Alliancebernstein L.P. Proto Labs Inc Transaction History

Alliancebernstein L.P.

$300 Billion
Q3 2025

A detailed history of Alliancebernstein L.P. transactions in Proto Labs Inc stock. As of the latest transaction made, Alliancebernstein L.P. holds 27,840 shares of PRLB stock, worth $1.35 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

27,840

Previous 31,840 12.56%

Holding current value

$1.35 Million

Previous $1.27 Million 9.26%

% of portfolio

0.0%

Previous 0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	SELL	$38.74 - $51.02 $154,960 - $204,080	-4,000 Reduced 12.56%	27,840 $1.39 Million
Q1 2025 May 15, 2025	SELL	$35.04 - $45.03 $120,187 - $154,452	-3,430 Reduced 9.72%	31,840 $1.12 Million
Q3 2024 Nov 14, 2024	BUY	$27.59 - $34.97 $94,633 - $119,947	3,430 Added 10.77%	35,270 $1.04 Million
Q2 2024 Aug 14, 2024	SELL	$29.95 - $34.81 $5,091 - $5,917	-170 Reduced 0.53%	31,840 $983,000
Q4 2023 Feb 14, 2024	SELL	$23.28 - $40.2 $43,300 - $74,772	-1,860 Reduced 5.49%	32,010 $1.25 Million

Q2 2023 Aug 15, 2023	SELL	$28.03 - $35.89 $15,136 - $19,380	-540 Reduced 1.57%	33,870 $1.18 Million
Q1 2023 May 15, 2023	SELL	$25.3 - $34.63 $25,350 - $34,699	-1,002 Reduced 2.83%	34,410 $1.14 Million
Q4 2022 Feb 14, 2023	SELL	$22.09 - $39.36 $164,194 - $292,562	-7,433 Reduced 17.35%	35,412 $904,000
Q3 2022 Nov 15, 2022	SELL	$35.39 - $51.97 $58,853 - $86,426	-1,663 Reduced 3.74%	42,845 $1.56 Million
Q2 2022 Aug 15, 2022	BUY	$40.26 - $54.7 $20,935 - $28,444	520 Added 1.18%	44,508 $2.13 Million
Q1 2022 May 13, 2022	SELL	$46.58 - $59.4 $2,841 - $3,623	-61 Reduced 0.14%	43,988 $2.33 Million
Q4 2021 Feb 14, 2022	SELL	$48.63 - $77.16 $181,827 - $288,501	-3,739 Reduced 7.82%	44,049 $2.26 Million
Q3 2021 Nov 10, 2021	SELL	$66.6 - $92.67 $122,210 - $170,049	-1,835 Reduced 3.7%	47,788 $3.18 Million
Q2 2021 Jul 30, 2021	BUY	$84.87 - $120.13 $201,990 - $285,909	2,380 Added 5.04%	49,623 $4.56 Million
Q1 2021 May 06, 2021	BUY	$115.19 - $251.49 $64,506 - $140,834	560 Added 1.2%	47,243 $5.75 Million
Q4 2020 Feb 08, 2021	SELL	$117.51 - $188.37 $21,974 - $35,225	-187 Reduced 0.4%	46,683 $7.16 Million
Q3 2020 Nov 12, 2020	SELL	$107.54 - $164.27 $316,167 - $482,953	-2,940 Reduced 5.9%	46,870 $6.07 Million
Q2 2020 Aug 13, 2020	BUY	$67.88 - $134.89 $148,657 - $295,409	2,190 Added 4.6%	49,810 $5.6 Million
Q1 2020 May 14, 2020	BUY	$64.61 - $113.05 $3,230 - $5,652	50 Added 0.11%	47,620 $3.63 Million
Q4 2019 Feb 18, 2020	BUY	$93.39 - $107.24 $12,514 - $14,370	134 Added 0.28%	47,570 $4.83 Million
Q3 2019 Nov 14, 2019	SELL	$89.99 - $113.58 $406,214 - $512,700	-4,514 Reduced 8.69%	47,436 $4.84 Million
Q2 2019 Aug 14, 2019	BUY	$97.35 - $117.14 $1.37 Million - $1.65 Million	14,100 Added 37.25%	51,950 $6.03 Million
Q4 2018 Feb 13, 2019	BUY	$102.02 - $157.99 $20,404 - $31,598	200 Added 0.53%	37,850 $4.27 Million
Q2 2018 Aug 13, 2018	BUY	$113.0 - $136.35 $158,200 - $190,890	1,400 Added 3.86%	37,650 $4.48 Million
Q1 2018 May 14, 2018	SELL	$103.85 - $125.9 $62,310 - $75,540	-600 Reduced 1.63%	36,250 $4.26 Million
Q4 2017 Feb 13, 2018	SELL	$79.6 - $105.8 $47,760 - $63,480	-600 Reduced 1.6%	36,850 $3.8 Million
Q3 2017 Nov 13, 2017	BUY	$69.55 - $80.3 $2.6 Million - $3.01 Million	37,450	37,450 $3.01 Million

Others Institutions Holding PRLB

# of Institutions

223

Shares Held

22.3M

Call Options Held

42.2K

Put Options Held

7.8K

View Full List

About Proto Labs Inc

Ticker PRLB
Exchange NYSE
Sector Industrials
Industry Metal Fabrication
Shares Outstandng 27,503,100
Market Cap $1.33B
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...

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Alliancebernstein L.P. Proto Labs Inc Transaction History