Ocean Power Technologies OPTT Institutional Ownership

NYSE OPTT

$1.18 -0.16 (-11.57%)

As of: Oct 1, 2026 · 11:14 AM EDT

Institutions by Trading Activity

82 Institutions

Increased 40 48.8%

Unchanged 28 34.1%

Reduced 14 17.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

17.03%

▲+4.06 pp QoQ

Shares Held by Institutions

1.10Mn

of 6.48Mn outstanding

▲+32.48% QoQ

Shares Outstanding

6.48Mn

5.37Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+13 vs prior quarter

Net Shares Added (QoQ)

+270.55K

accumulated since last quarter

Value of Holdings

$1.48Mn

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 30 Jun, 2026

Ocean Power Technologies, Inc. (NYSE:OPTT) is held by 82 institutional investors per 13F filings through June 2026.

They owned 17.0% of outstanding stock in June 2026, up from 13.0% the prior quarter.
Their total shares held in OPTT increased 32.48% quarter over quarter, and separately, investors owning Ocean Power Technologies increased 70.83% from a year ago.
During the quarter, 40 of these 82 funds increased positions in OPTT, 14 reduced exposure, and 28 held steady.
Institutional investors collectively held 1.1Mn shares in Ocean Power Technologies as of June 2026, up by 270.55K shares quarter on quarter, and up 582.24K shares year over year.
As of June 30, 2026, VANGUARD CAPITAL MANAGEMENT LLC held the largest stake in Ocean Power Technologies with 297.31K shares, accounting for 4.59% of total shares outstanding.
The largest buyers of Ocean Power Technologies for the quarter ending June 2026 were Polar Asset Management Partners Inc. (101.44K), UBS Group AG (96.26K), HAMILTON CAPITAL PARTNERS, LLC (16.67K), Cambridge Investment Research Advisors, Inc. (13.33K), VANGUARD FIDUCIARY TRUST CO (11.77K).
Leading sellers of Ocean Power Technologies shares for the quarter ending June 2026 were PEAK6 LLC (8.55K), D'Orazio & Associates, Inc. (6.91K), Royal Bank Of Canada (6.25K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (3.49K), GROUP ONE TRADING LLC (1.36K).
Per Business Quant, the top 10 investors in OPTT for the quarter ending June 2026 include VANGUARD CAPITAL MANAGEMENT LLC (297.31K), UBS Group AG (228.98K), BlackRock, Inc. (110.97K), Polar Asset Management Partners Inc. (101.44K), GEODE CAPITAL MANAGEMENT, LLC (73.28K), VANGUARD FIDUCIARY TRUST CO (46.25K), Spinnaker Investment Group, LLC (34.71K), State Street Corp (32.76K), Cambridge Investment Research Advisors, Inc. (23.23K), Northern Trust Corp (17.31K).

Form 13F Holdings

82 Institutional Holders

Report period 30 Jun, 2026

Total shares held 1.10Mn

Of outstanding 17.03%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	8,919,165	137.68%	▲340,643	+3.97%	$2.34Mn
2	UBS Group AG	0001610520	6,869,388	106.04%	▲2,887,946	+72.54%	$1.80Mn
3	BlackRock, Inc.	0002012383	3,329,108	51.39%	▼1	0.00%	$872.23K
4	Polar Asset Management Partners Inc.	0001326389	3,043,227	46.98%	▲3,043,227	0.00%	$797.33K
5	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,198,484	33.94%	▲43,075	+2.00%	$576.20K
6	VANGUARD FIDUCIARY TRUST CO	0000933478	1,387,399	21.42%	▲353,192	+34.15%	$363.50K
7	Spinnaker Investment Group, LLC	0001911067	1,041,240	16.07%	0	0.00%	$272.81K
8	State Street Corp	0000093751	982,684	15.17%	▲172,400	+21.28%	$257.46K
9	Cambridge Investment Research Advisors, Inc.	0001419186	697,003	10.76%	▲400,003	+134.68%	$183
10	Northern Trust Corp	0000073124	519,151	8.01%	▲169,793	+48.60%	$136.02K
11	Royal Bank Of Canada	0001000275	518,050	8.00%	▼187,500	-26.58%	$136.00K
12	HAMILTON CAPITAL PARTNERS, LLC	0002037578	500,195	7.72%	▲500,195	0.00%	$131.05K
13	HighTower Advisors, LLC	0001462245	350,100	5.40%	▲350,100	0.00%	$91.73K
14	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	256,667	3.96%	▼104,748	-28.98%	$67.25K
15	ESSEX INVESTMENT MANAGEMENT CO LLC	0000201772	204,864	3.16%	▼329	-0.16%	$53.67K
16	D'Orazio & Associates, Inc.	0001646821	197,503	3.05%	▼207,174	-51.19%	$51.75K
17	OneDigital Investment Advisors LLC	0001690370	159,532	2.46%	▼22,737	-12.47%	$41.80K
18	Pinnacle Financial Partners, Inc.	0002082866	130,500	2.01%	▲30,000	+29.85%	$34.19K
19	SIMPLEX TRADING, LLC	0001488542	129,786	2.00%	▼22,529	-14.79%	$34.00K
20	Diversify Advisory Services, LLC	0002021232	119,995	1.85%	▲119,995	0.00%	$17.28K

Showing 1 to 20 of 82 holders