GRI | GRI Bio | Owners

S&P 500$7,619.38
+1.31%
2m
DOW 30$52,486.49
+0.49%
2m
NASDAQ 100$28,374.25
+2.28%
2m
Russell 2000$283.09
+0.89%
2m
Russell 1000$415.99
+1.25%
2m
S&P 400$3,731.96
+0.84%
2m
S&P 600$1,730.00
+0.80%
2m

GRI Bio (GRI)

NASDAQ

$1.81-$0.02 (-1.09%)

Price as of Nov 12, 2026 8:00 AM EST

$4.0M
Market Cap
-96.50%
1-Year Change
Biotechnology
Industry

Top Holders

Institutional

Mutual Funds

Holder	Ownership %	Shares Held	Change (Shares, %)	Report Date
HRT FINANCIAL LP	1.32%	28,784	+28,784 (+100.00%)	Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC	0.98%	21,368	+21,368 (+100.00%)	Jun 30, 2026
UBS GROUP AG	0.87%	19,029	+14,109 (+74.14%)	Sep 30, 2026
CITADEL ADVISORS LLC	0.61%	13,376	+13,376 (+100.00%)	Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC	0.46%	10,045	-3,824 (-38.07%)	Sep 30, 2026
MORGAN STANLEY	0.40%	8,737	+8,737 (+100.00%)	Jun 30, 2026
TOWER RESEARCH CAPITAL LLC (TRC)	0.11%	2,434	+1,374 (+56.45%)	Jun 30, 2026

Holder	Ownership %	Shares Held	Change (Shares, %)	Report Date
VANGUARD INDEX FUNDS	0.98%	21,368	+21,368 (+100.00%)	Jun 30, 2026
FIDELITY CONCORD STREET TRUST	0.46%	10,045	-4,534 (-45.14%)	Aug 31, 2026

Current Ownership Distribution

Mutual Funds709,221 (32.44%)
Insiders663,981 (30.37%)
Other660,372 (30.21%)
Institutions152,541 (6.98%)

Insider Transactions

30.37% (663,981)
Current InsiderOwnership (%, shares)
0
Number of InsiderBuying (last 12 months)
$0.00
Amount of InsiderBuying (last 12 months)
0
Number of InsiderSelling (last 12 months)
$0.00
Amount of InsiderSelling (last 12 months)

Insider Name & Title	Type	Date	Transaction Value	Shares	Share Price	Shares After Transactions
Rongen Roelof	Award	Sep 18, 2025	$0.00	23,605	$0.00	23,605
Baker David Charles	Award	Sep 18, 2025	$0.00	23,605	$0.00	23,605
SIMPSON CAMILLA V	Award	Sep 18, 2025	$0.00	23,605	$0.00	23,605
Hertz Walter Marc Chief Executive Officer	Award	Sep 18, 2025	$0.00	103,067	$0.00	103,067
Szekeres David Leslie	Award	Sep 18, 2025	$0.00	39,897	$0.00	39,897
Chaturvedi Vipin Chief Scientific Officer	Award	Sep 18, 2025	$0.00	43,222	$0.00	43,222
Baker David Charles	Award	Aug 26, 2025	$0.00	5,994	$0.00	5,994
Rongen Roelof	Award	Aug 26, 2025	$0.00	5,994	$0.00	5,994
Kelly Leanne M. Chief Financial Officer	Award	Aug 26, 2025	$0.00	11,854	$0.00	11,854
Chaturvedi Vipin Chief Scientific Officer	Award	Aug 26, 2025	$0.00	11,854	$0.00	11,854
Szekeres David Leslie	Award	Aug 26, 2025	$0.00	10,276	$0.00	10,276
SIMPSON CAMILLA V	Award	Aug 26, 2025	$0.00	5,994	$0.00	5,994
Hertz Walter Marc Chief Executive Officer	Award	Aug 26, 2025	$0.00	26,688	$0.00	26,688
Rongen Roelof	Award	Aug 13, 2025	$0.00	4,527	$0.00	4,527
Hertz Walter Marc Chief Executive Officer	Award	Jan 23, 2025	$88,955.86	129,730	$0.69	129,730
Rongen Roelof	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
Baker David Charles	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
Baker David Charles	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
SIMPSON CAMILLA V	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
SIMPSON CAMILLA V	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
Szekeres David Leslie	Award	Jan 23, 2025	$35,613.20	51,937	$0.69	51,937
Chaturvedi Vipin Chief Scientific Officer	Award	Jan 23, 2025	$29,703.84	43,319	$0.69	43,319
Rongen Roelof	Award	Jan 23, 2025	$20,774.65	30,297	$0.69	30,297
Kelly Leanne M. Chief Financial Officer	Award	Jan 23, 2025	$29,703.84	43,319	$0.69	43,319
Kelly Leanne M. Chief Financial Officer	Award	Jan 23, 2025	$29,703.84	43,319	$0.69	43,319
Hertz Walter Marc Chief Executive Officer	Award	Jan 23, 2025	$88,955.86	129,730	$0.69	129,730