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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

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

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
OAM
101
OP Asset Management
$380K +$41.3K +9,408 +15%
KK
102
KLP Kapitalforvaltning
Norway
$363K +$62.3K +14,200 +27%
Commonwealth Equity Services
103
Commonwealth Equity Services
Massachusetts
$360K +$5.41K +1,233 +2%
Mitsubishi UFJ Asset Management
104
Mitsubishi UFJ Asset Management
Japan
$350K -$12.1K -2,768 -4%
HAIM
105
Hunter Associates Investment Management
Pennsylvania
$343K – – –
ProShare Advisors
106
ProShare Advisors
Maryland
$337K -$47.1K -10,733 -15%
CM
107
Caption Management
Oklahoma
$318K +$260K +59,284 New
Osaic Holdings
108
Osaic Holdings
Arizona
$301K -$2.67K -609 -1%
ACM
109
Aquatic Capital Management
Illinois
$296K +$241K +55,040 New
VOYA Investment Management
110
VOYA Investment Management
Georgia
$295K -$2.11M -480,182 -90%
CUAMC
111
China Universal Asset Management Company
China
$289K -$31.9K -7,262 -12%
PPA
112
Painted Porch Advisors
California
$287K – – –
JSL
113
JT Stratford LLC
Georgia
$270K +$71.9K +16,381 +48%
NWWA
114
New Wave Wealth Advisors
Arkansas
$269K – – –
PAP
115
Persistent Asset Partners
Hong Kong
$265K +$216K +49,262 New
Cetera Investment Advisers
116
Cetera Investment Advisers
Illinois
$264K +$112K +25,460 +107%
LPL Financial
117
LPL Financial
California
$263K -$54.8K -12,499 -20%
SFA
118
Sequoia Financial Advisors
Ohio
$262K -$10.9K -2,476 -5%
PA
119
Profund Advisors
Maryland
$262K -$15.4K -3,501 -7%
SQA
120
Simon Quick Advisors
New Jersey
$256K – – –
HighTower Advisors
121
HighTower Advisors
Illinois
$241K +$22.4K +5,103 +13%
Stifel Financial
122
Stifel Financial
Missouri
$234K +$191K +43,625 New
Pictet Asset Management
123
Pictet Asset Management
Switzerland
$233K – – –
Wealth Enhancement Advisory Services
124
Wealth Enhancement Advisory Services
Minnesota
$208K +$81.5K +18,586 +102%
Citigroup
125
Citigroup
New York
$205K -$724K -165,108 -81%
3 4
5
6 7

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.