Security key
44888K209
HYDROFARM HOLDINGS GROUP, INC. - Common Stock, $0.0001 par value (HYFM)
CUSIP: 44888K209
Q1 2021 13F Holders as of 31 Mar 2021
- Security type / class
- Equity / Common Stock, $0.0001 par value
- Total 13F shares
- 9,009,003
- Total 13F value
- $543,399,502
- Share change
- +1,383,650
- Put/Call ratio
- 59%
- SEC-reported price per share
- $60.32
- Number of holders
- 105
- Value change
- +$92,968,814
- Number of buys
- 77
- Number of sells
- 45
- Shares outstanding
- 4,632,653
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
105
Top holders
10
HYFM full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
HYDROFARM HOLDINGS GROUP, INC. SEC filings
HYDROFARM HOLDINGS GROUP, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 44888K209
Recent filing periods:
Ownership snapshot
Top reported holders of HYFM - HYDROFARM HOLDINGS GROUP, INC. - Common Stock, $0.0001 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ALLIANCEBERNSTEIN L.P.
Disclosed value leader
ALLIANCEBERNSTEIN L.P.
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 20%
Showing 1-6 of 15 holder rows.
Quick read
ALLIANCEBERNSTEIN L.P. leads the comparable SEC ownership view at 20%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ALLIANCEBERNSTEIN L.P.'s linked filing trail.
Comparable ownership
Top 5
ALLIANCEBERNSTEIN L.P.
20%
DRIEHAUS CAPITAL MANAGEMENT LLC
12%
VANGUARD GROUP INC
12%
FEDERATED HERMES, INC.
10%
PURA VIDA INVESTMENTS, LLC
8.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
20%
|
$49,229,000
936,271 shares
|
— | 31 Dec 2020 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
12%
|
$29,517,000
561,364 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
12%
|
$29,394,000
559,039 shares
|
— | 31 Dec 2020 |
| FEDERATED HERMES, INC. |
13F
Company
|
10%
|
$25,501,000
485,000 shares
|
— | 31 Dec 2020 |
| PURA VIDA INVESTMENTS, LLC |
13F
Company
|
8.1%
|
$19,718,000
375,000 shares
|
— | 31 Dec 2020 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
7.6%
|
$18,503,000
351,900 shares
|
— | 31 Dec 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
105
Shares
9,009,003
Rows available
105
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
73
Q1 2021 holders
105
Holder diff
32
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend