PACIFIC BIOSCIENCES CALIF IN

Ticker: PACB CUSIP: 69404D108 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 387,060 Value ($000) $724 Avg Close $1.92 Range $1.26 - $2.73

Q3 2025

Shares 387,060 Value ($000) $495 Avg Close $1.35 Range $1.15 - $1.76

Q2 2025

Shares 387,060 Value ($000) $480 Avg Close $1.15 Range $0.85 - $1.49

Q1 2025

Shares 227,660 Value ($000) $269 Avg Close $1.53 Range $1.08 - $2.22

Q4 2024

Shares 201,480 Value ($000) $369 Avg Close $1.95 Range $1.42 - $2.72

Q3 2024

Shares 342,540 Value ($000) $582 Avg Close $1.64 Range $1.16 - $2.26

Q2 2024

Shares 342,540 Value ($000) $469 Avg Close $2.02 Range $1.25 - $3.85

Q1 2024

Shares 270,730 Value ($000) $1,015 Avg Close $5.86 Range $3.46 - $9.99

Q4 2023

Shares 270,730 Value ($000) $2,656 Avg Close $8.18 Range $5.74 - $10.65

Q3 2023

Shares 263,830 Value ($000) $2,203 Avg Close $11.43 Range $8.16 - $14.55

Q2 2023

Shares 300,530 Value ($000) $3,997 Avg Close $12.15 Range $9.85 - $14.30

Q1 2023

Shares 229,300 Value ($000) $2,655 Avg Close $9.94 Range $7.77 - $12.54

Q4 2022

Shares 239,300 Value ($000) $1,957 Avg Close $8.62 Range $5.46 - $12.37

Q3 2022

Shares 243,700 Value ($000) $1,415 Avg Close $5.74 Range $3.89 - $14.20

Q2 2022

Shares 243,700 Value ($000) $1,077 Avg Close $6.08 Range $3.85 - $10.48

Q1 2022

Shares 244,800 Value ($000) $2,228 Avg Close $11.51 Range $8.26 - $21.01

Q4 2021

Shares 244,200 Value ($000) $4,996 Avg Close $24.13 Range $18.26 - $31.10

Q3 2021

Shares 244,200 Value ($000) $6,239 Avg Close $29.63 Range $24.31 - $35.58

Q2 2021

Shares 245,600 Value ($000) $8,589 Avg Close $29.09 Range $20.22 - $37.42

Q1 2021

Shares 239,200 Value ($000) $7,968 Avg Close $35.00 Range $24.47 - $53.69

Q4 2020

Shares 256,500 Value ($000) $6,654 Avg Close $16.99 Range $9.97 - $29.73

Q3 2020

Shares 225,900 Value ($000) $2,230 Avg Close $5.76 Range $3.41 - $10.11

Q2 2020

Shares 196,300 Value ($000) $677 Avg Close $3.40 Range $2.54 - $4.22

Q1 2020

Shares 196,300 Value ($000) $601 Avg Close $4.09 Range $2.20 - $5.44

Q4 2019

Shares 1,095,128 Value ($000) $5,629 Avg Close $5.08 Range $4.37 - $5.69

Q3 2019

Shares 803,733 Value ($000) $4,147 Avg Close $5.59 Range $4.96 - $6.21

Q2 2019

Shares 748,558 Value ($000) $4,529 Avg Close $7.01 Range $5.80 - $7.50

Q1 2019

Shares 395,379 Value ($000) $2,859 Avg Close $7.23 Range $6.72 - $7.46

Q4 2018

Shares 446,857 Value ($000) $3,307 Avg Close $6.34 Range $3.90 - $7.84

Q3 2018

Shares 140,700 Value ($000) $761 Avg Close $4.29 Range $3.33 - $5.82

Q2 2018

Shares 140,700 Value ($000) $499 Avg Close $2.77 Range $2.02 - $4.09

Q1 2018

Shares 116,000 Value ($000) $238 Avg Close $2.60 Range $2.03 - $3.43

Q4 2017

Shares 103,000 Value ($000) $272 Avg Close $3.50 Range $2.51 - $5.58

Q3 2017

Shares 103,000 Value ($000) $541 Avg Close $4.30 Range $3.08 - $5.70

Q2 2017

Shares 114,200 Value ($000) $407 Avg Close $4.03 Range $3.11 - $5.43

Q1 2017

Shares 78,500 Value ($000) $406 Avg Close $4.89 Range $3.78 - $5.74

Q4 2016

Shares 78,500 Value ($000) $298 Avg Close $7.27 Range $3.76 - $9.28

Q3 2016

Shares 85,800 Value ($000) $769 Avg Close $8.36 Range $6.76 - $9.50

Q2 2016

