PACBNasdaqLaboratory Analytical InstrumentsFiscal year ends December 31
PACIFIC BIOSCIENCES OF CALIFORNIA, INC.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026
$1.84+0.11 (+6.36%)
Close on Oct 19, 2026
- Market cap
- $571.61M
- P/E (TTM)
- –
- Dividend yield
- 0.00%
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
61.5%
191M of 311M shares
Institutional holders
223
24 new, 29 sold out
Net institutional buying
3M
In Q2 2026
Insider trades, 12 months
0 buys · 11 sales
Net sold $1.31M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Catherine D. Wood | 29,781,416 | 9.59% | 13G (passive) amendment | Jun 30, 2026 |
| BlackRock, Inc. | 22,865,948 | 7.70% | 13G (passive) amendment | Mar 31, 2025 |
| Israel A. Englander | 16,443,656 | 6.00% | 13G (passive) | Dec 4, 2024 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of PACB | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 32,339,550 | 10.40% | $54.33M | +7,072,121 | 0.00% |
| ARK Investment Management LLC | 29,781,416 | 9.58% | $50.03M | −6,491,872 | 0.32% |
| Softbank Group Corp. | 20,451,570 | 6.58% | $34.36M | – | 0.19% |
| Vanguard Capital Management LLC | 13,397,934 | 4.31% | $22.51M | +620,485 | 0.00% |
| Geode Capital Management, LLC | 7,606,518 | 2.45% | $12.78M | +631,252 | 0.00% |
| Sumitomo Mitsui Trust Holdings, Inc. | 6,009,715 | 1.93% | $10.10M | −1,028,272 | 0.01% |
| Nikko Asset Management Americas, Inc. | 6,009,715 | 1.93% | $10.04M | −1,028,272 | 0.13% |
| State Street Corp | 5,961,175 | 1.92% | $10.01M | −160,541 | 0.00% |
| Point72 Asset Management, L.P. | 4,787,300 | 1.54% | $8.04M | +4,501,600 | 0.01% |
| Two Sigma Investments, LP | 4,242,599 | 1.36% | $7.13M | +732,986 | 0.01% |
| D. E. Shaw & Co., Inc. | 4,208,146 | 1.35% | $7.07M | +570,599 | 0.00% |
| Millennium Management LLC | 3,962,442 | 1.27% | $6.66M | −929,876 | 0.00% |
| Goldman Sachs Group Inc | 3,229,887 | 1.04% | $5.43M | +2,241,420 | 0.00% |
| Citadel Advisors LLC | 2,845,903 | 0.92% | $4.78M | +1,269,852 | 0.00% |
| Vanguard Portfolio Management LLC | 2,671,916 | 0.86% | $4.49M | −196,477 | 0.00% |
| Charles Schwab Investment Management Inc | 2,652,298 | 0.85% | $4.46M | +246,802 | 0.00% |
| Northern Trust Corp | 2,352,786 | 0.76% | $3.95M | +221,998 | 0.00% |
| Vanguard Fiduciary Trust Co | 2,187,627 | 0.70% | $3.68M | +201,144 | 0.00% |
| Susquehanna International Group, Llp | 2,129,263 | 0.69% | $3.58M | +410,098 | 0.00% |
| Longaeva Partners L.P. | 2,118,231 | 0.68% | $3.56M | New | 0.08% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 223 | 191M | 61.5% | 24 / 70 | 77 / 29 | 26M | 23M |
| Q1 2026 | 231 | 188M | 60.5% | 52 / 60 | 71 / 31 | 32M | 27M |
| Q4 2025 | 216 | 201M | 64.6% | 43 / 69 | 51 / 31 | 41M | 24M |
| Q3 2025 | 208 | 188M | 60.4% | 28 / 57 | 60 / 25 | 16M | 28M |
| Q2 2025 | 207 | 200M | 64.2% | 30 / 53 | 72 / 46 | 15M | 41M |
| Q1 2025 | 225 | 225M | 72.5% | 37 / 58 | 74 / 35 | 8M | 42M |
| Q4 2024 | 226 | 260M | 83.5% | 39 / 76 | 65 / 35 | 50M | 22M |
| Q3 2024 | 226 | 233M | 74.8% | 24 / 70 | 76 / 25 | 42M | 29M |
| Q2 2024 | 229 | 243M | 78.1% | 35 / 81 | 61 / 71 | 31M | 59M |
