PACB Insider Trading

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Insider Trading History
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Insider Ownership Percentage: 2.50%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $115,618.27

Pacific Biosciences of California Insider Trading History Chart

Pacific Biosciences of California Share Price & Price History

^$2.52

▲ +0.09 (3.70%)

As of 12/4/2025 05:00 PM ET

Days: 30 | 90 | 365

Pacific Biosciences of California Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
2/18/2025	Michele Farmer	Insider	Sell	24,349	$1.88	$45,776.12	187,592
1/10/2025	Mark Van Oene	Insider	Sell	34,405	$2.03	$69,842.15	1,597,454
8/19/2024	Jeff Eidel	Insider	Sell	26,760	$1.59	$42,548.40	869,730
8/16/2024	Mark Van Oene	Insider	Sell	38,011	$1.66	$63,098.26	1,630,815
5/20/2024	Michele Farmer	Insider	Sell	5,275	$2.03	$10,708.25	211,941
3/6/2024	David W Meline	Director	Buy	40,000	$4.40	$176,000.00	40,000
3/4/2024	Michele Farmer	Insider	Sell	2,968	$4.87	$14,454.16	217,216
2/20/2024	Susan G. Kim	Insider	Sell	831	$5.26	$4,371.06	282,758
2/16/2024	Mark Van Oene	Insider	Sell	33,560	$5.96	$200,017.60	876,611
1/9/2024	Mark Van Oene	Insider	Sell	31,012	$7.77	$240,963.24	910,171
12/14/2023	Christian O Henry	Insider	Sell	20,000	$10.00	$200,000.00	1,086,095
9/29/2023	Susan G. Kim	Insider	Sell	19,257	$8.44	$162,529.08	306,085
9/18/2023	Christian O Henry	Insider	Sell	96,844	$10.12	$980,061.28	1,106,095
9/11/2023	Christian O Henry	Insider	Sell	10,000	$10.45	$104,500.00	1,202,939
5/18/2023	Michele Farmer	Insider	Sell	5,165	$12.59	$65,027.35	107,577
3/15/2023	William W. Ericson	Director	Sell	7,541	$8.90	$67,114.90	18,795
3/3/2023	Susan G. Kim	Insider	Sell	5,045	$9.49	$47,877.05	323,505
2/17/2023	Susan G. Kim	Insider	Sell	907	$10.27	$9,314.89	162,581
1/10/2023	Mark Van Oene	Insider	Sell	26,722	$9.53	$254,660.66	640,808

SEC Filings (Institutional Ownership Changes) for Pacific Biosciences of California (NASDAQ:PACB)

