Northern Trust’s White Mountains Insurance WTM Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $34M | Sell |
15,495
-1,172
| -7% | -$2.51M | ﹤0.01% | 1358 |
|
|
2025
Q4 | $34.6M | Sell |
16,667
-1,090
| -6% | -$2.13M | ﹤0.01% | 1336 |
|
|
2025
Q3 | $29.7M | Buy |
17,757
+352
| +2% | +$628K | ﹤0.01% | 1439 |
|
|
2025
Q2 | $31.3M | Sell |
17,405
-817
| -4% | -$1.45M | ﹤0.01% | 1387 |
|
|
2025
Q1 | $35.1M | Buy |
18,222
+151
| +0.8% | +$284K | 0.01% | 1299 |
|
|
2024
Q4 | $35.1M | Buy |
18,071
+1,957
| +12% | +$3.7M | 0.01% | 1349 |
|
|
2024
Q3 | $27.3M | Buy |
16,114
+172
| +1% | +$300K | ﹤0.01% | 1432 |
|
|
2024
Q2 | $29M | Buy |
15,942
+1,346
| +9% | +$2.38M | ﹤0.01% | 1327 |
|
|
2024
Q1 | $26.2M | Sell |
14,596
-522
| -3% | -$875K | ﹤0.01% | 1398 |
|
|
2023
Q4 | $22.8M | Sell |
15,118
-601
| -4% | -$893K | ﹤0.01% | 1525 |
|
|
2023
Q3 | $23.5M | Buy |
15,719
+309
| +2% | +$474K | ﹤0.01% | 1439 |
|
|
2023
Q2 | $21.4M | Buy |
15,410
+289
| +2% | +$407K | ﹤0.01% | 1537 |
|
|
2023
Q1 | $20.8M | Buy |
15,121
+205
| +1% | +$294K | ﹤0.01% | 1523 |
|
|
2022
Q4 | $21.1M | Buy |
14,916
+231
| +2% | +$313K | ﹤0.01% | 1480 |
|
|
2022
Q3 | $19.1M | Sell |
14,685
-1,201
| -8% | -$1.55M | ﹤0.01% | 1493 |
|
|
2022
Q2 | $19.8M | Buy |
15,886
+326
| +2% | +$379K | ﹤0.01% | 1529 |
|
|
2022
Q1 | $17.7M | Sell |
15,560
-5,856
| -27% | -$6.13M | ﹤0.01% | 1766 |
|
|
2021
Q4 | $21.7M | Sell |
21,416
-141
| -0.7% | -$149K | ﹤0.01% | 1705 |
|
|
2021
Q3 | $23.1M | Sell |
21,557
-6,026
| -22% | -$6.73M | ﹤0.01% | 1695 |
|
|
2021
Q2 | $31.7M | Buy |
27,583
+64
| +0.2% | +$74.7K | 0.01% | 1551 |
|
|
2021
Q1 | $30.7M | Sell |
27,519
-11,637
| -30% | -$13M | 0.01% | 1520 |
|
|
2020
Q4 | $39.2M | Buy |
39,156
+470
| +1% | +$442K | 0.01% | 1270 |
|
|
2020
Q3 | $30.1M | Buy |
38,686
+3,604
| +10% | +$3.12M | 0.01% | 1295 |
|
|
2020
Q2 | $31.2M | Sell |
35,082
-6,981
| -17% | -$6.29M | 0.01% | 1268 |
|
|
2020
Q1 | $38.3M | Buy |
42,063
+351
| +0.8% | +$363K | 0.01% | 940 |
|
|
2019
Q4 | $46.5M | Sell |
41,712
-9,442
| -18% | -$10.3M | 0.01% | 1072 |
|
|
2019
Q3 | $55.2M | Sell |
51,154
-1,636
| -3% | -$1.75M | 0.01% | 891 |
|
|
2019
Q2 | $53.9M | Sell |
52,790
-329
| -0.6% | -$316K | 0.01% | 935 |
|
|
2019
Q1 | $49.2M | Sell |
53,119
-167
| -0.3% | -$151K | 0.01% | 976 |
|
|
2018
Q4 | $45.7M | Sell |
53,286
-3,379
| -6% | -$3.01M | 0.01% | 924 |
|
|
2018
Q3 | $53M | Sell |
56,665
-5,603
| -9% | -$5.19M | 0.01% | 979 |
|
|
2018
Q2 | $56.5M | Sell |
62,268
-1,691
| -3% | -$1.49M | 0.01% | 898 |
|
|
2018
Q1 | $52.6M | Buy |
63,959
+32,917
| +106% | +$27.2M | 0.01% | 954 |
