Skip to main content

Pacific Biosciences of California, Inc.

PACB
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001299130

In the last 90 days, Pacific Biosciences of California, Inc. insiders filed 0 open-market purchases and 1 sale; 223 institutions reported holding it in 13F filings for Q2 2026, worth $320.8M in total; superinvestors ARK Invest and HHLR Advisors (Hillhouse) hold it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Pacific Biosciences of California, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
1 filing
1 insider, $30.4K in total
Insiders trading
1
Net value
−$30.4K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Pacific Biosciences of California, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Pacific Biosciences of California, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Van Oene MarkSee Remarks2,705,853Aug 18, 20265
Milligan John FDirector132,821Jun 4, 20261
Ordonez KathyDirector403,037Jun 4, 20261
Livingston Randall SDirector22,821Jun 4, 20261
Mohr MarshallDirector132,821Jun 4, 20261
Smith Christopher MDirector54,099Jun 4, 20261
Ericson William W.Director41,616Jun 4, 20261
Valantine HannahDirector22,821Jun 4, 20261
Gibson ChristopherDirector111,386Jun 4, 20263
Gibson James R IISee Remarks1,245,663Apr 3, 20262
Henry Christian OSee Remarks3,581,813Mar 4, 20263
Farmer MicheleSee Remarks305,948Mar 4, 20263
Shapiro LucyDirector22,821Jun 6, 20250
Kim Susan G.See Remarks695,654Oct 2, 20240
Eidel JeffSee Remarks869,730Aug 20, 20240
Meline David WDirector57,116Jun 20, 20240
Botstein DavidDirector–May 26, 20230
Fromen PeterSee Remarks190,280Mar 4, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 18, 2026 (view filing)8:17 PM ETAug 171 dayVan Oene MarkSee RemarksSSale−26.9K$1.13−$30.4K−1.0%2.71M after
Apr 3, 2026 (view filing)Apr 12 daysGibson James R IISee RemarksSSale−88.2K$1.37−$120.8K−6.6%1.25M after
Mar 4, 2026 (view filing)Mar 31 dayHenry Christian OSee RemarksSSale−12.5K$1.51−$18.9K−0.3%3.58M after
Mar 4, 2026 (view filing)Mar 31 dayVan Oene MarkSee RemarksSSale−6.50K$1.51−$9.82K−0.3%2.24M after
Mar 4, 2026 (view filing)Mar 31 dayFarmer MicheleSee RemarksSSale−2.98K$1.51−$4.50K−1.0%305.9K after
Feb 19, 2026 (view filing)Feb 17-182 daysVan Oene MarkSee RemarksSSale−184.9K$1.59−$294.9K−9.6%1.74M after2 lots
Feb 19, 2026 (view filing)Feb 17-182 daysHenry Christian OSee RemarksSSale−472.7K$1.59−$753.9K−15.0%2.67M after2 lots
Feb 19, 2026 (view filing)Feb 17-182 daysFarmer MicheleSee RemarksSSale−50.2K$1.59−$80.0K−18.6%219.1K after2 lots
Aug 20, 2025 (view filing)Aug 182 daysVan Oene MarkSee RemarksSSale−26.8K$1.31−$35.2K−1.4%1.92M after
May 21, 2025 (view filing)May 192 daysFarmer MicheleSee RemarksSSale−5.20K$1.00−$5.20K−1.9%269.3K after
Mar 5, 2025 (view filing)Mar 32 daysHenry Christian OSee RemarksSSale−12.5K$1.41−$17.6K−0.6%2.23M after
Mar 5, 2025 (view filing)Mar 32 daysVan Oene MarkSee RemarksSSale−6.49K$1.41−$9.15K−0.4%1.50M after
Mar 5, 2025 (view filing)Mar 32 daysFarmer MicheleSee RemarksSSale−2.97K$1.41−$4.19K−1.6%184.6K after
Feb 19, 2025 (view filing)Feb 181 dayFarmer MicheleSee RemarksSSale−24.3K$1.88−$45.8K−11.5%187.6K after
Feb 19, 2025 (view filing)Feb 181 dayVan Oene MarkSee RemarksSSale−100.8K$1.88−$189.5K−6.3%1.50M after
Feb 19, 2025 (view filing)Feb 181 dayHenry Christian OSee RemarksSSale−259.9K$1.88−$488.6K−10.4%2.24M after
Jan 10, 2025 (view filing)Jan 10Same dayVan Oene MarkSee RemarksSSale−34.4K$2.03−$69.8K−2.1%1.60M after
