undamentalytics Newsletter

M-tron Industries, Inc.: which funds bought and sold

Institutions that bought and sold M-tron Industries 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, 90 institutions that filed 13F reports for both quarters added to or opened positions in M-tron Industries, and 28 cut or closed them. Together they added a net 807K shares, +39.4% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 497K shares (+97.5%); index fund managers were net buyers of 276K shares (+61.7%). 34 opened a new position and 11 sold out entirely.

Bought, Q2 2026 90 institutions, 34 of them new holders Sold, Q2 2026 28 institutions, 11 of them sold out
Net change, all compared +807K shares (+39.4%)
Net change, active managers +497K shares (+97.5%), 16 bought, 9 sold

Buyers versus sellers

institutions compared, 128
Active managers and hedge funds 16 bought · 9 sold · +497K
Index fund managers 9 bought · 0 sold · +276K
Other institutions 65 bought · 19 sold · +34K

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
T. Rowe Price Investment Management, Inc. Active manager +256K New position 256K $25.3M
Royce & Associates LP Active manager +148K +1781.2% 157K $15.5M
Blackrock, Inc. Index funds +111K +78.5% 253K $25.1M
Two Sigma Investments, LP Hedge fund +70K +112.1% 132K $13.1M
Vanguard Capital Management LLC Index funds +56K +48.3% 173K $17.2M
Hunter Associates Investment Management LLC +47K New position 47K $4.6M
D. E. Shaw & Co., Inc. Hedge fund +43K +795.4% 48K $4.8M
State Street Corp Index funds +38K +86.3% 82K $8.2M
Geode Capital Management, LLC Index funds +37K +57.4% 101K $10M
GAMCO Investors, Inc. Et Al Active manager +33K +19.5% 201K $20M
Verition Fund Management LLC Hedge fund +25K New position 25K $2.5M
Congruence Capital, LLC +24K +57.8% 67K $6.6M
Invesco Ltd. +19K New position 19K $1.9M
Next Century Growth Investors LLC +16K +14.7% 124K $12.3M
Acadian Asset Management LLC Active manager +15K +680.9% 17K $1.7M
Informed Momentum Co LLC +15K New position 15K $1.4M
Goldman Sachs Group Inc +14K +269.0% 19K $1.9M
Platinum Investment Management Ltd +13K New position 13K $1.3M
Qube Research & Technologies Ltd Hedge fund +12K New position 12K $1.2M
Raymond James Financial Inc +12K New position 12K $1.2M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Nomura Holdings Inc −73K Sold out 0 —
Archon Capital Management LLC −69K −88.6% 8,933 $885,707
Marshall Wace, LLP Hedge fund −52K Sold out 0 —
Bard Associates Inc −41K −47.9% 45K $4.4M
Cable Car Capital, LP Hedge fund −40K Sold out 0 —
Aristides Capital LLC −24K −37.3% 41K $4.1M
Illumine Investment Management, LLC −24K Sold out 0 —
Jane Street Group, LLC −15K Sold out 0 —
Citadel Advisors LLC Hedge fund −14K −59.6% 9,199 $912,081
Sei Investments Co −8,191 −44.5% 10K $1M
Exoduspoint Capital Management, LP Hedge fund −7,772 −35.5% 14K $1.4M
Millennium Management LLC Hedge fund −7,307 Sold out 0 —
HRT Financial LP −5,701 Sold out 0 —
Los Angeles Capital Management LLC Active manager −5,125 Sold out 0 —
Canada Pension Plan Investment Board −3,200 Sold out 0 —
Ameriprise Financial Inc −3,033 −15.1% 17K $1.7M
Bridgeway Capital Management, LLC Active manager −1,500 −21.6% 5,434 $538,781
American Century Companies Inc Active manager −1,128 −14.6% 6,621 $656,472
Susquehanna International Group, LLP −878 −7.4% 11K $1.1M
Renaissance Technologies LLC Hedge fund −784 −0.8% 96K $9.5M

New positions

largest by value
InstitutionSharesValue June 30, 2026
T. Rowe Price Investment Management, Inc.Active manager 256K $25.3M
Hunter Associates Investment Management LLC 47K $4.6M
Verition Fund Management LLCHedge fund 25K $2.5M
Invesco Ltd. 19K $1.9M
Informed Momentum Co LLC 15K $1.4M
Platinum Investment Management Ltd 13K $1.3M
Qube Research & Technologies LtdHedge fund 12K $1.2M
Raymond James Financial Inc 12K $1.2M
Q Fund Management (Hong Kong) Ltd 10K $991,500
Squarepoint Ops LLCHedge fund 9,448 $936,769

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Nomura Holdings Inc 73K $4.8M
Marshall Wace, LLPHedge fund 52K $3.4M
Cable Car Capital, LPHedge fund 40K $2.7M
Illumine Investment Management, LLC 24K $1.6M
Jane Street Group, LLC 15K $972,600
Millennium Management LLCHedge fund 7,307 $488,473
HRT Financial LP 5,701 $381,000
Los Angeles Capital Management LLCActive manager 5,125 $342,606
Canada Pension Plan Investment Board 3,200 $213,920
Sound Income Strategies, LLC 250 $18,028

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
117
Ten largest holders
55.1%
of 13F-reported shares
Index fund managers
25.4%
of 13F-reported shares
Active managers and hedge funds
35.3%
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 16 9 9 4 +497K +97.5%
Index fund managers 9 0 0 0 +276K +61.7%
Other institutions 65 19 25 7 +34K +3.1%

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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