Institutional Buying and Selling by Quarter

Pacific Biosciences of California Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
12/2/2025	IFP Advisors Inc	95,612	$0.12M	0.0%	-35.5%	0.032%
11/21/2025	CIBC Bancorp USA Inc.	29,435	$38K	0.0%	N/A	0.010%
11/19/2025	Caitong International Asset Management Co. Ltd	22,776	$29K	0.0%	+891.1%	0.008%
11/17/2025	Kestra Private Wealth Services LLC	49,900	$64K	0.0%	+78.9%	0.017%
11/17/2025	Water Island Capital LLC	35,754	$46K	0.0%	N/A	0.012%
11/17/2025	Millennium Management LLC	4,916,795	$6.29M	0.0%	+500.9%	1.629%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	325,150	$0.42M	0.0%	-7.2%	0.108%
11/17/2025	Brevan Howard Capital Management LP	101,957	$0.13M	0.0%	N/A	0.034%
11/17/2025	Bank of America Corp DE	1,472,690	$1.89M	0.0%	+109.6%	0.488%
11/14/2025	Creative Planning	318,850	$0.41M	0.0%	+81.5%	0.106%
11/14/2025	Zacks Investment Management	19,170	$25K	0.0%	N/A	0.006%
11/14/2025	Raymond James Financial Inc.	161,865	$0.21M	0.0%	+6.5%	0.054%
11/14/2025	Man Group plc	250,276	$0.32M	0.0%	N/A	0.083%
11/14/2025	Two Sigma Investments LP	401,766	$0.51M	0.0%	N/A	0.133%
11/14/2025	Main Street Research LLC	142,100	$0.18M	0.0%	N/A	0.047%
11/13/2025	UBS Group AG	1,497,226	$1.92M	0.0%	-24.9%	0.496%
11/13/2025	BNP Paribas Financial Markets	58,326	$75K	0.0%	+60.0%	0.019%
11/13/2025	Russell Investments Group Ltd.	22,871	$29K	0.0%	N/A	0.008%
11/12/2025	Amova Asset Management Americas Inc.	8,677,558	$11.02M	0.1%	-5.9%	2.889%
11/12/2025	ARK Investment Management LLC	30,924,103	$39.58M	0.2%	-14.8%	10.295%
11/12/2025	Dimensional Fund Advisors LP	362,823	$0.46M	0.0%	-7.1%	0.121%
11/12/2025	Intech Investment Management LLC	132,368	$0.17M	0.0%	+5.2%	0.044%
11/10/2025	Vestmark Advisory Solutions Inc.	601,523	$0.77M	0.0%	-53.5%	0.200%
11/10/2025	China Universal Asset Management Co. Ltd.	52,650	$67K	0.0%	-15.3%	0.018%
11/7/2025	GSA Capital Partners LLP	409,370	$0.52M	0.0%	N/A	0.136%
11/7/2025	Vanguard Group Inc.	16,379,972	$20.97M	0.0%	+2.3%	5.453%
11/7/2025	JPMorgan Chase & Co.	468,880	$0.60M	0.0%	-2.4%	0.156%
11/6/2025	Rhumbline Advisers	415,679	$0.53M	0.0%	+2.1%	0.138%
11/6/2025	ProShare Advisors LLC	57,916	$74K	0.0%	-14.6%	0.019%
11/6/2025	Western Wealth Management LLC	40,345	$52K	0.0%	N/A	0.013%
11/5/2025	IQ EQ FUND MANAGEMENT IRELAND Ltd	1,288,692	$1.65M	0.1%	+63.3%	0.429%
11/5/2025	Envestnet Asset Management Inc.	140,968	$0.18M	0.0%	-5.9%	0.047%
10/30/2025	Universal Beteiligungs und Servicegesellschaft mbH	808,700	$1.04M	0.0%	+97.9%	0.269%
10/29/2025	Wealth Enhancement Advisory Services LLC	17,717	$25K	0.0%	-41.2%	0.006%
10/27/2025	Sumitomo Mitsui Trust Group Inc.	8,677,558	$11.11M	0.0%	-5.9%	2.889%
10/23/2025	Benjamin Edwards Inc.	133,877	$0.17M	0.0%	-13.1%	0.045%
10/23/2025	SG Americas Securities LLC	70,673	$90K	0.0%	N/A	0.024%
10/21/2025	SteelPeak Wealth LLC	29,930	$38K	0.0%	+95.6%	0.010%
10/15/2025	Green Alpha Advisors LLC	174,025	$0.22M	0.2%	-15.9%	0.058%
10/9/2025	AdvisorNet Financial Inc	125,817	$0.16M	0.0%	+15.7%	0.042%
10/9/2025	Voya Investment Management LLC	51,548	$66K	0.0%	-33.4%	0.017%
10/7/2025	Mirador Capital Partners LP	581,393	$0.74M	0.1%	+3.1%	0.194%
9/15/2025	Amiral Gestion	2,733,290	$3.21M	1.4%	N/A	0.910%
8/22/2025	Cim Investment Management Inc.	25,550	$32K	0.0%	+100.7%	0.009%
8/16/2025	Nikko Asset Management Americas Inc.	9,218,455	$11.34M	0.1%	-3.6%	3.069%
8/15/2025	Engineers Gate Manager LP	88,827	$0.11M	0.0%	N/A	0.030%
8/15/2025	Birchview Capital LP	400,000	$0.50M	0.5%	N/A	0.133%
8/15/2025	Bank of America Corp DE	702,703	$0.87M	0.0%	+35.9%	0.234%
8/14/2025	California State Teachers Retirement System	19,821	$25K	0.0%	-91.4%	0.007%
