ERock EROC Institutional Ownership

NYSE EROC

$8.44 +0.45 (+5.69%)

As of: Oct 26, 2026 · 3:59 PM EDT

Institutions by Trading Activity

88 Institutions

Increased 88 100.0%

Unchanged 0 0.0%

Reduced 0 0.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

15.64%

Shares Held by Institutions

34.31Mn

of 219.40Mn outstanding

■0.00% QoQ

Shares Outstanding

219.40Mn

185.09Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

Net Shares Added (QoQ)

+34.31Mn

accumulated since last quarter

Value of Holdings

$274.15Mn

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

ERock, Inc. (NYSE:EROC) had 88 institutional holders reporting a position on Form 13F for the quarter ended June 30, 2026.

In Q2 2026, these holders reported 15.64% of ERock's outstanding shares.
Institutional investors held 34.31Mn shares of ERock in total at the end of Q2 2026.
T. Rowe Price Associates Inc held the largest position in EROC at 2.28Mn shares as of June 30, 2026, or 1.04% of shares outstanding.
Business Quant data shows the 10 biggest positions in ERock as of Q2 2026 were held by T. Rowe Price Associates Inc (2.28Mn shares), Balyasny Asset Management L.P. (2.1Mn shares), Cinctive Capital Management LP (1.95Mn shares), Encompass Capital Advisors LLC (1.9Mn shares), Zimmer Partners, LP (1.89Mn shares), Ameriprise Financial Inc (1.83Mn shares), Massachusetts Financial Services Co (1.78Mn shares), AllianceBernstein L.P. (1.7Mn shares), Citadel Advisors LLC (1.51Mn shares) and Value Aligned Research Advisors, LLC (1.35Mn shares).

Form 13F Holdings

88 Institutional Holders

Report period 30 Jun, 2026

Total shares held 34.31Mn

Of outstanding 15.64%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	2,275,983	1.04%	▲2,275,983	0.00%	$33.00K
2	BALYASNY ASSET MANAGEMENT L.P.	0001218710	2,099,619	0.96%	▲2,099,619	0.00%	$30.44Mn
3	Cinctive Capital Management LP	0001787258	1,947,261	0.89%	▲1,947,261	0.00%	$28.24Mn
4	Encompass Capital Advisors LLC	0001541901	1,900,000	0.87%	▲1,900,000	0.00%	$27.55Mn
5	Zimmer Partners, LP	0001565854	1,891,745	0.86%	▲1,891,745	0.00%	$27.43Mn
6	Ameriprise Financial Inc	0000820027	1,825,179	0.83%	▲1,825,179	0.00%	$26.47Mn
7	MASSACHUSETTS FINANCIAL SERVICES CO /MA/	0000912938	1,776,265	0.81%	▲1,776,265	0.00%	$25.76Mn
8	ALLIANCEBERNSTEIN L.P.	0001109448	1,702,121	0.78%	▲1,702,121	0.00%	$24.68Mn
9	CITADEL ADVISORS LLC	0001423053	1,505,997	0.69%	▲1,505,997	0.00%	$21.84Mn
10	Value Aligned Research Advisors, LLC	0001963565	1,345,920	0.61%	▲1,345,920	0.00%	$19.52Mn
11	Alyeska Investment Group, L.P.	0001453072	1,276,391	0.58%	▲1,276,391	0.00%	$18.51Mn
12	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,116,375	0.51%	▲1,116,375	0.00%	$16.19Mn
13	Pictet Asset Management Holding SA	0001993888	1,056,681	0.48%	▲1,056,681	0.00%	$15.32Mn
14	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,030,728	0.47%	▲1,030,728	0.00%	$14.95Mn
15	CIBC Bancorp USA Inc.	0001711924	1,000,000	0.46%	▲1,000,000	0.00%	$14.50Mn
16	SEVEN GRAND MANAGERS, LLC	0001909126	500,000	0.23%	▲500,000	0.00%	$7.25Mn
17	WELLINGTON MANAGEMENT GROUP LLP	0000902219	498,508	0.23%	▲498,508	0.00%	$7.23Mn
18	REAVES W H & CO INC	0000740913	435,000	0.20%	▲435,000	0.00%	$6.31Mn
19	Franklin Templeton Inc	0000038777	434,932	0.20%	▲434,932	0.00%	$6.31Mn
20	JANE STREET GROUP, LLC	0001595888	416,431	0.19%	▲416,431	0.00%	$6.04Mn

Showing 1 to 20 of 88 holders