Comparable stake leader
LMR Partners LLP
SEC ownership of Spectral AI, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001833498.
Disclosed value leader
GLAZER CAPITAL, LLC
Comparable rows
37/50
Latest evidence
13 Aug 2026
- Public ticker
- MDAI, MDAIW on Nasdaq
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
LMR Partners LLP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
37 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
LMR Partners LLP
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
13 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001833498
- Issuer location
- Dallas, TX
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Spectral AI, Inc. (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
LMR Partners LLP
Disclosed value leader
GLAZER CAPITAL, LLC
Comparable rows
37/50
Latest evidence
13 Aug 2026
13D/G
13F
3/4/5
Lead comparable stake: 6.2%
13 rows are not safely comparable across share classes.
13D/G row: LMR Partners LLP
Showing 1-8 of 50 holder rows.
Quick read
LMR Partners LLP leads the comparable SEC ownership view at 6.2%.
37 of 50 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 LMR Partners LLP's linked filing trail.
Comparable ownership
Top 5
LMR Partners LLP
6.2%
Hudson Bay Capital Management LP
5%
Laurence E. Hirsch
3.5%
Erich Spangenberg
2.4%
VANGUARD CAPITAL MANAGEMENT LLC
2.9%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| LMR Partners LLP |
13D/G
13F
Company
|
6.2%
|
$3,622,936
2,106,358 shares
|
$0 | 30 Jun 2026 |
| Hudson Bay Capital Management LP |
13D/G
|
5%
|
$2,791,265
1,671,416 shares
|
-$1,327,991 | 31 Mar 2026 |
| Laurence E. Hirsch |
13D/G
|
3.5%
|
$2,574,000
900,000 shares
|
$0 | 13 Aug 2025 |
| Erich Spangenberg |
3/4/5
13D/G
Director, 10%+ Owner
|
2.4%
from 13D/G
|
$8,329,608
4,787,131 shares
|
— | 15 May 2024 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
2.9%
|
$1,720,329
994,410 shares
|
— | 30 Jun 2026 |
| Highlander Partners, L.P. |
13F
Company
|
2.6%
|
$1,557,000
900,000 shares
|
— | 30 Jun 2026 |
| MARSHALL WACE, LLP |
13F
Company
|
2.4%
|
$1,431,495
827,454 shares
|
— | 30 Jun 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.84%
|
$496,510
287,000 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.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 05 Sep 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 21 reporting-owner rows connected to Spectral AI, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
21
Largest Forms 3/4/5 holder
GLAZER CAPITAL, LLC
Net 12M change
$0
Latest report
13 Aug 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC | 10%+ Owner | $24,851,671 | Filing P/S | 21 May 2021 | ||
| Erich Spangenberg | Director, 10%+ Owner | $8,329,608 | Mixed | 15 May 2024 | ||
| John Michael DiMaio | Director | $5,423,650 | Mixed | 13 Aug 2026 | ||
| Rosecliff Acquisition Sponsor I LLC | Director | $2,265,049 | Mixed | 11 Sep 2023 | ||
| Vincent S. Capone | Chief Executive Officer | $688,005 | Mixed | 24 Apr 2026 | ||
| Richard John Cotton | Director | $415,600 | Mixed | 15 May 2026 | ||
| Wensheng Fan | CHIEF EXECUTIVE OFFICER, Director | $388,456 | Mixed | 11 Sep 2023 | ||
| Peter M. Carlson | Chief Executive Officer, Director | $316,675 | Mixed | 10 May 2024 | ||
| Deepak Sadagopan | Director | $134,079 | Mixed | 24 Apr 2026 | ||
| Marion Ann Snyder | Director | $99,543 | Mixed | 24 Apr 2026 | ||
| Brian J. Radecki | Director | $66,750 | Mixed | 11 Sep 2023 | ||
| Jeffrey Edward Thatcher | Chief Scientist | $62,152 | Mixed | 11 Sep 2023 | ||
| Franklin S. Edmonds Jr. | Director | $53,400 | Mixed | 11 Sep 2023 | ||
| Heather Bellini | Director | $53,400 | Mixed | 11 Sep 2023 | ||
| Martin C.b. Mellish | Director | $42,208 | Mixed | 04 Jun 2025 | ||
| Xiaojia Cynthia Cai | Director | $33,753 | Mixed | 11 Sep 2023 | ||
| Jeremiah A. Sparks | Chief Commerical Officer | $26,539 | Mixed | 10 May 2024 | ||
| Stan Micek | Chief Operating Officer | $17,200 | Mixed | 10 May 2024 | ||
| GOLDMAN SACHS GROUP INC | 10%+ Owner | $16,102 | Filing P/S | 04 Jan 2023 | ||
| Nils Windler | Chief Financial Officer | Mixed | 11 Sep 2023 |
Recent insider transactions for Spectral AI, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| John Michael DiMaio | MDAI | Common Stock | Award | 1.28% | 35,000 | 2,766,847 | 13 Aug 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.55% | 15,000 | 2,731,847 | 29 Jun 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.54% | 14,700 | 2,716,847 | 25 Jun 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.53% | 14,300 | 2,702,147 | 24 Jun 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.56% | 15,000 | 2,687,847 | 29 May 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.09% | 2,500 | 2,672,847 | 28 May 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 1.22% | 32,233 | 2,670,347 | 26 May 2026 | Direct | ||
| Richard John Cotton | MDAI | Common Stock | Award | 8.59% | 8,818 | 111,477 | 18 May 2026 | Direct | ||
| Richard John Cotton | MDAI | Common Stock | Award | 6.08% | 5,882 | 102,659 | 15 May 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 1.03% | 26,887 | 2,638,114 | 15 May 2026 | Direct | ||
| Deepak Sadagopan | MDAI | Common Stock | Award | 25,000 | 25,000 | 24 Apr 2026 | Direct | |||
| John Michael DiMaio | MDAI | Common Stock | Award | 3.98% | 100,000 | 2,611,227 | 24 Apr 2026 | Direct | ||
| Richard John Cotton | MDAI | Common Stock | Award | 44.6% | 29,850 | 96,777 | 24 Apr 2026 | Direct | ||
| Marion Ann Snyder | MDAI | Common Stock | Award | 25,000 | 25,000 | 24 Apr 2026 | Direct | |||
| Vincent S. Capone | MDAI | Common Stock | Award | 53.6% | 100,000 | 286,450 | 24 Apr 2026 | Direct | ||
| John Michael DiMaio | MDAI | Common Stock | Award | 0.3% | 7,619 | 2,511,227 | 27 Mar 2026 | Direct | ||
| Vincent S. Capone | MDAI | Common Stock | Award | 9.87% | 16,750 | 186,450 | 27 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.