| Q1 2024 | 267 | 271M | 87.1% | 48 / 93 | 70 / 51 | 38M | 62M |
| Q4 2023 | 274 | 296M | 95.2% | 49 / 105 | 74 / 45 | 58M | 26M |
| Q3 2023 | 274 | 265M | 85.3% | 43 / 92 | 86 / 40 | 31M | 23M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of PACB | Value | % of fund | As of |
|---|---|---|---|---|---|
| ARK Innovation ETF | 12,810,378 | 4.12% | $17.93M | 0.32% | Jul 31, 2026 |
| ARK Genomic Revolution ETF | 10,630,263 | 3.42% | $14.88M | 0.96% | Jul 31, 2026 |
| Vanguard Total Stock Market Index Fund | 9,535,565 | 3.07% | $16.02M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 7,351,682 | 2.37% | $12.35M | 0.01% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 3,581,020 | 1.15% | $6.02M | 0.01% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 3,057,975 | 0.98% | $4.28M | 0.01% | Jul 31, 2026 |
| iShares Russell 2000 Growth ETF | 2,473,318 | 0.80% | $4.16M | 0.03% | Jun 30, 2026 |
| BlackRock Advantage Small Cap Core Fund | 2,088,495 | 0.67% | $3.11M | 0.06% | May 29, 2026 |
| iShares Biotechnology ETF | 1,996,772 | 0.64% | $3.35M | 0.04% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 1,586,709 | 0.51% | $2.36M | 0.01% | May 31, 2026 |
| Schwab U.S. Small-Cap ETF | 1,434,895 | 0.46% | $2.14M | 0.01% | May 31, 2026 |
| Vanguard Russell 2000 Index Fund | 1,416,531 | 0.46% | $2.11M | 0.01% | May 31, 2026 |
| Invesco RAFI US 1500 Small-Mid ETF | 1,067,651 | 0.34% | $1.49M | 0.05% | Jul 31, 2026 |
| Vanguard Health Care Index Fund | 766,110 | 0.25% | $1.14M | 0.01% | May 31, 2026 |
| Schwab Small-Cap Index Fund | 685,461 | 0.22% | $959.65K | 0.01% | Jul 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Oene Mark Van | See Remarks | 2,705,853 | 0.87% | Aug 18, 2026 |
| James R. Gibson II | See Remarks | 1,245,663 | 0.40% | Apr 3, 2026 |
| Michele Farmer | See Remarks | 305,948 | 0.10% | Mar 4, 2026 |
| Christian O. Henry | See Remarks | 3,581,813 | 1.15% | Mar 4, 2026 |
| John F. Milligan | Director | 132,821 | 0.04% | Jun 4, 2026 |
| Randall S. Livingston | Director | 22,821 | 0.01% | Jun 4, 2026 |
| William W. Ericson | Director | 4,890,013 | 1.57% | Jun 4, 2026 |
| Kathy Ordonez | Director | 403,037 | 0.13% | Jun 4, 2026 |
| Christopher Gibson | Director | 111,386 | 0.04% | Jun 4, 2026 |
| Christopher M. Smith | Director | 54,099 | 0.02% | Jun 4, 2026 |
| Hannah Valantine | Director | 22,821 | 0.01% | Jun 4, 2026 |
| Marshall Mohr | Director | 132,821 | 0.04% | Jun 4, 2026 |
| Lucy Shapiro | Director | 22,821 | 0.01% | Jun 6, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Oene Mark Van See Remarks | Aug 17, 2026 | Sale | −26,911 | $1.13 | $30.41K | 2,705,853 |
| Oene Mark Van See Remarks | Aug 10, 2026 | Award | +489,130 | – | – | 2,732,764 |
| Christopher Gibson Director | Apr 8, 2026 | Award | +57,473 | – | – | 111,386 |
| James R. Gibson II See Remarks | Apr 1, 2026 | Sale | −88,185 | $1.37 | $120.81K | 1,245,663 |
| Christopher Gibson Director | Mar 3, 2026 | Award | +53,913 | – | – | 53,913 |
| Oene Mark Van See Remarks | Mar 3, 2026 | Sale | −6,504 | $1.51 | $9.82K | 2,243,634 |
