Who owns Open Text Corporation?
Institutional ownership of OTEX from SEC Form 13F filings across 181 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
181
13F holders
$2.83B
value, 2026 filers
52%
of shares outstanding (126.2M sh)
28
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of OTEX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FIL Ltd | 19.1M | $423.5M | 0.3% | 7.9% | +11.4% |
| 2 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 12.0M | $266.6M | 0.2% | 5% | +17.9% |
| 3 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 8.4M | $184.9M | 0.1% | 3.4% | +446.3% |
| 4 | ROYAL BANK OF CANADA | 8.1M | $179.1M | 0.0% | 3.3% | -17.8% |
| 5 | FIRST TRUST ADVISORS LP | 7.2M | $159.7M | 0.1% | 3% | -2.1% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 7.1M | $158.1M | 0.0% | 2.9% | -49.4% |
| 7 | MORGAN STANLEY | 4.4M | $97.0M | 0.0% | 1.8% | +17.8% |
| 8 | NATIONAL BANK OF CANADA /FI/ | 3.7M | $81.5M | 0.1% | 1.5% | +20.8% |
| 9 | MACKENZIE FINANCIAL CORP | 3.6M | $111.7M | 0.1% | 1.5% | +31.8% |
| 10 | NORGES BANKNEW | 3.2M | $71.8M | 0.0% | 1.3% | new |
| 11 | CIBC WORLD MARKET INC. | 3.2M | $70.9M | 0.1% | 1.3% | +38.2% |
| 12 | BANK OF MONTREAL /CAN/ | 2.3M | $50.7M | 0.0% | 0.9% | -9.5% |
| 13 | Amundi | 2.3M | $50.1M | 0.0% | 0.9% | +154.9% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 2.2M | $48.2M | 0.0% | 0.9% | +1.0% |
| 15 | BlackRock, Inc. | 2.1M | $46.1M | 0.0% | 0.9% | +23.0% |
| 16 | TD Asset Management Inc | 2.0M | $44.8M | 0.0% | 0.8% | -15.5% |
| 17 | TD Waterhouse Canada Inc. | 2.0M | $45.2M | 0.1% | 0.8% | +3.3% |
| 18 | GOLDMAN SACHS GROUP INC | 1.9M | $42.9M | 0.0% | 0.8% | +100.6% |
| 19 | Vanguard Global Advisers, LLC | 1.9M | $41.7M | 0.0% | 0.8% | +9.4% |
| 20 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 1.8M | $39.8M | 0.1% | 0.7% | new |
| 21 | MILLENNIUM MANAGEMENT LLCNEW | 1.8M | $39.0M | 0.0% | 0.7% | new |
| 22 | GEODE CAPITAL MANAGEMENT, LLC | 1.7M | $45.5M | 0.0% | 0.7% | -53.7% |
| 23 | JANE STREET GROUP, LLC | 1.7M | $36.8M | 0.0% | 0.7% | +4181.1% |
| 24 | Legal & General Group Plc | 1.4M | $31.3M | 0.0% | 0.6% | -36.6% |
| 25 | Invesco Ltd. | 1.3M | $28.5M | 0.0% | 0.5% | -59.2% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.