United States Biotechnology & Medical Research

MannKind Corp (MNKD)

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MannKind Corp experienced ten insider trading transactions over the past ninety days, totaling approximately $938,575 in sales. These divestments involved directors and officers, occurring alongside a 22.3% stock price increase. Following the most recent earnings report, which missed expectations, leadership activity remains focused on planned equity liquidations rather than open market acquisitions.
Ticker: MNKD Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Proposed sale 7 Aug 2026
Value US$1,905,720.82 | Price 424.26 | Shares 9,152
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-07 2026-08-07 PrS Proposed sale
STEVEN BINDER

Director

Non-Executive Director
9,152
424.26
US$1,905,721 		9,152 424.26 US$1,905,721
2026-07-17 2026-07-17 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
31,110 +42.2%
36.57
US$398,192 		31,110 +42.2% 36.57 US$398,192
2026-07-17 2026-07-17 PlS Planned sale
Binder Steven B.
Non-Executive Director
71,931 -43.2%
71.80
US$2,727,576 		71,931 -43.2% 71.80 US$2,727,576
2026-07-17 2026-07-17 PrS Proposed sale
STEVEN BINDER

Director

Non-Executive Director
52,485
4.04
US$212,039 		52,485 4.04 US$212,039
2026-07-17 2026-07-17 PrS Proposed sale
DAVID THOMSON

Officer

Officer
24,109
4.04
US$97,400 		24,109 4.04 US$97,400
2026-05-14 2026-05-12 PrS Proposed sale
Thomson David

Officer

Officer
3,033
3.26
US$9,887 		3,033 3.26 US$9,887
2026-05-13 2026-05-12 PlS Planned sale
Binder Steven B.
Non-Executive Director
16,940 -2.1%
3.29
US$55,733 		16,940 -2.1% 3.29 US$55,733
2026-05-13 2026-05-12 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
3,033 -0.4%
3.29
US$9,979 		3,033 -0.4% 3.29 US$9,979
2026-05-12 2026-05-12 PrS Proposed sale
DAVID THOMSON

Officer

Officer
10,113
3.36
US$33,980 		10,113 3.36 US$33,980
2026-05-12 2026-05-12 PrS Proposed sale
STEVEN BINDER

Director

Non-Executive Director
16,940
3.36
US$56,918 		16,940 3.36 US$56,918
2026-03-10 2026-03-10 B Purchase
3.3
Castagna Michael

Chief Executive Officer

Executive Director
100,000 +4.0%
2.59
US$259,000 		100,000 +4.0% 2.59 US$259,000
2026-01-09 2026-01-08 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
47,006 -4.6%
6.33
US$297,548 		47,006 -4.6% 6.33 US$297,548
2026-01-08 2026-01-08 PrS Proposed sale
3.3
STUART A TROSS

Officer

Officer
47,000
6.33
US$297,510 		47,000 6.33 US$297,510
2025-12-19 2025-12-17 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
65,804 -2.6%
6.01
US$395,482 		65,804 -2.6% 6.01 US$395,482
2025-12-16 2025-12-16 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
21,310 -0.8%
6.00
US$127,860 		21,310 -0.8% 6.00 US$127,860
2025-12-16 2025-12-12 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
20,806 -0.8%
6.00
US$124,836 		20,806 -0.8% 6.00 US$124,836
2025-12-12 2025-12-12 PrS Proposed sale
3.3
MICHAEL CASTAGNA

Director; Officer

Executive Director
107,920
5.81
US$627,015 		107,920 5.81 US$627,015
2025-12-04 2025-12-02 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
147,780 -14.9%
5.57
US$823,135 		147,780 -14.9% 5.57 US$823,135
2025-12-04 2025-12-02 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
107,920 -4.1%
5.57
US$601,114 		107,920 -4.1% 5.57 US$601,114
2025-12-02 2025-12-02 PrS Proposed sale
DAVID THOMSON

Officer

Officer
147,780
5.43
US$802,445 		147,780 5.43 US$802,445
2025-12-02 2025-12-02 PrS Proposed sale
3.3
MICHAEL CASTAGNA

Director; Officer

Executive Director
107,920
5.43
US$586,006 		107,920 5.43 US$586,006
2025-11-14 2025-11-14 PrS Proposed sale
2.4
SANJAY SINGH

Officer

Officer
18,777
5.03
US$94,493 		18,777 5.03 US$94,493
2025-11-14 2025-11-14 PlS Planned sale
2.4
Singh Sanjay R

EVP Technical Operations

Officer
18,777 -4.0%
5.03
US$94,448 		18,777 -4.0% 5.03 US$94,448
2025-09-17 2025-09-16 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
47,000 -4.4%
5.34
US$250,980 		47,000 -4.4% 5.34 US$250,980
2025-09-16 2025-09-16 PrS Proposed sale
3.3
STUART A TROSS

