BLFY

Blue Foundry Bancorp
UnclassifiedUSCUSIP 09549B104◍ Confluence graph
Tracked 13F Holders
88
+6 QoQ
13F Value (tracked)
$114.1M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)27 adding · 4 trimming
Insider net (180d)$0

Who owns BLFY?

88 tracked 13F filers

88 tracked 13F filers disclose a position in BLFY as of the latest SEC 13F filings, a combined $114.1M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$16.8M
1.3M
−7.2%
Reduced · −98K sh
Q1 2026
2First Trust Capital Management L.P.
$13.3M
1.0M
+67%
Added · +402K sh
Q1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$10.1M
766K
First observed position
No prior filed position
Q1 2026
4DIMENSIONAL FUND ADVISORS LP
$9.1M
685K
−20%
Reduced · −168K sh
Q1 2026
5GEODE CAPITAL MANAGEMENT, LLC
$5.6M
421K
+0.8%
Added · +3K sh
Q1 2026
6STATE STREET CORP
$5.4M
411K
−10%
Reduced · −46K sh
Q1 2026
7ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
$4.7M
359K
+71%
Added · +149K sh
Q1 2026
8RENAISSANCE TECHNOLOGIES LLC
$4.5M
338K
+58%
Added · +124K sh
Q1 2026
9PRELUDE CAPITAL MANAGEMENT, LLC
$4.4M
334K
21×
Added · +318K sh
Q1 2026
10Essex Financial Services, Inc.
$4.3M
321K
−1.5%
Reduced · −5K sh
Q1 2026
11MANGROVE PARTNERS IM, LLC
$2.6M
199K
Held
Q1 2026
12MILLENNIUM MANAGEMENT LLC
$2.5M
192K
+439%
Added · +156K sh
Q1 2026
13Russell Investments Group, Ltd.
$2.0M
155K
+604%
Added · +133K sh
Q1 2026
14Squarepoint Ops LLC
$2.0M
153K
+142%
Added · +89K sh
Q1 2026
15NORTHERN TRUST CORP
$2.0M
147K
+3.3%
Added · +5K sh
Q1 2026
16GOLDMAN SACHS GROUP INC
$1.6M
124K
+37%
Added · +33K sh
Q1 2026
17VANGUARD FIDUCIARY TRUST CO
$1.5M
113K
First observed position
No prior filed position
Q1 2026
18VANGUARD PORTFOLIO MANAGEMENT LLC
$1.4M
104K
First observed position
No prior filed position
Q1 2026
19D. E. Shaw & Co., Inc.
$1.3M
99K
−10%
Reduced · −11K sh
Q1 2026
20TUDOR INVESTMENT CORP ET AL
$1.3M
97K
Held
Q1 2026
21MORGAN STANLEY
$1.3M
97K
−22%
Reduced · −27K sh
Q1 2026
22Quantinno Capital Management LP
$1.2M
89K
+14%
Added · +11K sh
Q1 2026
23BALYASNY ASSET MANAGEMENT L.P.
$1.1M
85K
New
+85K sh
Q1 2026
24TWO SIGMA INVESTMENTS, LP
$903K
68K
+427%
Added · +55K sh
Q1 2026
25ODDO BHF ASSET MANAGEMENT SAS
$674K
51K
New
+51K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is BLFY being bought or sold by institutions?

Last quarter, 8 funds opened a new position in BLFY and 19 added to an existing one, while 4 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
8
funds
Added
19
funds
Reduced
4
funds
Exited
0
funds

Funds that own BLFY also own

CompanyCo-held byCombined value
NVIDIA CORPNVDA21 funds$6.6B
MICROSOFT CORPMSFT21 funds$3.7B
ALPHABET INC-CL CGOOG21 funds$1.6B
ELI LILLY & COLLY21 funds$1.2B
ARISTA NETWORKS INCANET21 funds$1.0B
VISA INC-CLASS A SHARESV21 funds$836.7M
HOME DEPOT INCHD21 funds$823.7M
WALMART INCWMT21 funds$779.1M
COSTCO WHOLESALE CORPCOST21 funds$766.0M
PALANTIR TECHNOLOGIES INC-APLTR21 funds$630.6M
O'REILLY AUTOMOTIVE INCORLY21 funds$404.5M
VISTRA CORPVST21 funds$248.9M

Ranked by how many of BLFY's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Aug 4, 2025Malkiman AleksandrEVP and Chief Tech OfficerBuy (P)2K$17K
Aug 4, 2025Kinzler Patrick H.DirectorBuy (P)1K$9K
Aug 4, 2025Kinzler Patrick H.DirectorBuy (P)500$4K
Aug 1, 2025Malkiman AleksandrEVP and Chief Tech OfficerBuy (P)2K$17K
Aug 1, 2025Kinzler Patrick H.DirectorBuy (P)900$8K
Aug 1, 2025Kinzler Patrick H.DirectorBuy (P)600$5K
Aug 1, 2025Kinzler Patrick H.DirectorBuy (P)1K$8K
Jun 17, 2025Lang MirellaDirectorSell (S)1K$12K
Jun 17, 2025Lang MirellaDirectorSell (S)3K$26K
Jun 17, 2025Lang MirellaDirectorSell (S)100$877
Jun 5, 2025Malkiman AleksandrEVP and Chief Tech OfficerBuy (P)1K$9K
May 2, 2025Owes KeithChief Risk OfficerBuy (P)1K$10K

Institutional ownership over time

92 funds+34 since Q3 2024
04692Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $114.2M

Recent filings

15 shown

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Ask your agent what changed in BLFY

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/BLFY/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for BLFY.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for BLFY. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.