A detailed history of Mattern Capital Management, LLC transactions in Black Rock Inc. stock. As of the latest transaction made, Mattern Capital Management, LLC holds 11,141 shares of BLK stock, worth $11.5 Million. This represents 1.37% of its overall portfolio holdings.

Number of Shares
11,141
Previous 11,193 0.46%
Holding current value
$11.5 Million
Previous $8.81 Million 20.04%
% of portfolio
1.37%
Previous 1.25%

Shares

20 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Oct 24, 2024

SELL
$782.27 - $949.51 $40,678 - $49,374
-52 Reduced 0.46%
11,141 $10.6 Million
Q2 2024

Aug 02, 2024

SELL
$747.3 - $826.77 $15,693 - $17,362
-21 Reduced 0.19%
11,193 $8.81 Million
Q1 2024

May 13, 2024

BUY
$774.31 - $842.06 $6,968 - $7,578
9 Added 0.08%
11,214 $9.35 Million
Q4 2023

Feb 14, 2024

BUY
$598.08 - $819.0 $116,027 - $158,886
194 Added 1.76%
11,205 $9.1 Million
Q3 2023

Nov 08, 2023

BUY
$643.39 - $756.58 $375,739 - $441,842
584 Added 5.6%
11,011 $7.12 Million
Q2 2023

Aug 08, 2023

BUY
$629.18 - $711.19 $239,088 - $270,252
380 Added 3.78%
10,427 $7.21 Million
Q1 2023

May 12, 2023

BUY
$625.77 - $770.73 $295,363 - $363,784
472 Added 4.93%
10,047 $6.72 Million
Q4 2022

Feb 06, 2023

BUY
$530.32 - $774.75 $5,833 - $8,522
11 Added 0.12%
9,575 $6.79 Million
Q3 2022

Nov 08, 2022

SELL
$550.28 - $757.07 $49,525 - $68,136
-90 Reduced 0.93%
9,564 $5.26 Million
Q2 2022

Aug 08, 2022

BUY
$582.26 - $782.23 $342,368 - $459,951
588 Added 6.49%
9,654 $5.88 Million
Q1 2022

May 03, 2022

BUY
$662.87 - $917.22 $329,446 - $455,858
497 Added 5.8%
9,066 $6.93 Million
Q4 2021

Feb 03, 2022

SELL
$825.56 - $971.49 $76,777 - $90,348
-93 Reduced 1.07%
8,569 $7.85 Million
Q3 2021

Nov 01, 2021

SELL
$838.66 - $954.94 $35,223 - $40,107
-42 Reduced 0.48%
8,662 $7.26 Million
Q2 2021

Aug 03, 2021

BUY
$766.83 - $887.42 $98,154 - $113,589
128 Added 1.49%
8,704 $7.62 Million
Q1 2021

May 17, 2021

SELL
$683.21 - $779.75 $16,397 - $18,714
-24 Reduced 0.28%
8,576 $6.47 Million
Q4 2020

Feb 03, 2021

SELL
$567.91 - $721.54 $21,012 - $26,696
-37 Reduced 0.43%
8,600 $6.21 Million
Q3 2020

Nov 16, 2020

SELL
$535.05 - $608.0 $13,376 - $15,200
-25 Reduced 0.29%
8,637 $4.87 Million
Q2 2020

Aug 07, 2020

BUY
$409.54 - $558.06 $241,628 - $329,255
590 Added 7.31%
8,662 $4.71 Million
Q1 2020

May 11, 2020

BUY
$327.42 - $572.48 $29,795 - $52,095
91 Added 1.14%
8,072 $3.55 Million
Q4 2019

Feb 13, 2020

BUY
$413.16 - $503.24 $3.3 Million - $4.02 Million
7,981 New
7,981 $4.01 Million

Others Institutions Holding BLK

About BlackRock Inc.


  • Ticker BLK
  • Exchange NYSE
  • Sector Financial Services
  • Industry Asset Management
  • Shares Outstandng 150,768,992
  • Market Cap $156B
  • Description
  • BlackRock, Inc. is a publicly owned investment manager. The firm primarily provides its services to institutional, intermediary, and individual investors including corporate, public, union, and industry pension plans, insurance companies, third-party mutual funds, endowments, public institutions, governments, foundations, charities, sovereign we...
More about BLK
Track This Portfolio

Track Mattern Capital Management, LLC Portfolio

Follow Mattern Capital Management, LLC and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Mattern Capital Management, LLC, based on Form 13F filings with the SEC.

News

Stay updated on Mattern Capital Management, LLC with notifications on news.