Who owns Pacific Biosciences Of Calif (PACB)?
73 US mutual funds and ETFs from 45 fund families reported a position in PACB for the quarter ending 2026-06-30. Against their own report a quarter earlier, 24 raised shares, 9 opened a new position, 15 cut and 1 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Vanguard Index Funds | 2 | 43.7% |
| Ishares Trust | 6 | 41.7% |
| Eq Advisors Trust | 8 | 2.6% |
| Quantitative Master Series Llc | 1 | 1.8% |
| Blackrock Funds | 1 | 1.3% |
| American Beacon Funds | 1 | 1.1% |
Tracked managers holding PACB
None of the managers Prior Moves tracks on 13F reports PACB in its latest filing.
Source: SEC Form N-PORT, which funds file about 60 days after quarter end, and the latest 13F filings. Share counts, not trades: a change can reflect fund inflows or outflows rather than a decision about PACB. A record of holdings, not a forecast and not investment advice. See all owner pages or the forecast board for the names our model ranks.
Our model ranks every tracked manager’s likely next buys from 13F filings. Request the dataset sample with a work email.
The predicted next buys, fresh disclosures, and the week’s catalysts. One email a week. Honest numbers, never advice.