Dimensional Fund Advisors’s Pacific Biosciences PACB Stock Holding History

Dimensional Fund Advisors’s Portfolio PACB Stock Details PACB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.19M	Buy	899,550 +575,801	+178%	+$1.03M	﹤0.01%	2812
2025 Q4	$603K	Sell	323,749 -39,074	-11%	-$75.1K	﹤0.01%	2940
2025 Q3	$464K	Sell	362,823 -27,760	-7%	-$37.6K	﹤0.01%	3006
2025 Q2	$485K	Sell	390,583 -56,405	-13%	-$65.1K	﹤0.01%	2999
2025 Q1	$527K	Sell	446,988 -49,828	-10%	-$76.4K	﹤0.01%	2999
2024 Q4	$909K	Sell	496,816 -53,059	-10%	-$104K	﹤0.01%	2933
2024 Q3	$935K	Sell	549,875 -763,262	-58%	-$1.25M	﹤0.01%	2923
2024 Q2	$1.8M	Sell	1,313,137 -2,121,331	-62%	-$4.28M	﹤0.01%	2786
2024 Q1	$12.9M	Buy	3,434,468 +377,206	+12%	+$2.21M	﹤0.01%	2199
2023 Q4	$30M	Sell	3,057,262 -98,944	-3%	-$809K	0.01%	1770
2023 Q3	$26.4M	Sell	3,156,206 -405,836	-11%	-$4.64M	0.01%	1771
2023 Q2	$47.4M	Sell	3,562,042 -23,331	-0.7%	-$284K	0.02%	1393
2023 Q1	$41.5M	Buy	3,585,373 +2,307,025	+180%	+$22.9M	0.01%	1465
2022 Q4	$10.5K	Buy	1,278,348 +1,097,913	+608%	+$9.46M	﹤0.01%	2185
2022 Q3	$1.05M	Buy	+180,435	New	+$1.04M	﹤0.01%	2868
2022 Q1	–	Sell	-65,657	Closed	-$1.34M	–	3547
2021 Q4	$1.34M	Buy	65,657 +310	+0.5%	+$7.48K	﹤0.01%	2952
2021 Q3	$1.67M	Buy	65,347 +13,166	+25%	+$390K	﹤0.01%	2903
2021 Q2	$1.82M	Sell	52,181 -70,991	-58%	-$2.06M	﹤0.01%	2891
2021 Q1	$4.12M	Buy	+123,172	New	+$4.31M	﹤0.01%	2639
2015 Q2	–	Sell	-335,413	Closed	-$1.96M	–	3368
2015 Q1	$1.96M	Sell	335,413 -161,105	-32%	-$1.11M	﹤0.01%	2837
2014 Q4	$3.89M	Sell	496,518 -100,983	-17%	-$646K	﹤0.01%	2651
2014 Q3	$2.93M	Sell	597,501 -171,287	-22%	-$896K	﹤0.01%	2727
2014 Q2	$4.75M	Sell	768,788 -40,835	-5%	-$204K	﹤0.01%	2586
2014 Q1	$4.33M	Sell	809,623 -18,011	-2%	-$114K	﹤0.01%	2606
2013 Q4	$4.33M	Buy	827,634 +143,828	+21%	+$660K	﹤0.01%	2621
2013 Q3	$3.78M	Buy	683,806 +212,184	+45%	+$737K	﹤0.01%	2656
2013 Q2	$1.19M	Buy	+471,622	New	+$1.17M	﹤0.01%	2974

Other funds holding PACB

AIM

ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return

NAMA

Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Dimensional Fund Advisors's PACB Position: Q1 2026 in Review

Dimensional Fund Advisors increased its Pacific Biosciences (PACB) stake by 178% in Q1 2026, buying an estimated $1.03M and bringing the position to 899,550 shares worth $1.19M. The position accounts for ﹤0.01% of the portfolio, ranked #2812.

Dimensional Fund Advisors first reported a position in PACB in Q2 2013 and has held it in 27 quarters since. The position peaked at $47.4M in Q2 2023. 229 funds tracked by Wall St. Rank hold PACB as of Q1 2026.

Dimensional Fund Advisors held 899,550 shares of Pacific Biosciences worth $1.19M as of Q1 2026.
Dimensional Fund Advisors bought 575,801 Pacific Biosciences shares in Q1 2026, an estimated $1.03M.
Pacific Biosciences made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #2812 holding.
Dimensional Fund Advisors first reported a position in Pacific Biosciences in Q2 2013 and has held it in 27 quarters since.
Dimensional Fund Advisors's Pacific Biosciences position peaked at $47.4M in Q2 2023.
229 funds tracked by Wall St. Rank held Pacific Biosciences as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.