MANNKIND CORP (MNKD)

Latest Insider Confidence Score

2026Q1

48.3
Bearish

Company insider confidence (by quarter)

2012Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Alfred E. Mann Living Trust — 8,621,942 Feb 14, 2018
Mann Group, LLC — 8,621,942 Feb 14, 2018
Castagna Michael CEO 2,504,792 Jul 17, 2025
Edstrom Hakan CEO 1,114,340 Sep 3, 2015
Tross Stuart A Chief People & Workpl Officer 1,032,013 Sep 17, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 1, 2026 Mar 3, 2026 Shannon James Samuel Director Neutral 90.0 +12,000 22.80% ✗ -
Mar 1, 2026 Mar 3, 2026 HOOPER ANTHONY C Director Neutral 90.0 +35,000 17.40% ✗ -
Mar 1, 2026 Mar 3, 2026 Prentiss Christopher B CFO Neutral 77.5 +5,000 1.45% ✗ -
Mar 1, 2026 Mar 2, 2026 Castagna Michael CEO Neutral 67.5 +15,290 0.62% ✗ -
Feb 26, 2026 Mar 2, 2026 Binder Steven B. Director Neutral 52.5 - 0.00% ✗ -
Feb 26, 2026 Mar 2, 2026 Thomson David EVP Genl Counsel & Secretary Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 2, 2026 Tross Stuart A Chief People & Workpl Officer Neutral 77.5 +15,290 1.55% ✗ -
Jan 8, 2026 Jan 9, 2026 Tross Stuart A Chief People & Workpl Officer Sell 37.5 -47,006 -4.55% ✓ $297.5K
Dec 24, 2025 Dec 29, 2025 Castagna Michael CEO Neutral 27.5 -44,171 -1.76% ✗ -
Dec 17, 2025 Dec 19, 2025 Castagna Michael CEO Sell 38.8 -65,804 -2.56% ✓ $395.5K
Dec 12, 2025 Dec 16, 2025 Castagna Michael CEO Sell 45.0 -42,116 -0.83% ✓ $252.7K
Dec 2, 2025 Dec 4, 2025 Castagna Michael CEO Sell 35.0 -107,920 -4.13% ✓ $601.1K
Dec 2, 2025 Dec 4, 2025 Thomson David EVP Genl Counsel & Secretary Sell 22.5 -147,780 -14.93% ✓ $823.1K
Nov 14, 2025 Nov 14, 2025 Singh Sanjay R EVP Technical Operations Sell 37.5 -18,777 -3.96% ✓ $94.4K
Nov 11, 2025 Nov 12, 2025 Ahuja Ajay Chief Medical Officer Neutral 90.0 +318,200 100.00% ✗ -
Oct 31, 2025 Nov 3, 2025 Singh Sanjay R EVP Technical Operations Sell 22.5 -17,071 -3.48% ✗ $95.4K
Oct 9, 2025 Ahuja Ajay Chief Medical Officer Neutral 52.5 - 0.00% ✗ -
Sep 16, 2025 Sep 17, 2025 Tross Stuart A Chief People & Workpl Officer Sell 35.0 -47,000 -4.36% ✓ $251K
Aug 5, 2025 Aug 6, 2025 Tross Stuart A Chief People & Workpl Officer Neutral 77.5 +12,755 1.20% ✗ -
Jul 15, 2025 Jul 17, 2025 Binder Steven B. Director Sell 22.5 -94,750 -10.24% ✓ $371.6K
Jul 15, 2025 Jul 17, 2025 BLANK BURKHARD EVP Chief Medical Officer Sell 46.3 -9,556 -2.03% ✗ $36.8K
Jul 15, 2025 Jul 17, 2025 Singh Sanjay R EVP Technical Operations Sell 42.5 -15,450 -3.05% ✗ $59.5K
Jul 15, 2025 Jul 17, 2025 Castagna Michael CEO Sell 40.0 -111,275 -4.25% ✗ $428.4K
Jul 15, 2025 Jul 17, 2025 Tross Stuart A Chief People & Workpl Officer Sell 42.5 -28,057 -2.56% ✗ $108K
Jul 15, 2025 Jul 17, 2025 Thomson David EVP Genl Counsel & Secretary Sell 37.5 -37,827 -4.30% ✓ $146.3K
Jul 15, 2025 Jul 17, 2025 Sabella Lauren M EVP Operations Sell 46.3 -11,896 -3.29% ✗ $45.8K
Jul 15, 2025 Jul 17, 2025 Prentiss Christopher B CFO Sell 46.3 -11,540 -3.25% ✗ $44.4K
Jun 23, 2025 Jun 25, 2025 Marasco Dominic Pres, Endocrine Business Unit Neutral 52.5 - 0.00% ✗ -
Jun 10, 2025 Jun 10, 2025 Binder Steven B. Director Sell 30.0 -64,085 -6.48% ✓ $256.3K
May 27, 2025 May 27, 2025 BLANK BURKHARD EVP Chief Medical Officer Sell 42.5 -15,630 -3.25% ✗ $64.4K
