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PACB — PACIFIC BIOSCIENCES CALIF IN

Reported value held$225.92M
Funds holding (latest)48
SectorIndustrials
Funds holding (Q2 2026)36
Institutional value$182.77M · 109.02M sh
New / Add / Cut / Exit2 / 20 / 11 / 0
Top-5 / Top-10 concentration72.4% / 88.1%
Institutional holdings change Accumulating +7.0% (+7.13M sh)
Institutional value change Up +36.1%

As of Q2 2026, 36 SEC-registered investment managers reported holding PACB (PACIFIC BIOSCIENCES CALIF IN) in their latest 13F filings, with a combined reported value of $182.77M across 109.02M shares. That is +7.0% by share count (+7.13M shares) versus the previous quarter, while reported value moved +36.1%. Ownership is concentrated: the five largest holders account for 72.4% of reported value and the top ten for 88.1%.

Compared with the prior quarter, 2 opened new positions, 20 added to existing stakes, 11 trimmed. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.

PACB is classified in the Industrials sector.

All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.

FundQuarterSharesValuePortfolio WeightChange
BlackRock Inc history Q2 2026 32.34M $54.33M 0.00% Add
ARK Invest history Q2 2026 29.78M $50.03M 0.33% Reduce
Vanguard Group history Q4 2025 17.04M $31.86M 0.00% Add
Geode Capital Management history Q2 2026 7.61M $12.78M 0.00% Add
Point72 Asset Management history Q2 2026 4.79M $8.04M 0.01% Add
Two Sigma Investments history Q2 2026 4.24M $7.13M 0.01% Add
D. E. Shaw & Co history Q2 2026 4.21M $7.07M 0.00% Add
Millennium Management history Q2 2026 3.96M $6.66M 0.00% Reduce
Capital World Investors history Q3 2024 3.39M $5.76M 0.00% Hold
Goldman Sachs Group history Q2 2026 3.23M $5.43M 0.00% Add
Citadel Advisors history Q2 2026 3.02M $5.08M 0.00% Add
Charles Schwab Investment Management history Q2 2026 2.65M $4.46M 0.00% Add
Northern Trust Corp history Q2 2026 2.35M $3.95M 0.00% Add
Bank of America Corp history Q2 2026 1.35M $2.26M 0.00% Reduce
Moore Capital Management history Q3 2022 389.91K $2.26M 0.05% New
Invesco Ltd history Q2 2026 1.30M $2.18M 0.00% Reduce
AQR Capital Management history Q2 2026 1.30M $2.18M 0.00% Add
Norges Bank Investment Management history Q2 2024 1.21M $1.66M 0.00% Reduce
Renaissance Technologies history Q2 2026 966.20K $1.62M 0.00% Reduce
Hillhouse Capital (HHLR Advisors) history Q2 2026 918.89K $1.54M 0.19% Hold

View all 48 fund holders →

New Positions (Q2 2026)

Fully Exited (vs previous quarter)

No tracked fund fully exited this quarter.

Fund Position History — shares by quarter (top 20 funds)

