Spectral AI, Inc. (MDAIW) shareholders
MDAIWNasdaqSurgical & Medical Instruments & ApparatusFiscal year ends December 31Also trades as MDAI
$0.45−0.04 (-8.55%)
Close on Oct 30, 2026Market cap $49.24MP/E –Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
2M
Shares held, 13F filers
Institutional holders
18
1 new, 1 sold out
Net institutional buying
0M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| John Michael DiMaio | 2,485,908 | 15.30% | 13D (active) amendment | Feb 7, 2024 |
| LMR Partners LLP Joint filing with LMR PARTNERS Ltd (6.20%), LMR Partners LLC (6.20%) and 5 more | 2,106,358 | 6.20% | 13G (passive) | Jun 30, 2026 |
| Octopus Investments Limited | – | – | 13G (passive) amendment | Sep 30, 2024 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of MDAIW | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| LMR Partners LLP | 503,694 | – | $279.55K | +196,185 | 0.00% |
| Aristeia Capital LLC | 359,943 | – | $199.77K | – | 0.00% |
| Clear Street Group Inc. | 233,357 | – | $129.51K | −51,848 | 0.00% |
| Goldman Sachs Group Inc | 123,629 | – | $68.61K | – | 0.00% |
| Toronto Dominion Bank | 117,931 | – | $65.45K | – | 0.00% |
| Oasis Management Co Ltd. | 100,000 | – | $173.00K | – | 0.01% |
| Moore Capital Management, LP | 100,000 | – | $55.50K | – | 0.00% |
| Q Global Advisors, LLC | 99,670 | – | $55.00K | – | 0.04% |
| Caption Management, LLC | 83,537 | – | $46.36K | – | 0.00% |
| Calamos Advisors LLC | 81,526 | – | $48.10K | – | 0.00% |
| Tpg Gp A, LLC | 74,999 | – | $41.62K | – | 0.00% |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 66,666 | – | $37.00K | – | 0.00% |
| Healthcare Of Ontario Pension Plan Trust Fund | 66,666 | – | $39.33K | – | 0.00% |
| Saba Capital Management, L.P. | 59,763 | – | $33.17K | – | 0.00% |
| Empery Asset Management, LP | 33,336 | – | $18.50K | – | 0.02% |
| Hrt Financial LP | 12,147 | – | $7.00K | New | 0.00% |
| Farther Finance Advisors, LLC | 1,000 | – | $555 | – | 0.00% |
| Longfellow Investment Management Co LLC | 100 | – | $56 | – | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|
| Q2 2026 | 18 | 2M | 1 / 1 | 1 / 1 | 0M | 0M |
| Q1 2026 | 18 | 2M | 1 / 0 | 0 / 3 | 0M | 0M |
| Q4 2025 | 20 | 2M | 3 / 4 | 3 / 1 | 0M | 0M |
| Q3 2025 | 18 | 2M | 3 / 2 | 2 / 0 | 1M | 0M |
| Q2 2025 | 17 | 2M | 3 / 1 | 0 / 5 | 0M | 0M |
| Q1 2025 | 19 | 2M | 2 / 1 | 2 / 1 | 0M | 0M |
| Q4 2024 | 18 | 2M | 5 / 1 | 2 / 4 | 0M | 1M |
| Q3 2024 | 17 | 2M | 0 / 2 | 0 / 3 | 0M | 0M |
| Q2 2024 | 20 | 3M | 1 / 1 | 1 / 1 | 0M | 0M |
| Q1 2024 | 20 | 3M | 2 / 1 | 1 / 4 | 1M | 0M |
| Q4 2023 | 23 | 2M | 2 / 1 | 1 / 7 | 0M | 1M |
| Q3 2023 | 28 | 2M | 28 / 0 | 0 / 0 | 2M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of MDAIW | Value | % of fund | As of |
|---|---|---|---|---|---|
| Calamos Market Neutral Income Fund | 81,526 | – | $40.76K | 0.00% | Jul 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | Latest filing |
|---|---|---|---|
| Vincent S. Capone | Chief Executive Officer | 286,450 | Apr 27, 2026 |
| John Michael DiMaio | Director | 5,404,755 | Sep 29, 2026 |
| Deepak Sadagopan | Director | 25,000 | May 20, 2026 |
| Richard John Cotton | Director | 111,477 | May 18, 2026 |
