PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q1 2025

Shares 711,738 Value ($000) $24,939 Avg Close $39.41 Range $34.08 - $46.73

Q4 2024

Shares 360,641 Value ($000) $14,097 Avg Close $35.94 Range $26.35 - $45.15

Q3 2024

Shares 387,741 Value ($000) $11,388 Avg Close $30.51 Range $25.76 - $35.49

Q2 2024

Shares 364,045 Value ($000) $11,245 Avg Close $31.69 Range $29.71 - $35.74

Q1 2024

Shares 226,520 Value ($000) $8,098 Avg Close $36.11 Range $33.13 - $41.87

Q4 2023

Shares 85,245 Value ($000) $3,321 Avg Close $32.38 Range $23.01 - $40.47

Q3 2023

Shares 80,718 Value ($000) $2,131 Avg Close $30.19 Range $25.13 - $36.33

Q2 2023

Shares 80,753 Value ($000) $2,823 Avg Close $31.86 Range $27.73 - $36.38

Q1 2023

Shares 85,745 Value ($000) $2,842 Avg Close $30.94 Range $25.00 - $39.52

Q2 2020

Shares 3,107 Value ($000) $349 Avg Close $102.64 Range $66.01 - $136.85

Q2 2018

Shares 23,034 Value ($000) $2,740 Avg Close $122.45 Range $111.20 - $136.40

Q1 2018

Shares 33,620 Value ($000) $3,952 Avg Close $113.00 Range $100.05 - $126.95

Q4 2017

Shares 31,204 Value ($000) $3,214 Avg Close $89.74 Range $79.06 - $109.10

Q3 2017

Shares 19,112 Value ($000) $1,535 Avg Close $72.28 Range $66.85 - $80.40

Q3 2015

Shares 4,600 Value ($000) $308 Avg Close $71.25 Range $65.82 - $79.95

Q2 2015

Shares 14,560 Value ($000) $983 Avg Close $70.59 Range $65.84 - $79.00

Q1 2015

Shares 14,560 Value ($000) $1,019 Avg Close $67.69 Range $57.30 - $74.82

Q4 2014

Shares 14,560 Value ($000) $978 Avg Close $65.74 Range $54.97 - $73.46

Q3 2014

Shares 31,798 Value ($000) $2,194 Avg Close $78.24 Range $68.88 - $94.23

Q2 2014

Shares 30,017 Value ($000) $2,459 Avg Close $67.73 Range $58.06 - $83.06

Q1 2014

Shares 48,579 Value ($000) $3,287 Avg Close $74.38 Range $62.09 - $84.00

Q4 2013

Shares 27,035 Value ($000) $1,925 Avg Close $77.51 Range $65.52 - $89.97

Q3 2013

Shares 10,996 Value ($000) $840 Avg Close $69.23 Range $61.46 - $80.66

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	711,738	$24,939	$39.41	$34.08 - $46.73
Q4 2024	360,641	$14,097	$35.94	$26.35 - $45.15
Q3 2024	387,741	$11,388	$30.51	$25.76 - $35.49
Q2 2024	364,045	$11,245	$31.69	$29.71 - $35.74
Q1 2024	226,520	$8,098	$36.11	$33.13 - $41.87
Q4 2023	85,245	$3,321	$32.38	$23.01 - $40.47
Q3 2023	80,718	$2,131	$30.19	$25.13 - $36.33
Q2 2023	80,753	$2,823	$31.86	$27.73 - $36.38
Q1 2023	85,745	$2,842	$30.94	$25.00 - $39.52
Q2 2020	3,107	$349	$102.64	$66.01 - $136.85
Q2 2018	23,034	$2,740	$122.45	$111.20 - $136.40
Q1 2018	33,620	$3,952	$113.00	$100.05 - $126.95
Q4 2017	31,204	$3,214	$89.74	$79.06 - $109.10
Q3 2017	19,112	$1,535	$72.28	$66.85 - $80.40
Q3 2015	4,600	$308	$71.25	$65.82 - $79.95
Q2 2015	14,560	$983	$70.59	$65.84 - $79.00
Q1 2015	14,560	$1,019	$67.69	$57.30 - $74.82
Q4 2014	14,560	$978	$65.74	$54.97 - $73.46
Q3 2014	31,798	$2,194	$78.24	$68.88 - $94.23
Q2 2014	30,017	$2,459	$67.73	$58.06 - $83.06
Q1 2014	48,579	$3,287	$74.38	$62.09 - $84.00
Q4 2013	27,035	$1,925	$77.51	$65.52 - $89.97
Q3 2013	10,996	$840	$69.23	$61.46 - $80.66