Horizon Quantum Holdings Ltd.

Exchange: Nasdaq
Industry: Services-Computer Programming Services
SEC CIK: 0002088256

SEC filings (opens in a new tab)

No open-market purchases or sales by Horizon Quantum Holdings Ltd. insiders were filed in the last 90 days; 34 institutions reported holding it in 13F filings for Q2 2026, worth $533.3M in total; no superinvestor holds it.

Other share classesHQWWW

Q2 2026 vs. Q1 2026

How the institutions holding Horizon Quantum Holdings Ltd. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of HQ: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Of which not filed for Q2 2026	Q2 2026	Change
Holders	17	1	34	+18
Shares	2.44M	20.0K	19.4M	+16.9M (+701.2%)
Value	$21.4M	$175.8K	$533.3M	+$512.1M (+2,411.2%)

1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (25)

Institutions that held Horizon Quantum Holdings Ltd. at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to HQ in Q2 2026
Institution	Shares	Value	% of portfolio
Sequoia Capital India Operations II, LLC	6,351,095	$176.3M	100.00%
Penserra Capital Management LLC	5,465,313	$151.7M	1.17%
Defiance ETFs, LLC	5,582,526	$150.9M	2.10%
Creek Drive Management Group LLC	90,000	$2.50M	1.54%
Bank of America Corp	65,726	$1.82M	0.00%
Goldman Sachs Group Inc	64,898	$1.80M	0.00%
Van Eck Associates Corp	44,038	$1.22M	0.00%
Northern Trust Corp	37,940	$1.05M	0.00%
K2 Principal Fund, L.P.	34,000	$943.8K	0.09%
ExodusPoint Capital Management, LP	18,905	$524.8K	0.00%
Jane Street Group, LLC	18,091	$502.2K	0.00%
Toroso Investments, LLC	17,945	$498.2K	0.00%
Geode Capital Management, LLC	17,765	$493.2K	0.00%
Engineers Gate Manager LP	14,270	$396.1K	0.01%
US Bancorp	10,283	$285.5K	0.00%
T3 Companies, LLC	8,876	$246.4K	0.28%
Virtu Financial LLC	8,196	$228.0K	0.01%
Scientech Research LLC	7,808	$216.8K	0.18%
Wolverine Asset Management LLC	2,341	$65.0K	0.00%
FNY Investment Advisers, LLC	1,500	$41.0K	0.01%
BlackRock, Inc.	1,335	$37.1K	0.00%
Advisor Group Holdings, Inc.	456	$12.7K	0.00%
Farther Finance Advisors, LLC	200	$5.55K	0.00%
JPMorgan Chase & Co	98	$2.30K	0.00%
Royal Bank of Canada	80	$2.00K	0.00%

Sold out (7)

Institutions that held Horizon Quantum Holdings Ltd. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of HQ in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Davidson Kempner Capital Management LP	634,518	$5.58M
Citadel Advisors LLC	251,228	$2.21M
Hudson Bay Capital Management LP	160,441	$1.41M
Meteora Capital, LLC	54,362	$477.8K
Lineage Point Capital LP	16,000	$140.6K
EverSource Wealth Advisors, LLC	1,000	$8.79K
Federation des caisses Desjardins du Quebec	700	$6.15K

Not filed for Q2 2026 yet (1)

Institutions that held Horizon Quantum Holdings Ltd. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding HQ in Q1 2026 that haven't filed for Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Deeter Investments LLP	20,000	$175.8K