undamentalytics Newsletter

Atlassian Corp: which funds bought and sold

Institutions that bought and sold Atlassian 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, 421 institutions that filed 13F reports for both quarters added to or opened positions in Atlassian, and 312 cut or closed them. Together they added a net 2.7M shares, +1.8% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 2.7M shares (+5.9%); index fund managers were net buyers of 1.9M shares (+4.8%). 160 opened a new position and 121 sold out entirely.

Bought, Q2 2026 421 institutions, 160 of them new holders Sold, Q2 2026 312 institutions, 121 of them sold out
Net change, all compared +2.7M shares (+1.8%)
Net change, active managers +2.7M shares (+5.9%), 44 bought, 35 sold

Buyers versus sellers

institutions compared, 800
Active managers and hedge funds 44 bought · 35 sold · +2.7M
Index fund managers 6 bought · 6 sold · +1.9M
Other institutions 371 bought · 271 sold · −1.8M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
GQG Partners LLC Active manager +7.7M New position 7.7M $596M
AQR Capital Management LLC Hedge fund +4.7M +112.6% 8.8M $686M
Ameriprise Financial Inc +2.9M +342.9% 3.8M $294M
DNB Asset Management As +1.8M +21.7% 9.8M $765M
Worldquant Millennium Advisors LLC Hedge fund +1.5M New position 1.5M $115M
Price T Rowe Associates Inc Active manager +1.3M +822.9% 1.5M $116M
UBS Am, A Distinct Business Unit Of UBS Asset Management Americas LLC +1.3M +52.9% 3.6M $282M
Blackrock, Inc. Index funds +1.2M +10.4% 12.7M $992M
Victory Capital Management Inc Active manager +1000K +412.0% 1.2M $96.6M
Squarepoint Ops LLC Hedge fund +966K +509.2% 1.2M $89.9M
Point72 Asset Management, L.P. Hedge fund +846K New position 846K $65.8M
Arrowstreet Capital, Limited Partnership Hedge fund +829K +785.0% 934K $72.7M
Goldman Sachs Group Inc +747K +81.9% 1.7M $129M
Geode Capital Management, LLC Index funds +716K +27.9% 3.3M $254M
Pacer Advisors, Inc. +715K +10702.9% 721K $56.1M
Qube Research & Technologies Ltd Hedge fund +632K +144.0% 1.1M $83.2M
State Street Corp Index funds +599K +14.7% 4.7M $364M
Susquehanna International Group, LLP +578K +136.4% 1.0M $77.9M
Ensign Peak Advisors, Inc +476K +71.4% 1.1M $89M
Connor, Clark & Lunn Investment Management Ltd. +444K +88.3% 947K $73.6M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Baillie Gifford & Co Active manager −6.3M −63.3% 3.7M $285M
Invesco Ltd. −4.4M −93.1% 322K $25M
Voyager Global Management LP Hedge fund −2.4M −61.8% 1.5M $114M
Two Sigma Investments, LP Hedge fund −2.2M −46.3% 2.5M $194M
First Trust Advisors LP −1.4M −61.2% 911K $70.8M
KBC Group NV −1.4M −94.2% 83K $6.5M
UBS Group AG −1.2M −42.2% 1.6M $128M
FMR LLC Active manager −1.2M −50.4% 1.2M $91.1M
BNP Paribas Financial Markets −1.1M −45.1% 1.4M $107M
Voloridge Investment Management, LLC Hedge fund −1.0M Sold out 0 —
Carmignac Gestion Active manager −1.0M −39.4% 1.6M $123M
D. E. Shaw & Co., Inc. Hedge fund −999K −78.5% 274K $21.3M
Amundi −878K −41.0% 1.3M $98.4M
Capital International Investors Active manager −811K Sold out 0 —
SG Americas Securities, LLC −701K −77.4% 205K $15.9M
Nuveen, LLC −651K −55.7% 519K $40.3M
Ontario Teachers Pension Plan Board −643K Sold out 0 —
T. Rowe Price Investment Management, Inc. Active manager −572K −24.3% 1.8M $138M
Winslow Capital Management, LLC Active manager −571K Sold out 0 —
Alyeska Investment Group, L.P. Hedge fund −548K Sold out 0 —

New positions

largest by value
InstitutionSharesValue June 30, 2026
GQG Partners LLCActive manager 7.7M $596M
Worldquant Millennium Advisors LLCHedge fund 1.5M $115M
Point72 Asset Management, L.P.Hedge fund 846K $65.8M
HRT Financial LP 344K $26.7M
Artemis Investment Management LLPActive manager 302K $23.5M
Flputnam Investment Management Co 150K $11.7M
Dock Street Asset Management Inc 150K $11.7M
Exoduspoint Capital Management, LPHedge fund 136K $10.6M
Zacks Investment Management 116K $9M
Delta Global Management LP 109K $8.5M

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Voloridge Investment Management, LLCHedge fund 1.0M $71.2M
Capital International InvestorsActive manager 811K $55.4M
Ontario Teachers Pension Plan Board 643K $43.9M
Winslow Capital Management, LLCActive manager 571K $39M
Alyeska Investment Group, L.P.Hedge fund 548K $37.4M
Gc Wealth Management Ria, LLC 334K $22.8M
Aquatic Capital Management LLC 303K $20.7M
Capital World InvestorsActive manager 276K $18.8M
Freestone Grove Partners LPHedge fund 220K $15M
Proshare Advisors LLCIndex funds 215K $14.7M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
692
Ten largest holders
46.8%
of 13F-reported shares
Index fund managers
26.0%
of 13F-reported shares
Active managers and hedge funds
30.6%
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 44 35 17 16 +2.7M +5.9%
Index fund managers 6 6 0 1 +1.9M +4.8%
Other institutions 371 271 143 104 −1.8M −2.6%

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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