undamentalytics Newsletter

Generac: which funds bought and sold

Institutions that bought and sold Generac shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.

Between March 31, 2026 and June 30, 2026, 530 institutions that filed 13F reports for both quarters added to or opened positions in Generac, and 377 cut or closed them. Together they sold a net 1.2M shares, −2.3% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 1.9M shares (−15.0%); index fund managers were net buyers of 449K shares (+2.9%). 194 opened a new position and 62 sold out entirely.

Bought, Q2 2026 530 institutions, 194 of them new holders Sold, Q2 2026 377 institutions, 62 of them sold out
Net change, all compared −1.2M shares (−2.3%)
Net change, active managers −1.9M shares (−15.0%), 45 bought, 44 sold

Buyers versus sellers

institutions compared, 1,046
Active managers and hedge funds 45 bought · 44 sold · −1.9M
Index fund managers 11 bought · 1 sold · +449K
Other institutions 474 bought · 332 sold · +301K

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Ameriprise Financial Inc +550K +309.6% 727K $213M
Zurich Insurance Group Ltd +408K New position 408K $120M
Jane Street Group, LLC +322K +115.4% 601K $176M
Wealth High Governance Asset Management Ltda. +217K New position 217K $63.6M
Blackrock, Inc. Index funds +199K +5.2% 4.0M $1.2B
Prudential Financial Inc +192K +655.1% 221K $64.9M
Neuberger Berman Group LLC Active manager +153K +1443.6% 163K $47.9M
Qube Research & Technologies Ltd Hedge fund +136K +568.7% 160K $47M
Vaughan Nelson Investment Management, L.P. Active manager +131K New position 131K $38.4M
Vanguard Portfolio Management LLC Index funds +110K +4.8% 2.4M $710M
Granahan Investment Management, LLC +110K +829.9% 123K $36M
Driehaus Capital Management LLC Active manager +105K New position 105K $30.8M
Goodlander Investment Management, LLC +95K New position 95K $27.8M
Bw Gestao De Investimentos Ltda. +83K New position 83K $24.2M
Wealth High Governance Capital Ltda +83K New position 83K $24.2M
Nuveen, LLC +83K +48.7% 252K $73.9M
Swedbank AB +74K +191.1% 113K $33.1M
AQR Capital Management LLC Hedge fund +73K +40.2% 256K $74.1M
BNP Paribas Asset Management Holding S.A. +60K +75.8% 140K $41M
Russell Investments Group, Ltd. +58K +407.0% 72K $21.2M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Invesco Ltd. −587K −25.6% 1.7M $499M
Mackenzie Financial Corp −393K Sold out 0 —
Price T Rowe Associates Inc Active manager −351K −81.0% 82K $24.2M
D. E. Shaw & Co., Inc. Hedge fund −341K −26.2% 957K $280M
Holocene Advisors, LP Hedge fund −301K Sold out 0 —
Ariel Investments, LLC Active manager −297K −22.9% 998K $292M
Royal Bank Of Canada −222K −42.7% 298K $87.2M
Boston Partners Active manager −219K −14.3% 1.3M $385M
Brown Advisory Inc Active manager −199K −45.7% 237K $69.5M
Massachusetts Financial Services Co Active manager −199K −57.0% 150K $44M
Jennison Associates LLC Active manager −173K −33.3% 347K $102M
Arrowstreet Capital, Limited Partnership Hedge fund −151K −14.5% 888K $260M
Two Sigma Investments, LP Hedge fund −149K −58.3% 107K $31.3M
Bank Of America Corp −142K −19.1% 601K $176M
Arrowmark Colorado Holdings LLC −127K −70.4% 54K $15.7M
Nomura Asset Management International Inc. −127K −31.9% 271K $79.3M
Palo Duro Investment Partners, LP −125K Sold out 0 —
No Street Gp LP −125K −22.7% 425K $124M
J. Goldman & Co LP Hedge fund −125K −66.5% 63K $18.4M
Susquehanna International Group, LLP −124K −60.4% 81K $23.8M

New positions

largest by value

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Mackenzie Financial Corp 393K $76.7M
Holocene Advisors, LPHedge fund 301K $58.9M
Palo Duro Investment Partners, LP 125K $24.4M
Aigh Capital Management LLC 90K $17.6M
One Fin Capital Management LP 67K $13.1M
Sourcerock Group LLC 54K $10.5M
Point72 Asset Management, L.P.Hedge fund 52K $10.2M
Capwealth Advisors, LLC 50K $9.9M
Imc-Chicago, LLC 48K $9.4M
Sir Capital Management, L.P. 41K $7.9M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
997
Ten largest holders
37.7%
of 13F-reported shares
Index fund managers
29.7%
of 13F-reported shares
Active managers and hedge funds
20.9%
of 13F-reported shares
Buying and selling by type of institution, March 31, 2026 to June 30, 2026
TypeBoughtSoldNewSold outNet change in sharesNet %
Active managers and hedge funds 45 44 18 6 −1.9M −15.0%
Index fund managers 11 1 0 0 +449K +2.9%
Other institutions 474 332 176 56 +301K +1.2%

Active managers and hedge funds: a list we maintain of about 400 well-known stock-picking firms and hedge funds, matched by SEC registration number (CIK) and checked against the filer names each quarter. Index fund managers: the large index houses, such as BlackRock, Vanguard, State Street, Geode and Northern Trust. Every other filer (banks, brokers, wealth managers, pension funds, insurers and firms not on the list) counts as another institution. A firm that files under several SEC registrations appears once for each.

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