Granahan Investment Management, LLC Proto Labs Inc Transaction History

Granahan Investment Management, LLC

$2.38 Billion
Q3 2024

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2021 Feb 14, 2022	SELL	$48.63 - $77.16 $2.27 Million - $3.6 Million	-46,611 Closed	0 $0
Q3 2021 Nov 15, 2021	BUY	$66.6 - $92.67 $802,196 - $1.12 Million	12,045 Added 34.85%	46,611 $3.1 Million
Q2 2021 Aug 16, 2021	BUY	$84.87 - $120.13 $1.13 Million - $1.6 Million	13,339 Added 62.84%	34,566 $3.17 Million
Q1 2021 May 17, 2021	BUY	$115.19 - $251.49 $249,040 - $543,721	2,162 Added 11.34%	21,227 $2.58 Million
Q4 2020 Feb 12, 2021	SELL	$117.51 - $188.37 $113,397 - $181,777	-965 Reduced 4.82%	19,065 $2.93 Million
Q3 2020 Nov 12, 2020	SELL	$107.54 - $164.27 $580,716 - $887,058	-5,400 Reduced 21.23%	20,030 $2.59 Million
Q2 2020 Aug 14, 2020	BUY	$67.88 - $134.89 $6,448 - $12,814	95 Added 0.37%	25,430 $2.86 Million
Q1 2020 May 12, 2020	BUY	$64.61 - $113.05 $157,454 - $275,502	2,437 Added 10.64%	25,335 $1.93 Million
Q4 2019 Feb 14, 2020	BUY	$93.39 - $107.24 $27,083 - $31,099	290 Added 1.28%	22,898 $2.33 Million
Q2 2019 Aug 14, 2019	SELL	$97.35 - $117.14 $218,258 - $262,627	-2,242 Reduced 9.02%	22,608 $2.62 Million
Q1 2019 May 14, 2019	BUY	$100.92 - $130.06 $156,426 - $201,593	1,550 Added 6.65%	24,850 $2.61 Million
Q3 2018 Nov 13, 2018	SELL	$119.15 - $165.0 $500,430 - $693,000	-4,200 Reduced 15.27%	23,300 $3.77 Million
Q2 2018 Aug 15, 2018	BUY	$113.0 - $136.35 $28,250 - $34,087	250 Added 0.92%	27,500 $3.27 Million
Q1 2018 May 14, 2018	SELL	$103.85 - $125.9 $379,052 - $459,535	-3,650 Reduced 11.81%	27,250 $3.2 Million
Q4 2017 Feb 12, 2018	SELL	$79.6 - $105.8 $859,679 - $1.14 Million	-10,800 Reduced 25.9%	30,900 $3.18 Million
Q3 2017 Nov 14, 2017	BUY	$69.55 - $80.3 $2.9 Million - $3.35 Million	41,700	41,700 $3.35 Million

Others Institutions Holding PRLB

# of Institutions

206

Shares Held

21.7M

Call Options Held

72.8K

Put Options Held

29.3K

Black Rock Inc. New York, NY

4.32M
Shares

$171 Million
0.0% of portfolio
Vanguard Group Inc Valley Forge, PA

2.93M
Shares

$116 Million
0.0% of portfolio
Disciplined Growth Investors Inc Minneapolis, MN

2.06M
Shares

$81.5 Million
1.28% of portfolio
Dimensional Fund Advisors LP Austin, TX

1.23M
Shares

$48.9 Million
0.01% of portfolio
State Street Corp Boston, MA

965K
Shares

$38.3 Million
0.0% of portfolio

View Full List

About Proto Labs Inc

Ticker PRLB
Exchange NYSE
Sector Industrials
Industry Metal Fabrication
Shares Outstandng 27,503,100
Market Cap $1.09B
Description
Proto Labs, Inc., together with its subsidiaries, operates as an e-commerce driven digital manufacturer of custom prototypes and on-demand production parts in the worldwide. The company offers injection molding; computer numerical control machining; three-dimensional (3D) printing, which include stereolithography, selective laser sintering, dire...

More about PRLB

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