Security
Algonquin Pwr Utils Corp. · COM
12 owners 2 exits max 7.7% (Starboard Value LP)
owners
12
max %
7.7%
tracked value
$811M
qoq
A 4
R 6
E 2
holders
sorted by % of portfolio · long equity only · exits show last held size
| manager | % port | activity | shares | value | history |
|---|---|---|---|---|---|
| Starboard Value LP 2026 Q1 | 7.7% | Reduce +0.28 pp | 57,189,420 | $351M | hist |
| John Rogers - Ariel Investments, LLC 2026 Q1 | 1.4% | Add +0.29 pp | 19,641,661 | $121M | hist |
| Renaissance Technologies LLC 2026 Q1 | 0.0% | Add +0.01 pp | 1,947,792 | $12M | hist |
| Norges Bank 2025 Q4 stale | 0.0% | Exit -0.01 pp | 10,906,124 | $67M | hist |
| D. E. Shaw & Co., Inc. 2026 Q1 | 0.0% | Reduce -0.01 pp | 3,402,158 | $21M | hist |
| Steve Cohen - Point72 Asset Management, L.P. 2026 Q1 | 0.0% | Reduce 0.00 pp | 1,006,924 | $6M | hist |
| Two Sigma Investments, LP 2025 Q4 stale | 0.0% | Exit -0.01 pp | 718,039 | $4M | hist |
| Dmitry Balyasny - Balyasny Asset Management L.P. 2026 Q1 | 0.0% | Add 0.00 pp | 711,798 | $4M | hist |
| Vanguard Group Inc. 2025 Q4 stale | 0.0% | Add 0.00 pp | 34,456,155 | $212M | hist |
| Ken Griffin - Citadel Advisors LLC 2026 Q1 | 0.0% | Reduce 0.00 pp | 1,528,619 | $9M | hist |
| Israel Englander - Millennium Management LLC 2026 Q1 | 0.0% | Reduce 0.00 pp | 282,521 | $2M | hist |
| Joel Greenblatt - Gotham Asset Management, LLC 2026 Q1 | 0.0% | Reduce 0.00 pp | 199,820 | $1M | hist |
| Corvex Management LP exited 2026 Q1 last 2025 Q4 | 1.2% | Exit -1.16 pp | 6,183,855 | $38M | hist |
| Cliff Asness - Aqr Capital Management LLC exited 2026 Q1 last 2025 Q4 | 0.0% | Exit 0.00 pp | 11,252 | $69 | hist |
No managers match this filter.
ownership over time
filing count by report period · click a bar for that quarter’s holders