Bank of Montreal’s Pacific Biosciences PACB Stock Holding History

Bank of Montreal’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	–	Sell	-126,923	Closed	-$237K	–	3960
2025 Q4	$237K	Buy	126,923 +18,353	+17%	+$35.3K	﹤0.01%	2741
2025 Q3	$139K	Buy	108,570 +7,695	+8%	+$10.4K	﹤0.01%	2884
2025 Q2	$125K	Sell	100,875 -4,690	-4%	-$5.42K	﹤0.01%	2932
2025 Q1	$125K	Buy	+105,565	New	+$162K	﹤0.01%	2869
2024 Q4	–	Sell	-13,310	Closed	-$23.3K	–	3843
2024 Q3	$23.3K	Buy	+13,310	New	+$21.9K	﹤0.01%	3555
2023 Q2	–	Sell	-13,842	Closed	-$161K	–	4216
2023 Q1	$161K	Buy	+13,842	New	+$138K	﹤0.01%	3100
2022 Q1	–	Sell	-10,085	Closed	-$212K	–	4255
2021 Q4	$212K	Buy	10,085 +875	+10%	+$21.1K	﹤0.01%	2939
2021 Q3	$230K	Buy	9,210 +1,354	+17%	+$40.1K	﹤0.01%	3268
2021 Q2	$283K	Sell	7,856 -5,532	-41%	-$161K	﹤0.01%	3081
2021 Q1	$448K	Sell	13,388 -21,488	-62%	-$752K	﹤0.01%	2708
2020 Q4	$1.19M	Buy	34,876 +21,906	+169%	+$372K	﹤0.01%	2117
2020 Q3	$158K	Sell	12,970 -3,856	-23%	-$22.2K	﹤0.01%	2839
2020 Q2	$65K	Buy	16,826 +12,770	+315%	+$43.5K	﹤0.01%	3297
2020 Q1	$12K	Sell	4,056 -17,836	-81%	-$73K	﹤0.01%	3428
2019 Q4	$113K	Buy	21,892 +5,347	+32%	+$27.2K	﹤0.01%	3434
2019 Q3	$85K	Buy	16,545 +662	+4%	+$3.7K	﹤0.01%	3382
2019 Q2	$97K	Buy	15,883 +11,827	+292%	+$82.9K	﹤0.01%	3356
2019 Q1	$29K	Sell	4,056 -1,934	-32%	-$14K	﹤0.01%	3550
2018 Q4	$44K	Buy	5,990 +1,093	+22%	+$6.92K	﹤0.01%	3330
2018 Q3	$27K	Sell	4,897 -24	-0.5%	-$103	﹤0.01%	3604
2018 Q2	$17K	Sell	4,921 -1,751	-26%	-$4.86K	﹤0.01%	3798
2018 Q1	$14K	Buy	6,672 +2,130	+47%	+$5.53K	﹤0.01%	3656
2017 Q4	$12K	Sell	4,542 -1,354	-23%	-$4.74K	﹤0.01%	3725
2017 Q3	$31K	Hold	5,896	–	–	﹤0.01%	3386
2017 Q2	$21K	Sell	5,896 -35,463	-86%	-$143K	﹤0.01%	3527
2017 Q1	$214K	Buy	41,359 +35,463	+601%	+$174K	﹤0.01%	2431
2016 Q4	$45K	Hold	5,896	–	–	﹤0.01%	3147
2016 Q3	$52K	Sell	5,896 -5,000	-46%	-$41.8K	﹤0.01%	3034
2016 Q2	$76K	Hold	10,896	–	–	﹤0.01%	2916
2016 Q1	$93K	Buy	10,896 +3,130	+40%	+$30.8K	﹤0.01%	2824
2015 Q4	$102K	Sell	7,766 -2,234	-22%	-$20K	﹤0.01%	2763
2015 Q3	$37K	Hold	10,000	–	–	﹤0.01%	3032
2015 Q2	$58K	Hold	10,000	–	–	﹤0.01%	2965
2015 Q1	$58K	Hold	10,000	–	–	﹤0.01%	2862
2014 Q4	$78K	Buy	+10,000	New	+$64K	﹤0.01%	2884
2014 Q3	–	Sell	-1,290	Closed	-$8K	–	4304
2014 Q2	$8K	Buy	+1,290	New	+$6.46K	﹤0.01%	3967

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 $175B AUM 40.63% 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

Bank of Montreal's PACB Position: Q1 2026 in Review

Bank of Montreal sold out of Pacific Biosciences (PACB) in Q1 2026, closing a stake of 126,923 shares — an estimated $237K sold.

Bank of Montreal first reported a position in PACB in Q2 2014 and held it in 36 quarters. The position peaked at $1.19M in Q4 2020. 229 funds tracked by Wall St. Rank hold PACB as of Q1 2026.

Bank of Montreal reported no remaining Pacific Biosciences position as of Q1 2026 after selling out during the quarter.
Bank of Montreal sold 126,923 Pacific Biosciences shares in Q1 2026, an estimated $237K.
Bank of Montreal first reported a position in Pacific Biosciences in Q2 2014 and held it in 36 quarters.
Bank of Montreal's Pacific Biosciences position peaked at $1.19M in Q4 2020.
229 funds tracked by Wall St. Rank held Pacific Biosciences as of Q1 2026.

Based on Bank of Montreal's 13F filing for Q1 2026, filed 13 May 2026.