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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
NA
226
NewEdge Advisors
Louisiana
$537 – – –
GWM
227
Geneos Wealth Management
Colorado
$537 +$439 +100 New
PA
228
Parallel Advisors
California
$521 – – –
CA
229
CoreCap Advisors
Michigan
$338 – – –
SS
230
SBI Securities
Japan
$199 -$291K -66,357 -100%
HI
231
Hoey Investments
Pennsylvania
$162 – – –
GI
232
GAMMA Investing
California
$150 +$123 +28 New
RWM
233
Rialto Wealth Management
New York
$76 – – –
JWM
234
JPL Wealth Management
Colorado
$27 +$22 +5 New
Arrowstreet Capital
235
Arrowstreet Capital
Massachusetts
– -$4.11M -1,099,227 Closed
OAM
236
Oberweis Asset Management
Illinois
– -$3.62M -968,400 Closed
TI
237
Trexquant Investment
Connecticut
– -$2.59M -692,432 Closed
Federated Hermes
238
Federated Hermes
Pennsylvania
– -$2.52M -673,739 Closed
ECM
239
ExodusPoint Capital Management
New York
– -$2.27M -607,162 Closed
MHP
240
Manatuck Hill Partners
Connecticut
– -$1.87M -500,000 Closed
JF
241
Jump Financial
Illinois
– -$1.58M -421,883 Closed
First Trust Advisors
242
First Trust Advisors
Illinois
– -$1.23M -329,990 Closed
Marshall Wace
243
Marshall Wace
United Kingdom
– -$1.03M -275,040 Closed
GCP
244
GSA Capital Partners
United Kingdom
– -$874K -233,558 Closed
PP
245
PDT Partners
New York
– -$794K -212,380 Closed
GCM
246
Graham Capital Management
Connecticut
– -$783K -209,272 Closed
Acadian Asset Management
247
Acadian Asset Management
Massachusetts
– -$468K -125,247 Closed
XT
248
XTX Topco
Cayman Islands
– -$397K -106,105 Closed
PWM
249
Palumbo Wealth Management
New York
– -$379K -101,438 Closed
GAM
250
Gotham Asset Management
New York
– -$266K -71,189 Closed
8 9
10
11 12

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.