MannKind Corp
MNKD
260 hedge funds and large institutions have $776M invested in MannKind Corp in 2026 Q2 according to their latest regulatory filings, with 53 funds opening new positions, 95 increasing their positions, 62 reducing their positions, and 39 closing their positions.
76% more capital invested
Capital invested by funds: $442M → $776M (+$334M)
53% more repeat investments, than reductions
Existing positions increased: 95 | Existing positions reduced: 62
36% more first-time investments, than exits
New positions opened: 53 | Existing positions closed: 39
4% more funds holding
Funds holding: 250 → 260 (+10)
1.66% more ownership
Funds ownership: 57.36% → 59.02% (+1.7%)
3% less call options, than puts
Call options by funds: $7.55M | Put options by funds: $7.8M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCMNY
Rubric Capital Management (New York)
New York
|
+$46.7M |
| 2 |
DTC
Deep Track Capital
Greenwich,
Connecticut
|
+$19.5M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
+$14.8M |
| 4 |
TCMG
TSP Capital Management Group
Summit,
New Jersey
|
+$12.9M |
| 5 |
BlackRock
New York
|
+$11.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$19.4M |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$17.4M |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
-$12.5M |
| 4 |
State Street
Boston,
Massachusetts
|
-$8.15M |
| 5 |
Morgan Stanley
New York
|
-$7.53M |
MNKD Hedge Fund Activity: Q2 2026 in Review
260 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in MannKind Corp (MNKD) for Q2 2026, worth a combined $776M — up 76% from $442M a quarter earlier.
Buyers outnumbered sellers: 53 funds opened new MNKD positions and 39 closed out — a net gain of 14 holders — while 95 added to existing stakes and 62 trimmed.
The largest buyer was Rubric Capital Management (New York), adding an estimated $46.7M. The largest seller was Millennium Management, cutting an estimated $19.4M.
- 260 institutional investors held MannKind Corp (MNKD) as of Q2 2026, up from 250 in Q1 2026.
- Funds reported $776M of MannKind Corp stock for Q2 2026, up 76% quarter-over-quarter.
- 53 funds opened new MannKind Corp positions in Q2 2026 and 39 closed out, a net change of +14 holders.
- The largest MannKind Corp buyer in Q2 2026 was Rubric Capital Management (New York), an estimated $46.7M added.
- The largest MannKind Corp seller in Q2 2026 was Millennium Management, an estimated $19.4M sold.
Based on aggregated 13F filings for Q2 2026.