On this page, we present all of the funds holding ALTG from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding ALTG, with a link to that fund's top holdings. The next columns indicate the amount of ALTG stock held by each of the funds holding ALTG, followed by the ALTG position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 117 funds holding ALTG within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Punch & Associates Investment Management Inc.. For more details on the positions held by Punch & Associates Investment Management Inc. (or by any of the other funds holding ALTG), click the fund name in the "Holder" column of the funds-holding-ALTG table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Punch & Associates Investment Management Inc.		$10,156,977	12/31/2023
Call	820,277	$10,146,830	12/31/2023
ALTG	820,277	$10,147	12/31/2023
B. Riley Financial Inc.	3,609,763	$44,653	12/31/2023
ALTG	3,609,763	$44,653	12/31/2023
Voss Capital LLC	3,245,000	$40,141	12/31/2023
ALTG	3,245,000	$40,141	12/31/2023
BlackRock Inc.	3,015,749	$37,305	12/31/2023
ALTG	3,015,749	$37,305	12/31/2023
Mill Road Capital Management LLC	2,361,002	$29,206	12/31/2023
ALTG	2,361,002	$29,206	12/31/2023
Vanguard Group Inc.	1,241,192	$15,354	12/31/2023
ALTG	1,241,192	$15,354	12/31/2023
Granahan Investment Management Inc. MA	1,030,942	$12,753	12/31/2023
ALTG	1,030,942	$12,753	12/31/2023
Wells Fargo & Company MN	648,621	$8,023	12/31/2023
ALTG	648,621	$8,023	12/31/2023
Dimensional Fund Advisors LP	573,359	$7,093	12/31/2023
ALTG	573,359	$7,093	12/31/2023
Loomis Sayles & Co. L P	515,377	$6,375	12/31/2023
ALTG	515,377	$6,375	12/31/2023
Geode Capital Management LLC	498,112	$6,162	12/31/2023
ALTG	498,112	$6,162	12/31/2023
State Street Corp	459,091	$5,679	12/31/2023
ALTG	459,091	$5,679	12/31/2023
Morgan Stanley	404,456	$5,003	12/31/2023
ALTG	404,456	$5,003	12/31/2023
CIBC Private Wealth Group LLC	347,746	$4,302	12/31/2023
ALTG	347,746	$4,302	12/31/2023
Nantahala Capital Management LLC	302,509	$3,742	12/31/2023
ALTG	302,509	$3,742	12/31/2023
Nuveen Asset Management LLC	268,405	$3,320	12/31/2023
ALTG	268,405	$3,320	12/31/2023
Citadel Advisors LLC		$3,210	12/31/2023
ALTG	280,793	$3,473	12/31/2023
Put	46,100	$570	12/31/2023
Call	24,800	$307	12/31/2023
Register Financial Advisors LLC	232,631	$3,013	03/31/2024
ALTG	232,631	$3,013	03/31/2024
Foundry Partners LLC	236,400	$2,924	12/31/2023
ALTG	236,400	$2,924	12/31/2023
ABS Direct Equity Fund LLC	220,000	$2,721	12/31/2023
ALTG	220,000	$2,721	12/31/2023
Bank of New York Mellon Corp	207,671	$2,689	03/31/2024
ALTG	207,671	$2,689	03/31/2024
Northern Trust Corp	215,331	$2,664	12/31/2023
ALTG	215,331	$2,664	12/31/2023
Essex Investment Management Co. LLC	164,314	$2,033	12/31/2023
ALTG	164,314	$2,033	12/31/2023
Ancora Advisors LLC	160,259	$1,982	12/31/2023
ALTG	160,259	$1,982	12/31/2023
Rock Creek Group LP	150,000	$1,856	12/31/2023
ALTG	150,000	$1,856	12/31/2023
Russell Investments Group Ltd.	138,167	$1,709	12/31/2023
ALTG	138,167	$1,709	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	125,962	$1,558	12/31/2023
ALTG	125,962	$1,558	12/31/2023
Renaissance Technologies LLC	116,400	$1,440	12/31/2023
ALTG	116,400	$1,440	12/31/2023
Spouting Rock Asset Management LLC	112,445	$1,391	12/31/2023
ALTG	112,445	$1,391	12/31/2023
Bank of Montreal Can	103,725	$1,332	12/31/2023
ALTG	103,725	$1,332	12/31/2023