| Marion Ann Snyder | Director | 25,000 | Apr 27, 2026 |
| Martin C.B. Mellish | Director | 24,398 | Jun 6, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| John Michael DiMaio Director | Sep 28, 2026 | Award | +32,000 | $1.62 | $51.84K | 2,922,847 |
| John Michael DiMaio Director | Sep 23, 2026 | Award | +60,000 | $1.67 | $100.20K | 2,890,847 |
| John Michael DiMaio Director | Sep 21, 2026 | Award | +21,012 | $1.69 | $35.51K | 2,830,847 |
| John Michael DiMaio Director | Sep 18, 2026 | Award | +10,988 | $1.61 | $17.69K | 2,809,835 |
| John Michael DiMaio Director | Sep 11, 2026 | Award | +22,000 | $1.59 | $34.98K | 2,798,847 |
| John Michael DiMaio Director | Sep 10, 2026 | Award | +10,000 | $1.56 | $15.60K | 2,776,847 |
| John Michael DiMaio Director | Aug 13, 2026 | Award | +35,000 | $1.64 | $57.40K | 2,766,847 |
| John Michael DiMaio Director | Jun 29, 2026 | Award | +15,000 | $1.73 | $25.95K | 2,731,847 |
| John Michael DiMaio Director | Jun 25, 2026 | Award | +14,700 | $1.69 | $24.84K | 2,716,847 |
| John Michael DiMaio Director | Jun 24, 2026 | Award | +14,300 | $1.74 | $24.88K | 2,702,147 |
| John Michael DiMaio Director | May 29, 2026 | Award | +15,000 | $2.12 | $31.80K | 2,687,847 |
| John Michael DiMaio Director | May 28, 2026 | Award | +2,500 | $2.36 | $5.90K | 2,672,847 |
| John Michael DiMaio Director | May 26, 2026 | Award | +32,233 | $2.61 | $84.13K | 2,670,347 |
| Richard John Cotton Director | May 18, 2026 | Award | +8,818 | $2.40 | $21.16K | 111,477 |
| John Michael DiMaio Director | May 15, 2026 | Award | +25,000 | $2.16 | $54.00K | 2,638,114 |
| John Michael DiMaio Director | May 15, 2026 | Award | +1,887 | $2.12 | $4.00K | 2,613,114 |
| Richard John Cotton Director | May 15, 2026 | Award | +5,882 | $2.33 | $13.71K | 102,659 |
| Deepak Sadagopan Director | Apr 24, 2026 | Award | +25,000 | – | – | 25,000 |
| Marion Ann Snyder Director | Apr 24, 2026 | Award | +25,000 | – | – | 25,000 |
| Vincent S. Capone Chief Executive Officer | Apr 24, 2026 | Award | +100,000 | – | – | 286,450 |
| Richard John Cotton Director | Apr 24, 2026 | Award | +29,850 | – | – | 96,777 |
| John Michael DiMaio Director | Apr 24, 2026 | Award | +100,000 | – | – | 2,611,227 |
| John Michael DiMaio Director | Mar 27, 2026 | Award | +7,619 | $1.58 | $12.04K | 2,511,227 |
| Vincent S. Capone Chief Executive Officer | Mar 27, 2026 | Award | +16,750 | $1.52 | $25.46K | 186,450 |
| John Michael DiMaio Director | Jun 10, 2025 | Award | +9,700 | $2.11 | $20.47K | 2,503,608 |
| John Michael DiMaio Director | Jun 9, 2025 | Award | +2,000 | $2.10 | $4.20K | 2,493,908 |
| Martin C.B. Mellish Director | Jun 4, 2025 | Award | +5,000 | $1.73 | $8.65K | 24,398 |
| Richard John Cotton Director | Apr 30, 2025 | Award | +9,699 | – | – | 66,927 |
| Vincent S. Capone CFO and General Counsel | Apr 30, 2025 | Award | +100,000 | – | – | 119,700 |
| Martin C.B. Mellish Director | Apr 30, 2025 | Award | +9,699 | – | – | 19,398 |
| Erich Spangenberg Director, 10% owner | May 15, 2024 | Award | +6,000 | $1.74 | $10.44K | 628,574 |
| John Michael DiMaio Director, 10% owner | May 10, 2024 | Buy | +6,000 | $1.72 | $10.32K | 2,491,908 |
| Stan Micek CHIEF OPERATING OFFICER | May 10, 2024 | Award | +10,000 | $1.72 | $17.20K | 10,000 |
