MHR
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Matthew Hamilton Rosenberg’s Blackrock BLK Stock Holding History

Matthew Hamilton Rosenberg’s Portfolio BLK Stock Details BLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$353K Sell
334
-5
-1% -$5.46K 0.06% 148
2026
Q2 		$326K Buy
339
+18
+6% +$18.6K 0.06% 154
2026
Q1 		$309K Hold
321
– – 0.06% 144
2025
Q4 		$344K Hold
321
– – 0.07% 129
2025
Q3 		$374K Hold
321
– – 0.08% 118
2025
Q2 		$337K Buy
321
+11
+4% +$10.4K 0.08% 126
2025
Q1 		$293K Buy
310
+2
+0.6% +$1.96K 0.07% 132
2024
Q4 		$316K Sell
308
-3
-1% -$3.04K 0.08% 119
2024
Q3 		$295K Hold
311
– – 0.08% 133
2024
Q2 		$243K Buy
311
+13
+4% +$10.1K 0.07% 152
2024
Q1 		$246K Sell
298
-7
-2% -$5.62K 0.07% 154
2023
Q4 		$248K Buy
305
+7
+2% +$4.89K 0.08% 143
2023
Q3 		$193K Sell
298
-11
-4% -$7.68K 0.06% 166
2023
Q2 		$214K Sell
309
-27
-8% -$18.1K 0.07% 160
2023
Q1 		$225K Hold
336
– – 0.07% 168
2022
Q4 		$238K Buy
336
+11
+3% +$7.34K 0.08% 155
2022
Q3 		$179K Buy
325
+15
+5% +$9.82K 0.07% 177
2022
Q2 		$191K Buy
310
+25
+9% +$16.3K 0.07% 176
2022
Q1 		$218K Hold
285
– – 0.08% 175
2021
Q4 		$261K Hold
285
– – 0.09% 141
2021
Q3 		$239K Buy
285
+28
+11% +$25.1K 0.09% 140
2021
Q2 		$225K Hold
257
– – 0.12% 117
2021
Q1 		$194K Hold
257
– – 0.11% 126
2020
Q4 		$185K Hold
257
– – 0.12% 123
2020
Q3 		$145K Hold
257
– – 0.11% 126
2020
Q2 		$140K Hold
257
– – 0.11% 121
2020
Q1 		$114K Buy
+257
New +$127K 0.11% 104

Other funds holding BLK

EB
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
MSV
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
RT
Rockland Trust Hanover, Massachusetts $2.61B AUM 14.26% 1-Year Est. Return
FWCM
Ferguson Wellman Capital Management Portland, Oregon $8.38B AUM 25.07% 1-Year Est. Return
PNC
Park National Corp Newark, Ohio $3.69B AUM 18.32% 1-Year Est. Return
VVP
Venture Visionary Partners Sylvania, Ohio $3.82B AUM 21.33% 1-Year Est. Return
NPPM
North Point Portfolio Managers Orange Village, Ohio $595M AUM 14.89% 1-Year Est. Return
MPWT
MassMutual Private Wealth & Trust Windsor, Connecticut $3.79B AUM 19.33% 1-Year Est. Return
TFA
Toth Financial Advisory Leesburg, Virginia $1B AUM 19.18% 1-Year Est. Return
BRCM
Bright Rock Capital Management Hanover, Massachusetts $529M AUM 8.66% 1-Year Est. Return

Matthew Hamilton Rosenberg's BLK Position: Q3 2026 in Review

Matthew Hamilton Rosenberg reduced its Blackrock (BLK) stake by 1.5% in Q3 2026, selling an estimated $5.46K and leaving 334 shares worth $353K. The position accounts for 0.06% of the portfolio, ranked #148.

Matthew Hamilton Rosenberg first reported a position in BLK in Q1 2020 and has held it in 27 quarters since. The position peaked at $374K in Q3 2025. 114 funds tracked by Wall St. Rank hold BLK as of Q3 2026.

  • Matthew Hamilton Rosenberg held 334 shares of Blackrock worth $353K as of Q3 2026.
  • Matthew Hamilton Rosenberg sold 5 Blackrock shares in Q3 2026, an estimated $5.46K.
  • Blackrock made up 0.06% of Matthew Hamilton Rosenberg's portfolio in Q3 2026, its #148 holding.
  • Matthew Hamilton Rosenberg first reported a position in Blackrock in Q1 2020 and has held it in 27 quarters since.
  • Matthew Hamilton Rosenberg's Blackrock position peaked at $374K in Q3 2025.
  • 114 funds tracked by Wall St. Rank held Blackrock as of Q3 2026.

Based on Matthew Hamilton Rosenberg's 13F filing for Q3 2026, filed 5 Oct 2026.