Oct 2, 2024 (view filing)Sep 302 daysKim Susan G.See RemarksSSale−19.8K$1.72−$34.0K−2.8%695.7K after
Sep 17, 2024 (view filing)Sep 161 dayHenry Christian OSee RemarksSSale−98.9K$1.75−$173.1K−3.8%2.50M after
Aug 20, 2024 (view filing)Aug 191 dayEidel JeffSee RemarksSSale−26.8K$1.59−$42.5K−3.0%869.7K after
Aug 20, 2024 (view filing)Aug 164 daysVan Oene MarkSee RemarksSSale−38.0K$1.66−$63.1K−2.3%1.63M after
May 22, 2024 (view filing)May 202 daysFarmer MicheleSee RemarksSSale−5.28K$2.03−$10.7K−2.4%211.9K after
Mar 6, 2024 (view filing)Mar 6Same dayMeline David WDirectorPPurchase+40.0K$4.40+$176.0KNew position40.0K after
Mar 6, 2024 (view filing)Mar 42 daysFarmer MicheleSee RemarksSSale−2.97K$4.87−$14.5K−1.3%217.2K after
Mar 6, 2024 (view filing)Mar 42 daysVan Oene MarkSee RemarksSSale−9.19K$4.87−$44.7K−0.5%1.67M after
Mar 6, 2024 (view filing)Mar 42 daysKim Susan G.See RemarksSSale−5.28K$4.87−$25.7K−0.7%712.3K after
Mar 6, 2024 (view filing)Mar 42 daysHenry Christian OSee RemarksSSale−14.2K$4.87−$69.0K−0.5%2.60M after
Feb 21, 2024 (view filing)Feb 165 daysVan Oene MarkSee RemarksSSale−33.6K$5.96−$200.0K−3.7%876.6K after
Feb 21, 2024 (view filing)Feb 165 daysEidel JeffSee RemarksSSale−15.5K$5.96−$92.4K−3.5%431.8K after
Feb 21, 2024 (view filing)Feb 16-205 daysKim Susan G.See RemarksSSale−23.3K$5.94−$138.4K−7.6%282.8K after2 lots
Feb 21, 2024 (view filing)Feb 16-205 daysHenry Christian OSee RemarksSSale−81.0K$5.94−$481.5K−7.5%1.01M after2 lots
Feb 21, 2024 (view filing)Feb 165 daysFarmer MicheleSee RemarksSSale−7.56K$5.96−$45.1K−7.0%101.2K after
Jan 10, 2024 (view filing)Jan 91 dayVan Oene MarkSee RemarksSSale−31.0K$7.77−$241.0K−3.3%910.2K after
Dec 15, 2023 (view filing)Dec 141 dayHenry Christian OSee RemarksSSale−20.0K$10.00−$200.0K−1.8%1.09M after10b5-1
Sep 29, 2023 (view filing)Sep 29Same dayKim Susan G.See RemarksSSale−19.3K$8.44−$162.5K−5.9%306.1K after
Sep 19, 2023 (view filing)Sep 181 dayHenry Christian OSee RemarksSSale−96.8K$10.12−$980.1K−8.1%1.11M after
Sep 12, 2023 (view filing)Sep 111 dayHenry Christian OSee RemarksSSale−10.0K$10.45−$104.5K−0.8%1.20M after10b5-1
Aug 18, 2023 (view filing)Aug 171 dayHenry Christian OSee RemarksSSale−10.0K$10.50−$105.0K−0.8%1.21M after10b5-1
Aug 18, 2023 (view filing)Aug 171 dayEidel JeffSee RemarksSSale−25.9K$10.60−$274.9K−5.5%444.7K after
Aug 18, 2023 (view filing)Aug 162 daysVan Oene MarkSee RemarksSSale−26.1K$11.00−$287.1K−2.7%939.8K after
May 19, 2023 (view filing)May 181 dayFarmer MicheleSee RemarksSSale−5.17K$12.59−$65.0K−4.6%107.6K after
Mar 17, 2023 (view filing)Mar 152 daysEricson William W.DirectorSSale−7.54K$8.90−$67.1K−28.6%18.8K after
Mar 6, 2023 (view filing)Mar 33 daysHenry Christian OSee RemarksSSale−13.8K$9.49−$130.7K−1.1%1.22M after
Mar 6, 2023 (view filing)Mar 33 daysVan Oene MarkSee RemarksSSale−6.27K$9.49−$59.5K−0.6%965.9K after
Mar 6, 2023 (view filing)Mar 33 daysKim Susan G.See RemarksSSale−5.04K$9.49−$47.9K−1.5%323.5K after
Mar 6, 2023 (view filing)Mar 33 daysFarmer MicheleSee RemarksSSale−3.15K$9.49−$29.9K−2.7%112.7K after
Feb 22, 2023 (view filing)Feb 175 daysKim Susan G.See RemarksSSale−907$10.27−$9.31K−0.6%162.6K after
Feb 22, 2023 (view filing)Feb 175 daysHenry Christian OSee RemarksSSale−1.53K$10.27−$15.7K−0.2%642.0K after
Jan 11, 2023 (view filing)Jan 101 dayVan Oene MarkSee RemarksSSale−26.7K$9.53−$254.7K−4.0%640.8K after
Dec 2, 2022 (view filing)Dec 11 dayHenry Christian OSee RemarksSSale−45.0K$10.84−$487.8K−6.5%643.6K after