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$ALTG

$6.50 +$0.06 (0.93%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Riley Financial, Inc. B.

5,848,317 shares

Net: 0 B/S: -

Ryan Greenawalt

5,721,710 shares

Net: +124,961 B/S: 5.47

RILEY PRINCIPAL INVESTMENTS, LLC B.

5,587,620 shares

Net: 0 B/S: -

THOMAS E LYNCH

4,373,208 shares

Net: +80,000 B/S: ∞

Capital, LP Voss

963,689 shares

Net: 0 B/S: -

Anthony Colucci

240,750 shares

Net: +14,112 B/S: 2.73

Capital, LLC Voss

160,000 shares

Net: 0 B/S: -

Daniel Shribman

131,393 shares

Net: +40,000 B/S: ∞

ANDREW P STUDDERT

116,813 shares

Net: 0 B/S: -

Craig Brubaker

112,832 shares

Net: 0 B/S: -

Zachary E. Savas

99,711 shares

Net: 0 B/S: -

Jeffrey Alan Hoover

84,730 shares

Net: +32,953 B/S: ∞

Katherine E White

67,301 shares

Net: 0 B/S: -

Sidhartha Nair

37,806 shares

Net: +4,000 B/S: ∞

Riley Principal Sponsor Co., LLC B.

24,200 shares

Net: 0 B/S: -

COLIN WILSON

8,812 shares

Net: 0 B/S: -

James L Kempner

4,830 shares

Net: 0 B/S: -

BRYANT R RILEY

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Riley Financial, Inc. B.	5,848,317	0	-
Ryan Greenawalt	5,721,710	+124,961	5.47
RILEY PRINCIPAL INVESTMENTS, LLC B.	5,587,620	0	-
THOMAS E LYNCH	4,373,208	+80,000	∞
Capital, LP Voss	963,689	0	-
Anthony Colucci	240,750	+14,112	2.73
Capital, LLC Voss	160,000	0	-
Daniel Shribman	131,393	+40,000	∞
ANDREW P STUDDERT	116,813	0	-
Craig Brubaker	112,832	0	-
Zachary E. Savas	99,711	0	-
Jeffrey Alan Hoover	84,730	+32,953	∞
Katherine E White	67,301	0	-
Sidhartha Nair	37,806	+4,000	∞
Riley Principal Sponsor Co., LLC B.	24,200	0	-
COLIN WILSON	8,812	0	-
James L Kempner	4,830	0	-
BRYANT R RILEY	0	0	-

Individual Transactions

March 13, 2026

THOMAS E LYNCH

Open Market Purchase

Change: +3,798

Price: $5.95

Shares: 4,373,208

Value: +$22,584

Insider	Filing Date	Transaction	Shares	Change	Price	Value
THOMAS E LYNCH	Mar 16	Open Market Purchase (P) Market Purchase	4,373,208	+3,798	$5.95	+$22,584

March 12, 2026

THOMAS E LYNCH

Open Market Purchase

Change: +58,162

Price: $6.10

Shares: 4,369,410

Value: +$354,666

Insider	Filing Date	Transaction	Shares	Change	Price	Value
THOMAS E LYNCH	Mar 16	Open Market Purchase (P) Market Purchase	4,369,410	+58,162	$6.10	+$354,666

March 11, 2026

Sidhartha Nair

Open Market Purchase

Change: +1,000

Price: $6.37

Shares: 37,806

Value: +$6,370

THOMAS E LYNCH

Open Market Purchase

Change: +18,040

Price: $6.36

Shares: 4,311,248

Value: +$114,761

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sidhartha Nair	Mar 16	Open Market Purchase (P) Market Purchase	37,806	+1,000	$6.37	+$6,370
THOMAS E LYNCH	Mar 13	Open Market Purchase (P) Market Purchase	4,311,248	+18,040	$6.36	+$114,761

March 09, 2026

Sidhartha Nair

Open Market Purchase

Change: +1,000

Price: $6.75

Shares: 36,806

Value: +$6,750

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sidhartha Nair	Mar 16	Open Market Purchase (P) Market Purchase	36,806	+1,000	$6.75	+$6,750

