DISCIPLINED GROWTH INVESTORS INC /MN

Holdings History for Proto Labs Inc - Common Stock (PRLB)

Symbol: PRLB on NYSE
Investment type: Equity - Shares of Stock
Class: Common Stock
Latest Disclosed Ownership: 2.17M shares
Security Ownership: 8.9%

Shares, Excluding Options vs Price

Value, Excluding Options

DISCIPLINED GROWTH INVESTORS INC /MN ownership in Proto Labs Inc Common Stock (PRLB)

2025-02-14 - DISCIPLINED GROWTH INVESTORS INC /MN has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 2.17M shares of Proto Labs Inc Common Stock (PRLB). This represents 8.9% percent ownership of the company. In their previous filing dated 2024-11-14, DISCIPLINED GROWTH INVESTORS INC /MN had reported owning 2.06M shares, indicating an increase of 5.69% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
DISCIPLINED GROWTH INVESTORS INC /MN	8.9%	+6.25%	$77.7M	2.17M	+117,106	+5.69%	$35.73	13G/A	12/31/2024	14 Feb 2025 15:07:27
DISCIPLINED GROWTH INVESTORS INC /MN	8.4%		$73.5M	2.06M			$35.73	13G/A	9/30/2024	14 Nov 2024 16:36:43

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
12/31/2024	1.62%	+0.09%	$85M	2.17M	+117,106	+5.69%	$39.09	Q4 2024
9/30/2024	1.14%	+0.06%	$60.4M	2.06M	+110,244	+5.66%	$29.37	Q3 2024
6/30/2024	1.13%	+0.02%	$60.1M	1.95M	+36,510	+1.91%	$30.89	Q2 2024
3/31/2024	1.25%	+0.13%	$68.3M	1.91M	+170,201	+9.78%	$35.75	Q1 2024
12/31/2023	1.48%	-0.02%	$67.8M	1.74M	-24,759	-1.4%	$38.96	Q4 2023
9/30/2023	1.11%	+0.01%	$46.6M	1.76M	+18,282	+1.05%	$26.40	Q3 2023
6/30/2023	1.38%	-0.2%	$61M	1.75M	-250,009	-12.5%	$34.96	Q2 2023
3/31/2023	1.7%	-0.11%	$66.2M	2M	-125,767	-5.93%	$33.15	Q1 2023
12/31/2022	1.39%	+0.12%	$54.2M	2.12M	+184,278	+9.51%	$25.53	Q4 2022
9/30/2022	1.96%	+0.06%	$70.6M	1.94M	+60,667	+3.23%	$36.43	Q3 2022
6/30/2022	2.42%	+0.02%	$89.8M	1.88M	+15,970	+0.86%	$47.84	Q2 2022
3/31/2022	2.14%	+0.08%	$98.4M	1.86M	+69,043	+3.85%	$52.90	Q1 2022
12/31/2021	1.85%	+0.63%	$92M	1.79M	+609,720	+51.6%	$51.35	Q4 2021
9/30/2021	1.56%	+0.27%	$78.7M	1.18M	+211,295	+21.8%	$66.60	Q3 2021
6/30/2021	1.7%	+1.06%	$89.1M	971K	+572,208	+144%	$91.80	Q2 2021
3/31/2021	0.98%	-0.52%	$48.5M	399K	-222,767	-35.8%	$121.75	Q1 2021
12/31/2020	1.84%	-0.07%	$95.3M	621K	-24,543	-3.8%	$153.40	Q4 2020
9/30/2020	1.96%	-0.06%	$83.7M	646K	-18,754	-2.82%	$129.50	Q3 2020
6/30/2020	1.81%	-0.65%	$74.8M	665K	-239,354	-26.5%	$112.47	Q2 2020
3/31/2020	1.57%	-0.03%	$68.8M	904K	-16,146	-1.75%	$76.13	Q1 2020
12/31/2019	1.54%	+0.03%	$93.5M	920K	+20,095	+2.23%	$101.55	Q4 2019
9/30/2019	1.7%	+0.03%	$91.9M	900K	+16,508	+1.87%	$102.10	Q3 2019
6/30/2019	1.91%	-0.08%	$103M	884K	-36,392	-3.96%	$116.02	Q2 2019
3/31/2019	1.7%	0%	$96.7M	920K	-1,403	-0.15%	$105.14	Q1 2019
12/31/2018	2.14%	-0.04%	$104M	921K	-17,669	-1.88%	$112.79	Q4 2018
9/30/2018	2.54%	+0.06%	$152M	939K	+22,895	+2.5%	$161.75	Q3 2018
6/30/2018	2.01%	-0.02%	$109M	916K	-9,910	-1.07%	$118.95	Q2 2018
3/31/2018	2.14%	-0.05%	$109M	926K	-22,317	-2.35%	$117.55	Q1 2018
12/31/2017	1.93%	0%	$97.7M	948K	-2,298	-0.24%	$103.00	Q4 2017
9/30/2017	1.6%	-0.02%	$76.3M	951K	-14,450	-1.5%	$80.30	Q3 2017
6/30/2017	1.35%	+0%	$64.9M	965K	+215	+0.02%	$67.25	Q2 2017
3/31/2017	1.1%	-0.01%	$49.3M	965K	-5,600	-0.58%	$51.10	Q1 2017
12/31/2016	1.14%	+1.14%	$49.8M	971K	+970,600	NEW	$51.35	Q4 2016

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.