Newbury Street II Acquisition NTWOW Institutional Ownership

NASDAQ NTWOW

$1.38 +0.00 (+0.34%)

As of: Aug 26, 2026 · 2:43 PM EDT

Institutions by Trading Activity

27 Institutions

Increased 3 11.1%

Unchanged 21 77.8%

Reduced 3 11.1%

Ownership Statistics

13F · as of 31 Mar, 2026

Institutional Ownership

44.96%

▲+0.92 pp QoQ

Shares Held by Institutions

7.76Mn

of 17.25Mn outstanding

▲+2.10% QoQ

Shares Outstanding

17.25Mn

9.49Mn held outside 13F filers

Institutional Investors

filed 13F for Mar 2026

■0 vs prior quarter

Net Shares Added (QoQ)

+159.43K

accumulated since last quarter

Value of Holdings

$10.78Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 31 Mar, 2026

Newbury Street II Acquisition Corp (NASDAQ:NTWOW) has 27 institutional investors that have filed 13F reports for the period ending March 2026.

Collectively, these holders controlled 45.0% of Newbury Street II Acquisition's outstanding shares in March 2026, up from 44.0% in December 2025.
Their total shares held in NTWOW increased 2.1% quarter over quarter, and separately, investors owning Newbury Street II Acquisition increased 35.0% from a year ago.
Activity in NTWOW broke down as 3 buyers, 3 sellers, and 21 unchanged among 27 total holders.
In total, institutional investors held 7.76Mn shares in Newbury Street II Acquisition as of March 2026, up by 159.43K shares quarter on quarter, and up 2.47Mn shares year over year.
Magnetar Financial LLC holds the largest position in NTWOW at 725.0K shares as of March 31, 2026, or 4.2% of shares outstanding.
The largest buyers of Newbury Street II Acquisition for the quarter ending March 2026 were Verition Fund Management LLC (198.38K), PERISCOPE CAPITAL INC. (75.0K), AQR Arbitrage LLC (2.02K).
The largest sales of NTWOW for the quarter ending March 2026 came from Shaolin Capital Management LLC (100.03K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (12.21K), Wealthspring Capital LLC (3.72K).
Newbury Street II Acquisition's 10 largest shareholders as of March 2026 include Magnetar Financial LLC (725.0K), LMR Partners LLP (725.0K), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND (600.0K), LINDEN ADVISORS LP (525.0K), AQR Arbitrage LLC (510.89K), CSS LLC/IL (443.78K), Hudson Bay Capital Management LP (387.07K), Kepos Capital LP (373.0K), Verition Fund Management LLC (357.43K), Toronto Dominion Bank (349.78K) per Business Quant data.

Form 13F Holdings

27 Institutional Holders

Report period 31 Mar, 2026

Total shares held 7.76Mn

Of outstanding 44.96%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Magnetar Financial LLC	0001352851	725,000	4.20%	0	0.00%	$152.25K
1	LMR Partners LLP	0001578621	725,000	4.20%	0	0.00%	$130.50K
2	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	0001535845	600,000	3.48%	0	0.00%	$108.06K
3	LINDEN ADVISORS LP	0001279396	525,000	3.04%	0	0.00%	$110.25K
4	AQR Arbitrage LLC	0001167456	510,891	2.96%	▲2,020	+0.40%	$92.01K
5	CSS LLC/IL	0001103646	443,780	2.57%	0	0.00%	$79.88K
6	Hudson Bay Capital Management LP	0001393825	387,074	2.24%	0	0.00%	$69.67K
7	Kepos Capital LP	0001512020	373,000	2.16%	0	0.00%	$78
8	Verition Fund Management LLC	0001454027	357,431	2.07%	▲198,380	+124.73%	$64.37K
9	Toronto Dominion Bank	0000947263	349,785	2.03%	0	0.00%	$62.96K
10	PICTON MAHONEY ASSET MANAGEMENT	0001539041	312,500	1.81%	0	0.00%	$56.25K
11	Wealthspring Capital LLC	0001844495	277,767	1.61%	▼3,725	-1.32%	$50.00K
12	PERISCOPE CAPITAL INC.	0001695320	262,400	1.52%	▲75,000	+40.02%	$55.10K
13	Shaolin Capital Management LLC	0001766806	249,986	1.45%	▼100,028	-28.58%	$45.00K
14	RIVERNORTH CAPITAL MANAGEMENT, LLC	0001447578	249,872	1.45%	0	0.00%	$44.98K
15	Clear Street Group Inc.	0001881567	246,951	1.43%	0	0.00%	$44.45K
16	MMCAP International Inc. SPC	0001304857	225,000	1.30%	0	0.00%	$40.50K
16	Westchester Capital Management, LLC	0001512805	225,000	1.30%	0	0.00%	$40.50K
17	BNP PARIBAS FINANCIAL MARKETS	0001166588	218,493	1.27%	0	0.00%	$39.33K
18	WHITEBOX ADVISORS LLC	0001257391	187,500	1.09%	0	0.00%	$33.75K

Showing 1 to 20 of 27 holders