TWILIO INC

Ticker: TWLO CUSIP: 90138F102 Class: Common Stock

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q3 2025

Shares 591,367 Value ($000) $59,190 Avg Close $112.58 Range $91.84 - $135.40

Q2 2025

Shares 806,789 Value ($000) $100,332 Avg Close $106.33 Range $77.51 - $125.52

Q1 2025

Shares 818,964 Value ($000) $80,185 Avg Close $118.50 Range $94.13 - $151.95

Q4 2024

Shares 721,627 Value ($000) $77,993 Avg Close $91.39 Range $63.19 - $116.43

Q4 2021

Shares 205,646 Value ($000) $54,155 Avg Close $299.07 Range $235.00 - $373.00

Q3 2021

Shares 233,281 Value ($000) $74,428 Avg Close $364.14 Range $311.18 - $412.68

Q2 2021

Shares 248,251 Value ($000) $97,851 Avg Close $347.16 Range $275.60 - $405.80

Q1 2021

Shares 254,378 Value ($000) $86,682 Avg Close $374.56 Range $306.04 - $457.30

Q4 2020

Shares 325,148 Value ($000) $110,063 Avg Close $312.48 Range $247.50 - $374.49

Q3 2020

Shares 347,413 Value ($000) $85,842 Avg Close $246.54 Range $214.32 - $288.81

Q2 2020

Shares 604,070 Value ($000) $132,545 Avg Close $160.56 Range $79.25 - $222.38

Q1 2020

Shares 701,300 Value ($000) $62,759 Avg Close $109.80 Range $68.06 - $133.00

Q4 2019

Shares 512,543 Value ($000) $50,373 Avg Close $102.13 Range $89.81 - $118.34

Q3 2019

Shares 413,348 Value ($000) $45,452 Avg Close $129.67 Range $104.22 - $150.44

Q2 2019

Shares 467,002 Value ($000) $63,676 Avg Close $133.15 Range $118.48 - $151.00

Q1 2019

Shares 254,986 Value ($000) $32,939 Avg Close $112.62 Range $80.13 - $136.00

Q4 2018

Shares 316,168 Value ($000) $28,234 Avg Close $81.24 Range $62.43 - $100.47

Q2 2017

Shares 12,900 Value ($000) $376 Avg Close $27.35 Range $22.80 - $34.45

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	591,367	$59,190	$112.58	$91.84 - $135.40
Q2 2025	806,789	$100,332	$106.33	$77.51 - $125.52
Q1 2025	818,964	$80,185	$118.50	$94.13 - $151.95
Q4 2024	721,627	$77,993	$91.39	$63.19 - $116.43
Q4 2021	205,646	$54,155	$299.07	$235.00 - $373.00
Q3 2021	233,281	$74,428	$364.14	$311.18 - $412.68
Q2 2021	248,251	$97,851	$347.16	$275.60 - $405.80
Q1 2021	254,378	$86,682	$374.56	$306.04 - $457.30
Q4 2020	325,148	$110,063	$312.48	$247.50 - $374.49
Q3 2020	347,413	$85,842	$246.54	$214.32 - $288.81
Q2 2020	604,070	$132,545	$160.56	$79.25 - $222.38
Q1 2020	701,300	$62,759	$109.80	$68.06 - $133.00
Q4 2019	512,543	$50,373	$102.13	$89.81 - $118.34
Q3 2019	413,348	$45,452	$129.67	$104.22 - $150.44
Q2 2019	467,002	$63,676	$133.15	$118.48 - $151.00
Q1 2019	254,986	$32,939	$112.62	$80.13 - $136.00
Q4 2018	316,168	$28,234	$81.24	$62.43 - $100.47
Q2 2017	12,900	$376	$27.35	$22.80 - $34.45