Officer

Officer
47,000
5.34
US$250,792 		47,000 5.34 US$250,792
2025-07-17 2025-07-16 PlS Planned sale
Binder Steven B.
Non-Executive Director
75,367 -8.3%
3.94
US$296,946 		75,367 -8.3% 3.94 US$296,946
2025-07-17 2025-07-16 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
7,466 -0.9%
3.94
US$29,416 		7,466 -0.9% 3.94 US$29,416
2025-07-16 2025-07-16 PrS Proposed sale
DAVID THOMSON

Officer

Officer
7,466
3.94
US$29,427 		7,466 3.94 US$29,427
2025-07-16 2025-07-16 PrS Proposed sale
STEVEN B BINDER

Director

Non-Executive Director
75,367
3.94
US$296,645 		75,367 3.94 US$296,645
2025-06-10 2025-06-10 PrS Proposed sale
STEVEN B BINDER

Director

Non-Executive Director
64,085
4.00
US$256,430 		64,085 4.00 US$256,430
2025-06-10 2025-06-10 PlS Planned sale
Binder Steven B.
Non-Executive Director
64,085 -6.5%
4.00
US$256,340 		64,085 -6.5% 4.00 US$256,340
2025-05-20 2025-05-20 PrS Proposed sale
DAVID THOMSON

Officer

Officer
2,345
4.41
US$10,334 		2,345 4.41 US$10,334
2025-05-20 2025-05-20 PrS Proposed sale
STEVEN B BINDER

Director

Non-Executive Director
12,078
4.40
US$53,184 		12,078 4.40 US$53,184
2025-05-20 2025-05-20 PlS Planned sale
Binder Steven B.
Non-Executive Director
12,078 -1.2%
4.40
US$53,143 		12,078 -1.2% 4.40 US$53,143
2025-05-20 2025-05-20 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
2,345 -0.3%
4.41
US$10,341 		2,345 -0.3% 4.41 US$10,341
2025-05-15 2025-05-13 PlS Planned sale
Binder Steven B.
Non-Executive Director
80,144 -7.4%
4.69
US$375,875 		80,144 -7.4% 4.69 US$375,875
2025-05-15 2025-05-13 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
32,179 -4.0%
4.68
US$150,598 		32,179 -4.0% 4.68 US$150,598
2025-05-13 2025-05-13 PrS Proposed sale
STEVEN B BINDER

Director

Non-Executive Director
80,144
4.69
US$375,499 		80,144 4.69 US$375,499
2025-05-13 2025-05-13 PrS Proposed sale
DAVID THOMSON

Officer

Officer
32,179
4.68
US$150,717 		32,179 4.68 US$150,717
2024-11-25 2024-11-22 PlS Planned sale
Binder Steven B.
Non-Executive Director
67,536 -5.9%
6.89
US$465,323 		67,536 -5.9% 6.89 US$465,323
2024-11-22 2024-11-22 PrS Proposed sale
STEVEN B BINDER

Director

Non-Executive Director
67,536
6.89
US$465,397 		67,536 6.89 US$465,397
2024-11-19 2024-11-15 PlS Planned sale
Binder Steven B.
Non-Executive Director
67,539 -5.9%
6.76
US$456,564 		67,539 -5.9% 6.76 US$456,564
2024-11-15 2024-11-15 PrS Proposed sale
STEVEN B BINDER

Officer

Officer
67,539
6.76
US$456,793 		67,539 6.76 US$456,793
2024-11-08 2024-11-06 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
55,000 -5.4%
7.34
US$403,700 		55,000 -5.4% 7.34 US$403,700
2024-11-06 2024-11-06 PrS Proposed sale
3.3
STUART A TROSS

Officer

Officer
55,000
7.34
US$403,700 		55,000 7.34 US$403,700
2024-09-04 2024-09-03 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
25,000 -2.4%
6.26
US$156,500 		25,000 -2.4% 6.26 US$156,500
2024-09-03 2024-09-03 PrS Proposed sale
3.3
STUART A TROSS

Officer

Officer
25,000
6.26
US$156,380 		25,000 6.26 US$156,380
2024-08-30 2024-08-30 PrS Proposed sale
3.3
STUART A TROSS

Officer

Officer
80,000
6.33
US$506,043 		80,000 6.33 US$506,043
2024-08-30 2024-08-30 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
35,000 -3.2%
6.32
US$221,200 		35,000 -3.2% 6.32 US$221,200
2024-08-30 2024-08-30 PlS Planned sale
3.3
Tross Stuart A

