Ocean Power Technologies OPTT Institutional Ownership

NYSE OPTT

$0.42 +0.04 (+10.53%)

At close: Nov 6, 2026 · 4:00 PM EST

Institutions by Trading Activity

77 Institutions

Increased 37 48.1%

Unchanged 26 33.8%

Reduced 14 18.2%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

14.44%

▲+2.70 pp QoQ

Shares Held by Institutions

1.10Mn

of 7.62Mn outstanding

▲+30.08% QoQ

Shares Outstanding

7.62Mn

6.52Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+11 vs prior quarter

Net Shares Added (QoQ)

+254.27K

accumulated since last quarter

Value of Holdings

$417.81K

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

Updated Oct 10, 2026

Ocean Power Technologies, Inc. (NYSE:OPTT) was reported as a holding by 77 institutional investors in 13F filings for the quarter ended June 30, 2026.

These investors held 14.44% of Ocean Power Technologies' outstanding shares at the end of Q2 2026, up from 11.73% in Q1 2026.
Total shares held in Ocean Power Technologies rose 30.08% from Q1 2026, while the number of holders rose 79.07% from Q2 2025.
Of these 77 holders, 37 added to their positions, 14 reduced their stakes and 26 left their positions unchanged.
Institutional investors held 1.1Mn shares of Ocean Power Technologies in total at the end of Q2 2026, up 254.27K from the prior quarter and up 578.24K from a year earlier.
Vanguard Capital Management LLC led 13F holders of OPTT with 297.31K shares as of June 30, 2026, or 3.90% of shares outstanding.
Among existing holders, the largest additions to Ocean Power Technologies in Q2 2026 came from UBS Group AG (+96.26K shares), Cambridge Investment Research Advisors, Inc. (+13.33K shares), Vanguard Fiduciary Trust Co (+11.77K shares), Vanguard Capital Management LLC (+11.35K shares) and State Street Corp (+5.75K shares).
On the other side, among holders that kept a position in Ocean Power Technologies, the largest reductions in Q2 2026 came from Peak6 LLC (-8.55K shares), D'Orazio & Associates, Inc. (-6.91K shares), Royal Bank of Canada (-6.25K shares), Susquehanna International Group, LLP (-3.49K shares) and Group One Trading LLC (-1.36K shares).
Per Business Quant, the top 10 investors in OPTT for the quarter ended June 30, 2026 were Vanguard Capital Management LLC (297.31K shares), UBS Group AG (228.98K shares), BlackRock, Inc. (110.97K shares), Polar Asset Management Partners Inc. (101.44K shares), Geode Capital Management, LLC (73.28K shares), Vanguard Fiduciary Trust Co (46.25K shares), Spinnaker Investment Group, LLC (34.71K shares), State Street Corp (32.76K shares), Cambridge Investment Research Advisors, Inc. (23.23K shares) and Northern Trust Corp (17.31K shares).

Form 13F Holdings

81 Institutional Holders

Report period 30 Jun, 2026

Total shares held 1.10Mn

Of outstanding 14.44%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	297,306	3.90%	▲11,355	+3.97%	$2.34Mn
2	UBS Group AG	0001610520	228,980	3.01%	▲96,265	+72.54%	$1.80Mn
3	BlackRock, Inc.	0002012383	110,970	1.46%	▼0	0.00%	$872.23K
4	Polar Asset Management Partners Inc.	0001326389	101,441	1.33%	▲101,441	0.00%	$797.33K
5	GEODE CAPITAL MANAGEMENT, LLC	0001214717	73,283	0.96%	▲1,436	+2.00%	$576.20K
6	VANGUARD FIDUCIARY TRUST CO	0000933478	46,247	0.61%	▲11,773	+34.15%	$363.50K
7	Spinnaker Investment Group, LLC	0001911067	34,708	0.46%	0	0.00%	$272.81K
8	State Street Corp	0000093751	32,756	0.43%	▲5,747	+21.28%	$257.46K
9	Cambridge Investment Research Advisors, Inc.	0001419186	23,233	0.31%	▲13,333	+134.68%	$183
10	Northern Trust Corp	0000073124	17,305	0.23%	▲5,660	+48.60%	$136.02K
11	Royal Bank Of Canada	0001000275	17,268	0.23%	▼6,250	-26.58%	$136.00K
12	HAMILTON CAPITAL PARTNERS, LLC	0002037578	16,673	0.22%	▲16,673	0.00%	$131.05K
13	HighTower Advisors, LLC	0001462245	11,670	0.15%	▲11,670	0.00%	$91.73K
14	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	8,556	0.11%	▼3,492	-28.98%	$67.25K
15	ESSEX INVESTMENT MANAGEMENT CO LLC	0000201772	6,829	0.09%	▼11	-0.16%	$53.67K
16	D'Orazio & Associates, Inc.	0001646821	6,583	0.09%	▼6,906	-51.19%	$51.75K
17	OneDigital Investment Advisors LLC	0001690370	5,318	0.07%	▼758	-12.47%	$41.80K
18	Pinnacle Financial Partners, Inc.	0002082866	4,350	0.06%	▲1,000	+29.85%	$34.19K
19	SIMPLEX TRADING, LLC	0001488542	4,326	0.06%	▼751	-14.79%	$34.00K
20	Diversify Advisory Services, LLC	0002021232	4,000	0.05%	▲4,000	0.00%	$17.28K

Showing 1 to 20 of 81 holders