Vault-13

SPECTRAL AI INC MDAI

COM CL A · Common Stock · CUSIP 84757T105

34 institutional holders +10 vs Q1 2026
4,780,8744.8m shares reported held*
14.9% of all shares outstanding*
$8.3mreported value*
12 new 11 added 3 reduced 2 sold out net bought ≈ $2.4m (+1.4m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Shares outstanding: 32.2m as of 2026-08-11, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $1.73.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

02040Q3 23: 10Q4 23: 16Q1 24: 26Q2 24: 23Q3 24: 24Q4 24: 29Q1 25: 27Q2 25: 27Q3 25: 24Q4 25: 27Q1 26: 24Q2 26: 3434Q3 23Q2 24Q1 25Q4 25Q2 26
Numbers
QuarterHolders
Q3 202310
Q4 202316
Q1 202426
Q2 202423
Q3 202424
Q4 202429
Q1 202527
Q2 202527
Q3 202524
Q4 202527
Q1 202624
Q2 202634

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
40040Q3 24: 11 bought or addedQ3 24: 2 cut or sold outQ4 24: 17 bought or addedQ4 24: 8 cut or sold outQ4 24Q1 25: 12 bought or addedQ1 25: 12 cut or sold outQ2 25: 12 bought or addedQ2 25: 11 cut or sold outQ2 25Q3 25: 11 bought or addedQ3 25: 12 cut or sold outQ4 25: 15 bought or addedQ4 25: 6 cut or sold outQ4 25Q1 26: 8 bought or addedQ1 26: 11 cut or sold outQ2 26: 23 bought or addedQ2 26: 5 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 2024112
Q4 2024178
Q1 20251212
Q2 20251211
Q3 20251112
Q4 2025156
Q1 2026811
Q2 2026235

Biggest buyers

MARSHALL WACE, LLP New +827,454+827.5k
VANGUARD CAPITAL MANAGEMENT LLC Added +268,120+268.1k
LPL Financial LLC New +160,701+160.7k
UBS Group AG Added +112,803+112.8k
BRIDGEWAY CAPITAL MANAGEMENT, LLC Added +88,000+88.0k
Virtu Financial LLC New +40,979+41.0k
BlackRock, Inc. Added +39,523+39.5k
JPMORGAN CHASE & CO New +20,259+20.3k
NORTHERN TRUST CORP Added +18,449+18.4k
ROYAL BANK OF CANADA New +15,452+15.5k

Biggest sellers

UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO Reduced -88,777-88.8k
Rathbones Group PLC Reduced -87,045-87.0k
GEODE CAPITAL MANAGEMENT, LLC Reduced -78,612-78.6k
Shay Capital LLC Sold out -14,944-14.9k
CITIGROUP INC Sold out -14,835-14.8k

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
LMR Partners LLP 13G · institution new · filed 2026-08-14 6.2% new 2.1m≈ $3.6m 2026-08-14

Fell to 5% or below in the last year: Hudson Bay Capital Management LP (5.0%, 2026-05-08), SPANGENBERG ERICH (2.4%, 2026-03-18)

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 994,410994.4k $1.7m $1.7m 0.00% Added +268.1k +268,120
2 Highlander Partners, L.P. 0.52% of their portfolio DALLAS, TX 900,000900.0k $1.6m $1.6m 0.52% Unchanged
3 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 827,454827.5k $1.4m $1.4m 0.00% New
4 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 287,000287.0k $496.5k $496.5k 0.01% Added +88.0k +88,000
5 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 226,319226.3k $391.5k $391.5k 0.00% Added +5.3k +5,318
6 UBS Group AG 0.00% of their portfolio ZURICH, V8 225,823225.8k $390.7k $390.7k 0.00% Added +112.8k +112,803
7 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 222,595222.6k $385.2k $385.2k 0.00% Reduced -78.6k -78,612
8 BlackRock, Inc. 0.00% of their portfolio New York, NY 161,777161.8k $279.9k $279.9k 0.00% Added +39.5k +39,523
9 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 160,701160.7k $278.0k $278.0k 0.00% New
10 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 142,664142.7k $246.8k $246.8k 0.00% Added +868 +868
11 UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO 0.02% of their portfolio AUSTIN, TX 121,711121.7k $210.6k $210.6k 0.02% Reduced -88.8k -88,777
12 Rathbones Group PLC 0.00% of their portfolio Liverpool, X0 87,04587.0k $150.6k $150.6k 0.00% Reduced -87.0k -87,045
13 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 75,60075.6k $130.8k $130.8k 0.00% Unchanged
14 Forum Financial Management, LP 0.00% of their portfolio LOMBARD, IL 60,50160.5k $104.7k $104.7k 0.00% Unchanged
15 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 50,54750.5k $87.4k $87.4k 0.00% Added +18.4k +18,449
16 Virtu Financial LLC 0.00% of their portfolio New York, NY 40,97941.0k $71.0k $71.0k 0.00% New
17 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 32,92732.9k $57.0k $57.0k 0.00% Added +5.8k +5,839
18 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 20,25920.3k $34.2k $34.2k 0.00% New
19 N.E.W. Advisory Services LLC 0.00% of their portfolio DE PERE, WI 20,01020.0k $34.6k $34.6k 0.00% Added +6.0k +6,010
20 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 15,45215.5k $27.0k $27.0k 0.00% New
21 StoneX Group Inc. 0.00% of their portfolio NEW YORK, NY 15,34315.3k $31.6k $31.6k 0.00% New
22 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 13,79913.8k $23.9k $23.9k 0.00% Added +5.4k +5,405
23 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 12,80012.8k $22.1k $22.1k 0.00% Unchanged
24 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 12,12112.1k $21.0k $21.0k 0.00% New
25 Philip James Wealth Mangement, LLC 0.00% of their portfolio MILTON, GA 12,00012.0k $20.8k $20.8k 0.00% Unchanged
26 Engineers Gate Manager LP 0.00% of their portfolio NEW YORK, NY 11,04611.0k $19.1k $19.1k 0.00% New
27 HRT FINANCIAL LP 0.00% of their portfolio NEW YORK, NY 10,23710.2k $17.0k $17.0k 0.00% New
28 WOLVERINE ASSET MANAGEMENT LLC 0.00% of their portfolio CHICAGO, IL 8,1238.1k $14.1k $14.1k 0.00% Added +1.6k +1,634
29 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 6,4806.5k $11.2k $11.2k 0.00% Unchanged
30 Westside Investment Management, Inc. 0.00% of their portfolio SANTA MONICA, CA 2,6502.6k $4.6k $4.6k 0.00% Unchanged
31 NewEdge Advisors, LLC 0.00% of their portfolio NEW ORLEANS, LA 1,7001.7k $2.9k $2.9k 0.00% Unchanged
32 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 328328 $567 $567 0.00% New
33 Concord Wealth Partners 0.00% of their portfolio ABINGDON, VA 300300 $519 $519 0.00% New
34 Rockefeller Capital Management L.P. 0.00% of their portfolio NEW YORK, NY 173173 $299 $299 0.00% New