undamentalytics Newsletter

Phio Pharmaceuticals Corp.: which funds bought and sold

Institutions that bought and sold Phio Pharmaceuticals 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, 10 institutions that filed 13F reports for both quarters added to or opened positions in Phio Pharmaceuticals, and 12 cut or closed them. Together they sold a net 21K shares, −3.2% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 48K shares (+148.2%); index fund managers were net sellers of 14K shares (−4.9%). 4 opened a new position and 4 sold out entirely.

Bought, Q2 2026 10 institutions, 4 of them new holders Sold, Q2 2026 12 institutions, 4 of them sold out
Net change, all compared −21K shares (−3.2%)
Net change, active managers +48K shares (+148.2%), 2 bought, 1 sold

Buyers versus sellers

institutions compared, 28
Active managers and hedge funds 2 bought · 1 sold · +48K
Index fund managers 2 bought · 1 sold · −14K
Other institutions 6 bought · 10 sold · −55K

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Nomura Asset Management International Inc. +50K New position 50K $51,000
Citadel Advisors LLC Hedge fund +47K New position 47K $48,329
Vanguard Capital Management LLC Index funds +14K +18.0% 94K $96,619
Bridgeway Capital Management, LLC Active manager +12K New position 12K $12,300
Citigroup Inc +11K +1032.2% 12K $11,895
Northern Trust Corp Index funds +4,010 +16.9% 28K $28,462
Cetera Investment Advisers +2,500 +5.6% 48K $48,688
Barclays PLC +231 New position 231 $237
Sbi Securities Co., Ltd. +23 +1.9% 1,247 $1,278
Caitong International Asset Management Co., Ltd +3 +100.0% 6 $6

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Geode Capital Management, LLC Index funds −33K −22.2% 115K $117,437
Scientech Research LLC −30K Sold out 0 —
UBS Group AG −22K −80.0% 5,387 $5,522
HRT Financial LP −22K −62.0% 13K $13,000
Gsa Capital Partners LLP −20K Sold out 0 —
Two Sigma Securities, LLC −15K Sold out 0 —
Two Sigma Investments, LP Hedge fund −11K −33.8% 22K $22,039
Xtx Topco Ltd −6,393 −25.7% 18K $18,937
Jane Street Group, LLC −1,434 −1.2% 118K $120,699
Tower Research Capital LLC (TRC) −1,414 −18.6% 6,206 $6,361
Lanark Financial, Inc. −1,074 Sold out 0 —
Spire Wealth Management −10 −0.5% 1,990 $2,050

New positions

largest by value
InstitutionSharesValue June 30, 2026
Nomura Asset Management International Inc. 50K $51,000
Citadel Advisors LLCHedge fund 47K $48,329
Bridgeway Capital Management, LLCActive manager 12K $12,300
Barclays PLC 231 $237

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Scientech Research LLC 30K $36,639
Gsa Capital Partners LLP 20K $24,000
Two Sigma Securities, LLC 15K $18,573
Lanark Financial, Inc. 1,074 $1,310

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
24
Ten largest holders
89.2%
of 13F-reported shares
Index fund managers
42.5%
of 13F-reported shares
Active managers and hedge funds
12.5%
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 2 1 2 0 +48K +148.2%
Index fund managers 2 1 0 0 −14K −4.9%
Other institutions 6 10 2 4 −55K −15.9%

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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