FundQ3 2021Q4 2021Q1 2022Q2 2022Q3 2022Q4 2022Q1 2023Q2 2023Q3 2023Q4 2023Q1 2024Q2 2024Q3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026
BlackRock Inc — — — — — — — — — — — — 23.25M 24.59M 23.46M 22.65M 22.70M 23.34M 25.27M 32.34M
ARK Invest 22.74M 26.40M 27.27M 28.05M 28.70M 25.69M 27.75M 26.63M 29.82M 34.50M 33.29M 33.21M 33.41M 36.04M 36.48M 36.30M 30.92M 37.26M 36.27M 29.78M
Geode Capital Management 3.49M 3.70M 3.84M 4.08M 4.03M 4.17M 4.73M 4.92M 5.10M 5.52M 5.64M 6.10M 6.33M 6.26M 6.32M 6.72M 6.91M 7.08M 6.98M 7.61M
Point72 Asset Management — — — — 2.53M 5.33M 7.29M 6.86M 2.59M 5.35M 200.00K — — 1.00M — 914.19K — 2.96M 285.70K 4.79M
Two Sigma Investments 921.61K 388.96K 3.09M 4.49M — 59.80K 59.80K 764.77K 362.66K 73.57K 188.69K 835.42K 465.17K 1.11M 542.20K — 401.77K 2.88M 3.51M 4.24M
D. E. Shaw & Co 1.54M 1.18M 722.53K 2.40M 175.86K 258.67K 615.25K 721.63K 43.14K 10.86K 822.86K 1.65M — — — 32.07K — 4.44M 3.64M 4.21M
Millennium Management 389.28K 518.40K 2.64M 267.97K 762.63K 699.89K 201.30K 1.40M 568.92K 103.50K 2.46M 4.78M 10.62M 17.07M 2.20M 918.24K 4.92M 4.34M 4.89M 3.96M
Goldman Sachs Group 2.37M 2.68M 2.90M 8.44M 3.66M 2.54M 2.32M 2.46M 1.69M 1.59M 2.21M 3.98M 4.24M 4.79M 1.86M 484.74K 509.43K 1.38M 988.47K 3.23M
Citadel Advisors 715.90K 481.55K 2.39M 423.23K 5.04M 5.14M 5.66M 4.50M 3.58M 950.20K 1.85M 1.28M 328.62K 909.58K 308.62K 457.10K 2.93M 3.66M 1.83M 3.02M
Charles Schwab Investment Management 1.45M 1.59M 1.63M 1.67M 1.55M 1.58M 1.74M 1.78M 1.84M 1.97M 1.99M 1.96M 2.04M 2.18M 2.12M 2.29M 2.43M 2.47M 2.41M 2.65M
Northern Trust Corp 2.30M 1.98M 1.98M 2.12M 2.41M 2.40M 2.54M 2.82M 2.82M 2.70M 2.54M 2.50M 2.36M 2.51M 2.43M 2.21M 2.29M 2.05M 2.13M 2.35M
Bank of America Corp 259.77K 455.98K 593.83K 1.05M 617.95K 535.98K 839.89K 597.72K 823.80K 823.04K 1.60M 1.86M 2.35M 2.21M 1.20M 702.70K 1.47M 1.85M 1.67M 1.35M
Invesco Ltd 92.49K 3.20M 111.28K 115.99K 112.47K 315.48K 187.62K 1.18M 1.11M 201.99K 242.73K 253.85K 260.57K 261.58K 524.64K 839.34K 1.11M 1.43M 1.47M 1.30M
AQR Capital Management 137.42K 62.42K — — — — 16.22K 33.74K 38.25K 72.09K 108.36K — — — 10.92K 16.99K 51.34K 86.96K 759.49K 1.30M
Renaissance Technologies 273.80K — 868.70K 114.20K — — — — 326.62K — — — — — — — — 3.85M 2.49M 966.20K
Hillhouse Capital (HHLR Advisors) 911.04K — — — — — — — 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K 918.89K
UBS Group AG 109.55K 99.98K 97.22K 39.63K 80.19K 52.84K 785.67K 230.08K 22.65K 33.89K 677.25K 829.13K 642.85K 1.49M 2.28M 1.99M 1.50M 3.17M 1.64M 893.14K
BNY Mellon 995.02K 1.01M 997.04K 847.23K 962.39K 964.04K 1.49M 1.89M 4.40M 4.89M 11.38M 9.94M 5.57M 5.20M 863.64K 888.47K 805.56K 834.57K 813.41K 767.57K
Casdin Capital 7.99M 7.99M 7.99M — — — — — 1.04M 1.04M 1.04M 1.04M 1.04M 1.04M 723.77K 723.77K 723.77K 4.22M 723.77K 723.77K
Balyasny Asset Management — 26.31K — 25.00K — 349.39K — — 326.77K — 288.61K — — — — — — — 260.54K 564.34K

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