Glass House Brands GLAS Institutional Ownership

NYSE GLAS

$8.21 -0.15 (-1.79%)

As of: Sep 9, 2026 · 1:39 PM EDT

Institutions by Trading Activity

53 Institutions

Increased 51 96.2%

Unchanged 1 1.9%

Reduced 1 1.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

22.67%

▲+22.63 pp QoQ

Shares Held by Institutions

18.57Mn

of 81.94Mn outstanding

▲+59,814.23% QoQ

Shares Outstanding

81.94Mn

63.36Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+50 vs prior quarter

Net Shares Added (QoQ)

+18.54Mn

accumulated since last quarter

Value of Holdings

$164.37Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Glass House Brands Inc. (NYSE:GLAS) appears in 53 institutional 13F filings for the quarter ending June 2026.

Their combined ownership stood at 22.7% of outstanding shares in June 2026, up from 0.0% in March 2026.
They increased total shares held in Glass House Brands by 59814.23% from last quarter, and the number of investors in GLAS increased 2550.0% annually.
Of these 53 holders, 51 added to their stakes in Glass House Brands, 1 trimmed positions, and 1 made no changes.
In total, institutional investors held 18.57Mn shares in Glass House Brands as of June 2026, up by 18.54Mn shares quarter on quarter, and up 18.55Mn shares year over year.
Park West Asset Management LLC is the top holder of Glass House Brands as of June 30, 2026, with 5.18Mn shares representing 6.32% of outstanding stock.
Top purchasers of GLAS stock for the quarter ending June 2026 included Park West Asset Management LLC (5.18Mn), Western Standard LLC (2.73Mn), Nomura Holdings Inc (2.28Mn), CANTOR FITZGERALD, L. P. (1.35Mn), WELLINGTON MANAGEMENT GROUP LLP (1.15Mn).
The biggest sellers of Glass House Brands for the quarter ending June 2026 included FNY Investment Advisers, LLC (2.0K).
Business Quant data shows the 10 biggest positions in Glass House Brands as of June 2026 are held by Park West Asset Management LLC (5.18Mn), Western Standard LLC (2.73Mn), Nomura Holdings Inc (2.28Mn), CANTOR FITZGERALD, L. P. (1.35Mn), WELLINGTON MANAGEMENT GROUP LLP (1.15Mn), AdvisorShares Investments LLC (850.0K), Clear Street Group Inc. (825.0K), Hudson Bay Capital Management LP (750.0K), Marex Group Ltd (750.0K), GRIZZLYROCK CAPITAL, LLC (611.0K).

Form 13F Holdings

53 Institutional Holders

Report period 30 Jun, 2026

Total shares held 18.57Mn

Of outstanding 22.67%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Park West Asset Management LLC	0001386928	5,182,030	6.32%	▲5,182,030	0.00%	$67.37Mn
2	Western Standard LLC	0001517666	2,728,768	3.33%	▲2,728,768	0.00%	$35.01Mn
3	Nomura Holdings Inc	0001163653	2,283,439	2.79%	▲2,283,439	0.00%	$29.68Mn
4	CANTOR FITZGERALD, L. P.	0001024896	1,350,000	1.65%	▲1,350,000	0.00%	$16.66Mn
5	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,145,088	1.40%	▲1,145,088	0.00%	$14.89Mn
6	AdvisorShares Investments LLC	0001425930	850,000	1.04%	▲850,000	0.00%	$11.05Mn
7	Clear Street Group Inc.	0001881567	825,000	1.01%	▲825,000	0.00%	$10.21Mn
8	Hudson Bay Capital Management LP	0001393825	750,000	0.92%	▲750,000	0.00%	$9.75Mn
8	Marex Group Ltd	0001997464	750,000	0.92%	▲750,000	0.00%	$9.75Mn
9	GRIZZLYROCK CAPITAL, LLC	0002011732	611,000	0.75%	▲611,000	0.00%	$7.94Mn
10	MILLENNIUM MANAGEMENT LLC	0001273087	362,893	0.44%	▲362,893	0.00%	$4.49Mn
11	K.J. Harrison & Partners Inc	0001418359	286,154	0.35%	▲286,154	0.00%	$3.54Mn
12	JANE STREET GROUP, LLC	0001595888	207,024	0.25%	▲207,024	0.00%	$2.56Mn
13	Concurrent Investment Advisors, LLC	0002001015	147,253	0.18%	▲147,253	0.00%	$1.91Mn
14	HighTower Advisors, LLC	0001462245	106,299	0.13%	▲106,299	0.00%	$1.38Mn
15	SCOGGIN MANAGEMENT LP	0001086416	101,182	0.12%	▲101,182	0.00%	$1.25Mn
16	Anson Funds Management LP	0001491072	87,191	0.11%	▲87,191	0.00%	$1.13Mn
17	ZAZOVE ASSOCIATES LLC	0001009012	79,844	0.10%	▲79,844	0.00%	$1.04Mn
18	DBA TRADING, LLC	0002067608	60,000	0.07%	▲60,000	0.00%	$489.60K
19	Cedar Wealth Management, LLC	0001665642	56,211	0.07%	▲56,211	0.00%	$730.74K

Showing 1 to 20 of 53 holders