8/14/2025	Raymond James Financial Inc.	151,969	$0.19M	0.0%	+16.8%	0.051%
8/14/2025	Canada Pension Plan Investment Board	73,300	$91K	0.0%	+1,027.7%	0.024%
8/14/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	350,548	$0.44M	0.0%	-49.2%	0.117%
8/14/2025	HUB Investment Partners LLC	61,900	$77K	0.0%	N/A	0.021%
8/13/2025	Invesco Ltd.	839,340	$1.04M	0.0%	+60.0%	0.279%
8/12/2025	Financial Advocates Investment Management	40,000	$50K	0.0%	N/A	0.013%
8/12/2025	XTX Topco Ltd	954,596	$1.18M	0.0%	+95.5%	0.318%
8/12/2025	Edmond DE Rothschild Holding S.A.	13,366,200	$16.57M	0.3%	-38.8%	4.450%
8/12/2025	Prudential Financial Inc.	35,684	$44K	0.0%	+73.0%	0.012%
8/12/2025	Rhumbline Advisers	407,147	$0.51M	0.0%	-7.2%	0.136%
8/12/2025	Legal & General Group Plc	24,447	$30K	0.0%	-89.6%	0.008%
8/12/2025	JPMorgan Chase & Co.	480,502	$0.60M	0.0%	-7.8%	0.160%
8/8/2025	Intech Investment Management LLC	125,804	$0.16M	0.0%	-32.8%	0.042%
8/8/2025	Cetera Investment Advisers	104,725	$0.13M	0.0%	+10.1%	0.035%
8/8/2025	Creative Planning	175,690	$0.22M	0.0%	+245.9%	0.059%
8/8/2025	Geode Capital Management LLC	6,718,879	$8.33M	0.0%	+6.4%	2.239%
8/7/2025	Jackson Square Partners LLC	553,103	$0.69M	0.3%	-83.3%	0.184%
8/6/2025	Vestmark Advisory Solutions Inc.	1,294,186	$1.61M	0.0%	+89.9%	0.431%
8/4/2025	Carret Asset Management LLC	315,000	$0.39M	0.0%	N/A	0.105%
8/1/2025	IQ EQ FUND MANAGEMENT IRELAND Ltd	789,271	$0.98M	0.1%	+148.1%	0.263%
8/1/2025	Koss Olinger Consulting LLC	3,300,000	$4.09M	0.3%	+10.0%	1.100%
8/1/2025	Envestnet Asset Management Inc.	149,741	$0.19M	0.0%	-8.4%	0.050%
8/1/2025	Green Alpha Advisors LLC	207,023	$0.26M	0.2%	-4.5%	0.069%
7/31/2025	Sumitomo Mitsui Trust Group Inc.	9,218,455	$11.43M	0.0%	-3.6%	3.072%
7/30/2025	ARK Investment Management LLC	36,298,163	$45.01M	0.3%	-0.5%	12.096%
7/24/2025	IFP Advisors Inc	148,330	$0.18M	0.0%	-23.7%	0.049%
7/23/2025	Prime Capital Investment Advisors LLC	24,124	$30K	0.0%	-32.4%	0.008%
7/14/2025	AdvisorNet Financial Inc	108,769	$0.14M	0.0%	+41.9%	0.036%
7/10/2025	Wealth Enhancement Advisory Services LLC	30,113	$37K	0.0%	+47.8%	0.010%
7/9/2025	Mirador Capital Partners LP	563,670	$0.70M	0.1%	+9.3%	0.188%
5/29/2025	Rhumbline Advisers	438,775	$0.52M	0.0%	+4.8%	0.146%
5/16/2025	Goldman Sachs Group Inc.	1,864,483	$2.20M	0.0%	-61.1%	0.621%
5/16/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	689,526	$0.81M	0.0%	-2.1%	0.230%
5/16/2025	Edmond DE Rothschild Holding S.A.	21,855,180	$25.79M	0.5%	+2.4%	7.283%
5/14/2025	Freedom Investment Management Inc.	24,606	$29K	0.0%	-49.6%	0.008%
5/14/2025	Jump Financial LLC	21,413	$25K	0.0%	N/A	0.007%
5/13/2025	Vestmark Advisory Solutions Inc.	681,426	$0.80M	0.0%	-24.0%	0.227%
5/12/2025	Nuveen LLC	270,184	$0.32M	0.0%	N/A	0.090%
5/12/2025	Invesco Ltd.	524,643	$0.62M	0.0%	+100.6%	0.175%
5/12/2025	Koss Olinger Consulting LLC	3,000,000	$3.54M	0.3%	+50.0%	1.000%
5/12/2025	Jackson Square Partners LLC	3,320,361	$3.92M	0.5%	-35.0%	1.107%
5/9/2025	Charles Schwab Investment Management Inc.	2,121,524	$2.50M	0.0%	-2.5%	0.707%
5/9/2025	Vanguard Group Inc.	16,263,464	$19.19M	0.0%	+6.8%	5.420%
5/9/2025	IQ EQ FUND MANAGEMENT IRELAND Ltd	318,170	$0.38M	0.0%	+94.6%	0.106%
5/8/2025	Baader Bank Aktiengesellschaft	61,962	$73K	0.0%	N/A	0.021%
5/8/2025	XTX Topco Ltd	488,237	$0.58M	0.0%	N/A	0.163%
5/8/2025	Federated Hermes Inc.	465,258	$0.55M	0.0%	+3.8%	0.155%
5/7/2025	ARK Investment Management LLC	36,478,441	$43.05M	0.4%	+1.2%	12.158%
5/7/2025	Nikko Asset Management Americas Inc.	9,565,331	$11.19M	0.1%	-6.0%	3.188%
5/6/2025	Universal Beteiligungs und Servicegesellschaft mbH	408,700	$0.48M	0.0%	N/A	0.136%
5/2/2025	Wealthfront Advisers LLC	89,576	$0.11M	0.0%	+137.3%	0.030%

