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Rockwell Medical
RMTI

37 hedge funds and large institutions have $1.9M invested in Rockwell Medical in 2026 Q2 according to their latest regulatory filings, with 7 funds opening new positions, 7 increasing their positions, 10 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.14% less ownership

Funds ownership: 1.01% → 0.87% (-0.14%)

12% less funds holding

Funds holding: 42 → 37 (-5)

30% less repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 10

42% less first-time investments, than exits

New positions opened: 7 | Existing positions closed: 12

46% less capital invested

Capital invested by funds: $3.55M → $1.9M (-$1.65M)

Holders
37
Holders Change
-5
Holders Change %
-11.9%
% of All Funds
0.44%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
7
Reduced
10
Closed
12
Calls
$1K
Puts
–
Net Calls
+$1K
Net Calls Change
-$5K

Top Buyers

Rank Fund Capital Flow
1
Jane Street
Jane Street
New York
+$132K
2
GCP
GSA Capital Partners
United Kingdom
+$55.2K
3
Vanguard Capital Management
Vanguard Capital Management
Pennsylvania
+$37.6K
4
TSS
Two Sigma Securities
New York
+$19.6K
5
TRCT
Tower Research Capital (TRC)
New York
+$9.77K

Top Sellers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
-$221K
2
UBS Group
UBS Group
Switzerland
-$86.2K
3
HighTower Advisors
HighTower Advisors
Illinois
-$83.5K
4
BlackRock
BlackRock
New York
-$72.7K
5
PCM
Perkins Capital Management
Minnesota
-$62.9K

RMTI Hedge Fund Activity: Q2 2026 in Review

37 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in Rockwell Medical (RMTI) for Q2 2026, worth a combined $1.9M — down 46% from $3.55M a quarter earlier.

Sellers outnumbered buyers: 12 funds closed out of RMTI and 7 opened new positions — a net loss of 5 holders — while 10 trimmed existing stakes and 7 added.

The largest buyer was Jane Street, adding an estimated $132K. The largest seller was Renaissance Technologies, cutting an estimated $221K.

  • 37 institutional investors held Rockwell Medical (RMTI) as of Q2 2026, down from 42 in Q1 2026.
  • Funds reported $1.9M of Rockwell Medical stock for Q2 2026, down 46% quarter-over-quarter.
  • 7 funds opened new Rockwell Medical positions in Q2 2026 and 12 closed out, a net change of -5 holders.
  • The largest Rockwell Medical buyer in Q2 2026 was Jane Street, an estimated $132K added.
  • The largest Rockwell Medical seller in Q2 2026 was Renaissance Technologies, an estimated $221K sold.

Based on aggregated 13F filings for Q2 2026.