Newbury Street Acquisition Corporation
Newbury Street Acquisition Corporation (NBST) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NBST · as of Sep 30, 2024
Ownership Breakdown
2
Institutional Holders
▼ 14 vs Q2
$3.36M
Total Inst. Value
▼ $6.81M vs Q2
4.95M
Shares Outstanding
freeFloat 24.80%
307,702
13F Shares Held
▼ 641,678 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
NBST largest shareholders · institutional ownership
Q3 2024 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
RIVERNORTH CAPITAL MANAGEMENT, LLC blank checks | 251.4K | 4.38% | 4.38% | $2.75B | Dec 3, 2024 | — held |
CLEAR STREET LLC blank checks | 56.3K | 98.13% | 98.13% | $614.84M | May 15, 2025 | ▼ 22.1K |
WOLVERINE ASSET MANAGEMENT LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 4, 2024 | EXIT |
WALLEYE TRADING LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 14, 2024 | EXIT |
FLOW TRADERS U.S. LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 14, 2024 | EXIT |
WESTCHESTER CAPITAL MANAGEMENT, LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 14, 2024 | EXIT |
VIRTU FINANCIAL LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 20, 2024 | EXIT |
BOOTHBAY FUND MANAGEMENT, LLC blank checks | 0 | 0.00% | 0.00% | $0 | Nov 14, 2024 | EXIT |
TUTTLE CAPITAL MANAGEMENT, LLC blank checks | 0 | 0.00% | 0.00% | $0 | Oct 16, 2024 | EXIT |
YAKIRA CAPITAL MANAGEMENT, INC. blank checks | 0 | 0.00% | 0.00% | $0 | Nov 13, 2024 | EXIT |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2024 vs prior quarter
Q3 2024
0
Increased
+0 shares0
New Positions
first time holders1
Decreased
−22.1K shares14
Sold Out
fully exitedNet shares change (top 50)
22.1K
+0 / −22.1K
Net new holders
-15
0 new / 14 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NBST insider trading · insider activity
Source: SEC Form 4
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
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
Newbury Street Acquisition Corporation (NBST) is primarily owned by institutional investors, who hold approximately 6.2% of total shares outstanding. Company insiders own approximately 75.20%, while retail and public investors account for the remaining 18.59%.
The largest institutional shareholder of Newbury Street Acquisition Corporation is RIVERNORTH CAPITAL MANAGEMENT, LLC, holding approximately 251,398 shares — equal to 4.38% of outstanding shares — as of September 30, 2024.
A total of 2 institutional investors currently hold NBST stock, with a combined institutional value of approximately $3,360,106 as of the most recent 13F filing period.
Frequently asked questions
NBST ownershipNewbury Street Acquisition Corporation (NBST) is primarily owned by institutional investors, who hold approximately 6.2% of shares. The largest shareholder is RIVERNORTH CAPITAL MANAGEMENT, LLC with a 4.38% stake. Company insiders hold 75.20%. Data sourced from SEC Form 13F as of September 30, 2024.