New York State Common Retirement Fund	90,839	$1,124	12/31/2023
ALTG	90,839	$1,124	12/31/2023
Tudor Investment Corp Et Al	82,153	$1,016	12/31/2023
ALTG	82,153	$1,016	12/31/2023
Goldman Sachs Group Inc.	76,111	$941	12/31/2023
ALTG	76,111	$941	12/31/2023
Ameriprise Financial Inc.	75,532	$934	12/31/2023
ALTG	75,532	$934	12/31/2023
Quantum Private Wealth LLC	74,580	$923	12/31/2023
ALTG	74,580	$923	12/31/2023
Two Sigma Investments LP	74,379	$920	12/31/2023
ALTG	74,379	$920	12/31/2023
Squarepoint Ops LLC	72,515	$897	12/31/2023
ALTG	72,515	$897	12/31/2023
Contrarian Capital Management L.L.C.	72,000	$891	12/31/2023
ALTG	72,000	$891	12/31/2023
Legato Capital Management LLC	65,791	$852	03/31/2024
ALTG	65,791	$852	03/31/2024
B. Riley Asset Management LLC	70,000	$813	12/31/2023
ALTG	70,000	$813	12/31/2023
Marshall Wace LLP	63,766	$789	12/31/2023
ALTG	63,766	$789	12/31/2023
Charles Schwab Investment Management Inc.	63,429	$785	12/31/2023
ALTG	63,429	$785	12/31/2023
Assenagon Asset Management S.A.	59,446	$770	03/31/2024
ALTG	59,446	$770	03/31/2024
Millrace Asset Group Inc.	58,005	$718	12/31/2023
ALTG	58,005	$718	12/31/2023
State of Wisconsin Investment Board	44,640	$552	12/31/2023
ALTG	44,640	$552	12/31/2023
Two Sigma Advisers LP	43,900	$543	12/31/2023
ALTG	43,900	$543	12/31/2023
Millennium Management LLC	40,780	$504	12/31/2023
ALTG	40,780	$504	12/31/2023
GSA Capital Partners LLP	40,195	$497	12/31/2023
ALTG	40,195	$497	12/31/2023
Nebula Research & Development LLC	39,694	$491	12/31/2023
ALTG	39,694	$491	12/31/2023
UBS Group AG	39,503	$489	12/31/2023
ALTG	39,503	$489	12/31/2023
Swiss National Bank	38,600	$477	12/31/2023
ALTG	38,600	$477	12/31/2023
Barclays PLC	36,323	$450	12/31/2023
ALTG	36,323	$450	12/31/2023
Boothbay Fund Management LLC	36,089	$446	12/31/2023
ALTG	36,089	$446	12/31/2023
Occudo Quantitative Strategies LP	34,764	$430	12/31/2023
ALTG	34,764	$430	12/31/2023
Invesco Ltd.	34,326	$425	12/31/2023
ALTG	34,326	$425	12/31/2023
PEAK6 Investments LLC		$410	12/31/2023
ALTG	36,150	$447	12/31/2023
Put	3,400	$42	12/31/2023
Call	400	$5	12/31/2023
Tectonic Advisors LLC	32,781	$406	12/31/2023
ALTG	32,781	$406	12/31/2023
Bank of America Corp DE	29,988	$371	12/31/2023
ALTG	29,988	$371	12/31/2023
Strs Ohio	28,200	$348	12/31/2023
ALTG	28,200	$348	12/31/2023
Rhumbline Advisers	27,784	$344	12/31/2023
ALTG	27,784	$344	12/31/2023
Sierra Summit Advisors LLC	27,393	$339	12/31/2023
ALTG	27,393	$339	12/31/2023
Townsquare Capital LLC	23,096	$286	12/31/2023
ALTG	23,096	$286	12/31/2023
FMR LLC	22,597	$280	12/31/2023
ALTG	22,597	$280	12/31/2023
Zacks Investment Management	21,750	$269	12/31/2023
ALTG	21,750	$269	12/31/2023
American Century Companies Inc.	21,607	$267	12/31/2023
ALTG	21,607	$267	12/31/2023
California State Teachers Retirement System	21,133	$261	12/31/2023
ALTG	21,133	$261	12/31/2023
JPMorgan Chase & Co.	20,299	$251	12/31/2023
ALTG	20,299	$251	12/31/2023
Mesirow Financial Investment Management Inc.	19,144	$248	03/31/2024
ALTG	19,144	$248	03/31/2024
Resources Investment Advisors LLC.	20,064	$248	12/31/2023
ALTG	20,064	$248	12/31/2023
Jane Street Group LLC	18,117	$224	12/31/2023
ALTG	18,117	$224	12/31/2023
Credit Suisse AG	16,802	$208	12/31/2023
ALTG	16,802	$208	12/31/2023
Engineers Gate Manager LP	16,312	$202	12/31/2023
ALTG	16,312	$202	12/31/2023
Commonwealth Equity Services LLC	15,095	$195	03/31/2024
ALTG	15,095	$195	03/31/2024
Y Intercept Hong Kong Ltd	15,757	$195	12/31/2023