| Christian O. Henry See Remarks | Mar 3, 2026 | Sale | −12,497 | $1.51 | $18.87K | 3,581,813 |
| Michele Farmer See Remarks | Mar 3, 2026 | Sale | −2,979 | $1.51 | $4.50K | 305,948 |
| Oene Mark Van See Remarks | Feb 27, 2026 | Award | +500,000 | – | – | 2,242,638 |
| Christian O. Henry See Remarks | Feb 27, 2026 | Award | +920,810 | – | – | 3,594,310 |
| James R. Gibson II See Remarks | Feb 27, 2026 | Award | +333,848 | – | – | 1,333,848 |
| Michele Farmer See Remarks | Feb 27, 2026 | Award | +89,835 | – | – | 308,927 |
| Oene Mark Van See Remarks | Feb 18, 2026 | Sale | −55,107 | $1.63 | $89.82K | 1,742,638 |
| Michele Farmer See Remarks | Feb 18, 2026 | Sale | −14,952 | $1.63 | $24.37K | 219,092 |
| Christian O. Henry See Remarks | Feb 18, 2026 | Sale | −140,874 | $1.63 | $229.62K | 2,673,500 |
| Oene Mark Van See Remarks | Feb 17, 2026 | Sale | −129,790 | $1.58 | $205.07K | 1,797,745 |
| Michele Farmer See Remarks | Feb 17, 2026 | Sale | −35,215 | $1.58 | $55.64K | 234,044 |
| Christian O. Henry See Remarks | Feb 17, 2026 | Sale | −331,793 | $1.58 | $524.23K | 2,814,374 |
| Oene Mark Van See Remarks | Aug 18, 2025 | Sale | −26,836 | $1.31 | $35.16K | 1,920,035 |
| Michele Farmer See Remarks | May 19, 2025 | Sale | −5,195 | $1.00 | $5.20K | 269,259 |
| James R. Gibson II See Remarks | Mar 31, 2025 | Award | +1,000,000 | – | – | 1,000,000 |
| Christian O. Henry See Remarks | Mar 19, 2025 | Award | +920,810 | – | – | 3,146,167 |
| Oene Mark Van See Remarks | Mar 19, 2025 | Award | +449,176 | – | – | 1,946,871 |
| Michele Farmer See Remarks | Mar 19, 2025 | Award | +89,835 | – | – | 274,454 |
| Michele Farmer See Remarks | Mar 3, 2025 | Sale | −2,973 | $1.41 | $4.19K | 184,619 |
| Christian O. Henry See Remarks | Mar 3, 2025 | Sale | −12,497 | $1.41 | $17.62K | 2,225,357 |
| Oene Mark Van See Remarks | Mar 3, 2025 | Sale | −6,486 | $1.41 | $9.15K | 1,497,695 |
| Oene Mark Van See Remarks | Feb 18, 2025 | Sale | −100,773 | $1.88 | $189.45K | 1,496,681 |
| Christian O. Henry See Remarks | Feb 18, 2025 | Sale | −259,909 | $1.88 | $488.63K | 2,237,854 |
| Michele Farmer See Remarks | Feb 18, 2025 | Sale | −24,349 | $1.88 | $45.78K | 187,592 |
| Christopher M. Smith Director | Jan 30, 2025 | Award | +54,099 | – | – | 54,099 |
| Oene Mark Van See Remarks | Jan 10, 2025 | Sale | −34,405 | $2.03 | $69.84K | 1,597,454 |
| Susan G. Kim See Remarks | Sep 30, 2024 | Sale | −19,782 | $1.72 | $34.03K | 695,654 |
| Christian O. Henry See Remarks | Sep 16, 2024 | Sale | −98,907 | $1.75 | $173.09K | 2,497,763 |
| Jeff Eidel See Remarks | Aug 19, 2024 | Sale | −26,760 | $1.59 | $42.55K | 869,730 |
| Oene Mark Van See Remarks | Aug 16, 2024 | Sale | −38,011 | $1.66 | $63.10K | 1,630,815 |
| Lucy Shapiro Director | Jun 18, 2024 | Award | +22,821 | – | – | 22,821 |
| Marshall Mohr Director | Jun 18, 2024 | Award | +22,821 | – | – | 132,821 |
| William W. Ericson Director | Jun 18, 2024 | Award | +22,821 | – | – | 41,616 |
| Randall S. Livingston Director | Jun 18, 2024 | Award | +22,821 | – | – | 22,821 |
| Hannah Valantine Director | Jun 18, 2024 | Award | +22,821 | – | – | 22,821 |
