670 institutional investment managers reported COO positions in their Form 13F filings for Q2 2026, holding 209,642,204 shares worth $15.0B in total. BlackRock, Inc. reported the largest position.

Are funds buying or selling COO?

In Q2 2026, 107 managers opened new COO positions, 252 added, 234 trimmed and 100 sold out. Managers that filed in both quarters added a net 4,385,416 shares.

How current is this COO institutional ownership data?

It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Funds · COO

Who owns COO?

Institutional ownership of The Cooper Companies Inc. from Form 13F, Q2 2026

670 institutional managers reported holding The Cooper Companies Inc. (COO) in Form 13F filings for Q2 2026, with 209,642,204 shares worth $15.0B. The largest reported holder was BlackRock, Inc. Managers that filed both quarters added a net 4,385,416 shares (+2.2%). 107 opened new positions and 100 sold out.

Funds holding: 670
Value held: $15.0B
New / sold out: 107 / 100
Net shares, same filers: +2.2%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of COO

Fund	Value	Share of 13F holdings	Shares	Move
BlackRock, Inc.	$1.1B	7.2%	15,029,453	Trimmed
Vanguard Capital Management LLC	$915M	6.1%	12,758,769	Added
State Street Corp	$638M	4.2%	8,892,643	Added
Vanguard Portfolio Management LLC	$622M	4.1%	8,669,690	Trimmed
T. Rowe Price Investment Management, Inc.	$533M	3.5%	7,429,535	Trimmed
Browning West LP	$516M	3.4%	7,195,428	Added
Price T Rowe Associates Inc	$400M	2.7%	5,579,650	Added
Kayne Anderson Rudnick Investment Management LLC	$389M	2.6%	5,430,282	Trimmed
Geode Capital Management, LLC	$383M	2.6%	5,359,812	Added
Franklin Resources Inc	$365M	2.4%	5,096,888	Added
Generation Investment Management LLP	$356M	2.4%	4,968,673	Added
Jupiter Topco LLC	$305M	2.0%	4,254,267	First report
Arrowstreet Capital, Limited Partnership	$287M	1.9%	4,004,357	Added
AQR Capital Management LLC	$286M	1.9%	4,022,614	Added
Longview Partners (Guernsey) LTD	$283M	1.9%	3,940,007	Added
UBS Group AG	$282M	1.9%	3,932,013	Added
Citadel Advisors LLC	$278M	1.8%	3,872,397	Added
Invesco Ltd.	$264M	1.8%	3,685,038	Added
JANA Partners Management, LP	$257M	1.7%	3,582,480	Added
Wellington Management Group LLP	$249M	1.7%	3,468,951	Added
Dimensional Fund Advisors LP	$240M	1.6%	3,341,607	Added
London Co of Virginia	$208M	1.4%	2,898,075	Added
Diamond Hill Capital Management, LLC (Investment Advisor)	$196M	1.3%	2,731,198	Trimmed
Massachusetts Financial Services Co	$188M	1.1%	2,343,776	Trimmed
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	$183M	1.2%	2,549,015	Added

Share of 13F holdings is each fund's shares as a share of the 209,642,204 COO shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

Citadel Advisors LLC Added+$264M
Arrowstreet Capital, Limited Partnership Added+$135M
Barclays PLC Added+$128M
Gates Capital Management, Inc. New+$121M
Dimensional Fund Advisors LP Added+$91.3M
Holocene Advisors, LP New+$77.5M
Assenagon Asset Management S.A. Added+$70.5M
Harris Associates L P New+$55.0M
Balyasny Asset Management L.P. Added+$54.0M
Norges Bank New+$52.4M

Biggest sellers in Q2 2026

Capital World Investors Trimmed-$489M
Neuberger Berman Group LLC Trimmed-$218M
T. Rowe Price Investment Management, Inc. Trimmed-$117M
BlackRock, Inc. Trimmed-$114M
Kayne Anderson Rudnick Investment Management LLC Trimmed-$85.1M
Champlain Investment Partners, LLC Trimmed-$84.4M
Bessemer Group Inc Trimmed-$66.8M
Boston Trust Walden Corp Trimmed-$61.9M
Swedbank AB Trimmed-$56.0M
Diamond Hill Capital Management, LLC (Investment Advisor) Trimmed-$47.8M

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $2.2B and sold $1.9B; 252 added and 234 trimmed.

Questions about COO ownership

Who owns COO stock?: 670 institutional investment managers reported COO positions in their Form 13F filings for Q2 2026, holding 209,642,204 shares worth $15.0B in total. BlackRock, Inc. reported the largest position.
Are funds buying or selling COO?: In Q2 2026, 107 managers opened new COO positions, 252 added, 234 trimmed and 100 sold out. Managers that filed in both quarters added a net 4,385,416 shares.
How current is this COO institutional ownership data?: It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to COO by CUSIP. Options are left out. COO news and filings · COO insider trades · Top funds