ALTG	15,757	$195	12/31/2023
National Asset Management Inc.	15,326	$190	12/31/2023
ALTG	15,326	$190	12/31/2023
Janus Henderson Group PLC	15,119	$187	12/31/2023
ALTG	15,119	$187	12/31/2023
Quadrature Capital Ltd	15,062	$186	12/31/2023
ALTG	15,062	$186	12/31/2023
Legal & General Group Plc	14,337	$177	12/31/2023
ALTG	14,337	$177	12/31/2023
Aristides Capital LLC	14,162	$175	12/31/2023
ALTG	14,162	$175	12/31/2023
Group One Trading L.P.		$170	12/31/2023
Call	21,700	$268	12/31/2023
Put	7,900	$98	12/31/2023
Corton Capital Inc.	13,097	$162	12/31/2023
ALTG	13,097	$162	12/31/2023
American International Group Inc.	11,470	$142	12/31/2023
ALTG	11,470	$142	12/31/2023
AQR Capital Management LLC	11,078	$137	12/31/2023
ALTG	11,078	$137	12/31/2023
MetLife Investment Management LLC	10,902	$135	12/31/2023
ALTG	10,902	$135	12/31/2023
Deutsche Bank AG	10,676	$132	12/31/2023
ALTG	10,676	$132	12/31/2023
Aquatic Capital Management LLC	10,700	$132	12/31/2023
ALTG	10,700	$132	12/31/2023
The Manufacturers Life Insurance Company	10,051	$124	12/31/2023
ALTG	10,051	$124	12/31/2023
Quantbot Technologies LP	9,381	$116	12/31/2023
ALTG	9,381	$116	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	8,577	$111	03/31/2024
ALTG	8,577	$111	03/31/2024
Royal Bank of Canada	8,523	$106	12/31/2023
ALTG	8,523	$106	12/31/2023
Steward Partners Investment Advisory LLC	8,514	$105	12/31/2023
ALTG	8,514	$105	12/31/2023
AJOVista LLC	4,807	$59	12/31/2023
ALTG	4,807	$59	12/31/2023
EntryPoint Capital LLC	4,479	$55	12/31/2023
ALTG	4,479	$55	12/31/2023
GWM Advisors LLC	4,398	$54	12/31/2023
ALTG	4,398	$54	12/31/2023
Center for Financial Planning Inc.	3,817	$49	03/31/2024
ALTG	3,817	$49	03/31/2024
Citigroup Inc.	3,316	$41	12/31/2023
ALTG	3,316	$41	12/31/2023
Quadrant Capital Group LLC	3,063	$38	12/31/2023
ALTG	3,063	$38	12/31/2023
Tower Research Capital LLC TRC	2,988	$37	12/31/2023
ALTG	2,988	$37	12/31/2023
Bollard Group LLC	2,980	$37	12/31/2023
ALTG	2,980	$37	12/31/2023
Lazard Asset Management LLC	2,525	$31	12/31/2023
ALTG	2,525	$31	12/31/2023
Ameritas Investment Partners Inc.	2,313	$29	12/31/2023
ALTG	2,313	$29	12/31/2023
nVerses Capital LLC	1,400	$18	03/31/2024
ALTG	1,400	$18	03/31/2024
Metropolitan Life Insurance Co NY	1,165	$14	12/31/2023
ALTG	1,165	$14	12/31/2023
Advisor Group Holdings Inc.	850	$11	12/31/2023
ALTG	850	$11	12/31/2023
Amalgamated Bank	658	$9	03/31/2024
ALTG	658	$9	03/31/2024
Signaturefd LLC	647	$8	12/31/2023
ALTG	647	$8	12/31/2023
CWM LLC	477	$6	03/31/2024
ALTG	477	$6	03/31/2024
Quarry LP	178	$2	12/31/2023
ALTG	178	$2	12/31/2023
The PNC Financial Services Group Inc.	108	$1	12/31/2023
ALTG	108	$1	12/31/2023
Rockbridge Investment Management LCC	100	$1	12/31/2023
ALTG	100	$1	12/31/2023
Lindbrook Capital LLC	26	$0	03/31/2024
ALTG	26	$0	03/31/2024
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
ALTG	0	$0	12/31/2023
Call	0	$0	12/31/2023
Nisa Investment Advisors LLC	28	$0	12/31/2023
ALTG	28	$0	12/31/2023
Fifth Lane Capital LP		$0	12/31/2023
Put	5,000	$0	12/31/2023
Call	5,000	$0	12/31/2023
Farther Finance Advisors LLC	3	$0	12/31/2023
ALTG	3	$0	12/31/2023
Wolverine Trading LLC		$-135	12/31/2023
Put	10,900	$135	12/31/2023
Susquehanna International Group LLP		$-818	12/31/2023
Put	189,600	$2,345	12/31/2023
Call	62,600	$774	12/31/2023
ALTG	60,885	$753	12/31/2023
Simplex Trading LLC	3,700	$-1,209	03/31/2024
Put	132,400	$1,714	03/31/2024
ALTG	35,434	$458	03/31/2024
Call	3,700	$47	03/31/2024