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Old Second National Bank of Aurora’s Merck MRK Stock Holding History

Old Second National Bank of Aurora’s Portfolio MRK Stock Details MRK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$800K Hold
6,222
– – 0.15% 84
2026
Q1 		$748K Sell
6,222
-300
-5% -$34.6K 0.15% 82
2025
Q4 		$687K Sell
6,522
-94
-1% -$8.82K 0.14% 83
2025
Q3 		$555K Sell
6,616
-6
-0.1% -$494 0.11% 88
2025
Q2 		$524K Buy
6,622
+34
+0.5% +$2.7K 0.11% 93
2025
Q1 		$591K Buy
6,588
+72
+1% +$6.72K 0.14% 89
2024
Q4 		$648K Sell
6,516
-411
-6% -$42.4K 0.15% 89
2024
Q3 		$787K Hold
6,927
– – 0.19% 86
2024
Q2 		$858K Sell
6,927
-5
-0.1% -$644 0.22% 83
2024
Q1 		$915K Sell
6,932
-772
-10% -$95.2K 0.24% 82
2023
Q4 		$840K Sell
7,704
-546
-7% -$56.7K 0.23% 83
2023
Q3 		$849K Sell
8,250
-248
-3% -$26.7K 0.26% 81
2023
Q2 		$981K Hold
8,498
– – 0.28% 77
2023
Q1 		$904K Sell
8,498
-104
-1% -$11.2K 0.26% 77
2022
Q4 		$954K Sell
8,602
-624
-7% -$63.8K 0.28% 79
2022
Q3 		$795K Hold
9,226
– – 0.24% 81
2022
Q2 		$841K Hold
9,226
– – 0.23% 79
2022
Q1 		$757K Sell
9,226
-150
-2% -$11.8K 0.19% 83
2021
Q4 		$722K Buy
9,376
+450
+5% +$35.8K 0.21% 78
2021
Q3 		$670K Sell
8,926
-180
-2% -$13.7K 0.18% 83
2021
Q2 		$708K Sell
9,106
-699
-7% -$52K 0.19% 82
2021
Q1 		$722K Sell
9,805
-21
-0.2% -$1.55K 0.2% 82
2020
Q4 		$767K Sell
9,826
-419
-4% -$32K 0.23% 78
2020
Q3 		$811K Buy
10,245
+440
+4% +$34.5K 0.27% 76
2020
Q2 		$724K Sell
9,805
-1,873
-16% -$141K 0.25% 78
2020
Q1 		$857K Hold
11,678
– – 0.34% 75
2019
Q4 		$1.01M Buy
11,678
+158
+1% +$13K 0.3% 79
2019
Q3 		$926K Buy
11,520
+64
+0.6% +$5.13K 0.31% 79
2019
Q2 		$916K Hold
11,456
– – 0.32% 78
2019
Q1 		$909K Hold
11,456
– – 0.33% 78
2018
Q4 		$835K Hold
11,456
– – 0.34% 75
2018
Q3 		$776K Buy
11,456
+178
+2% +$11.3K 0.28% 82
2018
Q2 		$653K Buy
11,278
+517
+5% +$29.2K 0.26% 85
2018
Q1 		$559K Sell
10,761
-31,681
-75% -$1.71M 0.22% 84
2017
Q4 		$2.28M Buy
42,442
+1,608
+4% +$89.1K 0.9% 45
2017
Q3 		$2.5M Sell
40,834
-144
-0.4% -$8.73K 1.04% 35
2017
Q2 		$2.51M Buy
40,978
+984
+2% +$59.9K 1.08% 36
2017
Q1 		$2.42M Sell
39,994
-530
-1% -$32.2K 1.08% 37
2016
Q4 		$2.28M Sell
40,524
-5,080
-11% -$297K 1.02% 36
2016
Q3 		$2.72M Buy
45,604
+4,562
+11% +$267K 1.25% 29
2016
Q2 		$2.26M Buy
41,042
+561
+1% +$29.9K 1.05% 41
2016
Q1 		$2.04M Buy
40,481
+682
+2% +$33.4K 0.98% 48
2015
Q4 		$2.01M Buy
39,799
+648
+2% +$32.7K 0.98% 41
2015
Q3 		$1.84M Buy
39,151
+377
+1% +$20K 0.93% 47
2015
Q2 		$2.11M Buy
38,774
+840
+2% +$47.1K 0.96% 46
2015
Q1 		$2.08M Buy
37,934
+2,395
+7% +$136K 0.92% 48
2014
Q4 		$1.93M Buy
35,539
+380
+1% +$21.2K 0.84% 48
2014
Q3 		$1.99M Sell
35,159
-238
-0.7% -$13.4K 0.97% 42
2014
Q2 		$1.95M Buy
35,397
+885
+3% +$48.3K 0.96% 42
2014
Q1 		$1.87M Buy
34,512
+6,204
+22% +$321K 0.95% 40
2013
Q4 		$1.35M Buy
28,308
+2,079
+8% +$95K 0.56% 54
2013
Q3 		$1.19M Buy
26,229
+4,612
+21% +$211K 0.54% 54
2013
Q2 		$958K Buy
+21,617
New +$965K 0.44% 60

Other funds holding MRK

Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.94% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
ECSS
Eurizon Capital SGR SpA Milan $37.3B AUM
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Old Second National Bank of Aurora's MRK Position: Q2 2026 in Review

Old Second National Bank of Aurora held its Merck (MRK) position steady in Q2 2026 at 6,222 shares worth $800K. The position accounts for 0.15% of the portfolio, ranked #84.

Old Second National Bank of Aurora first reported a position in MRK in Q2 2013 and has held it in 53 quarters since. The position peaked at $2.72M in Q3 2016. 2,003 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Old Second National Bank of Aurora held 6,222 shares of Merck worth $800K as of Q2 2026.
  • Old Second National Bank of Aurora left its Merck share count unchanged in Q2 2026.
  • Merck made up 0.15% of Old Second National Bank of Aurora's portfolio in Q2 2026, its #84 holding.
  • Old Second National Bank of Aurora first reported a position in Merck in Q2 2013 and has held it in 53 quarters since.
  • Old Second National Bank of Aurora's Merck position peaked at $2.72M in Q3 2016.
  • 2,003 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Old Second National Bank of Aurora's 13F filing for Q2 2026, filed 21 Jul 2026.