Data available starting January 2016

Pacific Biosciences of California, Inc. designs, develops, and manufactures sequencing solution to resolve genetically complex problems. The company provides sequencing systems; consumable products, including single molecule real-time (SMRT) technology; long-red sequencing; and various reagent kits designed for specific workflow, such as preparation kit to convert DNA into SMRTbell double-stranded DNA library formats, including molecular biology reagents, such as ligase, buffers, and exonucleases. It also offers binding kits, such as modified DNA polymerase used to bind SMRTbell libraries to the polymerase in preparation for sequencing; and sequencing kits comprise reagents required for on-instrument, real-time sequencing, including the phospholinked nucleotides. In addition, it provides revio system + sequel systems which conduct, monitor, and analyze single-molecule biochemical reactions in real time; SBB short-read sequencing; onso instrument conducts, monitors, and analyzes SBB biochemical reactions; and SBB consumable, including flow cells, clustering, and sequencing reagent kits. The company serves academic and governmental research institutions; commercial testing and service laboratories; genome centers; public health labs, hospitals and clinical research institutes, and contract research organizations; pharmaceutical companies; and agricultural companies. It markets its products through a sales force and distribution partners in Asia, Australia, Europe, the Middle East, Africa, and Latin America. It has a development and commercialization agreement with Invitae Corporation; and a collaboration with Radboud University Medical to explore genetic causes of rare and genetic diseases. The company was formerly known as Nanofluidics, Inc. and changed its name to Pacific Biosciences of California, Inc. in 2005. Pacific Biosciences of California, Inc. was incorporated in 2000 and is headquartered in Menlo Park, California.

Today's Range

Now: $2.52

$2.30

$2.58

50 Day Range

MA: $1.86

$1.21

$2.63

52 Week Range

Now: $2.52

$0.85

$2.72

Volume

8,237,016 shs

Average Volume

9,061,371 shs

Market Capitalization

$760.81 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.32

Who are the company insiders with the largest holdings of Pacific Biosciences of California?: Pacific Biosciences of California's top insider investors include:
Oene Mark Van (Insider)
Christian O Henry (Insider)
Jeff Eidel (Insider)
Susan G Kim (Insider)
Michele Farmer (Insider)
David W Meline (Director)
Learn More about top insider investors at Pacific Biosciences of California.
Who are the major institutional investors of Pacific Biosciences of California?: Pacific Biosciences of California's top institutional investors include:
ARK Investment Management LLC — 10.30%
Vanguard Group Inc. — 5.45%
Sumitomo Mitsui Trust Group Inc. — 2.89%
Amova Asset Management Americas Inc. — 2.89%
Millennium Management LLC — 1.63%
UBS Group AG — 0.50%
Learn More about top institutional investors of Pacific Biosciences of California stock.
Which institutional investors are selling Pacific Biosciences of California stock?: Within the last quarter, PACB stock was sold by these institutional investors:
ARK Investment Management LLC
Vestmark Advisory Solutions Inc.
Sumitomo Mitsui Trust Group Inc.
Amova Asset Management Americas Inc.
UBS Group AG
Citadel Advisors LLC
IFP Advisors Inc
Susquehanna International Group LLP
In the previous year, company insiders that have sold Pacific Biosciences of California company stock include:
Oene Mark Van (Insider)
Christian O Henry (Insider)
Learn More investors selling Pacific Biosciences of California stock.
Which institutional investors are buying Pacific Biosciences of California stock?: Within the previous quarter, PACB stock was bought by institutional investors including:
Millennium Management LLC
Bank of America Corp DE
IQ EQ FUND MANAGEMENT IRELAND Ltd
GSA Capital Partners LLP
Two Sigma Investments LP
Universal Beteiligungs und Servicegesellschaft mbH
Vanguard Group Inc.
Man Group plc