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Oncolytics Biotech Inc · 13F filings

ONCY Institutional Ownership

Holdings as of Jun 30, 2026From SEC Form 13FUpdated

Who owns Oncolytics Biotech Inc and what the big funds did with it last quarter, from every SEC 13F filing. 75 funds reported holding ONCY at Jun 30, 2026, together owning 3.1% of the company.

← ONCY stock page

Fund sentiment
Strongly bullish
Strongly bearishNeutralStrongly bullish
  • ▲72 buying vs 2 selling
  • ▲Held by funds +2.4 pts
  • ▲Funds holding +73
  • ▲Superinvestors: 3 added, 0 cut
  • ●Put/call not meaningful

What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.

Funds holding75+73 vs Q1 2026
Held by funds3.1%+2.4 pts
Value held$3.7M3.9M shares
Put/call ratio–market makers left out

Funds holding and ownership

2 quarters
Q1 2026: 2 fundsQ1 '26Q2 2026: 75 fundsQ2 '263.1% owned
Funds holdingHeld by funds %

Quarter over quarter

all 13F filers
Q2 2026This quarterQ1 2026Change
Funds holding752+3650.0%
In funds' top 1000–
13F shares3.9M860K+358.3%
Held by funds3.1%0.7%+2.4 pts
New positions722+3500.0%
Increased00–
Reduced10–
Sold out10–
Calls (shares)00–
Puts (shares)00–
Put/call ratio–––

Buyers vs sellers

adding or new vs cutting or sold out
Q1 2026: 2 buyingQ1 2026: 0 sellingQ1 '26Q2 2026: 72 buyingQ2 2026: 2 sellingQ2 '26
Buying 72Selling 2latest quarter

Superinvestors in ONCY

All superinvestors →

Who owns ONCY

share of fund held shares
  • Index and passive funds4.3%
  • Active managers and hedge funds76.8%
  • Banks and brokers18.8%
  • Pensions, insurers and other0.1%

The top 10 holders own 60.2% of all ONCY shares that funds reported. Groups are our own grouping of filers by name.

Filed so far for Q3 2026

11 funds changed their position

🔒 Free account: see all 11.

Top holders

Q2 2026
#FundOf companySharesValueChange
1Marshall Wace, LLP0.58%745K$708K−114K
2XTX Topco Ltd0.20%261K$248K+261K
3Seeds Investor LLC0.20%258K$245K+258K
4International Assets Investment Management, LLC0.16%201K$181K+201K
5Connective Capital Management, LLC0.15%186K$176K+186K
6Goldman Sachs Group Inc0.13%170K$161K+170K
7Tocqueville Asset Management L.P.0.12%147K$140K+147K
8Everhart Financial Group, Inc.0.11%141K$134K+141K
9Susquehanna International Group, LLP0.11%134K$127K+134K
10PFG Investments, LLC0.10%128K$122K+128K
🔒 15 more top holders. Create a free account or sign in to see them.

ONCY institutional ownership FAQ

Who owns the most ONCY stock?

In Q2 2026 13F filings the largest holder of ONCY was Marshall Wace, LLP, followed by XTX Topco Ltd and Seeds Investor LLC. Index fund managers are usually the biggest holders of large companies.

What percentage of ONCY is owned by institutions?

Funds that file 13F reports held 3.1% of ONCY's shares at Jun 30, 2026, compared with 0.7% a quarter earlier. That counts every manager with more than $100 million in US stocks.

Are hedge funds buying ONCY?

In Q2 2026, 72 funds bought ONCY (72 of them new positions) and 2 sold (1 sold out completely). Among well known investors, 3 added and 0 cut. Our fund sentiment for ONCY is strongly bullish.

What is ONCY's institutional put/call ratio?

Too few option positions were reported for a meaningful ratio.

How current is this ONCY ownership data?

13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.

For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.