Chief People & Workpl Officer

Officer
45,000 -4.0%
6.33
US$284,850 		45,000 -4.0% 6.33 US$284,850
2024-08-29 2024-08-29 PrS Proposed sale
3.3
Castagna Michael

Officer

Officer
85,106
6.30
US$536,071 		85,106 6.30 US$536,071
2024-08-29 2024-08-29 PrS Proposed sale
DAVID THOMSON

Officer

Officer
5,553
5.94
US$32,988 		5,553 5.94 US$32,988
2024-08-29 2024-08-29 PrS Proposed sale
STEVEN B BINDER

Officer

Officer
5,055
5.94
US$30,031 		5,055 5.94 US$30,031
2024-08-29 2024-08-29 PlS Planned sale
Binder Steven B.

EVP Special Projects

Officer
5,055 -0.5%
5.94
US$30,027 		5,055 -0.5% 5.94 US$30,027
2024-08-29 2024-08-29 S Sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
85,106 -3.6%
6.30
US$536,168 		85,106 -3.6% 6.30 US$536,168
2024-08-29 2024-08-29 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
5,553 -0.7%
5.94
US$32,985 		5,553 -0.7% 5.94 US$32,985
2024-07-17 2024-07-16 PlS Planned sale
Binder Steven B.

EVP Special Projects

Officer
2,836 -0.3%
5.93
US$16,817 		2,836 -0.3% 5.93 US$16,817
2024-07-17 2024-07-16 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
3,115 -0.4%
5.93
US$18,472 		3,115 -0.4% 5.93 US$18,472
2024-07-16 2024-07-16 PrS Proposed sale
STEVEN B BINDER

Officer

Officer
2,836
5.93
US$16,810 		2,836 5.93 US$16,810
2024-07-16 2024-07-16 PrS Proposed sale
DAVID THOMSON

Officer

Officer
3,115
5.93
US$18,461 		3,115 5.93 US$18,461
2024-05-21 2024-05-21 PrS Proposed sale
STEVEN B BINDER

Officer

Officer
25,952
4.66
US$120,916 		25,952 4.66 US$120,916
2024-05-21 2024-05-21 PrS Proposed sale
DAVID THOMSON

Officer

Officer
23,537
4.66
US$109,661 		23,537 4.66 US$109,661
2024-05-21 2024-05-21 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
23,537 -2.6%
4.66
US$109,682 		23,537 -2.6% 4.66 US$109,682
2024-05-21 2024-05-21 PlS Planned sale
Binder Steven B.

EVP Special Projects

Officer
25,952 -2.3%
4.66
US$120,936 		25,952 -2.3% 4.66 US$120,936
2024-05-14 2024-05-13 PlS Planned sale
Binder Steven B.

EVP Special Projects

Officer
3,618 -0.4%
4.31
US$15,594 		3,618 -0.4% 4.31 US$15,594
2024-05-14 2024-05-13 PlS Planned sale
Thomson David

EVP Genl Counsel & Secretary

Officer
3,047 -0.4%
4.31
US$13,133 		3,047 -0.4% 4.31 US$13,133
2023-12-15 2023-12-15 PrS Proposed sale
3.3
MICHAEL CASTAGNA

Officer; Director

Executive Director
90,482
4.00
US$361,928 		90,482 4.00 US$361,928
2023-12-15 2023-12-15 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
90,482 -4.0%
4.00
US$361,928 		90,482 -4.0% 4.00 US$361,928
2023-12-15 2023-12-14 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
100,000 -4.3%
4.00
US$400,000 		100,000 -4.3% 4.00 US$400,000
2023-12-15 2023-12-14 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
10,000 -0.4%
4.00
US$40,000 		10,000 -0.4% 4.00 US$40,000
2023-12-14 2023-12-14 PrS Proposed sale
3.3
Castagna Michael

Officer

Officer
10,000
3.88
US$38,800 		10,000 3.88 US$38,800
2023-12-14 2023-12-14 PrS Proposed sale
3.3
MICHAEL CASTAGNA

Officer; Director

Executive Director
100,000
4.00
US$400,000 		100,000 4.00 US$400,000
2023-11-02 2023-11-01 PlS Planned sale
3.3
Castagna Michael

Chief Executive Officer

Executive Director
10,000 -0.4%
4.25
US$42,500 		10,000 -0.4% 4.25 US$42,500
2023-11-01 2023-11-01 PrS Proposed sale
3.3
Castagna Michael

Officer

Officer
10,000
4.03
US$40,300 		10,000 4.03 US$40,300
2023-10-02 2023-10-02 PrS Proposed sale
3.3
Castagna Michael

Officer

Officer
10,000
4.13
US$41,300 		10,000 4.13 US$41,300
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