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MannKind Corp
MNKD

234 hedge funds and large institutions have $929M invested in MannKind Corp in 2025 Q3 according to their latest regulatory filings, with 51 funds opening new positions, 59 increasing their positions, 75 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed

229% more call options, than puts

Call options by funds: $19.8M | Put options by funds: $6.02M

200% more funds holding in top 10

Funds holding in top 10: 1 → 3 (+2)

46% more capital invested

Capital invested by funds: $637M → $929M (+$293M)

11% more first-time investments, than exits

New positions opened: 51 | Existing positions closed: 46

1.29% more ownership

Funds ownership: 55.03% → 56.32% (+1.3%)

1% more funds holding

Funds holding: 232 → 234 (+2)

21% less repeat investments, than reductions

Existing positions increased: 59 | Existing positions reduced: 75

Holders
234
Holders Change
+2
Holders Change %
+0.86%
% of All Funds
3.07%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.04%
New
51
Increased
59
Reduced
75
Closed
46
Calls
$19.8M
Puts
$6.02M
Net Calls
+$13.8M
Net Calls Change
+$8.44M

Top Buyers

Rank Fund Capital Flow
1
RCMNY
Rubric Capital Management (New York)
New York
+$50.1M
2
UBS Group
UBS Group
Switzerland
+$13.6M
3
TCMG
TSP Capital Management Group
New Jersey
+$13.1M
4
Wellington Management Group
Wellington Management Group
Massachusetts
+$11.6M
5
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$7.43M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$17.1M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$7.31M
3
Two Sigma Advisers
Two Sigma Advisers
New York
-$6.82M
4
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$6.43M
5
ACA
Avoro Capital Advisors
New York
-$6.06M
Name Holding Trade Value Shares
Change 		Change in
Stake
Prudential Financial
126
Prudential Financial
New Jersey
$201K +$614 +140 +0.4%
AIM
127
Aigen Investment Management
New York
$201K +$165K +37,504 New
CPIG
128
Chicago Partners Investment Group
Illinois
$180K +$149K +34,050 New
BIG
129
Brooklyn Investment Group
New York
$180K – – –
JFG
130
Jefferies Financial Group
New York
$177K +$145K +33,000 New
CBU
131
CIBC Bancorp USA
Illinois
$173K +$142K +32,276 New
Universal-Beteiligungs- und Servicegesellschaft
132
Universal-Beteiligungs- und Servicegesellschaft
Germany
$166K +$66.8K +15,236 +97%
HSBC Holdings
133
HSBC Holdings
United Kingdom
$159K -$524K -119,462 -80%
FCH
134
Freestone Capital Holdings
Washington
$156K – – –
SC
135
Swan Capital
Florida
$155K – – –
Group One Trading
136
Group One Trading
Illinois
$151K -$116K -26,436 -49%
DS
137
DRW Securities
Illinois
$147K +$69.5K +15,848 +142%
CFM
138
Catalyst Funds Management
Australia
$146K – – –
FPAS
139
Focus Partners Advisor Solutions
Missouri
$140K +$42.2K +9,621 +59%
AIP
140
Ameritas Investment Partners
Nebraska
$136K -$24.6K -5,618 -18%
X
141
Xponance
Pennsylvania
$127K +$1.42K +323 +1%
AF
142
Apexium Financial
Texas
$125K – – –
WSC
143
Wellington Shields & Co
New York
$122K – – –
Mackenzie Financial
144
Mackenzie Financial
Ontario, Canada
$111K -$499K -113,777 -85%
PAG
145
Private Advisor Group
New Jersey
$106K -$44K -10,040 -34%
Carson Wealth (CWM LLC)
146
Carson Wealth (CWM LLC)
Nebraska
$101K +$80.5K +18,351 +3,380%
CIBC World Market
147
CIBC World Market
Ontario, Canada
$100K +$81.8K +18,646 New
SOADOR
148
State of Alaska Department of Revenue
Alaska
$96K +$78.6K +17,917 New
LFAS
149
Level Four Advisory Services
Texas
$93.1K +$8.45K +1,925 +12%
Ameriprise
150
Ameriprise
Minnesota
$91.6K +$23.3K +5,300 +45%
4 5
6
7 8

MNKD Hedge Fund Activity: Q3 2025 in Review

234 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in MannKind Corp (MNKD) for Q3 2025, worth a combined $929M — up 46% from $637M a quarter earlier.

Buyers outnumbered sellers: 51 funds opened new MNKD positions and 46 closed out — a net gain of 5 holders — while 59 added to existing stakes and 75 trimmed.

The largest buyer was Rubric Capital Management (New York), opening a new position worth an estimated $50.1M. The largest seller was Millennium Management, cutting an estimated $17.1M.

  • 234 institutional investors held MannKind Corp (MNKD) as of Q3 2025, up from 232 in Q2 2025.
  • Funds reported $929M of MannKind Corp stock for Q3 2025, up 46% quarter-over-quarter.
  • 51 funds opened new MannKind Corp positions in Q3 2025 and 46 closed out, a net change of +5 holders.
  • The largest MannKind Corp buyer in Q3 2025 was Rubric Capital Management (New York), an estimated $50.1M added.
  • The largest MannKind Corp seller in Q3 2025 was Millennium Management, an estimated $17.1M sold.

Based on aggregated 13F filings for Q3 2025.