Shares 85,800 Value ($000) $604 Avg Close $9.14 Range $6.79 - $10.75

Q1 2016

Shares 83,600 Value ($000) $711 Avg Close $9.83 Range $7.50 - $13.98

Q4 2015

Shares 103,800 Value ($000) $1,363 Avg Close $8.97 Range $4.26 - $14.00

Q3 2015

Shares 95,700 Value ($000) $350 Avg Close $4.89 Range $3.58 - $5.90

Q2 2015

Shares 95,700 Value ($000) $551 Avg Close $5.79 Range $5.11 - $6.55

Q1 2015

Shares 90,900 Value ($000) $531 Avg Close $6.90 Range $5.38 - $8.78

Q4 2014

Shares 96,500 Value ($000) $757 Avg Close $6.40 Range $4.52 - $8.10

Q3 2014

Shares 76,900 Value ($000) $378 Avg Close $5.23 Range $4.38 - $6.42

Q2 2014

Shares 76,900 Value ($000) $475 Avg Close $5.00 Range $3.87 - $6.65

Q1 2014

Shares 78,522 Value ($000) $420 Avg Close $6.32 Range $4.73 - $8.20

Q4 2013

Shares 78,522 Value ($000) $411 Avg Close $4.59 Range $3.47 - $5.95

Q3 2013

Shares 88,122 Value ($000) $487 Avg Close $3.47 Range $2.45 - $6.50

Q2 2013

Shares 160,007 Value ($000) $403 Avg Close $2.49 Range $1.95 - $2.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	387,060	$724	$1.92	$1.26 - $2.73
Q3 2025	387,060	$495	$1.35	$1.15 - $1.76
Q2 2025	387,060	$480	$1.15	$0.85 - $1.49
Q1 2025	227,660	$269	$1.53	$1.08 - $2.22
Q4 2024	201,480	$369	$1.95	$1.42 - $2.72
Q3 2024	342,540	$582	$1.64	$1.16 - $2.26
Q2 2024	342,540	$469	$2.02	$1.25 - $3.85
Q1 2024	270,730	$1,015	$5.86	$3.46 - $9.99
Q4 2023	270,730	$2,656	$8.18	$5.74 - $10.65
Q3 2023	263,830	$2,203	$11.43	$8.16 - $14.55
Q2 2023	300,530	$3,997	$12.15	$9.85 - $14.30
Q1 2023	229,300	$2,655	$9.94	$7.77 - $12.54
Q4 2022	239,300	$1,957	$8.62	$5.46 - $12.37
Q3 2022	243,700	$1,415	$5.74	$3.89 - $14.20
Q2 2022	243,700	$1,077	$6.08	$3.85 - $10.48
Q1 2022	244,800	$2,228	$11.51	$8.26 - $21.01
Q4 2021	244,200	$4,996	$24.13	$18.26 - $31.10
Q3 2021	244,200	$6,239	$29.63	$24.31 - $35.58
Q2 2021	245,600	$8,589	$29.09	$20.22 - $37.42
Q1 2021	239,200	$7,968	$35.00	$24.47 - $53.69
Q4 2020	256,500	$6,654	$16.99	$9.97 - $29.73
Q3 2020	225,900	$2,230	$5.76	$3.41 - $10.11
Q2 2020	196,300	$677	$3.40	$2.54 - $4.22
Q1 2020	196,300	$601	$4.09	$2.20 - $5.44
Q4 2019	1,095,128	$5,629	$5.08	$4.37 - $5.69
Q3 2019	803,733	$4,147	$5.59	$4.96 - $6.21
Q2 2019	748,558	$4,529	$7.01	$5.80 - $7.50
Q1 2019	395,379	$2,859	$7.23	$6.72 - $7.46
Q4 2018	446,857	$3,307	$6.34	$3.90 - $7.84
Q3 2018	140,700	$761	$4.29	$3.33 - $5.82
Q2 2018	140,700	$499	$2.77	$2.02 - $4.09
Q1 2018	116,000	$238	$2.60	$2.03 - $3.43
Q4 2017	103,000	$272	$3.50	$2.51 - $5.58
Q3 2017	103,000	$541	$4.30	$3.08 - $5.70
Q2 2017	114,200	$407	$4.03	$3.11 - $5.43
Q1 2017	78,500	$406	$4.89	$3.78 - $5.74
Q4 2016	78,500	$298	$7.27	$3.76 - $9.28
Q3 2016	85,800	$769	$8.36	$6.76 - $9.50
Q2 2016	85,800	$604	$9.14	$6.79 - $10.75
Q1 2016	83,600	$711	$9.83	$7.50 - $13.98
Q4 2015	103,800	$1,363	$8.97	$4.26 - $14.00
Q3 2015	95,700	$350	$4.89	$3.58 - $5.90
Q2 2015	95,700	$551	$5.79	$5.11 - $6.55
Q1 2015	90,900	$531	$6.90	$5.38 - $8.78
Q4 2014	96,500	$757	$6.40	$4.52 - $8.10
Q3 2014	76,900	$378	$5.23	$4.38 - $6.42
Q2 2014	76,900	$475	$5.00	$3.87 - $6.65
Q1 2014	78,522	$420	$6.32	$4.73 - $8.20
Q4 2013	78,522	$411	$4.59	$3.47 - $5.95
Q3 2013	88,122	$487	$3.47	$2.45 - $6.50
Q2 2013	160,007	$403	$2.49	$1.95 - $2.94