8k $40.8k 0.00% Added +10 +10
58 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 2,0692.1k $30.9k $30.9k 0.00% Unchanged
59 FMR LLC 0.00% of their portfolio BOSTON, MA 1,9421.9k $29.0k $29.0k 0.00% Added +1.4k +1,359
60 LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio LOS ANGELES, CA 1,5231.5k $22.7k $22.7k 0.00% Reduced -2.5k -2,521
61 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 1,5161.5k $22.6k $22.6k 0.00% Reduced -694 -694
62 EVERMAY WEALTH MANAGEMENT LLC 0.00% of their portfolio ARLINGTON, VA 1,4501.4k $21.6k $21.6k 0.00% Unchanged
63 Institute for Wealth Management, LLC. 0.00% of their portfolio DENVER, CO 1,3801.4k $20.6k $20.6k 0.00% New
64 JONES FINANCIAL COMPANIES LLLP 0.00% of their portfolio DES PERES, MO 1,2091.2k $18.4k $18.4k 0.00% Reduced -1.4k -1,361
65 FIRST HORIZON CORP 0.00% of their portfolio MEMPHIS, TN 950950 $14.2k $14.2k 0.00% Unchanged
66 Legal & General Group Plc 0.00% of their portfolio London, X0 941941 $14.0k $14.0k 0.00% Unchanged
67 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 870870 $13.0k $13.0k 0.00% Unchanged
68 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 822822 $12.3k $12.3k 0.00% Added +17 +17
69 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 511511 $7.6k $7.6k 0.00% Added +55 +55
70 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 321321 $4.8k $4.8k 0.00% Reduced -31 -31
71 Farther Finance Advisors, LLC 0.00% of their portfolio SAN FRANCISCO, CA 203203 $3.0k $3.0k 0.00% Reduced -106 -106
72 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 194194 $2.9k $2.9k 0.00% Reduced -148 -148
73 HARBOR CAPITAL ADVISORS, INC. 0.00% of their portfolio CHICAGO, IL 186186 $3.0k $3.0k 0.00% Unchanged
74 NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio ST. LOUIS, MO 160160 $2.4k $2.4k 0.00% Unchanged
75 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 144144 $2.1k $2.1k 0.00% Reduced -415 -415
76 Integrated Wealth Concepts LLC 0.00% of their portfolio WALTHAM, MA 134134 $2.0k $2.0k 0.00% New
77 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 129129 $1.9k $1.9k 0.00% Added +124 +124
78 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 100100 $1.5k $1.5k 0.00% Added +54 +54
79 FIFTH THIRD BANCORP 0.00% of their portfolio CINCINNATI, OH 9292 $1.4k $1.4k 0.00% Unchanged
80 Silver Grove Financial Group, Inc. 0.00% of their portfolio ORCHARD PARK, NY 9191 $1.4k $1.4k 0.00% New
81 EVOLUTION WEALTH MANAGEMENT INC. 0.00% of their portfolio FORT MYERS, FL 7575 $1.1k $1.1k 0.00% Unchanged
82 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 6262 $925 $925 0.00% Added +41 +41
83 Covestor Ltd 0.00% of their portfolio LONDON, X0 5050 $1.0k $1.0k 0.00% Reduced -15 -15
84 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 4848 $716 $716 0.00% Added +6 +6
85 MassMutual Private Wealth & Trust, FSB 0.00% of their portfolio Windsor, CT 3636 $537 $537 0.00% Unchanged
86 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 3535 $522 $522 0.00% Reduced -15 -15
87 ASSETMARK, INC 0.00% of their portfolio CONCORD, CA 3030 $448 $448 0.00% Unchanged
88 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 2727 $403 $403 0.00% Added +8 +8
89 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 1414 $209 $209 0.00% Unchanged
90 Basecamp Wealth Advisors LLC 0.00% of their portfolio BELLEVUE, WA 99 $134 $134 0.00% Added +3 +3
91 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 55 $75 $75 0.00% Reduced -3 -3
92 SJS Investment Consulting Inc. 0.00% of their portfolio SYLVANIA, OH 22 $30 $30 0.00% Reduced -1 -1
93 JPL Wealth Management, LLC 0.00% of their portfolio GREENWOOD VILLAGE, CO 11 $15 $15 0.00% Unchanged