undamentalytics Newsletter

ZKH Group Ltd: which funds bought and sold

Institutions that bought and sold ZKH Group 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, 14 institutions that filed 13F reports for both quarters added to or opened positions in ZKH Group, and 8 cut or closed them. Together they added a net 639K shares, +2.9% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 1.0M shares (+12.2%); index fund managers were net sellers of 859 shares (−7.2%). 7 opened a new position and 2 sold out entirely.

Bought, Q2 2026 14 institutions, 7 of them new holders Sold, Q2 2026 8 institutions, 2 of them sold out
Net change, all compared +639K shares (+2.9%)
Net change, active managers +1.0M shares (+12.2%), 7 bought, 1 sold

Buyers versus sellers

institutions compared, 26
Active managers and hedge funds 7 bought · 1 sold · +1.0M
Index fund managers 0 bought · 3 sold · −859
Other institutions 7 bought · 4 sold · −375K

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Fil Ltd Active manager +457K +5.6% 8.6M $19.4M
Marshall Wace, LLP Hedge fund +326K New position 326K $737,823
Arrowstreet Capital, Limited Partnership Hedge fund +100K New position 100K $225,275
Renaissance Technologies LLC Hedge fund +44K +48.4% 133K $301,484
Acadian Asset Management LLC Active manager +42K +215.6% 62K $135,000
Millennium Management LLC Hedge fund +41K New position 41K $93,634
HRT Financial LP +17K New position 17K $39,000
Goldman Sachs Group Inc +8,239 +33.1% 33K $74,885
Centiva Capital, LP Hedge fund +4,899 +34.1% 19K $43,516
Xtx Topco Ltd +3,316 +21.8% 19K $41,835
UBS Group AG +1,012 New position 1,012 $2,287
Quarry LP +621 New position 621 $1,403
Royal Bank Of Canada +286 +56.9% 789 $2,000
Morgan Stanley +82 New position 82 $185

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Jpmorgan Chase & Co −398K −96.6% 14K $30,506
Invesco Ltd. −7,922 −10.3% 69K $155,822
State Street Corp Index funds −428 −3.8% 11K $24,390
Citadel Advisors LLC Hedge fund −334 −0.5% 66K $149,158
Blackrock, Inc. Index funds −291 Sold out 0 —
Tower Research Capital LLC (TRC) −259 Sold out 0 —
Rhumbline Advisers Index funds −140 −32.4% 292 $659
Caitong International Asset Management Co., Ltd −7 −70.0% 3 $7

New positions

largest by value
InstitutionSharesValue June 30, 2026
Marshall Wace, LLPHedge fund 326K $737,823
Arrowstreet Capital, Limited PartnershipHedge fund 100K $225,275
Millennium Management LLCHedge fund 41K $93,634
HRT Financial LP 17K $39,000
UBS Group AG 1,012 $2,287
Quarry LP 621 $1,403
Morgan Stanley 82 $185

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Blackrock, Inc.Index funds 291 $861
Tower Research Capital LLC (TRC) 259 $767

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
24
Ten largest holders
99.3%
of 13F-reported shares
Index fund managers
0.0%
of 13F-reported shares
Active managers and hedge funds
41.3%
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 7 1 3 0 +1.0M +12.2%
Index fund managers 0 3 0 1 −859 −7.2%
Other institutions 7 4 4 1 −375K −2.8%

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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