|
|
2017
Q4 | $26.4M | Sell |
31,042
-1,646
| -5% | -$1.44M | 0.01% | 1503 |
|
|
2017
Q3 | $28M | Sell |
32,688
-2,003
| -6% | -$1.72M | 0.01% | 1455 |
|
|
2017
Q2 | $30.1M | Sell |
34,691
-374
| -1% | -$324K | 0.01% | 1366 |
|
|
2017
Q1 | $30.9M | Buy |
35,065
+4,036
| +13% | +$3.62M | 0.01% | 1317 |
|
|
2016
Q4 | $25.9M | Buy |
31,029
+199
| +0.6% | +$167K | 0.01% | 1409 |
|
|
2016
Q3 | $25.6M | Buy |
30,830
+802
| +3% | +$661K | 0.01% | 1379 |
|
|
2016
Q2 | $25.3M | Sell |
30,028
-318
| -1% | -$259K | 0.01% | 1336 |
|
|
2016
Q1 | $24.4M | Sell |
30,346
-503
| -2% | -$376K | 0.01% | 1342 |
|
|
2015
Q4 | $22.4M | Buy |
30,849
+406
| +1% | +$311K | 0.01% | 1417 |
|
|
2015
Q3 | $22.8M | Sell |
30,443
-3,443
| -10% | -$2.48M | 0.01% | 1401 |
|
|
2015
Q2 | $22.2M | Buy |
33,886
+7,720
| +30% | +$5.12M | 0.01% | 1504 |
|
|
2015
Q1 | $17.9M | Sell |
26,166
-1,383
| -5% | -$912K | 0.01% | 1666 |
|
|
2014
Q4 | $17.4M | Sell |
27,549
-661
| -2% | -$420K | 0.01% | 1648 |
|
|
2014
Q3 | $17.8M | Buy |
28,210
+1,971
| +8% | +$1.23M | 0.01% | 1600 |
|
|
2014
Q2 | $16M | Buy |
26,239
+994
| +4% | +$592K | 0.01% | 1710 |
|
|
2014
Q1 | $15.1M | Sell |
25,245
-1,423
| -5% | -$830K | ﹤0.01% | 1803 |
|
|
2013
Q4 | $16.1M | Sell |
26,668
-36
| -0.1% | -$21.2K | 0.01% | 1707 |
|
|
2013
Q3 | $15.2M | Buy |
26,704
+1,526
| +6% | +$886K | 0.01% | 1698 |
|
|
2013
Q2 | $14.5M | Buy |
+25,178
| New | +$14.7M | 0.01% | 1627 |
|
Other funds holding WTM
RRAM
VPM
VCM
CB
FMI
WCM
Northern Trust's WTM Position: Q1 2026 in Review
Northern Trust reduced its White Mountains Insurance (WTM) stake by 7% in Q1 2026, selling an estimated $2.51M and leaving 15,495 shares worth $34M. The position accounts for ﹤0.01% of the portfolio, ranked #1358.
Northern Trust first reported a position in WTM in Q2 2013 and has held it in 52 quarters since. The position peaked at $56.5M in Q2 2018. 367 funds tracked by Wall St. Rank hold WTM as of Q1 2026.
- Northern Trust held 15,495 shares of White Mountains Insurance worth $34M as of Q1 2026.
- Northern Trust sold 1,172 White Mountains Insurance shares in Q1 2026, an estimated $2.51M.
- White Mountains Insurance made up ﹤0.01% of Northern Trust's portfolio in Q1 2026, its #1358 holding.
- Northern Trust first reported a position in White Mountains Insurance in Q2 2013 and has held it in 52 quarters since.
- Northern Trust's White Mountains Insurance position peaked at $56.5M in Q2 2018.
- 367 funds tracked by Wall St. Rank held White Mountains Insurance as of Q1 2026.
Based on Northern Trust's 13F filing for Q1 2026, filed 14 May 2026.