Swiss National Bank
SUM

Swiss National Bank’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Swiss National Bank’s Portfolio SUM Stock Details SUM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-241,715
Closed -$12.2M – 2468
2024
Q4 		$12.2M Buy
241,715
+1,800
+0.8% +$91.1K 0.01% 829
2024
Q3 		$9.36M Sell
239,915
-1,700
-0.7% -$66.4K 0.01% 976
2024
Q2 		$8.85M Buy
241,615
+5,700
+2% +$209K 0.01% 958
2024
Q1 		$10.5M Buy
235,915
+1,500
+0.6% +$66.9K 0.01% 892
2023
Q4 		$9.02M Sell
234,415
-26,900
-10% -$1.03M 0.01% 951
2023
Q3 		$8.14M Buy
261,315
+2,600
+1% +$81K 0.01% 991
2023
Q2 		$9.79M Buy
258,715
+3,100
+1% +$117K 0.01% 913
2023
Q1 		$7.28M Sell
255,615
-34,900
-12% -$994K 0.01% 1047
2022
Q4 		$8.25M Buy
290,515
+5,390
+2% +$153K 0.01% 1013
2022
Q3 		$6.72M Hold
285,125
– – ﹤0.01% 1108
2022
Q2 		$6.53M Hold
285,125
– – ﹤0.01% 1167
2022
Q1 		$8.71M Buy
285,125
+20,950
+8% +$640K ﹤0.01% 1092
2021
Q4 		$10.4M Buy
264,175
+407
+0.2% +$16.1K 0.01% 991
2021
Q3 		$8.29M Buy
263,768
+6,407
+2% +$201K 0.01% 1103
2021
Q2 		$8.82M Sell
257,361
-7,831
-3% -$268K 0.01% 1086
2021
Q1 		$7.31M Buy
265,192
+2,136
+0.8% +$58.8K ﹤0.01% 1208
2020
Q4 		$5.19M Hold
263,056
– – ﹤0.01% 1353
2020
Q3 		$4.28M Buy
263,056
+5,797
+2% +$94.3K ﹤0.01% 1271
2020
Q2 		$4.07M Buy
257,259
+35,798
+16% +$566K ﹤0.01% 1266
2020
Q1 		$3.27M Buy
221,461
+3,356
+2% +$49.5K ﹤0.01% 1159
2019
Q4 		$5.13M Buy
218,105
+4,170
+2% +$98K 0.01% 1140
2019
Q3 		$4.67M Buy
213,935
+2,644
+1% +$57.7K 0.01% 1143
2019
Q2 		$4M Buy
211,291
+4,373
+2% +$82.8K ﹤0.01% 1262
2019
Q1 		$3.23M Buy
206,918
+6,204
+3% +$96.8K ﹤0.01% 1358
2018
Q4 		$2.45M Buy
200,714
+3,458
+2% +$42.2K ﹤0.01% 1437
2018
Q3 		$3.53M Hold
197,256
– – ﹤0.01% 1354
2018
Q2 		$5.09M Buy
197,256
+3,864
+2% +$99.7K 0.01% 1082
2018
Q1 		$5.76M Buy
193,392
+4,577
+2% +$136K 0.01% 966
2017
Q4 		$5.84M Buy
188,815
+5,878
+3% +$182K 0.01% 950
2017
Q3 		$5.68M Hold
182,937
– – 0.01% 944
2017
Q2 		$5.12M Buy
182,937
+3,093
+2% +$86.6K 0.01% 981
2017
Q1 		$4.31M Buy
179,844
+24,234
+16% +$581K 0.01% 1068
2016
Q4 		$3.59M Buy
155,610
+28,178
+22% +$650K 0.01% 1179
2016
Q3 		$2.27M Buy
127,432
+24,524
+24% +$436K ﹤0.01% 1420
2016
Q2 		$2.02M Buy
102,908
+15,968
+18% +$313K ﹤0.01% 1499
2016
Q1 		$1.57M Buy
86,940
+15,758
+22% +$284K ﹤0.01% 1599
2015
Q4 		$1.37M Buy
+71,182
New +$1.37M ﹤0.01% 1588