Ticker · CUSIP 415858109
Holders (tracked)
9
Combined shares
950,948
Combined value
$45.35M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
14 events
- +5,751 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+57 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) added2026-02-17+35,515 shares · 2025Q4Position
- D.E. Shaw & Co. exited2026-02-17−5,497 shares · 2025Q4Position
- Wellington Management trimmed2026-02-17−11,795 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+1,161 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−13,138 shares · 2025Q4Position
- AQR Capital Management opened position2025-11-14+7,640 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) exited2025-11-14−37,419 shares · 2025Q3Position
- Two Sigma Investments exited2025-11-14−32,475 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−202,686 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+1,442 shares · 2025Q3Position
- Wellington Management added2025-11-14+33,504 shares · 2025Q3Position
- Renaissance Technologies trimmed2025-11-13−24,400 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Izzy Englander (Millennium Mgmt)+5,751$282K
Added to3
- Ken Griffin (Citadel Advisors)+35,515$1.7M
- AQR Capital Management+57$3K
- T. Rowe Price+1,161$57
Trimmed2
- Renaissance Technologies−13,138$644K
- Wellington Management−11,795$578K
Exited1
- D.E. Shaw & Co.−5,497$265K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 7 | $12.6M |
| 2022Q2 | 7 | $14.3M |
| 2022Q3 | 7 | $22K |
| 2022Q4 | 11 | $18.4M |
| 2023Q1 | 10 | $25.4M |
| 2023Q2 | 8 | $46.4M |
| 2023Q3 | 8 | $41.3M |
| 2023Q4 | 9 | $30.2M |
| 2024Q1 | 9 | $39.1M |
| 2024Q2 | 8 | $70.3M |
| 2024Q3 | 9 | $80.0M |
| 2024Q4 | 8 | $56.8M |
| 2025Q1 | 9 | $41.3M |
| 2025Q2 | 9 | $44.1M |
| 2025Q3 | 9 | $46.9M |
| 2025Q4 | 9 | $45.4M |
Who owns HROW
9 super-investors · 2025Q4
Tracked stake
950.9K
shares
Combined value
$45M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added5Trim2Sold1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 312.1K | $15M |
| 2 | Ken Griffin Citadel Advisors | 245.9K | $12M |
| 3 | Ken Griffin Citadel Advisors | 121.5K | $6M |
| 4 | Wellington Management | 109.6K | $5M |
| 5 | Renaissance Technologies | 105.0K | $5M |
| 6 | D.E. Shaw & Co. | 18.0K | $882K |
| 7 | AQR Capital Management | 7.7K | $377K |
| 8 | Izzy Englander Millennium Mgmt | 5.8K | $282K |
| 9 | T. Rowe Price | 25.4K | $1K |
Recent moves
20 transactions
- +57 · 2025Q4
- +5,751 · 2025Q4
- +35,515 · 2025Q4
- −11,795 · 2025Q4
- SOLDD.E. Shaw & Co.−5,497 · 2025Q4
- +1,161 · 2025Q4
- −13,138 · 2025Q4
- TRIMD.E. Shaw & Co.−202,686 · 2025Q3
- +33,504 · 2025Q3
- −37,419 · 2025Q3
- −32,475 · 2025Q3
- +1,442 · 2025Q3
- +7,640 · 2025Q3
- −24,400 · 2025Q3
- −68,939 · 2025Q2
- +13,190 · 2025Q2
- TRIMD.E. Shaw & Co.−260,005 · 2025Q2
- −38,826 · 2025Q2
- +2,509 · 2025Q2
- −102,853 · 2025Q2
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