Spectral AI, Inc.
Spectral AI, Inc. (MDAI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · MDAI · as of Sep 30, 2025
Ownership Breakdown
24
Institutional Holders
▼ 2 vs Q2
$6.69M
Total Inst. Value
▼ $2.74M vs Q2
31.82M
Shares Outstanding
freeFloat 71.47%
2.94M
13F Shares Held
▼ 867,516 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
MDAI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
HIGHLANDER PARTNERS, L.P. blank checks | 900.0K | 3.54% | 3.54% | $2.05B | Nov 13, 2025 | — held |
VANGUARD GROUP INC blank checks | 613.3K | 2.41% | 2.41% | $1.40B | Nov 7, 2025 | ▼ 9.8K |
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGMENT CO blank checks | 210.5K | 82.80% | 82.80% | $479.91M | Nov 13, 2025 | — held |
BRIDGEWAY CAPITAL MANAGEMENT, LLC blank checks | 199.0K | 78.28% | 78.28% | $453.72M | Nov 14, 2025 | ▲ 25.0K |
UBS GROUP AG blank checks | 185.6K | 73.03% | 73.03% | $423.26M | Nov 13, 2025 | ▲ 12.5K |
GEODE CAPITAL MANAGEMENT, LLC blank checks | 182.0K | 71.58% | 71.58% | $414.96M | Nov 12, 2025 | ▲ 29.0K |
MARSHALL WACE, LLP blank checks | 145.5K | 57.23% | 57.23% | $331.70M | Nov 13, 2025 | ▲ 103.4K |
BLACKROCK, INC. blank checks | 107.9K | 42.43% | 42.43% | $245.95M | Nov 12, 2025 | ▲ 67.5K |
RATHBONES GROUP PLC blank checks | 89.2K | 35.08% | 35.08% | $203.32M | Nov 13, 2025 | ▼ 344.0K |
DNB ASSET MANAGEMENT AS blank checks | 73.7K | 28.99% | 28.99% | $168.05M | Nov 12, 2025 | ▲ 30.7K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
8
Increased
+316.1K shares3
New Positions
first time holders7
Decreased
−366.6K shares5
Sold Out
fully exitedNet shares change (top 50)
50.5K
+316.1K / −366.6K
Net new holders
-1
3 new / 5 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
MDAI insider trading · insider activity
Source: SEC Form 4
10
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
DiMaio John Michael director | May 29, 2026 | Award | 15,000 | $2.12 | $31.8K | 2.69M | Form 4 ↗ |
DiMaio John Michael director | May 28, 2026 | Award | 2,500 | $2.36 | $5.9K | 2.67M | Form 4 ↗ |
DiMaio John Michael director | May 26, 2026 | Award | 32,233 | $2.61 | $84.1K | 2.67M | Form 4 ↗ |
Sadagopan Deepak director | Apr 24, 2026 | Award | 25,000 | — | — | 25.0K | Form 4 ↗ |
Cotton Richard John director | May 18, 2026 | Award | 8,818 | $2.40 | $21.2K | 111.5K | Form 4 ↗ |
Cotton Richard John director | May 15, 2026 | Award | 5,882 | $2.33 | $13.7K | 102.7K | Form 4 ↗ |
DiMaio John Michael director | May 15, 2026 | Award | 25,000 | $2.16 | $54.0K | 2.64M | Form 4 ↗ |
DiMaio John Michael director | May 15, 2026 | Award | 1,887 | $2.12 | $4.0K | 2.61M | Form 4 ↗ |
DiMaio John Michael director | Apr 24, 2026 | Award | 100,000 | — | — | 2.61M | Form 4 ↗ |
Cotton Richard John director | Apr 24, 2026 | Award | 29,850 | — | — | 96.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Spectral AI, Inc. (MDAI) is primarily owned by institutional investors, who hold approximately 9.2% of total shares outstanding. Company insiders own approximately 28.53%, while retail and public investors account for the remaining 62.24%.
The largest institutional shareholder of Spectral AI, Inc. is HIGHLANDER PARTNERS, L.P., holding approximately 900,000 shares — equal to 3.54% of outstanding shares — as of September 30, 2025.
A total of 24 institutional investors currently hold MDAI stock, with a combined institutional value of approximately $6,694,012 as of the most recent 13F filing period.
Frequently asked questions
MDAI ownershipSpectral AI, Inc. (MDAI) is primarily owned by institutional investors, who hold approximately 9.2% of shares. The largest shareholder is HIGHLANDER PARTNERS, L.P. with a 3.54% stake. Company insiders hold 28.53%. Data sourced from SEC Form 13F as of September 30, 2025.