undamentalytics Newsletter

Icon PLC: which funds bought and sold

Institutions that bought and sold Icon 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, 226 institutions that filed 13F reports for both quarters added to or opened positions in Icon, and 214 cut or closed them. Together they added a net 3.4M shares, +4.5% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 650K shares (+1.4%); index fund managers were net buyers of 131K shares (+11.4%). 80 opened a new position and 75 sold out entirely.

Bought, Q2 2026 226 institutions, 80 of them new holders Sold, Q2 2026 214 institutions, 75 of them sold out
Net change, all compared +3.4M shares (+4.5%)
Net change, active managers +650K shares (+1.4%), 36 bought, 37 sold

Buyers versus sellers

institutions compared, 489
Active managers and hedge funds 36 bought · 37 sold · +650K
Index fund managers 7 bought · 2 sold · +131K
Other institutions 183 bought · 175 sold · +2.7M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Invesco Ltd. +1.4M +35.7% 5.3M $914M
Greenhaven Associates Inc Active manager +1.1M +54.8% 3.1M $539M
FMR LLC Active manager +1.1M +26.3% 5.3M $916M
Ameriprise Financial Inc +877K +858.2% 980K $170M
Maple Rock Capital Partners Inc. Hedge fund +864K +257.8% 1.2M $208M
Boston Partners Active manager +786K +94.1% 1.6M $281M
Dimensional Fund Advisors LP +481K +61.0% 1.3M $221M
Ruane, Cunniff & Goldfarb L.P. Active manager +413K +25.3% 2.0M $356M
Jane Street Group, LLC +372K +15198.0% 375K $65.1M
Zurich Insurance Group Ltd +371K +337.8% 481K $83.6M
Artisan Partners Limited Partnership Active manager +357K +4.3% 8.6M $1.5B
Earnest Partners LLC Active manager +357K +40.3% 1.2M $216M
Point72 Asset Management, L.P. Hedge fund +356K +3610.3% 366K $63.6M
Trinity Street Asset Management LLP +327K +27.1% 1.5M $267M
Woodline Partners LP Hedge fund +327K New position 327K $56.8M
Voya Investment Management LLC +290K New position 290K $50.4M
Kensico Capital Management Corp Hedge fund +188K New position 188K $32.7M
Thrivent Financial For Lutherans +180K +28.9% 802K $139M
Marshall Wace, LLP Hedge fund +161K +1121.1% 175K $30.5M
D. E. Shaw & Co., Inc. Hedge fund +159K +13.2% 1.4M $236M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Madison Avenue Partners, LP Hedge fund −1.3M Sold out 0 —
Holocene Advisors, LP Hedge fund −841K Sold out 0 —
Sound Shore Management Inc −627K Sold out 0 —
Massachusetts Financial Services Co Active manager −623K −22.8% 2.1M $369M
Wellington Management Group LLP Active manager −593K −10.0% 5.3M $924M
Impactive Capital LP Hedge fund −451K Sold out 0 —
First Pacific Advisors, LP Active manager −385K −38.8% 607K $105M
Principal Financial Group Inc −361K −10.9% 3.0M $513M
Brandes Investment Partners, LP Active manager −249K −17.4% 1.2M $206M
New York State Common Retirement Fund −223K −64.4% 123K $21.4M
Sio Capital Management, LLC −218K −71.2% 88K $15.3M
Equity Investment Corp −208K −18.9% 889K $154M
Walleye Capital LLC Hedge fund −197K Sold out 0 —
Soleus Capital Management, L.P. Hedge fund −192K Sold out 0 —
Goldman Sachs Group Inc −180K −28.5% 451K $78.3M
Lakewood Capital Management, LP Hedge fund −163K −21.7% 585K $102M
Brown Capital Management LLC −158K Sold out 0 —
Manufacturers Life Insurance Company, The −138K −91.3% 13K $2.3M
Balyasny Asset Management L.P. Hedge fund −132K −96.4% 4,859 $844,057
Moore Capital Management, LP Hedge fund −128K −86.8% 19K $3.4M

New positions

largest by value
InstitutionSharesValue June 30, 2026
Woodline Partners LPHedge fund 327K $56.8M
Voya Investment Management LLC 290K $50.4M
Kensico Capital Management CorpHedge fund 188K $32.7M
Price T Rowe Associates IncActive manager 154K $26.7M
Parkwood LLC 135K $23.4M
Oribel Capital Management, LP 98K $17M
Teacher Retirement System Of Texas 97K $16.9M
Sone Capital Management, LLC 83K $14.5M
Arvin Capital Management LP 65K $11.3M
Khrom Capital Management LLC 62K $10.8M

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Madison Avenue Partners, LPHedge fund 1.3M $142M
Holocene Advisors, LPHedge fund 841K $93M
Sound Shore Management Inc 627K $69.4M
Impactive Capital LPHedge fund 451K $49.9M
Walleye Capital LLCHedge fund 197K $21.8M
Soleus Capital Management, L.P.Hedge fund 192K $21.2M
Brown Capital Management LLC 158K $17.5M
Philosophy Capital Management LLC 111K $12.3M
Running Oak Capital LLC 109K $12M
Aviva PLC 107K $11.8M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
421
Ten largest holders
52.7%
of 13F-reported shares
Index fund managers
1.6%
of 13F-reported shares
Active managers and hedge funds
57.6%
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 36 37 13 12 +650K +1.4%
Index fund managers 7 2 0 0 +131K +11.4%
Other institutions 183 175 67 63 +2.7M +9.1%

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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