Security key
56400P706
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 21,558,932
- Total 13F value
- $83,878,647
- Share change
- -1,662,204
- SEC-reported price per share
- $3.90
- Number of holders
- 89
- Value change
- -$6,933,033
- Number of buys
- 32
- Number of sells
- 42
- Shares outstanding
- 321,206,638
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
89
Top holders
10
MNKD full security history
Ownership snapshot
Full 13F holder table
MANNKIND CORP SEC filings
MANNKIND CORP company facts
Broader feeds
Ownership snapshot
Top reported holders of MNKD - MANNKIND CORP - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Rubric Capital Management LP
Disclosed value leader
BlackRock, Inc.
Comparable rows
3/15
Latest evidence
30 Jun 2026
13D/G
13F
Lead comparable stake: 5.8%
12 rows are not safely comparable across share classes.
13D/G row: Rubric Capital Management LP
Showing 1-6 of 15 holder rows.
Quick read
Rubric Capital Management LP leads the comparable SEC ownership view at 5.8%.
3 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Rubric Capital Management LP's linked filing trail.
Comparable ownership
Top 3
Rubric Capital Management LP
5.8%
VANGUARD CAPITAL MANAGEMENT LLC
5%
STATE STREET CORP
4.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Rubric Capital Management LP |
13D/G
13F
Company
|
5.8%
Reported 13D/G
· 30 Jun 2026
|
$81,360,000
18,000,000 shares
|
$0 | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5%
Reported 13D/G
· 30 Jun 2026
|
$69,835,903
15,450,421 shares
|
$0 | 30 Jun 2026 |
| STATE STREET CORP |
13F
13D/G
Company · STATE STREET CORPORATION
|
4.7%
Reported 13D/G
· 30 Sep 2026
|
$68,901,423
16,174,043 shares
|
— | 30 Jun 2026 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$136,887,530
32,133,223 shares
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$33,861,886
7,947,203 shares
|
— | 30 Jun 2026 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
—
denominator unverified
|
$33,418,878
7,844,807 shares
|
— | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
89
Shares
21,558,932
Rows available
89
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
258
Q3 2026 holders
89
Holder diff
-169
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|