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Who owns Pacific Biosciences of California (PACB) stock

215 funds reported Pacific Biosciences of California (PACB) shares in their latest 13F filings, worth $364M in all. The largest holder is BlackRock ($54.3M). Last quarter 85 funds added to their stakes and 95 cut them.

Largest holders of PACB (13F)Largest holders of PACB (13F)BlackRock$54.3MARK Investment Management LLC$50.0MSoftbank Group$34.4MVanguard Group$31.9MVanguard Capital Management LLC$22.5MGeode Capital Management, LLC$12.8MSumitomo Mitsui Trust Group$10.1MNikko Asset Management Americas$10.0MState Street$10.0MPoint72 Asset Management, L.P.$8.0M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock32,339,550$54.3Mincrease2026-06-30
ARK Investment Management LLC29,781,416$50.0Mdecrease2026-06-30
Softbank Group20,451,570$34.4Munchanged2026-06-30
Vanguard Group17,037,314$31.9Mincrease2025-12-31
Vanguard Capital Management LLC13,397,934$22.5Mincrease2026-06-30
Geode Capital Management, LLC7,606,518$12.8Mincrease2026-06-30
Sumitomo Mitsui Trust Group6,009,715$10.1Mdecrease2026-06-30
Nikko Asset Management Americas6,009,715$10.0Mdecrease2026-06-30
State Street5,961,175$10.0Mdecrease2026-06-30
Point72 Asset Management, L.P.4,787,300$8.0Mincrease2026-06-30
Two Sigma Investments, LP4,242,599$7.1Mincrease2026-06-30
D. E. Shaw4,208,146$7.1Mincrease2026-06-30
Millennium Management LLC3,962,442$6.7Mdecrease2026-06-30
Point72 (DIFC)4,270,137$5.5Mincrease2025-09-30
Goldman Sachs Group3,229,887$5.4Mincrease2026-06-30

Pacific Biosciences of California's latest quarter

Pacific Biosciences of California, Q3 2026: revenue $40.6M (+6% year over year), operating margin -91.2%, net loss $37.8M, operating cash flow −$37.6M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most PACB stock?

By the latest 13F filings: BlackRock ($54.3M); ARK Investment Management LLC ($50.0M); Softbank Group ($34.4M); Vanguard Group ($31.9M); Vanguard Capital Management LLC ($22.5M).

What is the short interest in PACB?

46,933,159 shares were sold short at the 2026-10-15 settlement, -0.62% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.