May 27, 2025 BLANK BURKHARD EVP Chief Medical Officer Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 20, 2025 Tross Stuart A Chief People & Workpl Officer Sell 48.8 -6,147 -0.56% ✗ $26.9K
May 19, 2025 May 20, 2025 Castagna Michael CEO Sell 45.0 -26,114 -0.99% ✗ $114.1K
May 19, 2025 May 20, 2025 Binder Steven B. Director Sell 45.0 -17,268 -1.72% ✓ $75.8K
May 19, 2025 May 20, 2025 Thomson David EVP Genl Counsel & Secretary Sell 45.0 -11,881 -1.33% ✓ $52K
May 14, 2025 May 16, 2025 Castagna Michael CEO Neutral 77.5 +27,000 1.03% ✗ -
May 14, 2025 May 16, 2025 Marasco Dominic Pres, Endocrine Business Unit Neutral 90.0 +81,429 32.31% ✗ -
May 14, 2025 May 16, 2025 HOOPER ANTHONY C Director Neutral 90.0 +25,000 14.19% ✗ -
May 14, 2025 May 16, 2025 Shannon James Samuel Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 May 16, 2025 Grancio Jennifer Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 May 16, 2025 MUNDKUR CHRISTINE Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 May 16, 2025 Friedman Michael A Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 May 16, 2025 CONSIGLIO RONALD J Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 May 16, 2025 Kay Sabrina Director Neutral 52.5 - 0.00% ✗ -
May 10, 2025 May 15, 2025 Thomson David EVP Genl Counsel & Secretary Sell 92.5 +61,584 7.42% ✓ $747.2K
May 10, 2025 May 15, 2025 Binder Steven B. Director Sell 30.0 -68,415 -6.36% ✓ $803.9K
May 10, 2025 May 15, 2025 Tross Stuart A Chief People & Workpl Officer Sell 90.0 +127,825 3.19% ✗ $441.3K
May 10, 2025 May 15, 2025 Castagna Michael CEO Sell 100.0 +356,712 15.82% ✗ $1.7M
May 13, 2025 May 15, 2025 Singh Sanjay R EVP Technical Operations Neutral 90.0 +119,000 30.71% ✗ -
May 13, 2025 May 15, 2025 Prentiss Christopher B CFO Neutral 90.0 +119,000 50.81% ✗ -
Apr 4, 2025 Apr 4, 2025 Castagna Michael CEO Neutral 27.5 -39,500 -1.72% ✗ -
Mar 27, 2025 Mar 28, 2025 Sabella Lauren M EVP Operations Sell 22.5 -16,407 -4.38% ✗ $83.7K
May 15, 2024 Mar 28, 2025 Prentiss Christopher B CFO Neutral 90.0 +103,600 100.00% ✗ -
Feb 12, 2025 Feb 13, 2025 Marasco Dominic Pres, Endocrine Business Unit Neutral 90.0 +252,000 100.00% ✗ -
Jan 29, 2025 Marasco Dominic Pres, Endocrine Business Unit Neutral 52.5 - 0.00% ✗ -
Nov 22, 2024 Nov 25, 2024 Binder Steven B. Director Sell 30.0 -67,536 -5.91% ✓ $465.3K
Nov 15, 2024 Nov 19, 2024 Binder Steven B. Director Sell 30.0 -67,539 -5.91% ✓ $456.6K
Nov 6, 2024 Nov 8, 2024 Tross Stuart A Chief People & Workpl Officer Sell 30.0 -55,000 -5.38% ✓ $403.7K
Oct 31, 2024 Nov 4, 2024 Singh Sanjay R EVP Technical Operations Sell 22.5 -17,071 -4.24% ✗ $120.7K
Sep 3, 2024 Sep 4, 2024 Tross Stuart A Chief People & Workpl Officer Sell 41.3 -25,000 -2.39% ✓ $156.5K
Aug 30, 2024 Aug 30, 2024 Tross Stuart A Chief People & Workpl Officer Sell 30.0 -80,000 -7.10% ✓ $506.1K
Aug 27, 2024 Aug 29, 2024 Castagna Michael CEO Sell 20.0 -174,085 -7.05% ✗ $837.9K
Aug 27, 2024 Aug 29, 2024 Tross Stuart A Chief People & Workpl Officer Sell 22.5 -20,779 -1.81% ✗ $111.8K
Aug 27, 2024 Aug 29, 2024 Binder Steven B. EVP Special Projects Sell 41.3 -25,834 -2.35% ✓ $141.8K