| Kathy Ordonez Director | Jun 18, 2024 | Award | +22,821 | – | – | 403,037 |
| David W. Meline Director | Jun 18, 2024 | Award | +17,116 | – | – | 57,116 |
| John F. Milligan Director | Jun 18, 2024 | Award | +22,821 | – | – | 132,821 |
| Michele Farmer See Remarks | May 20, 2024 | Sale | −5,275 | $2.03 | $10.71K | 211,941 |
| Kathy Ordonez Director | Mar 15, 2024 | Option exercise | +324,515 | $2.90 | $941.09K | 343,110 |
| Kathy Ordonez Director | Mar 15, 2024 | Option exercise | +37,106 | $2.63 | $97.59K | 380,216 |
| David W. Meline Director | Mar 6, 2024 | Buy | +40,000 | $4.40 | $176.00K | 40,000 |
| Oene Mark Van See Remarks | Mar 4, 2024 | Sale | −9,186 | $4.87 | $44.74K | 1,668,826 |
| Michele Farmer See Remarks | Mar 4, 2024 | Sale | −2,968 | $4.87 | $14.45K | 217,216 |
| Christian O. Henry See Remarks | Mar 4, 2024 | Sale | −14,177 | $4.87 | $69.04K | 2,596,670 |
| Susan G. Kim See Remarks | Mar 4, 2024 | Sale | −5,275 | $4.87 | $25.69K | 712,260 |
| Marshall Mohr Director | Mar 1, 2024 | Option exercise | +25,000 | $4.45 | $111.25K | 110,000 |
| Susan G. Kim See Remarks | Feb 22, 2024 | Award | +432,692 | – | – | 715,450 |
| Oene Mark Van See Remarks | Feb 22, 2024 | Award | +798,076 | – | – | 1,674,687 |
| Jeff Eidel See Remarks | Feb 22, 2024 | Award | +461,538 | – | – | 893,362 |
| Michele Farmer See Remarks | Feb 22, 2024 | Award | +115,384 | – | – | 216,548 |
| Christian O. Henry See Remarks | Feb 22, 2024 | Award | +1,605,769 | – | – | 2,610,847 |
| Christian O. Henry See Remarks | Feb 20, 2024 | Sale | −1,979 | $5.26 | $10.41K | 1,005,078 |
| Susan G. Kim See Remarks | Feb 20, 2024 | Sale | −831 | $5.26 | $4.37K | 282,758 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Gibson Jim Officer | Oct 6, 2026 | 661,815 | $1.90M | Oct 6, 2026 | Exercise of Stock Options |
| Van Oene Mark Officer | Aug 17, 2026 | 26,911 | $30.51K | Aug 17, 2026 | Restricted Stock |
| Gibson James Officer | Apr 1, 2026 | 88,185 | $120.78K | Apr 1, 2026 | Restricted Stock |
| Henry Christian Officer | Mar 3, 2026 | 12,497 | $18.92K | Mar 3, 2026 | Restricted Stock |
| D. Van Oene Mark Officer | Mar 3, 2026 | 6,504 | $9.85K | Mar 3, 2026 | Restricted Stock |
| Henry Christian Officer | Feb 17, 2026 | 606,312 | $955.55K | Feb 17, 2026 | Restricted Stock |
| Van Oene Mark Officer | Feb 17, 2026 | 303,739 | $478.69K | Feb 17, 2026 | Restricted Stock |
| Van Oene Mark Officer | Aug 18, 2025 | 26,836 | $35.17K | Aug 18, 2025 | Restricted Stock |
| Van Oene Mark Officer | Mar 3, 2025 | 6,486 | $9.12K | Mar 3, 2025 | Restricted Stock |
| Henry Christian Officer | Mar 3, 2025 | 12,497 | $17.58K | Mar 3, 2025 | Restricted Stock |
| Van Oene Mark Officer | Feb 18, 2025 | 100,773 | $189.25K | Feb 18, 2025 | Restricted Stock |
| Henry Christian Officer | Feb 18, 2025 | 259,909 | $488.11K | Feb 18, 2025 | Restricted Stock |
| Van Oene Mark Officer | Jan 10, 2025 | 34,405 | $69.98K | Jan 10, 2025 | Restricted Stock |
| Kim Susan Officer | Sep 30, 2024 | 19,782 | $34.06K | Sep 30, 2024 | Restricted Stock |
| Henry Christian Officer | Sep 16, 2024 | 98,907 | $172.74K | Sep 16, 2024 | Restricted Stock |