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GRI

GRI Bio
GRI

11 hedge funds and large institutions have $165K invested in GRI Bio in 2026 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 1 increasing their positions, 2 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

500% more first-time investments, than exits

New positions opened: 6 | Existing positions closed: 1

155% more capital invested

Capital invested by funds: $64.7K → $165K (+$100K)

83% more funds holding

Funds holding: 6 → 11 (+5)

3.33% more ownership

Funds ownership: 1.95% → 5.28% (+3.3%)

50% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 2

Holders
11
Holders Change
+5
Holders Change %
+83.33%
% of All Funds
0.13%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
6
Increased
1
Reduced
2
Closed
1
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
HF
HRT Financial
New York
+$63.8K
2
Vanguard Capital Management
Vanguard Capital Management
Pennsylvania
+$47.3K
3
Citadel Advisors
Citadel Advisors
Florida
+$29.6K
4
Morgan Stanley
Morgan Stanley
New York
+$19.4K
5
TRCT
Tower Research Capital (TRC)
New York
+$3.04K

Top Sellers

Rank Fund Capital Flow
1
Geode Capital Management
Geode Capital Management
Massachusetts
-$10.1K
2
UBS Group
UBS Group
Switzerland
-$8.42K
3
SS
SBI Securities
Japan
-$9

GRI Hedge Fund Activity: Q2 2026 in Review

11 of the 8,329 institutional investors tracked by Wall St. Rank reported a position in GRI Bio (GRI) for Q2 2026, worth a combined $165K — up 155% from $64.7K a quarter earlier.

Buyers outnumbered sellers: 6 funds opened new GRI positions and 1 closed out — a net gain of 5 holders — while 1 added to existing stakes and 2 trimmed.

The largest buyer was HRT Financial, opening a new position worth an estimated $63.8K. The largest seller was Geode Capital Management, cutting an estimated $10.1K.

  • 11 institutional investors held GRI Bio (GRI) as of Q2 2026, up from 6 in Q1 2026.
  • Funds reported $165K of GRI Bio stock for Q2 2026, up 155% quarter-over-quarter.
  • 6 funds opened new GRI Bio positions in Q2 2026 and 1 closed out, a net change of +5 holders.
  • The largest GRI Bio buyer in Q2 2026 was HRT Financial, an estimated $63.8K added.
  • The largest GRI Bio seller in Q2 2026 was Geode Capital Management, an estimated $10.1K sold.

Based on aggregated 13F filings for Q2 2026.