Aug 27, 2024 Aug 29, 2024 Thomson David EVP Genl Counsel & Secretary Sell 37.5 -28,042 -3.27% ✓ $154K
Jun 30, 2024 Jul 17, 2024 Singh Sanjay R EVP Technical Operations Sell 51.3 -2,010 -0.50% ✗ $31.3K
Jun 30, 2024 Jul 17, 2024 Sabella Lauren M COO Sell 51.3 -1,095 -0.29% ✗ $10.6K
Jun 30, 2024 Jul 17, 2024 Tross Stuart A Chief People & Workpl Officer Sell 45.0 -6,968 -0.60% ✗ $68K
Jun 30, 2024 Jul 17, 2024 Binder Steven B. EVP Special Projects Sell 45.0 -13,693 -1.23% ✓ $84.8K
Jun 30, 2024 Jul 17, 2024 Castagna Michael CEO Sell 40.0 -42,309 -1.68% ✗ $275.8K
Jul 15, 2024 Jul 17, 2024 Thomson David EVP Genl Counsel & Secretary Sell 45.0 -15,731 -1.80% ✓ $92K
May 24, 2024 May 29, 2024 BLANK BURKHARD EVP Chief Medical Officer Sell 42.5 -16,151 -4.39% ✗ $77.2K
May 17, 2024 May 21, 2024 Thomson David EVP Genl Counsel & Secretary Sell 35.0 -38,830 -4.26% ✓ $535.2K
May 17, 2024 May 21, 2024 Binder Steven B. EVP Special Projects Sell 42.5 -18,414 -1.63% ✓ $441.7K
May 17, 2024 May 21, 2024 Tross Stuart A Chief People & Workpl Officer Sell 75.0 +9,234 0.81% ✗ $313K
May 17, 2024 May 21, 2024 Castagna Michael CEO Sell 37.5 -50,030 -1.95% ✗ $1.2M
May 15, 2024 May 17, 2024 Grancio Jennifer Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 CONSIGLIO RONALD J Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 Kay Sabrina Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 Shannon James Samuel Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 MUNDKUR CHRISTINE Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 Friedman Michael A Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 HOOPER ANTHONY C Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 KRESA KENT Director Neutral 52.5 - 0.00% ✗ -
May 15, 2024 May 17, 2024 Castagna Michael CEO Sell 95.0 +412,000 19.17% ✗ $240.4K
May 15, 2024 May 17, 2024 Tross Stuart A Chief People & Workpl Officer Neutral 90.0 +129,000 12.69% ✗ -
May 15, 2024 May 17, 2024 Thomson David EVP Genl Counsel & Secretary Neutral 90.0 +129,000 16.47% ✗ -
May 15, 2024 May 17, 2024 Singh Sanjay R EVP Technical Operations Neutral 90.0 +129,000 46.82% ✗ -
May 15, 2024 May 17, 2024 BLANK BURKHARD EVP Chief Medical Officer Neutral 90.0 +129,000 35.06% ✗ -
May 15, 2024 May 17, 2024 Sabella Lauren M COO Neutral 90.0 +129,000 52.36% ✗ -
May 15, 2024 May 17, 2024 Prentiss Christopher B CFO Neutral 90.0 +232,600 100.00% ✗ -
May 15, 2024 May 17, 2024 Binder Steven B. EVP Special Projects Neutral 90.0 +287,000 33.93% ✗ -
May 10, 2024 May 14, 2024 Binder Steven B. EVP Special Projects Sell 45.0 -11,646 -1.36% ✓ $50.3K
May 10, 2024 May 14, 2024 Castagna Michael CEO Sell 42.5 -34,830 -1.59% ✗ $150.5K
May 10, 2024 May 14, 2024 Thomson David EVP Genl Counsel & Secretary Sell 45.0 -15,389 -1.93% ✓ $66.5K
May 10, 2024 May 14, 2024 Tross Stuart A Chief People & Workpl Officer Sell 48.8 -8,028 -0.78% ✗ $34.7K
Apr 22, 2024 Prentiss Christopher B CFO Neutral 52.5 - 0.00% ✗ -
Mar 27, 2024 Mar 29, 2024 Sabella Lauren M COO Sell 22.5 -17,084 -6.49% ✗ $79.1K
Jun 30, 2023 Feb 5, 2024 Tross Stuart A Chief People & Workpl Officer Neutral 77.5 +20,308 2.02% ✗ -
Dec 31, 2023 Feb 5, 2024 BLANK BURKHARD EVP Chief Medical Officer Neutral 90.0 +157,905 75.19% ✗ -