| Vincent S. Capone CFO and General Counsel | May 10, 2024 | Award | +10,000 | $1.73 | $17.30K | 19,700 |
| Erich Spangenberg Director, 10% owner | May 10, 2024 | Award | +45,000 | $1.77 | $79.65K | 622,574 |
| Jeremiah A. Sparks Chief Commerical Officer | May 10, 2024 | Award | +6,084 | $1.65 | $10.04K | 16,084 |
| Peter M. Carlson Chief Executive Officer, Director | May 10, 2024 | Award | +29,411 | $1.74 | $51.18K | 29,411 |
| John Michael DiMaio Director, 10% owner | Jan 19, 2024 | Small purchase | +2,000 | $2.20 | $4.40K | 2,485,908 |
| John Michael DiMaio Director, 10% owner | Jan 9, 2024 | Small purchase | +2,000 | $2.69 | $5.38K | 2,483,908 |
| John Michael DiMaio 10% owner | Nov 20, 2023 | Buy | +2,000 | $2.67 | $5.34K | 2,481,908 |
| Richard John Cotton Director | Nov 17, 2023 | Award | +14,650 | $2.67 | $39.12K | 47,529 |
| John Michael DiMaio 10% owner | Nov 16, 2023 | Buy | +500 | $2.68 | $1.34K | 2,479,908 |
| John Michael DiMaio 10% owner | Nov 14, 2023 | Buy | +355 | $2.81 | $998 | 2,479,408 |
| John Michael DiMaio 10% owner | Sep 13, 2023 | Buy | +198 | $5.07 | $1.00K | 2,479,053 |
| John Michael DiMaio 10% owner | Sep 12, 2023 | Buy | +1,000 | $5.97 | $5.97K | 2,478,855 |
| Jeffrey Edward Thatcher CHIEF SCIENTIST | Sep 11, 2023 | Other | +23,278 | – | – | 23,278 |
| Brian J. Radecki Director | Sep 11, 2023 | Option exercise | +25,000 | – | – | 25,000 |
| Wensheng Fan CHIEF EXECUTIVE OFFICER, Director | Sep 11, 2023 | Other | +145,489 | – | – | 145,489 |
| Michael Patrick Murphy Director | Sep 11, 2023 | Option exercise | +815,000 | – | – | 815,000 |
| Michael Patrick Murphy Director | Sep 11, 2023 | Award | +33,333 | – | – | 848,333 |
| Vincent S. Capone GENERAL COUNSEL | Sep 11, 2023 | Other | +9,699 | – | – | 9,699 |
| Heather Bellini Director | Sep 11, 2023 | Option exercise | +20,000 | – | – | 20,000 |
| Franklin S. Edmonds Jr. Director | Sep 11, 2023 | Option exercise | +20,000 | – | – | 20,000 |
| Richard John Cotton Director | Sep 11, 2023 | Other | +32,879 | – | – | 32,879 |
| Glazer Capital, Llc 10% owner | May 21, 2021 | Sale | −1,125 | $9.89 | $11.13K | 2,512,808 |
| Paul J. Glazer 10% owner | May 6, 2021 | Sale | −15,000 | $10.00 | $150.00K | 2,513,977 |
| Paul J. Glazer 10% owner | May 5, 2021 | Sale | −15,000 | $10.00 | $150.00K | 2,532,656 |
| Paul J. Glazer 10% owner | May 4, 2021 | Sale | −45,044 | $9.99 | $449.99K | 2,547,656 |
| Paul J. Glazer 10% owner | Apr 29, 2021 | Sale | −1,450 | $10.00 | $14.50K | 2,592,700 |
| Paul J. Glazer 10% owner | Apr 16, 2021 | Sale | −577 | $10.00 | $5.77K | 2,594,150 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 15, 2026 (FINRA, reported twice a month)
Short % of shares outstanding
–
0M shares short
Days to cover
2.6
At 0M shares a day
Change since last report
+18.4%
From 0M shares
Short volume, 20 days
52.7%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Spectral AI's stock actually held short. Settlement fails (shares not delivered on time) peaked at 999 shares on Sep 14, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Erich Spangenberg; ELS 1960 Family, L.P. Former Director | Jul 21, 2025 | 736,131 | $1.85M | Jul 21, 2025 | Private Purchase |