TWIN DISC INC TWIN
COM · Common Stock · CUSIP 901476101
Power transmission equipment company
- SectorIndustrials
- IndustryGeneral Industrial Machinery & Equipment
- HeadquartersRacine, WI
- Websitetwindisc.com
- FilingsSEC EDGAR
* 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 ($403.7k this quarter). Holder counts are more reliable. Shares outstanding: 14.4m as of 2026-04-29, 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 ≈ $15.07.
Trends to Q1 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 46 |
| Q4 2022 | 47 |
| Q1 2023 | 46 |
| Q2 2023 | 44 |
| Q3 2023 | 50 |
| Q4 2023 | 58 |
| Q1 2024 | 64 |
| Q2 2024 | 72 |
| Q3 2024 | 70 |
| Q4 2024 | 69 |
| Q1 2025 | 77 |
| Q2 2025 | 80 |
| Q3 2025 | 76 |
| Q4 2025 | 74 |
| Q1 2026 | 79 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q2 2024 | 42 | 33 |
| Q3 2024 | 33 | 26 |
| Q4 2024 | 24 | 32 |
| Q1 2025 | 32 | 33 |
| Q2 2025 | 46 | 45 |
| Q3 2025 | 37 | 41 |
| Q4 2025 | 35 | 32 |
| Q1 2026 | 39 | 24 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2025 | $134.9k | $0 | 0.00 |
| Q3 2025 | $30.7k | $14.4k | 0.47 |
| Q4 2025 | $0 | $16.7k | — |
| Q1 2026 | $0 | $0 | — |
Biggest buyers
| MILLENNIUM MANAGEMENT LLC | Added | +122.4k |
| MACKENZIE FINANCIAL CORP | New | +115.9k |
| North Star Investment Management Corp. | New | +58.0k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | +51.7k |
| SEI INVESTMENTS CO | Added | +33.9k |
| BARCLAYS PLC | Added | +31.0k |
| Empowered Funds, LLC | New | +26.8k |
| UBS Group AG | Added | +22.1k |
| GOLDMAN SACHS GROUP INC | Added | +21.5k |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | Added | +21.1k |
Biggest sellers
| Mink Brook Asset Management LLC | Reduced | -135.1k |
| GAMCO INVESTORS, INC. ET AL | Reduced | -84.2k |
| RBF Capital, LLC | Reduced | -55.6k |
| Peapod Lane Capital LLC | Reduced | -30.5k |
| Rothschild Wealth LLC | Sold out | -25.0k |
| ExodusPoint Capital Management, LP | Sold out | -24.1k |
| JANE STREET GROUP, LLC | Reduced | -23.8k |
| TWO SIGMA ADVISERS, LP | Sold out | -17.4k |
| Informed Momentum Co LLC | Reduced | -16.6k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | -14.7k |
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.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution new · filed 2026-07-30 | 5.1% |
Insider purchases and sales in Q1 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.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2024 | 0 | — | 1 | $277.2k | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 0 | — | 0 | — | — |
| Q3 2025 | 0 | — | 0 | — | — |
| Q4 2025 | 0 | — | 0 | — | — |
| Q1 2026 | 0 | — | 0 | — | — |
None reported in Q1 2026.
Holders, Q1 2026
| Manager | Shares | Change |
|---|---|---|
| GAMCO INVESTORS, INC. ET AL 0.25% of their portfolio | 1.7m $24.9m | Reduced -84.2k |
| Juniper Investment Company, LLC 4.93% of their portfolio | 1.0m $15.4m | Unchanged |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 610.4k $9.2m | Reduced -9.2k |
| Pacific Ridge Capital Partners, LLC 1.73% of their portfolio | 530.6k $8.0m | Added +2.7k |
| VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 529.3k $8.0m | First filing |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 441.7k $6.7m | Reduced -3.9k |
| GABELLI FUNDS LLC 0.04% of their portfolio | 400.5k $6.0m | Added +6.0k |
| GRACE & WHITE INC /NY 0.63% of their portfolio | 236.1k $3.6m | Unchanged |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 206.3k $3.1m | Added +51.7k |
| Allspring Global Investments Holdings, LLC 0.00% of their portfolio | 194.5k $2.9m | Added +14.4k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 193.3k $2.9m | Added +122.4k |
| BlackRock, Inc. 0.00% of their portfolio | 175.6k $2.6m | Added +3.3k |
| ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio | 173.7k $2.6m | Added +15.1k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio | 134.4k $2.0m | Reduced -14.7k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 134.0k $2.0m | Added +2.7k |
| IFP Advisors, Inc 0.04% of their portfolio | 118.0k $1.8m | Added +1.4k |
| MACKENZIE FINANCIAL CORP 0.00% of their portfolio | 115.9k $1.7m | New |
| Mink Brook Asset Management LLC 0.94% of their portfolio | 111.2k $1.7m | Reduced -135.1k |
| Peapod Lane Capital LLC 1.33% of their portfolio | 108.1k $1.6m | Reduced -30.5k |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 107.4k $1.6m | Reduced -9.3k |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.01% of their portfolio | 92.5k $1.4m | Added +6.1k |
| Teton Advisors, LLC 0.97% of their portfolio | 91.5k $1.4m | Reduced -5.5k |
| Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio | 89.6k $1.4m | Reduced -237 |
| Bank of New York Mellon Corp 0.00% of their portfolio | 81.7k $1.2m | Reduced -747 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 77.4k $1.2m | Added +21.1k |
| SEGALL BRYANT & HAMILL, LLC 0.02% of their portfolio | 72.5k $1.1m | Reduced -174 |
| RITHOLTZ WEALTH MANAGEMENT 0.02% of their portfolio | 72.3k $1.1m | Added +11.8k |
| SEI INVESTMENTS CO 0.00% of their portfolio | 70.5k $1.1m | Added +33.9k |
| VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio | 67.3k $1.0m | First filing |
| KENNEDY CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 61.9k $933.4k | Added +1.1k |
| North Star Investment Management Corp. 0.05% of their portfolio | 58.0k $874.1k | New |
| Meros Investment Management, LP 0.38% of their portfolio | 58.0k $873.4k | Added +3.4k |
| RBF Capital, LLC 0.04% of their portfolio | 54.0k $814.3k | Reduced -55.6k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 48.0k $723.5k | Added +21.5k |
| STATE STREET CORP 0.00% of their portfolio | 47.3k $712.9k | Added +3.2k |
| BARCLAYS PLC 0.00% of their portfolio | 45.4k $684.5k | Added +31.0k |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 44.3k $667.8k | Added +14.2k |
| Skylands Capital, LLC 0.08% of their portfolio | 41.2k $620.9k | Reduced -3.0k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 41.1k $618.8k | Added +20.6k |
| US BANCORP \DE\ 0.00% of their portfolio | 40.5k $610.4k | Unchanged |
| Informed Momentum Co LLC 0.06% of their portfolio | 36.2k $546.3k | Reduced -16.6k |
| 683 Capital Management, LLC 0.04% of their portfolio | 32.0k $481.7k | Unchanged |
| NORTHERN TRUST CORP 0.00% of their portfolio | 29.6k $445.6k | Unchanged |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 27.6k $416.1k | Reduced -5.0k |
| Empowered Funds, LLC 0.00% of their portfolio | 26.8k $403.7k | New |
| UBS Group AG 0.00% of their portfolio | 26.6k $400.6k | Added +22.1k |
| Point72 Asset Management, L.P. 0.00% of their portfolio | 23.5k $354.7k | Added +3.6k |
| MORGAN STANLEY 0.00% of their portfolio | 22.0k $331.1k | Added +708 |
| Schonfeld Strategic Advisors LLC 0.00% of their portfolio | 21.1k $317.3k | New |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 20.4k $307.9k | Reduced -23.8k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 19.0k $286.8k | Reduced -523 |
| Archon Capital Management LLC 0.16% of their portfolio | 18.9k $285.3k | Unchanged |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 18.4k $277.8k | Added +4.8k |
| Hudson Bay Capital Management LP 0.00% of their portfolio | 16.9k $255.2k | Added +1.4k |
| HRT FINANCIAL LP 0.00% of their portfolio | 11.8k $178.0k | New |
| CITIGROUP INC 0.00% of their portfolio | 11.4k $172.1k | Added +3.7k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 10.0k $150.7k | Added +1 |
| Jefferies Financial Group Inc. 0.00% of their portfolio | 10.0k $150.7k | New |
| Central Pacific Bank - Trust Division 0.02% of their portfolio | 10.0k $150.7k | Unchanged |
| Vanguard Global Advisers, LLC 0.00% of their portfolio | 5.2k $78.5k | First filing |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 4.8k $71.3k | Added +1 |
| FMR LLC 0.00% of their portfolio | 2.7k $41.3k | Added +45 |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 649 $10.0k | Reduced -126 |
| GAMMA Investing LLC 0.00% of their portfolio | 603 $9.1k | Unchanged |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 519 $7.8k | Unchanged |
| Farther Finance Advisors, LLC 0.00% of their portfolio | 250 $3.9k | New |
| Russell Investments Group, Ltd. 0.00% of their portfolio | 211 $3.2k | Unchanged |
| HARBOUR INVESTMENTS, INC. 0.00% of their portfolio | 150 $2.3k | New |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 147 $2.2k | New |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 136 $2.0k | Unchanged |
| Optiver Holding B.V. 0.00% of their portfolio | 130 $2.0k | Unchanged |
| Torren Management, LLC 0.00% of their portfolio | 111 $1.7k | Unchanged |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 100 $1.5k | Unchanged |
| IAG Wealth Partners, LLC 0.00% of their portfolio | 66 $995 | Unchanged |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 64 $964 | Unchanged |
| N.E.W. Advisory Services LLC 0.00% of their portfolio | 42 $633 | Unchanged |
| EverSource Wealth Advisors, LLC 0.00% of their portfolio | 18 $271 | New |
| CWM, LLC 0.00% of their portfolio | 12 $181 | Reduced -12 |
| HUNTINGTON NATIONAL BANK 0.00% of their portfolio | 2 $30 | Unchanged |