COOPER COS INC (COO): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in COO · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
29
13F filers
Aggregate Value
$1.5B
Across holders
Last Price
$75.80
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity21 increased6 reduced3 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 4.00M | $287.2M | 18.6% | 0.1% | Added | +$134.7M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 4.02M | $285.7M | 18.5% | 0.1% | Added | $-2.1B | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 3.87M | $277.7M | 18.0% | 0.0% | Added | +$274.5M | Q2 2026 |
| JANA Partners Management, LP CIK 0001998597 | Hedge Fund | 3.58M | $256.9M | 16.7% | 13.5% | Added | — | Q2 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 1.08M | $77.5M | 5.0% | 0.2% | Added | — | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 990K | $71.0M | 4.6% | 0.1% | Added | +$71.0M | Q2 2026 |
| HARRIS ASSOCIATES L P CIK 0000813917 | Institutional Manager | 767K | $55.0M | 3.6% | 0.1% | Added | — | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 505K | $36.2M | 2.3% | 0.0% | Added | +$28.5M | Q2 2026 |
| HBK INVESTMENTS L P CIK 0001011443 | Hedge Fund | 442K | $31.7M | 2.1% | 0.3% | Added | — | Q2 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 435K | $31.2M | 2.0% | 0.0% | Added | +$17.5M | Q2 2026 |
Added
Hedge Fund
$287.2M· 18.6% of total· 0.1% port· 4.00M sh· +$134.7M QoQ· Q2 2026
Added
Hedge Fund
$285.7M· 18.5% of total· 0.1% port· 4.02M sh· $-2.1B QoQ· Q2 2026
Added
Hedge Fund
$277.7M· 18.0% of total· 0.0% port· 3.87M sh· +$274.5M QoQ· Q2 2026
Added
Hedge Fund
$256.9M· 16.7% of total· 13.5% port· 3.58M sh· — QoQ· Q2 2026
Added
Hedge Fund
$77.5M· 5.0% of total· 0.2% port· 1.08M sh· — QoQ· Q2 2026
Added
Hedge Fund
$71.0M· 4.6% of total· 0.1% port· 990K sh· +$71.0M QoQ· Q2 2026
Added
Institutional Manager
$55.0M· 3.6% of total· 0.1% port· 767K sh· — QoQ· Q2 2026
Added
Hedge Fund
$36.2M· 2.3% of total· 0.0% port· 505K sh· +$28.5M QoQ· Q2 2026
Added
Hedge Fund
$31.7M· 2.1% of total· 0.3% port· 442K sh· — QoQ· Q2 2026
Added
Hedge Fund
$31.2M· 2.0% of total· 0.0% port· 435K sh· +$17.5M QoQ· Q2 2026
Added
Hedge Fund
$24.7M· 1.6% of total· 0.1% port· 344K sh· +$15.2M QoQ· Q2 2026
Added
Hedge Fund
$21.8M· 1.4% of total· 0.1% port· 304K sh· +$301K QoQ· Q2 2026
Added
Hedge Fund
$19.2M· 1.2% of total· 0.7% port· 269K sh· +$3.8M QoQ· Q2 2026
Added
Hedge Fund
$18.4M· 1.2% of total· 0.0% port· 256K sh· — QoQ· Q2 2026
Added
Hedge Fund
$12.5M· 0.8% of total· 0.0% port· 174K sh· +$10.7M QoQ· Q2 2026
Reduced
Hedge Fund
$7.6M· 0.5% of total· 0.0% port· 106K sh· $-1.7M QoQ· Q2 2026
Reduced
Hedge Fund
$6.7M· 0.4% of total· 0.3% port· 93K sh· $-40.8M QoQ· Q2 2026
Added
Hedge Fund
$6.0M· 0.4% of total· 0.1% port· 83K sh· — QoQ· Q2 2026
Added
Hedge Fund
$3.7M· 0.2% of total· 0.0% port· 51K sh· +$3.2M QoQ· Q2 2026
Unchanged
Institutional Manager
$3.2M· 0.2% of total· 0.0% port· 44K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$2.4M· 0.2% of total· 0.0% port· 33K sh· +$2.4M QoQ· Q2 2026
Added
Hedge Fund
$1.8M· 0.1% of total· 0.0% port· 25K sh· — QoQ· Q2 2026
Unchanged
Institutional Manager
$1.3M· 0.1% of total· 0.0% port· 18K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$901K· 0.1% of total· 0.0% port· 13K sh· +$142K QoQ· Q2 2026
Reduced
Institutional Manager
$708K· 0.0% of total· 0.0% port· 10K sh· $-67K QoQ· Q2 2026
Added
Hedge Fund
$673K· 0.0% of total· 0.0% port· 9K sh· +$299K QoQ· Q2 2026
Reduced
Hedge Fund
$652K· 0.0% of total· 0.0% port· 9K sh· $-2.6M QoQ· Q2 2026
Reduced
Hedge Fund
$407K· 0.0% of total· 0.0% port· 6K sh· $-12K QoQ· Q2 2026
Reduced
Hedge Fund
$7K· 0.0% of total· 0.0% port· 100 sh· $-258K QoQ· Q2 2026
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