March 05, 2026

Sidhartha Nair

Open Market Purchase

Change: +1,000

Price: $7.00

Shares: 35,806

Value: +$7,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sidhartha Nair	Mar 16	Open Market Purchase (P) Market Purchase	35,806	+1,000	$7.00	+$7,000

March 03, 2026

Sidhartha Nair

Open Market Purchase

Change: +1,000

Price: $7.13

Shares: 34,806

Value: +$7,130

Anthony Colucci

Open Market Sale

Change: -8,137

Price: $7.05

Shares: 240,750

Value: -$57,379

Ryan Greenawalt

Open Market Sale

Change: -27,986

Price: $7.05

Shares: 5,721,710

Value: -$197,290

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sidhartha Nair	Mar 16	Open Market Purchase (P) Market Purchase	34,806	+1,000	$7.13	+$7,130
Anthony Colucci	Mar 03	Open Market Sale (S) Market Sale	240,750	-8,137	$7.05	-$57,379
Ryan Greenawalt	Mar 03	Open Market Sale (S) Market Sale	5,721,710	-27,986	$7.05	-$197,290

February 27, 2026

Jeffrey Alan Hoover

Grant/Award Acquisition

Change: +17,261

Price: $0.00

Shares: 84,730

Value: +$0

Anthony Colucci

Grant/Award Acquisition

Change: +11,654

Price: $0.00

Shares: 241,809

Value: +$0

Ryan Greenawalt

Grant/Award Acquisition

Change: +80,115

Price: $0.00

Shares: 5,728,993

Value: +$0

Jeffrey Alan Hoover

Grant/Award Acquisition

Change: +15,692

Price: $0.00

Shares: 58,205

Value: +$0

Anthony Colucci

Grant/Award Acquisition

Change: +10,595

Price: $0.00

Shares: 232,038

Value: +$0

Ryan Greenawalt

Grant/Award Acquisition

Change: +72,832

Price: $0.00

Shares: 5,633,859

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jeffrey Alan Hoover	Mar 25	Grant/Award Acquisition (A) Compensation/Award	84,730	+17,261	$0.00	+$0
Anthony Colucci	Mar 25	Grant/Award Acquisition (A) Compensation/Award	241,809	+11,654	$0.00	+$0
Ryan Greenawalt	Mar 25	Grant/Award Acquisition (A) Compensation/Award	5,728,993	+80,115	$0.00	+$0
Jeffrey Alan Hoover	Mar 03	Grant/Award Acquisition (A) Compensation/Award	58,205	+15,692	$0.00	+$0
Anthony Colucci	Mar 03	Grant/Award Acquisition (A) Compensation/Award	232,038	+10,595	$0.00	+$0
Ryan Greenawalt	Mar 03	Grant/Award Acquisition (A) Compensation/Award	5,633,859	+72,832	$0.00	+$0

December 08, 2025

Daniel Shribman

Open Market Purchase

Change: +40,000

Price: $5.07

Shares: 131,393

Value: +$202,940

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Daniel Shribman	Dec 10	Open Market Purchase (P) Market Purchase	131,393	+40,000	$5.07	+$202,940

May 30, 2025

Sidhartha Nair

Grant/Award Acquisition

Change: +20,222

Price: $0.00

Shares: 33,806

Value: +$0

Katherine E White

Grant/Award Acquisition

Change: +20,222

Price: $0.00

Shares: 67,301

Value: +$0

ANDREW P STUDDERT

Grant/Award Acquisition

Change: +20,222

Price: $0.00

Shares: 116,813

Value: +$0

ANDREW P STUDDERT

Open Market Purchase

Change: +3,257

Price: $4.81

Shares: 96,591

Value: +$15,649

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sidhartha Nair	Jun 03	Grant/Award Acquisition (A) Compensation/Award	33,806	+20,222	$0.00	+$0
Katherine E White	Jun 03	Grant/Award Acquisition (A) Compensation/Award	67,301	+20,222	$0.00	+$0
ANDREW P STUDDERT	Jun 03	Grant/Award Acquisition (A) Compensation/Award	116,813	+20,222	$0.00	+$0
ANDREW P STUDDERT	Jun 02	Open Market Purchase (P) Market Purchase	96,591	+3,257	$4.81	+$15,649